Merge remote-tracking branch 'upstream/master' into ce-to-ee-2017-11-29

# Conflicts:
#	app/assets/javascripts/repo/components/repo_tab.vue
#	app/models/application_setting.rb
#	app/models/ci/runner.rb
#	app/services/merge_requests/build_service.rb
#	app/services/projects/hashed_storage/migrate_attachments_service.rb
#	app/services/projects/hashed_storage/migrate_repository_service.rb
#	app/services/projects/update_service.rb
#	db/schema.rb
#	lib/gitlab/gitaly_client.rb
#	spec/services/projects/update_service_spec.rb

[ci skip]

Gemfile.lock

@@ -1191,7 +1191,7 @@ DEPENDENCIES
   sanitize (~> 2.0)
   sass-rails (~> 5.0.6)
   scss_lint (~> 0.54.0)
-  seed-fu (~> 2.3.5)
+  seed-fu (~> 2.3.7)
   select2-rails (~> 3.5.9)
   selenium-webdriver (~> 3.5)
   sentry-raven (~> 2.5.3)

app/assets/javascripts/dispatcher.js

@@ -424,6 +424,7 @@ import initGroupAnalytics from './init_group_analytics';
           projectImport();
           break;
         case 'projects:pipelines:new':
+        case 'projects:pipelines:create':
           new NewBranchForm($('.js-new-pipeline-form'));
           break;
         case 'projects:pipelines:builds':

app/assets/javascripts/lib/utils/common_utils.js

@@ -190,7 +190,7 @@ export const insertText = (target, text) => {
   target.selectionStart = target.selectionEnd = selectionStart + insertedText.length;
 
   // Trigger autosave
-  $(target).trigger('input');
+  target.dispatchEvent(new Event('input'));
 
   // Trigger autosize
   const event = document.createEvent('Event');

app/assets/javascripts/projects_dropdown/components/projects_list_item.vue

@@ -48,6 +48,27 @@ export default {
       }
       return this.projectName;
     },
+    /**
+     * Smartly truncates project namespace by doing two things;
+     * 1. Only include Group names in path by removing project name
+     * 2. Only include first and last group names in the path
+     *    when namespace has more than 2 groups present
+     *
+     * First part (removal of project name from namespace) can be
+     * done from backend but doing so involves migration of
+     * existing project namespaces which is not wise thing to do.
+     */
+    truncatedNamespace() {
+      const namespaceArr = this.namespace.split(' / ');
+      namespaceArr.splice(-1, 1);
+      let namespace = namespaceArr.join(' / ');
+
+      if (namespaceArr.length > 2) {
+        namespace = `${namespaceArr[0]} / ... / ${namespaceArr.pop()}`;
+      }
+
+      return namespace;
+    },
   },
 };
 </script>
@@ -87,9 +108,7 @@ export default {
         <div
           class="project-namespace"
           :title="namespace"
-        >
-          {{namespace}}
-        </div>
+        >{{truncatedNamespace}}</div>
       </div>
     </a>
   </li>

app/assets/javascripts/repo/components/commit_sidebar/list.vue

+<script>
+  import icon from '../../../vue_shared/components/icon.vue';
+  import listItem from './list_item.vue';
+  import listCollapsed from './list_collapsed.vue';
+
+  export default {
+    components: {
+      icon,
+      listItem,
+      listCollapsed,
+    },
+    props: {
+      title: {
+        type: String,
+        required: true,
+      },
+      fileList: {
+        type: Array,
+        required: true,
+      },
+      collapsed: {
+        type: Boolean,
+        required: true,
+      },
+    },
+    methods: {
+      toggleCollapsed() {
+        this.$emit('toggleCollapsed');
+      },
+    },
+  };
+</script>
+
+<template>
+  <div class="multi-file-commit-panel-section">
+    <header
+      class="multi-file-commit-panel-header"
+      :class="{
+        'is-collapsed': collapsed,
+      }"
+    >
+      <icon
+        name="list-bulleted"
+        :size="18"
+        css-classes="append-right-default"
+      />
+      <template v-if="!collapsed">
+        {{ title }}
+        <button
+          type="button"
+          class="btn btn-transparent multi-file-commit-panel-collapse-btn"
+          @click="toggleCollapsed"
+        >
+          <i
+            aria-hidden="true"
+            class="fa fa-angle-double-right"
+          >
+          </i>
+        </button>
+      </template>
+    </header>
+    <div class="multi-file-commit-list">
+      <list-collapsed
+        v-if="collapsed"
+      />
+      <template v-else>
+        <ul
+          v-if="fileList.length"
+          class="list-unstyled append-bottom-0"
+        >
+          <li
+            v-for="file in fileList"
+            :key="file.key"
+          >
+            <list-item
+              :file="file"
+            />
+          </li>
+        </ul>
+        <div
+          v-else
+          class="help-block prepend-top-0"
+        >
+          No changes
+        </div>
+      </template>
+    </div>
+  </div>
+</template>

app/assets/javascripts/repo/components/commit_sidebar/list_collapsed.vue

+<script>
+  import { mapGetters } from 'vuex';
+  import icon from '../../../vue_shared/components/icon.vue';
+
+  export default {
+    components: {
+      icon,
+    },
+    computed: {
+      ...mapGetters([
+        'addedFiles',
+        'modifiedFiles',
+      ]),
+    },
+  };
+</script>
+
+<template>
+  <div
+    class="multi-file-commit-list-collapsed text-center"
+  >
+    <icon
+      name="file-addition"
+      :size="18"
+      css-classes="multi-file-addition append-bottom-10"
+    />
+    {{ addedFiles.length }}
+    <icon
+      name="file-modified"
+      :size="18"
+      css-classes="multi-file-modified prepend-top-10 append-bottom-10"
+    />
+    {{ modifiedFiles.length }}
+  </div>
+</template>

app/assets/javascripts/repo/components/commit_sidebar/list_item.vue

+<script>
+  import icon from '../../../vue_shared/components/icon.vue';
+
+  export default {
+    components: {
+      icon,
+    },
+    props: {
+      file: {
+        type: Object,
+        required: true,
+      },
+    },
+    computed: {
+      iconName() {
+        return this.file.tempFile ? 'file-addition' : 'file-modified';
+      },
+      iconClass() {
+        return `multi-file-${this.file.tempFile ? 'addition' : 'modified'} append-right-8`;
+      },
+    },
+  };
+</script>
+
+<template>
+  <div class="multi-file-commit-list-item">
+    <icon
+      :name="iconName"
+      :size="16"
+      :css-classes="iconClass"
+    />
+    <span class="multi-file-commit-list-path">
+      {{ file.path }}
+    </span>
+  </div>
+</template>

app/assets/javascripts/repo/components/repo.vue

@@ -40,20 +40,24 @@ export default {
 </script>
 
 <template>
-  <div class="repository-view">
-    <div class="tree-content-holder" :class="{'tree-content-holder-mini' : isCollapsed}">
-      <repo-sidebar/>
-      <div
-        v-if="isCollapsed"
-        class="panel-right"
-      >
-        <repo-tabs/>
-        <component
-          :is="currentBlobView"
-        />
-        <repo-file-buttons/>
-      </div>
+  <div
+    class="multi-file"
+    :class="{
+      'is-collapsed': isCollapsed
+    }"
+  >
+    <repo-sidebar/>
+    <div
+      v-if="isCollapsed"
+      class="multi-file-edit-pane"
+    >
+      <repo-tabs />
+      <component
+        class="multi-file-edit-pane-content"
+        :is="currentBlobView"
+      />
+      <repo-file-buttons />
     </div>
-    <repo-commit-section v-if="changedFiles.length" />
+    <repo-commit-section />
   </div>
 </template>

app/assets/javascripts/repo/components/repo_commit_section.vue

 <script>
 import { mapGetters, mapState, mapActions } from 'vuex';
+import tooltip from '../../vue_shared/directives/tooltip';
+import icon from '../../vue_shared/components/icon.vue';
 import PopupDialog from '../../vue_shared/components/popup_dialog.vue';
-import { n__ } from '../../locale';
+import commitFilesList from './commit_sidebar/list.vue';
 
 export default {
   components: {
     PopupDialog,
+    icon,
+    commitFilesList,
+  },
+  directives: {
+    tooltip,
   },
   data() {
     return {
@@ -13,6 +20,7 @@ export default {
       submitCommitsLoading: false,
       startNewMR: false,
       commitMessage: '',
+      collapsed: true,
     };
   },
   computed: {
@@ -23,10 +31,10 @@ export default {
       'changedFiles',
     ]),
     commitButtonDisabled() {
-      return !this.commitMessage || this.submitCommitsLoading;
+      return this.commitMessage === '' || this.submitCommitsLoading || !this.changedFiles.length;
     },
-    commitButtonText() {
-      return n__('Commit %d file', 'Commit %d files', this.changedFiles.length);
+    commitMessageCount() {
+      return this.commitMessage.length;
     },
   },
   methods: {
@@ -77,12 +85,20 @@ export default {
           this.submitCommitsLoading = false;
         });
     },
+    toggleCollapsed() {
+      this.collapsed = !this.collapsed;
+    },
   },
 };
 </script>
 
 <template>
-<div id="commit-area">
+<div
+  class="multi-file-commit-panel"
+  :class="{
+    'is-collapsed': collapsed,
+  }"
+>
   <popup-dialog
     v-if="showNewBranchDialog"
     :primary-button-label="__('Create new branch')"
@@ -92,78 +108,71 @@ export default {
     @toggle="showNewBranchDialog = false"
     @submit="makeCommit(true)"
   />
+  <button
+    v-if="collapsed"
+    type="button"
+    class="btn btn-transparent multi-file-commit-panel-collapse-btn is-collapsed prepend-top-10 append-bottom-10"
+    @click="toggleCollapsed"
+  >
+    <i
+      aria-hidden="true"
+      class="fa fa-angle-double-left"
+    >
+    </i>
+  </button>
+  <commit-files-list
+    title="Staged"
+    :file-list="changedFiles"
+    :collapsed="collapsed"
+    @toggleCollapsed="toggleCollapsed"
+  />
   <form
-    class="form-horizontal"
-    @submit.prevent="tryCommit()">
-    <fieldset>
-      <div class="form-group">
-        <label class="col-md-4 control-label staged-files">
-          Staged files ({{changedFiles.length}})
-        </label>
-        <div class="col-md-6">
-          <ul class="list-unstyled changed-files">
-            <li
-              v-for="(file, index) in changedFiles"
-              :key="index">
-              <span class="help-block">
-                {{ file.path }}
-              </span>
-            </li>
-          </ul>
-        </div>
-      </div>
-      <div class="form-group">
-        <label
-          class="col-md-4 control-label"
-          for="commit-message">
-          Commit message
-        </label>
-        <div class="col-md-6">
-          <textarea
-            id="commit-message"
-            class="form-control"
-            name="commit-message"
-            v-model="commitMessage">
-          </textarea>
-        </div>
-      </div>
-      <div class="form-group target-branch">
-        <label
-          class="col-md-4 control-label"
-          for="target-branch">
-          Target branch
-        </label>
-        <div class="col-md-6">
-          <span class="help-block">
-            {{currentBranch}}
-          </span>
-        </div>
-      </div>
-      <div class="col-md-offset-4 col-md-6">
-        <button
-          type="submit"
-          :disabled="commitButtonDisabled"
-          class="btn btn-success">
-          <i
-            v-if="submitCommitsLoading"
-            class="js-commit-loading-icon fa fa-spinner fa-spin"
-            aria-hidden="true"
-            aria-label="loading">
-          </i>
-          <span class="commit-summary">
-            {{ commitButtonText }}
-          </span>
-        </button>
-      </div>
-      <div class="col-md-offset-4 col-md-6">
-        <div class="checkbox">
-          <label>
-            <input type="checkbox" v-model="startNewMR">
-            <span>Start a <strong>new merge request</strong> with these changes</span>
-          </label>
-        </div>
+    class="form-horizontal multi-file-commit-form"
+    @submit.prevent="tryCommit"
+    v-if="!collapsed"
+  >
+    <div class="multi-file-commit-fieldset">
+      <textarea
+        class="form-control multi-file-commit-message"
+        name="commit-message"
+        v-model="commitMessage"
+        placeholder="Commit message"
+      >
+      </textarea>
+    </div>
+    <div class="multi-file-commit-fieldset">
+      <label
+        v-tooltip
+        title="Create a new merge request with these changes"
+        data-container="body"
+        data-placement="top"
+      >
+        <input
+          type="checkbox"
+          v-model="startNewMR"
+        />
+        Merge Request
+      </label>
+      <button
+        type="submit"
+        :disabled="commitButtonDisabled"
+        class="btn btn-default btn-sm append-right-10 prepend-left-10"
+      >
+        <i
+          v-if="submitCommitsLoading"
+          class="js-commit-loading-icon fa fa-spinner fa-spin"
+          aria-hidden="true"
+          aria-label="loading"
+        >
+        </i>
+        Commit
+      </button>
+      <div
+        class="multi-file-commit-message-count"
+      >
+        {{ commitMessageCount }}
       </div>
-    </fieldset>
+    </div>
   </form>
 </div>
 </template>

app/assets/javascripts/repo/components/repo_file.vue

@@ -57,7 +57,7 @@
     class="file"
     @click.prevent="clickedTreeRow(file)">
     <td
-      class="multi-file-table-col-name"
+      class="multi-file-table-name"
       :colspan="submoduleColSpan"
     >
       <i
@@ -90,12 +90,11 @@
     </td>
 
     <template v-if="!isCollapsed && !isSubmodule">
-      <td class="hidden-sm hidden-xs">
+      <td class="multi-file-table-col-commit-message hidden-sm hidden-xs">
         <a
           v-if="file.lastCommit.message"
           @click.stop
           :href="file.lastCommit.url"
-          class="commit-message"
         >
           {{ file.lastCommit.message }}
         </a>

app/assets/javascripts/repo/components/repo_file_buttons.vue

@@ -22,12 +22,12 @@ export default {
 <template>
   <div
     v-if="showButtons"
-    class="repo-file-buttons"
+    class="multi-file-editor-btn-group"
   >
     <a
       :href="activeFile.rawPath"
       target="_blank"
-      class="btn btn-default raw"
+      class="btn btn-default btn-sm raw"
       rel="noopener noreferrer">
       {{ rawDownloadButtonLabel }}
     </a>
@@ -38,17 +38,17 @@ export default {
       aria-label="File actions">
       <a
         :href="activeFile.blamePath"
-        class="btn btn-default blame">
+        class="btn btn-default btn-sm blame">
         Blame
       </a>
       <a
         :href="activeFile.commitsPath"
-        class="btn btn-default history">
+        class="btn btn-default btn-sm history">
         History
       </a>
       <a
         :href="activeFile.permalink"
-        class="btn btn-default permalink">
+        class="btn btn-default btn-sm permalink">
         Permalink
       </a>
     </div>

app/assets/javascripts/repo/components/repo_preview.vue

@@ -32,10 +32,12 @@ export default {
 </script>
 
 <template>
-<div class="blob-viewer-container">
+<div>
   <div
     v-if="!activeFile.renderError"
-    v-html="activeFile.html">
+    v-html="activeFile.html"
+    class="multi-file-preview-holder"
+  >
   </div>
   <div
     v-else-if="activeFile.tempFile"

app/assets/javascripts/repo/components/repo_sidebar.vue

@@ -44,20 +44,16 @@ export default {
 </script>
 
 <template>
-<div id="sidebar" :class="{'sidebar-mini' : isCollapsed}">
+<div class="ide-file-list">
   <table class="table">
     <thead>
       <tr>
         <th
           v-if="isCollapsed"
-          class="repo-file-options title"
         >
-          <strong class="clgray">
-            {{ projectName }}
-          </strong>
         </th>
         <template v-else>
-          <th class="name multi-file-table-col-name">
+          <th class="name multi-file-table-name">
             Name
           </th>
           <th class="hidden-sm hidden-xs last-commit">
@@ -79,7 +75,7 @@ export default {
         :key="n"
       />
       <repo-file
-        v-for="(file, index) in treeList"
+        v-for="file in treeList"
         :key="file.key"
         :file="file"
       />

app/assets/javascripts/repo/components/repo_tab.vue

@@ -41,30 +41,41 @@ export default {
 
 <template>
   <li
-    :class="{ active : tab.active }"
     @click="setFileActive(tab)"
   >
     <button
       type="button"
-      class="close-btn"
+      class="multi-file-tab-close"
       @click.stop.prevent="closeFile({ file: tab })"
-      :aria-label="closeLabel">
+      :aria-label="closeLabel"
+      :class="{
+        'modified': tab.changed,
+      }"
+      :disabled="tab.changed"
+    >
       <i
         class="fa"
         :class="changedClass"
-        aria-hidden="true">
+        aria-hidden="true"
+      >
       </i>
     </button>
 
-    <a
-      href="#"
-      class="repo-tab"
+    <div
+      class="multi-file-tab"
+      :class="{active : tab.active }"
       :title="tab.url"
+<<<<<<< HEAD
       @click.prevent.stop="setFileActive(tab)">
       {{tab.name}}
       <fileStatusIcon
         :file="tab">
       </fileStatusIcon>
     </a>
+=======
+    >
+      {{ tab.name }}
+    </div>
+>>>>>>> upstream/master
   </li>
 </template>

app/assets/javascripts/repo/components/repo_tabs.vue

@@ -16,14 +16,12 @@
 
 <template>
   <ul
-    id="tabs"
-    class="list-unstyled"
+    class="multi-file-tabs list-unstyled append-bottom-0"
   >
     <repo-tab
       v-for="tab in openFiles"
       :key="tab.id"
       :tab="tab"
     />
-    <li class="tabs-divider" />
   </ul>
 </template>

app/assets/javascripts/repo/stores/getters.js

@@ -34,3 +34,7 @@ export const canEditFile = (state) => {
     openedFiles.length &&
     (currentActiveFile && !currentActiveFile.renderError && !currentActiveFile.binary);
 };
+
+export const addedFiles = state => changedFiles(state).filter(f => f.tempFile);
+
+export const modifiedFiles = state => changedFiles(state).filter(f => !f.tempFile);

app/assets/stylesheets/framework/common.scss

@@ -2,14 +2,43 @@
 .cgray { color: $common-gray; }
 .clgray { color: $common-gray-light; }
 .cred { color: $common-red; }
-svg.cred { fill: $common-red; }
 .cgreen { color: $common-green; }
-svg.cgreen { fill: $common-green; }
 .cdark { color: $common-gray-dark; }
+
+.text-plain,
+.text-plain:hover {
+  color: $gl-text-color;
+}
+
 .text-secondary {
   color: $gl-text-color-secondary;
 }
 
+.text-primary,
+.text-primary:hover {
+  color: $brand-primary;
+}
+
+.text-success,
+.text-success:hover {
+  color: $brand-success;
+}
+
+.text-danger,
+.text-danger:hover {
+  color: $brand-danger;
+}
+
+.text-warning,
+.text-warning:hover {
+  color: $brand-warning;
+}
+
+.text-info,
+.text-info:hover {
+  color: $brand-info;
+}
+
 .underlined-link { text-decoration: underline; }
 .hint { font-style: italic; color: $hint-color; }
 .light { color: $common-gray; }

app/assets/stylesheets/framework/dropdowns.scss

@@ -1002,6 +1002,7 @@ header.header-content .dropdown-menu.projects-dropdown-menu {
     max-width: 250px;
     overflow: hidden;
     text-overflow: ellipsis;
+    white-space: nowrap;
   }
 
   &:hover {

app/assets/stylesheets/framework/icons.scss

 .ci-status-icon-success,
 .ci-status-icon-passed {
-  color: $green-500;
+  &,
+  &:hover,
+  &:focus {
+    color: $green-500;
+  }
 }
 
 .ci-status-icon-failed {
-  color: $gl-danger;
+  &,
+  &:hover,
+  &:focus {
+    color: $gl-danger;
+  }
 }
 
 .ci-status-icon-pending,
 .ci-status-icon-failed_with_warnings,
 .ci-status-icon-success_with_warnings {
-  color: $orange-500;
+  &,
+  &:hover,
+  &:focus {
+    color: $orange-500;
+  }
 }
 
 .ci-status-icon-running {
-  color: $blue-400;
+  &,
+  &:hover,
+  &:focus {
+    color: $blue-400;
+  }
 }
 
 .ci-status-icon-canceled,
 .ci-status-icon-disabled,
 .ci-status-icon-not-found {
-  color: $gl-text-color;
+  &,
+  &:hover,
+  &:focus {
+    color: $gl-text-color;
+  }
 }
 
 .ci-status-icon-created,
 .ci-status-icon-skipped {
-  color: $gray-darkest;
+  &,
+  &:hover,
+  &:focus {
+    color: $gray-darkest;
+  }
 }
 
 .ci-status-icon-manual {
-  color: $gl-text-color;
+  &,
+  &:hover,
+  &:focus {
+    color: $gl-text-color;
+  }
 }
 
 .icon-link {

app/assets/stylesheets/framework/tw_bootstrap.scss

@@ -195,33 +195,6 @@ summary {
   }
 }
 
-// Typography =================================================================
-
-.text-primary,
-.text-primary:hover {
-  color: $brand-primary;
-}
-
-.text-success,
-.text-success:hover {
-  color: $brand-success;
-}
-
-.text-danger,
-.text-danger:hover {
-  color: $brand-danger;
-}
-
-.text-warning,
-.text-warning:hover {
-  color: $brand-warning;
-}
-
-.text-info,
-.text-info:hover {
-  color: $brand-info;
-}
-
 // Prevent datetimes on tooltips to break into two lines
 .local-timeago {
   white-space: nowrap;

app/assets/stylesheets/pages/notes.scss

@@ -777,12 +777,6 @@ ul.notes {
     }
   }
 
-  svg {
-    fill: currentColor;
-    height: 16px;
-    width: 16px;
-  }
-
   .loading {
     margin: 0;
     height: auto;

app/assets/stylesheets/pages/projects.scss

@@ -299,14 +299,7 @@
     }
 
     svg {
-
-      path {
-        fill: $layout-link-gray;
-      }
-
-      use {
-        stroke: $layout-link-gray;
-      }
+      fill: $layout-link-gray;
     }
 
     .fa-caret-down {
@@ -893,10 +886,6 @@ pre.light-well {
     font-size: $gl-font-size;
   }
 
-  a {
-    color: $gl-text-color;
-  }
-
   .avatar-container,
   .controls {
     flex: 0 0 auto;

app/assets/stylesheets/pages/repo.scss

@@ -35,259 +35,220 @@
   }
 }
 
-.repository-view {
-  border: 1px solid $border-color;
-  border-radius: $border-radius-default;
-  color: $almost-black;
+.multi-file {
+  display: flex;
+  height: calc(100vh - 145px);
+  border-top: 1px solid $white-dark;
+  border-bottom: 1px solid $white-dark;
+
+  &.is-collapsed {
+    .ide-file-list {
+      max-width: 250px;
+    }
+  }
+}
 
-  .code.white pre .hll {
-    background-color: $well-light-border !important;
+.ide-file-list {
+  flex: 1;
+  overflow: scroll;
+
+  .file {
+    cursor: pointer;
   }
 
-  .tree-content-holder {
-    display: -webkit-flex;
-    display: flex;
-    min-height: 300px;
+  a {
+    color: $gl-text-color;
   }
 
-  .tree-content-holder-mini {
-    height: 100vh;
+  th {
+    position: sticky;
+    top: 0;
   }
+}
 
-  .panel-right {
-    display: -webkit-flex;
-    display: flex;
-    -webkit-flex-direction: column;
-    flex-direction: column;
-    width: 80%;
-    height: 100%;
+.multi-file-table-name,
+.multi-file-table-col-commit-message {
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  max-width: 0;
+}
 
-    .monaco-editor.vs {
-      .current-line {
-        border: 0;
-        background: $well-light-border;
-      }
+.multi-file-table-name {
+  width: 350px;
+}
 
-      .line-numbers {
-        cursor: pointer;
+.multi-file-table-col-commit-message {
+  width: 50%;
+}
 
-        &:hover {
-          text-decoration: underline;
-        }
-      }
-    }
+.multi-file-edit-pane {
+  display: flex;
+  flex-direction: column;
+  flex: 1;
+  border-left: 1px solid $white-dark;
+  overflow: hidden;
+}
 
-    .blob-no-preview {
-      .vertical-center {
-        justify-content: center;
-        width: 100%;
-      }
-    }
+.multi-file-tabs {
+  display: flex;
+  overflow: scroll;
+  background-color: $white-normal;
+  box-shadow: inset 0 -1px $white-dark;
 
-    &.blob-editor-container {
-      overflow: hidden;
-    }
+  > li {
+    position: relative;
+  }
+}
 
-    .blob-viewer-container {
-      -webkit-flex: 1;
-      flex: 1;
-      overflow: auto;
-
-      > div,
-      .file-content:not(.wiki) {
-        display: flex;
-      }
-
-      > div,
-      .file-content,
-      .blob-viewer,
-      .line-number,
-      .blob-content,
-      .code {
-        min-height: 100%;
-        width: 100%;
-      }
-
-      .line-numbers {
-        min-width: 44px;
-      }
-
-      .blob-content {
-        flex: 1;
-        overflow-x: auto;
-      }
-    }
+.multi-file-tab {
+  @include str-truncated(150px);
+  padding: ($gl-padding / 2) ($gl-padding + 12) ($gl-padding / 2) $gl-padding;
+  background-color: $gray-normal;
+  border-right: 1px solid $white-dark;
+  border-bottom: 1px solid $white-dark;
+  cursor: pointer;
+
+  &.active {
+    background-color: $white-light;
+    border-bottom-color: $white-light;
+  }
+}
 
-    #tabs {
-      position: relative;
-      flex-shrink: 0;
-      display: flex;
-      width: 100%;
-      padding-left: 0;
-      margin-bottom: 0;
-      white-space: nowrap;
-      overflow-y: hidden;
-      overflow-x: auto;
-
-      li {
-        position: relative;
-        background: $gray-normal;
-        padding: #{$gl-padding / 2} $gl-padding;
-        border-right: 1px solid $white-dark;
-        border-bottom: 1px solid $white-dark;
-        cursor: pointer;
-
-        &.active {
-          background: $white-light;
-          border-bottom: 0;
-        }
-
-        a {
-          @include str-truncated(100px);
-          color: $gl-text-color;
-          vertical-align: middle;
-          text-decoration: none;
-          margin-right: 12px;
-
-          &:focus {
-            outline: none;
-          }
-        }
-
-        .close-btn {
-          position: absolute;
-          right: 8px;
-          top: 50%;
-          padding: 0;
-          background: none;
-          border: 0;
-          font-size: $gl-font-size;
-          transform: translateY(-50%);
-        }
-
-        .close-icon:hover {
-          color: $hint-color;
-        }
-
-        .close-icon,
-        .unsaved-icon {
-          color: $gray-darkest;
-        }
-
-        .unsaved-icon {
-          color: $brand-success;
-        }
-
-        &.tabs-divider {
-          width: 100%;
-          background-color: $white-light;
-          border-right: 0;
-          border-top-right-radius: 2px;
-        }
-      }
-    }
+.multi-file-tab-close {
+  position: absolute;
+  right: 8px;
+  top: 50%;
+  padding: 0;
+  background: none;
+  border: 0;
+  font-size: $gl-font-size;
+  color: $gray-darkest;
+  transform: translateY(-50%);
+
+  &:not(.modified):hover,
+  &:not(.modified):focus {
+    color: $hint-color;
+  }
 
-    .repo-file-buttons {
-      background-color: $white-light;
-      padding: 5px 10px;
-      border-top: 1px solid $white-normal;
-    }
+  &.modified {
+    color: $indigo-700;
+  }
+}
 
-    #binary-viewer {
-      height: 80vh;
-      overflow: auto;
-      margin: 0;
-
-      .blob-viewer {
-        padding-top: 20px;
-        padding-left: 20px;
-      }
-
-      .binary-unknown {
-        text-align: center;
-        padding-top: 100px;
-        background: $gray-light;
-        height: 100%;
-        font-size: 17px;
-
-        span {
-          display: block;
-        }
-      }
-    }
+.multi-file-edit-pane-content {
+  flex: 1;
+  height: 0;
+}
+
+.multi-file-editor-btn-group {
+  padding: $grid-size;
+  border-top: 1px solid $white-dark;
+}
+
+// Not great, but this is to deal with our current output
+.multi-file-preview-holder {
+  height: 100%;
+  overflow: scroll;
+
+  .blob-viewer {
+    height: 100%;
   }
 
-  #commit-area {
-    background: $gray-light;
-    padding: 20px;
+  .file-content.code {
+    display: flex;
 
-    .help-block {
-      padding-top: 7px;
-      margin-top: 0;
+    i {
+      margin-left: -10px;
     }
   }
 
-  #view-toggler {
-    height: 41px;
-    position: relative;
-    display: block;
-    border-bottom: 1px solid $white-normal;
-    background: $white-light;
-    margin-top: -5px;
+  .line-numbers {
+    min-width: 50px;
   }
 
-  #binary-viewer {
-    img {
-      max-width: 100%;
-    }
+  .file-content,
+  .line-numbers,
+  .blob-content,
+  .code {
+    min-height: 100%;
   }
+}
 
-  #sidebar {
-    flex: 1;
-    height: 100%;
+.multi-file-commit-panel {
+  display: flex;
+  flex-direction: column;
+  height: 100%;
+  width: 290px;
+  padding: $gl-padding;
+  background-color: $gray-light;
+  border-left: 1px solid $white-dark;
+
+  &.is-collapsed {
+    width: 60px;
+    padding: 0;
+  }
+}
 
-    &.sidebar-mini {
-      width: 20%;
-      border-right: 1px solid $white-normal;
-      overflow: auto;
-    }
+.multi-file-commit-panel-section {
+  display: flex;
+  flex-direction: column;
+  flex: 1;
+}
 
-    .table {
-      margin-bottom: 0;
-    }
+.multi-file-commit-panel-header {
+  display: flex;
+  align-items: center;
+  padding: 0 0 12px;
+  margin-bottom: 12px;
+  border-bottom: 1px solid $white-dark;
 
-    tr {
-      .repo-file-options {
-        padding: 2px 16px;
-        width: 100%;
-      }
-
-      .title {
-        font-size: 10px;
-        text-transform: uppercase;
-        white-space: nowrap;
-        overflow: hidden;
-        text-overflow: ellipsis;
-        vertical-align: middle;
-      }
-
-      .file-icon {
-        margin-right: 5px;
-      }
-
-      td {
-        white-space: nowrap;
-      }
-    }
+  &.is-collapsed {
+    border-bottom: 1px solid $white-dark;
 
-    .file {
-      cursor: pointer;
+    svg {
+      margin-left: auto;
+      margin-right: auto;
     }
+  }
+}
 
-    a {
-      @include str-truncated(250px);
-      color: $almost-black;
-    }
+.multi-file-commit-panel-collapse-btn {
+  padding-top: 0;
+  padding-bottom: 0;
+  margin-left: auto;
+  font-size: 20px;
+
+  &.is-collapsed {
+    margin-right: auto;
+  }
+}
+
+.multi-file-commit-list {
+  flex: 1;
+  overflow: scroll;
+}
+
+.multi-file-commit-list-item {
+  display: flex;
+  align-items: center;
+}
+
+.multi-file-addition {
+  fill: $green-500;
+}
+
+.multi-file-modified {
+  fill: $orange-500;
+}
+
+.multi-file-commit-list-collapsed {
+  display: flex;
+  flex-direction: column;
+
+  > svg {
+    margin-left: auto;
+    margin-right: auto;
   }
 
   .file-status-icon {
@@ -298,14 +259,26 @@
 
 }
 
-.render-error {
-  min-height: calc(100vh - 62px);
+.multi-file-commit-list-path {
+  @include str-truncated(100%);
+}
+
+.multi-file-commit-form {
+  padding-top: 12px;
+  border-top: 1px solid $white-dark;
+}
+
+.multi-file-commit-fieldset {
+  display: flex;
+  align-items: center;
+  padding-bottom: 12px;
 
-  p {
-    width: 100%;
+  .btn {
+    flex: 1;
   }
 }
 
-.multi-file-table-col-name {
-  width: 350px;
+.multi-file-commit-message.form-control {
+  height: 80px;
+  resize: none;
 }

app/controllers/projects/merge_requests/creations_controller.rb

@@ -67,7 +67,7 @@ class Projects::MergeRequests::CreationsController < Projects::MergeRequests::Ap
 
     if params[:ref].present?
       @ref = params[:ref]
-      @commit = @repository.commit("refs/heads/#{@ref}")
+      @commit = @repository.commit(Gitlab::Git::BRANCH_REF_PREFIX + @ref)
     end
 
     render layout: false
@@ -78,7 +78,7 @@ class Projects::MergeRequests::CreationsController < Projects::MergeRequests::Ap
 
     if params[:ref].present?
       @ref = params[:ref]
-      @commit = @target_project.commit("refs/heads/#{@ref}")
+      @commit = @target_project.commit(Gitlab::Git::BRANCH_REF_PREFIX + @ref)
     end
 
     render layout: false

app/controllers/projects/merge_requests/diffs_controller.rb

@@ -27,7 +27,7 @@ class Projects::MergeRequests::DiffsController < Projects::MergeRequests::Applic
         @merge_request.merge_request_diff
       end
 
-    @merge_request_diffs = @merge_request.merge_request_diffs.viewable.select_without_diff.order_id_desc
+    @merge_request_diffs = @merge_request.merge_request_diffs.viewable.order_id_desc
     @comparable_diffs = @merge_request_diffs.select { |diff| diff.id < @merge_request_diff.id }
 
     if params[:start_sha].present?

app/finders/notes_finder.rb

@@ -104,8 +104,7 @@ class NotesFinder
     query = @params[:search]
     return notes unless query
 
-    pattern = "%#{query}%"
-    notes.where(Note.arel_table[:note].matches(pattern))
+    notes.search(query)
   end
 
   # Notes changed since last fetch

app/models/application_setting.rb

@@ -343,10 +343,13 @@ class ApplicationSetting < ActiveRecord::Base
       user_default_external: false,
       polling_interval_multiplier: 1,
       usage_ping_enabled: Settings.gitlab['usage_ping_enabled'],
+<<<<<<< HEAD
       slack_app_enabled: false,
       slack_app_id: nil,
       slack_app_secret: nil,
       slack_app_verification_token: nil,
+=======
+>>>>>>> upstream/master
       gitaly_timeout_fast: 10,
       gitaly_timeout_medium: 30,
       gitaly_timeout_default: 55

app/models/ci/runner.rb

 module Ci
   class Runner < ActiveRecord::Base
     extend Gitlab::Ci::Model
+<<<<<<< HEAD
     prepend EE::Ci::Runner
+=======
+    include Gitlab::SQL::Pattern
+>>>>>>> upstream/master
 
     RUNNER_QUEUE_EXPIRY_TIME = 60.minutes
     ONLINE_CONTACT_TIMEOUT = 1.hour
@@ -60,10 +64,7 @@ module Ci
     #
     # Returns an ActiveRecord::Relation.
     def self.search(query)
-      t = arel_table
-      pattern = "%#{query}%"
-
-      where(t[:token].matches(pattern).or(t[:description].matches(pattern)))
+      fuzzy_search(query, [:token, :description])
     end
 
     def self.contact_time_deadline

app/models/concerns/issuable.rb

@@ -121,9 +121,7 @@ module Issuable
     #
     # Returns an ActiveRecord::Relation.
     def search(query)
-      title = to_fuzzy_arel(:title, query)
-
-      where(title)
+      fuzzy_search(query, [:title])
     end
 
     # Searches for records with a matching title or description.
@@ -134,10 +132,7 @@ module Issuable
     #
     # Returns an ActiveRecord::Relation.
     def full_search(query)
-      title = to_fuzzy_arel(:title, query)
-      description = to_fuzzy_arel(:description, query)
-
-      where(title&.or(description))
+      fuzzy_search(query, [:title, :description])
     end
 
     def sort(method, excluded_labels: [])

app/models/email.rb

 class Email < ActiveRecord::Base
   include Sortable
+  include Gitlab::SQL::Pattern
 
   belongs_to :user
 

app/models/group.rb

@@ -68,20 +68,6 @@ class Group < Namespace
       Gitlab::Database.postgresql?
     end
 
-    # Searches for groups matching the given query.
-    #
-    # This method uses ILIKE on PostgreSQL and LIKE on MySQL.
-    #
-    # query - The search query as a String
-    #
-    # Returns an ActiveRecord::Relation.
-    def search(query)
-      table   = Namespace.arel_table
-      pattern = "%#{query}%"
-
-      where(table[:name].matches(pattern).or(table[:path].matches(pattern)))
-    end
-
     def sort(method)
       if method == 'storage_size_desc'
         # storage_size is a virtual column so we need to

app/models/merge_request.rb

@@ -292,9 +292,9 @@ class MergeRequest < ActiveRecord::Base
     if persisted?
       merge_request_diff.commit_shas
     elsif compare_commits
-      compare_commits.reverse.map(&:sha)
+      compare_commits.to_a.reverse.map(&:sha)
     else
-      []
+      Array(diff_head_sha)
     end
   end
 
@@ -373,16 +373,28 @@ class MergeRequest < ActiveRecord::Base
   # We use these attributes to force these to the intended values.
   attr_writer :target_branch_sha, :source_branch_sha
 
+  def source_branch_ref
+    return @source_branch_sha if @source_branch_sha
+    return unless source_branch
+
+    Gitlab::Git::BRANCH_REF_PREFIX + source_branch
+  end
+
+  def target_branch_ref
+    return @target_branch_sha if @target_branch_sha
+    return unless target_branch
+
+    Gitlab::Git::BRANCH_REF_PREFIX + target_branch
+  end
+
   def source_branch_head
     return unless source_project
 
-    source_branch_ref = @source_branch_sha || source_branch
     source_project.repository.commit(source_branch_ref) if source_branch_ref
   end
 
   def target_branch_head
-    target_branch_ref = @target_branch_sha || target_branch
-    target_project.repository.commit(target_branch_ref) if target_branch_ref
+    target_project.repository.commit(target_branch_ref)
   end
 
   def branch_merge_base_commit
@@ -507,7 +519,7 @@ class MergeRequest < ActiveRecord::Base
 
   def merge_request_diff_for(diff_refs_or_sha)
     @merge_request_diffs_by_diff_refs_or_sha ||= Hash.new do |h, diff_refs_or_sha|
-      diffs = merge_request_diffs.viewable.select_without_diff
+      diffs = merge_request_diffs.viewable
       h[diff_refs_or_sha] =
         if diff_refs_or_sha.is_a?(Gitlab::Diff::DiffRefs)
           diffs.find_by_diff_refs(diff_refs_or_sha)
@@ -932,28 +944,18 @@ class MergeRequest < ActiveRecord::Base
   # Note that this could also return SHA from now dangling commits
   #
   def all_commit_shas
-    if persisted?
-      # MySQL doesn't support LIMIT in a subquery.
-      diffs_relation =
-        if Gitlab::Database.postgresql?
-          merge_request_diffs.order(id: :desc).limit(100)
-        else
-          merge_request_diffs
-        end
+    return commit_shas unless persisted?
 
-      column_shas = MergeRequestDiffCommit
-                      .where(merge_request_diff: diffs_relation)
-                      .limit(10_000)
-                      .pluck('sha')
+    diffs_relation = merge_request_diffs
 
-      serialised_shas = merge_request_diffs.where.not(st_commits: nil).flat_map(&:commit_shas)
+    # MySQL doesn't support LIMIT in a subquery.
+    diffs_relation = diffs_relation.recent if Gitlab::Database.postgresql?
 
-      (column_shas + serialised_shas).uniq
-    elsif compare_commits
-      compare_commits.to_a.reverse.map(&:id)
-    else
-      [diff_head_sha]
-    end
+    MergeRequestDiffCommit
+      .where(merge_request_diff: diffs_relation)
+      .limit(10_000)
+      .pluck('sha')
+      .uniq
   end
 
   def merge_commit

app/models/merge_request_diff.rb

 class MergeRequestDiff < ActiveRecord::Base
   include Sortable
   include Importable
-  include Gitlab::EncodingHelper
   include ManualInverseAssociation
+  include IgnorableColumn
 
-  # Prevent store of diff if commits amount more then 500
+  # Don't display more than 100 commits at once
   COMMITS_SAFE_SIZE = 100
 
-  # Valid types of serialized diffs allowed by Gitlab::Git::Diff
-  VALID_CLASSES = [Hash, Rugged::Patch, Rugged::Diff::Delta].freeze
+  ignore_column :st_commits,
+                :st_diffs
 
   belongs_to :merge_request
   manual_inverse_association :merge_request, :merge_request_diff
@@ -16,9 +16,6 @@ class MergeRequestDiff < ActiveRecord::Base
   has_many :merge_request_diff_files, -> { order(:merge_request_diff_id, :relative_order) }
   has_many :merge_request_diff_commits, -> { order(:merge_request_diff_id, :relative_order) }
 
-  serialize :st_commits # rubocop:disable Cop/ActiveRecordSerialize
-  serialize :st_diffs # rubocop:disable Cop/ActiveRecordSerialize
-
   state_machine :state, initial: :empty do
     state :collected
     state :overflow
@@ -32,6 +29,8 @@ class MergeRequestDiff < ActiveRecord::Base
 
   scope :viewable, -> { without_state(:empty) }
 
+  scope :recent, -> { order(id: :desc).limit(100) }
+
   # All diff information is collected from repository after object is created.
   # It allows you to override variables like head_commit_sha before getting diff.
   after_create :save_git_content, unless: :importing?
@@ -40,14 +39,6 @@ class MergeRequestDiff < ActiveRecord::Base
     find_by(start_commit_sha: diff_refs.start_sha, head_commit_sha: diff_refs.head_sha, base_commit_sha: diff_refs.base_sha)
   end
 
-  def self.select_without_diff
-    select(column_names - ['st_diffs'])
-  end
-
-  def st_commits
-    super || []
-  end
-
   # Collect information about commits and diff from repository
   # and save it to the database as serialized data
   def save_git_content
@@ -129,11 +120,7 @@ class MergeRequestDiff < ActiveRecord::Base
   end
 
   def commit_shas
-    if st_commits.present?
-      st_commits.map { |commit| commit[:id] }
-    else
-      merge_request_diff_commits.map(&:sha)
-    end
+    merge_request_diff_commits.map(&:sha)
   end
 
   def diff_refs=(new_diff_refs)
@@ -208,34 +195,11 @@ class MergeRequestDiff < ActiveRecord::Base
   end
 
   def commits_count
-    if st_commits.present?
-      st_commits.size
-    else
-      merge_request_diff_commits.size
-    end
-  end
-
-  def utf8_st_diffs
-    return [] if st_diffs.blank?
-
-    st_diffs.map do |diff|
-      diff.each do |k, v|
-        diff[k] = encode_utf8(v) if v.respond_to?(:encoding)
-      end
-    end
+    merge_request_diff_commits.size
   end
 
   private
 
-  # Old GitLab implementations may have generated diffs as ["--broken-diff"].
-  # Avoid an error 500 by ignoring bad elements. See:
-  # https://gitlab.com/gitlab-org/gitlab-ce/issues/20776
-  def valid_raw_diff?(raw)
-    return false unless raw.respond_to?(:each)
-
-    raw.any? { |element| VALID_CLASSES.include?(element.class) }
-  end
-
   def create_merge_request_diff_files(diffs)
     rows = diffs.map.with_index do |diff, index|
       diff_hash = diff.to_hash.merge(
@@ -259,9 +223,7 @@ class MergeRequestDiff < ActiveRecord::Base
   end
 
   def load_diffs(options)
-    return Gitlab::Git::DiffCollection.new([]) unless diffs_from_database
-
-    raw = diffs_from_database
+    raw = merge_request_diff_files.map(&:to_hash)
 
     if paths = options[:paths]
       raw = raw.select do |diff|
@@ -272,22 +234,8 @@ class MergeRequestDiff < ActiveRecord::Base
     Gitlab::Git::DiffCollection.new(raw, options)
   end
 
-  def diffs_from_database
-    return @diffs_from_database if defined?(@diffs_from_database)
-
-    @diffs_from_database =
-      if st_diffs.present?
-        if valid_raw_diff?(st_diffs)
-          st_diffs
-        end
-      elsif merge_request_diff_files.present?
-        merge_request_diff_files.map(&:to_hash)
-      end
-  end
-
   def load_commits
-    commits = st_commits.presence || merge_request_diff_commits
-    commits = commits.map { |commit| Commit.from_hash(commit.to_hash, project) }
+    commits = merge_request_diff_commits.map { |commit| Commit.from_hash(commit.to_hash, project) }
 
     CommitCollection
       .new(merge_request.source_project, commits, merge_request.source_branch)

app/models/milestone.rb

@@ -14,6 +14,7 @@ class Milestone < ActiveRecord::Base
   include StripAttribute
   include Elastic::MilestonesSearch
   include Milestoneish
+  include Gitlab::SQL::Pattern
 
   include ::EE::Milestone
 
@@ -77,10 +78,7 @@ class Milestone < ActiveRecord::Base
     #
     # Returns an ActiveRecord::Relation.
     def search(query)
-      t = arel_table
-      pattern = "%#{query}%"
-
-      where(t[:title].matches(pattern).or(t[:description].matches(pattern)))
+      fuzzy_search(query, [:title, :description])
     end
 
     def filter_by_state(milestones, state)

app/models/namespace.rb

@@ -10,6 +10,7 @@ class Namespace < ActiveRecord::Base
   include Routable
   include AfterCommitQueue
   include Storage::LegacyNamespace
+  include Gitlab::SQL::Pattern
 
   # Prevent users from creating unreasonably deep level of nesting.
   # The number 20 was taken based on maximum nesting level of
@@ -87,10 +88,7 @@ class Namespace < ActiveRecord::Base
     #
     # Returns an ActiveRecord::Relation
     def search(query)
-      t = arel_table
-      pattern = "%#{query}%"
-
-      where(t[:name].matches(pattern).or(t[:path].matches(pattern)))
+      fuzzy_search(query, [:name, :path])
     end
 
     def clean_path(path)

app/models/note.rb

@@ -17,6 +17,7 @@ class Note < ActiveRecord::Base
   include ResolvableNote
   include IgnorableColumn
   include Editable
+  include Gitlab::SQL::Pattern
 
   module SpecialRole
     FIRST_TIME_CONTRIBUTOR = :first_time_contributor
@@ -171,6 +172,10 @@ class Note < ActiveRecord::Base
     def has_special_role?(role, note)
       note.special_role == role
     end
+
+    def search(query)
+      fuzzy_search(query, [:note])
+    end
   end
 
   def searchable?

app/models/project.rb

@@ -425,17 +425,11 @@ class Project < ActiveRecord::Base
     #
     # query - The search query as a String.
     def search(query)
-      pattern = to_pattern(query)
-
-      where(
-        arel_table[:path].matches(pattern)
-          .or(arel_table[:name].matches(pattern))
-          .or(arel_table[:description].matches(pattern))
-      )
+      fuzzy_search(query, [:path, :name, :description])
     end
 
     def search_by_title(query)
-      non_archived.where(arel_table[:name].matches(to_pattern(query)))
+      non_archived.fuzzy_search(query, [:name])
     end
 
     def visibility_levels

app/models/snippet.rb

@@ -10,6 +10,7 @@ class Snippet < ActiveRecord::Base
   include Mentionable
   include Spammable
   include Editable
+  include Gitlab::SQL::Pattern
 
   extend Gitlab::CurrentSettings
 
@@ -136,10 +137,7 @@ class Snippet < ActiveRecord::Base
     #
     # Returns an ActiveRecord::Relation.
     def search(query)
-      t = arel_table
-      pattern = "%#{query}%"
-
-      where(t[:title].matches(pattern).or(t[:file_name].matches(pattern)))
+      fuzzy_search(query, [:title, :file_name])
     end
 
     # Searches for snippets with matching content.
@@ -150,10 +148,7 @@ class Snippet < ActiveRecord::Base
     #
     # Returns an ActiveRecord::Relation.
     def search_code(query)
-      table   = Snippet.arel_table
-      pattern = "%#{query}%"
-
-      where(table[:content].matches(pattern))
+      fuzzy_search(query, [:content])
     end
   end
 end

app/models/user.rb

@@ -327,9 +327,6 @@ class User < ActiveRecord::Base
     #
     # Returns an ActiveRecord::Relation.
     def search(query)
-      table   = arel_table
-      pattern = User.to_pattern(query)
-
       order = <<~SQL
         CASE
           WHEN users.name = %{query} THEN 0
@@ -339,11 +336,8 @@ class User < ActiveRecord::Base
         END
       SQL
 
-      where(
-        table[:name].matches(pattern)
-          .or(table[:email].matches(pattern))
-          .or(table[:username].matches(pattern))
-      ).reorder(order % { query: ActiveRecord::Base.connection.quote(query) }, :name)
+      fuzzy_search(query, [:name, :email, :username])
+        .reorder(order % { query: ActiveRecord::Base.connection.quote(query) }, :name)
     end
 
     # searches user by given pattern
@@ -351,16 +345,16 @@ class User < ActiveRecord::Base
     # This method uses ILIKE on PostgreSQL and LIKE on MySQL.
 
     def search_with_secondary_emails(query)
-      table = arel_table
       email_table = Email.arel_table
-      pattern = "%#{query}%"
-      matched_by_emails_user_ids = email_table.project(email_table[:user_id]).where(email_table[:email].matches(pattern))
+      matched_by_emails_user_ids = email_table
+        .project(email_table[:user_id])
+        .where(Email.fuzzy_arel_match(:email, query))
 
       where(
-        table[:name].matches(pattern)
-          .or(table[:email].matches(pattern))
-          .or(table[:username].matches(pattern))
-          .or(table[:id].in(matched_by_emails_user_ids))
+        fuzzy_arel_match(:name, query)
+          .or(fuzzy_arel_match(:email, query))
+          .or(fuzzy_arel_match(:username, query))
+          .or(arel_table[:id].in(matched_by_emails_user_ids))
       )
     end
 

app/services/compare_service.rb

 require 'securerandom'
 
-# Compare 2 branches for one repo or between repositories
+# Compare 2 refs for one repo or between repositories
 # and return Gitlab::Git::Compare object that responds to commits and diffs
 class CompareService
-  attr_reader :start_project, :start_branch_name
+  attr_reader :start_project, :start_ref_name
 
-  def initialize(new_start_project, new_start_branch_name)
+  def initialize(new_start_project, new_start_ref_name)
     @start_project = new_start_project
-    @start_branch_name = new_start_branch_name
+    @start_ref_name = new_start_ref_name
   end
 
-  def execute(target_project, target_branch, straight: false)
-    raw_compare = target_project.repository.compare_source_branch(target_branch, start_project.repository, start_branch_name, straight: straight)
+  def execute(target_project, target_ref, straight: false)
+    raw_compare = target_project.repository.compare_source_branch(target_ref, start_project.repository, start_ref_name, straight: straight)
 
     Compare.new(raw_compare, target_project, straight: straight) if raw_compare
   end

app/services/merge_requests/build_service.rb

@@ -22,7 +22,17 @@ module MergeRequests
 
     attr_accessor :merge_request
 
-    delegate :target_branch, :source_branch, :source_project, :target_project, :compare_commits, :wip_title, :description, :errors, to: :merge_request
+    delegate :target_branch,
+             :target_branch_ref,
+             :target_project,
+             :source_branch,
+             :source_branch_ref,
+             :source_project,
+             :compare_commits,
+             :wip_title,
+             :description,
+             :errors,
+             to: :merge_request
 
     def find_source_project
       return source_project if source_project.present? && can?(current_user, :read_project, source_project)
@@ -58,10 +68,10 @@ module MergeRequests
     def compare_branches
       compare = CompareService.new(
         source_project,
-        source_branch
+        source_branch_ref
       ).execute(
         target_project,
-        target_branch
+        target_branch_ref
       )
 
       if compare
@@ -130,6 +140,7 @@ module MergeRequests
         merge_request.description = closes_issue
       end
     end
+<<<<<<< HEAD
 
     def assign_title_and_description_from_single_commit
       commits = compare_commits
@@ -141,6 +152,19 @@ module MergeRequests
       merge_request.description ||= commit.description.try(:strip)
     end
 
+=======
+
+    def assign_title_and_description_from_single_commit
+      commits = compare_commits
+
+      return unless commits&.count == 1
+
+      commit = commits.first
+      merge_request.title ||= commit.title
+      merge_request.description ||= commit.description.try(:strip)
+    end
+
+>>>>>>> upstream/master
     def assign_title_from_issue
       return unless issue
 

app/services/projects/hashed_storage/migrate_attachments_service.rb

@@ -5,8 +5,11 @@ module Projects
     class MigrateAttachmentsService < BaseService
       attr_reader :logger, :old_path, :new_path
 
+<<<<<<< HEAD
       prepend ::EE::Projects::HashedStorage::MigrateAttachmentsService
 
+=======
+>>>>>>> upstream/master
       def initialize(project, logger = nil)
         @project = project
         @logger = logger || Rails.logger

app/services/projects/hashed_storage/migrate_repository_service.rb

@@ -3,8 +3,11 @@ module Projects
     class MigrateRepositoryService < BaseService
       include Gitlab::ShellAdapter
 
+<<<<<<< HEAD
       prepend ::EE::Projects::HashedStorage::MigrateRepositoryService
 
+=======
+>>>>>>> upstream/master
       attr_reader :old_disk_path, :new_disk_path, :old_wiki_disk_path, :old_storage_version, :logger
 
       def initialize(project, logger = nil)

app/services/projects/update_service.rb

@@ -51,6 +51,7 @@ module Projects
       params.except(:default_branch, :run_auto_devops_pipeline_explicit, :run_auto_devops_pipeline_implicit)
     end
 
+<<<<<<< HEAD
     def changing_storage_size?
       new_repository_storage = params[:repository_storage]
 
@@ -58,6 +59,8 @@ module Projects
         can?(current_user, :change_repository_storage, project)
     end
 
+=======
+>>>>>>> upstream/master
     def renaming_project_with_container_registry_tags?
       new_path = params[:path]
 

app/views/events/_event.atom.builder

@@ -5,7 +5,12 @@ xml.entry do
   xml.link    href: event_feed_url(event)
   xml.title   truncate(event_feed_title(event), length: 80)
   xml.updated event.updated_at.xmlschema
-  xml.media   :thumbnail, width: "40", height: "40", url: image_url(avatar_icon(event.author_email))
+
+  # We're deliberately re-using "event.author" here since this data is
+  # eager-loaded. This allows us to re-use the user object's Email address,
+  # instead of having to run additional queries to figure out what Email to use
+  # for the avatar.
+  xml.media   :thumbnail, width: "40", height: "40", url: image_url(avatar_icon(event.author))
 
   xml.author do
     xml.username event.author_username

app/views/projects/commit/_commit_box.html.haml

@@ -67,8 +67,8 @@
   - if @commit.last_pipeline
     - last_pipeline = @commit.last_pipeline
     .well-segment.pipeline-info
-      .status-icon-container{ class: "ci-status-icon-#{last_pipeline.status}" }
-        = link_to project_pipeline_path(@project, last_pipeline.id) do
+      .status-icon-container
+        = link_to project_pipeline_path(@project, last_pipeline.id), class: "ci-status-icon-#{last_pipeline.status}" do
           = ci_icon_for_status(last_pipeline.status)
       #{ _('Pipeline') }
       = link_to "##{last_pipeline.id}", project_pipeline_path(@project, last_pipeline.id)

app/views/projects/tree/show.html.haml

@@ -11,6 +11,6 @@
     = webpack_bundle_tag 'common_vue'
     = webpack_bundle_tag 'repo'
 
-%div{ class: [container_class, ("limit-container-width" unless fluid_layout)] }
+%div{ class: [(container_class unless show_new_repo?), ("limit-container-width" unless fluid_layout)] }
   = render 'projects/last_push'
   = render 'projects/files', commit: @last_commit, project: @project, ref: @ref, content_url: project_tree_path(@project, @id)

app/views/shared/projects/_project.html.haml

@@ -20,7 +20,7 @@
             = project_icon(project, alt: '', class: 'avatar project-avatar s40')
     .project-details
       %h3.prepend-top-0.append-bottom-0
-        = link_to project_path(project), class: dom_class(project) do
+        = link_to project_path(project), class: 'text-plain' do
           %span.project-full-name
             %span.namespace-name
               - if project.namespace && !skip_namespace

app/views/shared/repo/_repo.html.haml

+- @no_container = true;
 #repo{ data: { root: @path.empty?.to_s,
                root_url: project_tree_path(project),
                url: content_url,

changelogs/unreleased/15588-fix-empty-dropdown-on-create-new-pipeline-in-case-of-validation-errors.yml

+---
+title: Initializes the branches dropdown when the 'Start new pipeline' failed due to validation errors
+merge_request: 15588
+author: Christiaan Van den Poel
+type: fixed

changelogs/unreleased/39827-fix-projects-dropdown-overflow.yml

+---
+title: Fix item name and namespace text overflow in Projects dropdown
+merge_request: 15451
+author:
+type: fixed

changelogs/unreleased/40373-fix-issue-note-submit-disabled-on-paste.yml

+---
+title: Fix Issue comment submit button being disabled when pasting content from another
+  GFM note
+merge_request: 15530
+author:
+type: fixed

changelogs/unreleased/40530-merge-request-generates-wrong-diff-when-branch-and-tag-have-the-same-name.yml

+---
+title: Fix merge requests where the source or target branch name matches a tag name
+merge_request: 15591
+author:
+type: fixed

changelogs/unreleased/bvl-fork-networks-for-deleted-projects.yml

+---
+title: Create a fork network for forks with a deleted source
+merge_request: 15595
+author:
+type: fixed

changelogs/unreleased/default-values-for-mr-states.yml

+---
+title: Fix defaults for MR states and merge statuses
+merge_request:
+author:
+type: fixed

changelogs/unreleased/dm-search-pattern.yml

+---
+title: Use fuzzy search with minimum length of 3 characters where appropriate
+merge_request:
+author:
+type: performance

changelogs/unreleased/events-atom-feed-author-query.yml

+---
+title: Reuse authors when rendering event Atom feeds
+merge_request:
+author:
+type: performance

db/migrate/20171121135738_clean_up_from_merge_request_diffs_and_commits.rb

+class CleanUpFromMergeRequestDiffsAndCommits < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  class MergeRequestDiff < ActiveRecord::Base
+    self.table_name = 'merge_request_diffs'
+
+    include ::EachBatch
+  end
+
+  disable_ddl_transaction!
+
+  def up
+    Gitlab::BackgroundMigration.steal('DeserializeMergeRequestDiffsAndCommits')
+
+    # The literal '--- []\n' value is created by the import process and treated
+    # as null by the application, so we can ignore those - even if we were
+    # migrating, it wouldn't create any rows.
+    literal_prefix = Gitlab::Database.postgresql? ? 'E' : ''
+    non_empty = "
+      (st_commits IS NOT NULL AND st_commits != #{literal_prefix}'--- []\n')
+      OR
+      (st_diffs IS NOT NULL AND st_diffs != #{literal_prefix}'--- []\n')
+    ".squish
+
+    MergeRequestDiff.where(non_empty).each_batch(of: 500) do |relation, index|
+      range = relation.pluck('MIN(id)', 'MAX(id)').first
+
+      Gitlab::BackgroundMigration::DeserializeMergeRequestDiffsAndCommits.new.perform(*range)
+    end
+  end
+
+  def down
+  end
+end

db/migrate/20171124125042_add_default_values_to_merge_request_states.rb

+# See http://doc.gitlab.com/ce/development/migration_style_guide.html
+# for more information on how to write migrations for GitLab.
+
+class AddDefaultValuesToMergeRequestStates < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  # Set this constant to true if this migration requires downtime.
+  DOWNTIME = false
+
+  def up
+    change_column_default :merge_requests, :state, :opened
+    change_column_default :merge_requests, :merge_status, :unchecked
+  end
+
+  def down
+    change_column_default :merge_requests, :state, nil
+    change_column_default :merge_requests, :merge_status, nil
+  end
+end

db/migrate/20171124125748_populate_missing_merge_request_statuses.rb

+# See http://doc.gitlab.com/ce/development/migration_style_guide.html
+# for more information on how to write migrations for GitLab.
+
+class PopulateMissingMergeRequestStatuses < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  # Set this constant to true if this migration requires downtime.
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  class MergeRequest < ActiveRecord::Base
+    include EachBatch
+
+    self.table_name = 'merge_requests'
+  end
+
+  def up
+    say 'Populating missing merge_requests.state values'
+
+    # GitLab.com has no rows where "state" is NULL, and technically this should
+    # never happen. However it doesn't hurt to be 100% certain.
+    MergeRequest.where(state: nil).each_batch do |batch|
+      batch.update_all(state: 'opened')
+    end
+
+    say 'Populating missing merge_requests.merge_status values. ' \
+      'This will take a few minutes...'
+
+    # GitLab.com has 66 880 rows where "merge_status" is NULL, dating back all
+    # the way to 2011.
+    MergeRequest.where(merge_status: nil).each_batch(of: 10_000) do |batch|
+      batch.update_all(merge_status: 'unchecked')
+
+      # We want to give PostgreSQL some time to vacuum any dead tuples. In
+      # production we see it takes roughly 1 minute for a vacuuming run to clear
+      # out 10-20k dead tuples, so we'll wait for 90 seconds between every
+      # batch.
+      sleep(90) if sleep?
+    end
+  end
+
+  def down
+    # Reverting this makes no sense.
+  end
+
+  def sleep?
+    Rails.env.staging? || Rails.env.production?
+  end
+end

db/migrate/20171124132536_make_merge_request_statuses_not_null.rb

+# See http://doc.gitlab.com/ce/development/migration_style_guide.html
+# for more information on how to write migrations for GitLab.
+
+class MakeMergeRequestStatusesNotNull < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  # Set this constant to true if this migration requires downtime.
+  DOWNTIME = false
+
+  def change
+    change_column_null :merge_requests, :state, false
+    change_column_null :merge_requests, :merge_status, false
+  end
+end

db/migrate/limits_to_mysql.rb

@@ -3,8 +3,19 @@ class LimitsToMysql < ActiveRecord::Migration
   def up
     return unless ActiveRecord::Base.configurations[Rails.env]['adapter'] =~ /^mysql/
 
-    change_column :merge_request_diffs, :st_commits, :text, limit: 2147483647
-    change_column :merge_request_diffs, :st_diffs, :text, limit: 2147483647
+    # These columns were removed in 10.3, but this is called from two places:
+    # 1. A migration run after they were added, but before they were removed.
+    # 2. A rake task which can be run at any time.
+    #
+    # Because of item 2, we need these checks.
+    if column_exists?(:merge_request_diffs, :st_commits)
+      change_column :merge_request_diffs, :st_commits, :text, limit: 2147483647
+    end
+
+    if column_exists?(:merge_request_diffs, :st_diffs)
+      change_column :merge_request_diffs, :st_diffs, :text, limit: 2147483647
+    end
+
     change_column :snippets, :content, :text, limit: 2147483647
     change_column :notes, :st_diff, :text, limit: 2147483647
   end

db/post_migrate/20171121160421_remove_merge_request_diff_st_commits_and_st_diffs.rb

+class RemoveMergeRequestDiffStCommitsAndStDiffs < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  def change
+    remove_column :merge_request_diffs, :st_commits, :text
+    remove_column :merge_request_diffs, :st_diffs, :text
+  end
+end

db/post_migrate/20171124095655_add_index_on_merge_request_diffs_merge_request_id_and_id.rb

+class AddIndexOnMergeRequestDiffsMergeRequestIdAndId < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_index(:merge_request_diffs, [:merge_request_id, :id])
+  end
+
+  def down
+    if index_exists?(:merge_request_diffs, [:merge_request_id, :id])
+      remove_concurrent_index(:merge_request_diffs, [:merge_request_id, :id])
+    end
+  end
+end

db/post_migrate/20171124100152_remove_index_on_merge_request_diffs_merge_request_diff_id.rb

+class RemoveIndexOnMergeRequestDiffsMergeRequestDiffId < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def up
+    if index_exists?(:merge_request_diffs, :merge_request_id)
+      remove_concurrent_index(:merge_request_diffs, :merge_request_id)
+    end
+  end
+
+  def down
+    add_concurrent_index(:merge_request_diffs, :merge_request_id)
+  end
+end

db/post_migrate/20171124150326_reschedule_fork_network_creation.rb

+class RescheduleForkNetworkCreation < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  MIGRATION = 'PopulateForkNetworksRange'.freeze
+  BATCH_SIZE = 100
+  DELAY_INTERVAL = 15.seconds
+
+  disable_ddl_transaction!
+
+  class ForkedProjectLink < ActiveRecord::Base
+    include EachBatch
+
+    self.table_name = 'forked_project_links'
+  end
+
+  def up
+    say 'Populating the `fork_networks` based on existing `forked_project_links`'
+
+    queue_background_migration_jobs_by_range_at_intervals(ForkedProjectLink, MIGRATION, DELAY_INTERVAL, batch_size: BATCH_SIZE)
+  end
+
+  def down
+    # nothing
+  end
+end

db/schema.rb

@@ -11,7 +11,11 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
+<<<<<<< HEAD
 ActiveRecord::Schema.define(version: 20171124070437) do
+=======
+ActiveRecord::Schema.define(version: 20171124150326) do
+>>>>>>> upstream/master
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -177,6 +181,7 @@ ActiveRecord::Schema.define(version: 20171124070437) do
     t.integer "gitaly_timeout_default", default: 55, null: false
     t.integer "gitaly_timeout_medium", default: 30, null: false
     t.integer "gitaly_timeout_fast", default: 10, null: false
+<<<<<<< HEAD
   end
 
   create_table "approvals", force: :cascade do |t|
@@ -194,6 +199,8 @@ ActiveRecord::Schema.define(version: 20171124070437) do
     t.integer "group_id", null: false
     t.datetime "created_at"
     t.datetime "updated_at"
+=======
+>>>>>>> upstream/master
   end
 
   add_index "approver_groups", ["group_id"], name: "index_approver_groups_on_group_id", using: :btree
@@ -1358,8 +1365,6 @@ ActiveRecord::Schema.define(version: 20171124070437) do
 
   create_table "merge_request_diffs", force: :cascade do |t|
     t.string "state"
-    t.text "st_commits"
-    t.text "st_diffs"
     t.integer "merge_request_id", null: false
     t.datetime "created_at"
     t.datetime "updated_at"
@@ -1369,7 +1374,7 @@ ActiveRecord::Schema.define(version: 20171124070437) do
     t.string "start_commit_sha"
   end
 
-  add_index "merge_request_diffs", ["merge_request_id"], name: "index_merge_request_diffs_on_merge_request_id", using: :btree
+  add_index "merge_request_diffs", ["merge_request_id", "id"], name: "index_merge_request_diffs_on_merge_request_id_and_id", using: :btree
 
   create_table "merge_request_metrics", force: :cascade do |t|
     t.integer "merge_request_id", null: false
@@ -1396,8 +1401,8 @@ ActiveRecord::Schema.define(version: 20171124070437) do
     t.datetime "created_at"
     t.datetime "updated_at"
     t.integer "milestone_id"
-    t.string "state"
-    t.string "merge_status"
+    t.string "state", default: "opened", null: false
+    t.string "merge_status", default: "unchecked", null: false
     t.integer "target_project_id", null: false
     t.integer "iid"
     t.text "description"

doc/administration/troubleshooting/sidekiq.md

@@ -11,7 +11,7 @@ troubleshooting steps that will help you diagnose the bottleneck.
 debug steps with GitLab Support so the backtraces can be analyzed by our team.
 It may reveal a bug or necessary improvement in GitLab.
 
-> **Note:** In any of the backtraces, be weary of suspecting cases where every
+> **Note:** In any of the backtraces, be wary of suspecting cases where every
   thread appears to be waiting in the database, Redis, or waiting to acquire
   a mutex. This **may** mean there's contention in the database, for example,
   but look for one thread that is different than the rest. This other thread

doc/development/rake_tasks.md

@@ -163,7 +163,7 @@ Starting a project from a template needs this project to be exported. On a
 up to date master branch with run:
 
 ```
-gdk run db
+gdk run
 # In a new terminal window
 bundle exec rake gitlab:update_project_templates
 git checkout -b update-project-templates

doc/development/what_requires_downtime.md

@@ -37,7 +37,7 @@ when using the migration helper method
 `Gitlab::Database::MigrationHelpers#add_column_with_default`. This method works
 similar to `add_column` except it updates existing rows in batches without
 blocking access to the table being modified. See ["Adding Columns With Default
-Values"](migration_style_guide.html#adding-columns-with-default-values) for more
+Values"](migration_style_guide.md#adding-columns-with-default-values) for more
 information on how to use this method.
 
 ## Dropping Columns

doc/user/project/integrations/webhooks.md

@@ -756,8 +756,6 @@ X-Gitlab-Event: Merge Request Hook
     "title": "MS-Viewport",
     "created_at": "2013-12-03T17:23:34Z",
     "updated_at": "2013-12-03T17:23:34Z",
-    "st_commits": null,
-    "st_diffs": null,
     "milestone_id": null,
     "state": "opened",
     "merge_status": "unchecked",

doc/user/project/settings/import_export.md

@@ -30,7 +30,8 @@ with all their related data and be moved into a new GitLab instance.
 
 | GitLab version   | Import/Export version |
 | ---------------- | --------------------- |
-| 10.0 to current  | 0.2.0                 |
+| 10.3 to current  | 0.2.1                 |
+| 10.0             | 0.2.0                 |
 | 9.4.0            | 0.1.8                 |
 | 9.2.0            | 0.1.7                 |
 | 8.17.0           | 0.1.6                 |

lib/api/helpers/internal_helpers.rb

@@ -2,8 +2,8 @@ module API
   module Helpers
     module InternalHelpers
       SSH_GITALY_FEATURES = {
-        'git-receive-pack' => :ssh_receive_pack,
-        'git-upload-pack' => :ssh_upload_pack
+        'git-receive-pack' => [:ssh_receive_pack, Gitlab::GitalyClient::MigrationStatus::OPT_IN],
+        'git-upload-pack' => [:ssh_upload_pack, Gitlab::GitalyClient::MigrationStatus::OPT_OUT]
       }.freeze
 
       def wiki?
@@ -102,8 +102,8 @@ module API
 
       # Return the Gitaly Address if it is enabled
       def gitaly_payload(action)
-        feature = SSH_GITALY_FEATURES[action]
-        return unless feature && Gitlab::GitalyClient.feature_enabled?(feature)
+        feature, status = SSH_GITALY_FEATURES[action]
+        return unless feature && Gitlab::GitalyClient.feature_enabled?(feature, status: status)
 
         {
           repository: repository.gitaly_repository,

lib/gitlab/background_migration/populate_fork_networks_range.rb

 # frozen_string_literal: true
-# rubocop:disable Metrics/MethodLength
-# rubocop:disable Metrics/LineLength
-# rubocop:disable Style/Documentation
 
 module Gitlab
   module BackgroundMigration
+    # This background migration is going to create all `fork_networks` and
+    # the `fork_network_members` for the roots of fork networks based on the
+    # existing `forked_project_links`.
+    #
+    # When the source of a fork is deleted, we will create the fork with the
+    # target project as the root. This way, when there are forks of the target
+    # project, they will be joined into the same fork network.
+    #
+    # When the `fork_networks` and memberships for the root projects are created
+    # the `CreateForkNetworkMembershipsRange` migration is scheduled. This
+    # migration will create the memberships for all remaining forks-of-forks
     class PopulateForkNetworksRange
       def perform(start_id, end_id)
-        log("Creating fork networks for forked project links: #{start_id} - #{end_id}")
+        create_fork_networks_for_existing_projects(start_id, end_id)
+        create_fork_networks_for_missing_projects(start_id, end_id)
+        create_fork_networks_memberships_for_root_projects(start_id, end_id)
 
+        delay = BackgroundMigration::CreateForkNetworkMembershipsRange::RESCHEDULE_DELAY # rubocop:disable Metrics/LineLength
+        BackgroundMigrationWorker.perform_in(
+          delay, "CreateForkNetworkMembershipsRange", [start_id, end_id]
+        )
+      end
+
+      def create_fork_networks_for_existing_projects(start_id, end_id)
+        log("Creating fork networks: #{start_id} - #{end_id}")
         ActiveRecord::Base.connection.execute <<~INSERT_NETWORKS
         INSERT INTO fork_networks (root_project_id)
           SELECT DISTINCT forked_project_links.forked_from_project_id
 
           FROM forked_project_links
 
+          -- Exclude the forks that are not the first level fork of a project
           WHERE NOT EXISTS (
             SELECT true
             FROM forked_project_links inner_links
             WHERE inner_links.forked_to_project_id = forked_project_links.forked_from_project_id
           )
+
+          /* Exclude the ones that are already created, in case the fork network
+             was already created for another fork of the project.
+          */
           AND NOT EXISTS (
             SELECT true
             FROM fork_networks
             WHERE forked_project_links.forked_from_project_id = fork_networks.root_project_id
           )
+
+          -- Only create a fork network for a root project that still exists
           AND EXISTS (
             SELECT true
             FROM projects
@@ -32,7 +57,45 @@ module Gitlab
           )
           AND forked_project_links.id BETWEEN #{start_id} AND #{end_id}
         INSERT_NETWORKS
+      end
+
+      def create_fork_networks_for_missing_projects(start_id, end_id)
+        log("Creating fork networks with missing root: #{start_id} - #{end_id}")
+        ActiveRecord::Base.connection.execute <<~INSERT_NETWORKS
+        INSERT INTO fork_networks (root_project_id)
+          SELECT DISTINCT forked_project_links.forked_to_project_id
+
+          FROM forked_project_links
+
+          -- Exclude forks that are not the root forks
+          WHERE NOT EXISTS (
+            SELECT true
+            FROM forked_project_links inner_links
+            WHERE inner_links.forked_to_project_id = forked_project_links.forked_from_project_id
+          )
 
+          /* Exclude the ones that are already created, in case this migration is
+             re-run
+          */
+          AND NOT EXISTS (
+            SELECT true
+            FROM fork_networks
+            WHERE forked_project_links.forked_to_project_id = fork_networks.root_project_id
+          )
+
+          /* Exclude projects for which the project still exists, those are
+             Processed in the previous step of this migration
+          */
+          AND NOT EXISTS (
+            SELECT true
+            FROM projects
+            WHERE projects.id = forked_project_links.forked_from_project_id
+          )
+          AND forked_project_links.id BETWEEN #{start_id} AND #{end_id}
+        INSERT_NETWORKS
+      end
+
+      def create_fork_networks_memberships_for_root_projects(start_id, end_id)
         log("Creating memberships for root projects: #{start_id} - #{end_id}")
 
         ActiveRecord::Base.connection.execute <<~INSERT_ROOT
@@ -41,8 +104,12 @@ module Gitlab
 
           FROM fork_networks
 
+          /* Joining both on forked_from- and forked_to- so we could create the
+             memberships for forks for which the source was deleted
+          */
           INNER JOIN forked_project_links
               ON forked_project_links.forked_from_project_id = fork_networks.root_project_id
+              OR forked_project_links.forked_to_project_id = fork_networks.root_project_id
 
           WHERE NOT EXISTS (
             SELECT true
@@ -51,9 +118,6 @@ module Gitlab
           )
           AND forked_project_links.id BETWEEN #{start_id} AND #{end_id}
         INSERT_ROOT
-
-        delay = BackgroundMigration::CreateForkNetworkMembershipsRange::RESCHEDULE_DELAY
-        BackgroundMigrationWorker.perform_in(delay, "CreateForkNetworkMembershipsRange", [start_id, end_id])
       end
 
       def log(message)

lib/gitlab/cycle_analytics/plan_event_fetcher.rb

@@ -3,7 +3,6 @@ module Gitlab
     class PlanEventFetcher < BaseEventFetcher
       def initialize(*args)
         @projections = [mr_diff_table[:id],
-                        mr_diff_table[:st_commits],
                         issue_metrics_table[:first_mentioned_in_commit_at]]
 
         super(*args)
@@ -37,12 +36,7 @@ module Gitlab
       def first_time_reference_commit(event)
         return nil unless event && merge_request_diff_commits
 
-        commits =
-          if event['st_commits'].present?
-            YAML.load(event['st_commits'])
-          else
-            merge_request_diff_commits[event['id'].to_i]
-          end
+        commits = merge_request_diff_commits[event['id'].to_i]
 
         return nil if commits.blank?
 

lib/gitlab/git/repository.rb

@@ -1047,9 +1047,15 @@ module Gitlab
       end
 
       def with_repo_tmp_commit(start_repository, start_branch_name, sha)
+        source_ref = start_branch_name
+
+        unless Gitlab::Git.branch_ref?(source_ref)
+          source_ref = "#{Gitlab::Git::BRANCH_REF_PREFIX}#{source_ref}"
+        end
+
         tmp_ref = fetch_ref(
           start_repository,
-          source_ref: "#{Gitlab::Git::BRANCH_REF_PREFIX}#{start_branch_name}",
+          source_ref: source_ref,
           target_ref: "refs/tmp/#{SecureRandom.hex}"
         )
 

lib/gitlab/gitaly_client.rb

@@ -31,14 +31,38 @@ module Gitlab
     CLIENT_NAME = (Sidekiq.server? ? 'gitlab-sidekiq' : 'gitlab-web').freeze
 
     MUTEX = Mutex.new
-    private_constant :MUTEX
+    METRICS_MUTEX = Mutex.new
+    private_constant :MUTEX, :METRICS_MUTEX
 
     class << self
-      attr_accessor :query_time, :migrate_histogram
+      attr_accessor :query_time
     end
 
     self.query_time = 0
-    self.migrate_histogram = Gitlab::Metrics.histogram(:gitaly_migrate_call_duration, "Gitaly migration call execution timings")
+
+    def self.migrate_histogram
+      @migrate_histogram ||=
+        METRICS_MUTEX.synchronize do
+          # If a thread was blocked on the mutex, the value was set already
+          return @migrate_histogram if @migrate_histogram
+
+          Gitlab::Metrics.histogram(:gitaly_migrate_call_duration_seconds,
+                                    "Gitaly migration call execution timings",
+                                    gitaly_enabled: nil, feature: nil)
+        end
+    end
+
+    def self.gitaly_call_histogram
+      @gitaly_call_histogram ||=
+        METRICS_MUTEX.synchronize do
+          # If a thread was blocked on the mutex, the value was set already
+          return @gitaly_call_histogram if @gitaly_call_histogram
+
+          Gitlab::Metrics.histogram(:gitaly_controller_action_duration_seconds,
+                                    "Gitaly endpoint histogram by controller and action combination",
+                                    Gitlab::Metrics::Transaction::BASE_LABELS.merge(gitaly_service: nil, rpc: nil))
+        end
+    end
 
     def self.stub(name, storage)
       MUTEX.synchronize do
@@ -94,7 +118,11 @@ module Gitlab
     # end
     #
     def self.call(storage, service, rpc, request, remote_storage: nil, timeout: nil)
+<<<<<<< HEAD
       start = Process.clock_gettime(Process::CLOCK_MONOTONIC)
+=======
+      start = Gitlab::Metrics::System.monotonic_time
+>>>>>>> upstream/master
       enforce_gitaly_request_limits(:call)
 
       kwargs = request_kwargs(storage, timeout, remote_storage: remote_storage)
@@ -102,9 +130,23 @@ module Gitlab
 
       stub(service, storage).__send__(rpc, request, kwargs) # rubocop:disable GitlabSecurity/PublicSend
     ensure
-      self.query_time += Process.clock_gettime(Process::CLOCK_MONOTONIC) - start
+      duration = Gitlab::Metrics::System.monotonic_time - start
+
+      # Keep track, seperately, for the performance bar
+      self.query_time += duration
+      gitaly_call_histogram.observe(
+        current_transaction_labels.merge(gitaly_service: service.to_s, rpc: rpc.to_s),
+        duration)
+    end
+
+<<<<<<< HEAD
+=======
+    def self.current_transaction_labels
+      Gitlab::Metrics::Transaction.current&.labels || {}
     end
+    private_class_method :current_transaction_labels
 
+>>>>>>> upstream/master
     def self.request_kwargs(storage, timeout, remote_storage: nil)
       encoded_token = Base64.strict_encode64(token(storage).to_s)
       metadata = {
@@ -193,10 +235,10 @@ module Gitlab
           feature_stack = Thread.current[:gitaly_feature_stack] ||= []
           feature_stack.unshift(feature)
           begin
-            start = Process.clock_gettime(Process::CLOCK_MONOTONIC)
+            start = Gitlab::Metrics::System.monotonic_time
             yield is_enabled
           ensure
-            total_time = Process.clock_gettime(Process::CLOCK_MONOTONIC) - start
+            total_time = Gitlab::Metrics::System.monotonic_time - start
             migrate_histogram.observe({ gitaly_enabled: is_enabled, feature: feature }, total_time)
             feature_stack.shift
             Thread.current[:gitaly_feature_stack] = nil if feature_stack.empty?

lib/gitlab/import_export.rb

@@ -3,7 +3,7 @@ module Gitlab
     extend self
 
     # For every version update, the version history in import_export.md has to be kept up to date.
-    VERSION = '0.2.0'.freeze
+    VERSION = '0.2.1'.freeze
     FILENAME_LIMIT = 50
 
     def export_path(relative_path:)

lib/gitlab/import_export/import_export.yml

@@ -138,8 +138,6 @@ methods:
     - :type
   services:
     - :type
-  merge_request_diff:
-    - :utf8_st_diffs
   merge_request_diff_files:
     - :utf8_diff
   merge_requests:

lib/gitlab/import_export/relation_factory.rb

@@ -58,7 +58,6 @@ module Gitlab
 
       def setup_models
         case @relation_name
-        when :merge_request_diff             then setup_st_diff_commits
         when :merge_request_diff_files       then setup_diff
         when :notes                          then setup_note
         when :project_label, :project_labels then setup_label
@@ -208,13 +207,6 @@ module Gitlab
                                                                                relation_class: relation_class)
       end
 
-      def setup_st_diff_commits
-        @relation_hash['st_diffs'] = @relation_hash.delete('utf8_st_diffs')
-
-        HashUtil.deep_symbolize_array!(@relation_hash['st_diffs'])
-        HashUtil.deep_symbolize_array_with_date!(@relation_hash['st_commits'])
-      end
-
       def setup_diff
         @relation_hash['diff'] = @relation_hash.delete('utf8_diff')
       end

lib/gitlab/sql/pattern.rb

@@ -4,9 +4,15 @@ module Gitlab
       extend ActiveSupport::Concern
 
       MIN_CHARS_FOR_PARTIAL_MATCHING = 3
-      REGEX_QUOTED_WORD = /(?<=^| )"[^"]+"(?= |$)/
+      REGEX_QUOTED_WORD = /(?<=\A| )"[^"]+"(?= |\z)/
 
       class_methods do
+        def fuzzy_search(query, columns)
+          matches = columns.map { |col| fuzzy_arel_match(col, query) }.compact.reduce(:or)
+
+          where(matches)
+        end
+
         def to_pattern(query)
           if partial_matching?(query)
             "%#{sanitize_sql_like(query)}%"
@@ -19,12 +25,19 @@ module Gitlab
           query.length >= MIN_CHARS_FOR_PARTIAL_MATCHING
         end
 
-        def to_fuzzy_arel(column, query)
-          words = select_fuzzy_words(query)
+        def fuzzy_arel_match(column, query)
+          query = query.squish
+          return nil unless query.present?
 
-          matches = words.map { |word| arel_table[column].matches(to_pattern(word)) }
+          words = select_fuzzy_words(query)
 
-          matches.reduce { |result, match| result.and(match) }
+          if words.any?
+            words.map { |word| arel_table[column].matches(to_pattern(word)) }.reduce(:and)
+          else
+            # No words of at least 3 chars, but we can search for an exact
+            # case insensitive match with the query as a whole
+            arel_table[column].matches(sanitize_sql_like(query))
+          end
         end
 
         def select_fuzzy_words(query)
@@ -32,7 +45,7 @@ module Gitlab
 
           query = quoted_words.reduce(query) { |q, quoted_word| q.sub(quoted_word, '') }
 
-          words = query.split(/\s+/)
+          words = query.split
 
           quoted_words.map! { |quoted_word| quoted_word[1..-2] }
 

spec/features/projects/pipelines/pipelines_spec.rb

@@ -500,6 +500,18 @@ describe 'Pipelines', :js do
           end
 
           it { expect(page).to have_content('Missing .gitlab-ci.yml file') }
+          it 'creates a pipeline after first request failed and a valid gitlab-ci.yml file is available when trying again' do
+            click_button project.default_branch
+
+            stub_ci_pipeline_to_return_yaml_file
+
+            page.within '.dropdown-menu' do
+              click_link 'master'
+            end
+
+            expect { click_on 'Create pipeline' }
+              .to change { Ci::Pipeline.count }.by(1)
+          end
         end
       end
     end

spec/features/projects/tree/create_directory_spec.rb

@@ -26,9 +26,11 @@ feature 'Multi-file editor new directory', :js do
       click_button('Create directory')
     end
 
+    find('.multi-file-commit-panel-collapse-btn').click
+
     fill_in('commit-message', with: 'commit message')
 
-    click_button('Commit 1 file')
+    click_button('Commit')
 
     expect(page).to have_selector('td', text: 'commit message')
   end

spec/features/projects/tree/create_file_spec.rb

@@ -26,9 +26,11 @@ feature 'Multi-file editor new file', :js do
       click_button('Create file')
     end
 
+    find('.multi-file-commit-panel-collapse-btn').click
+
     fill_in('commit-message', with: 'commit message')
 
-    click_button('Commit 1 file')
+    click_button('Commit')
 
     expect(page).to have_selector('td', text: 'commit message')
   end

spec/features/projects/tree/upload_file_spec.rb

@@ -26,7 +26,7 @@ feature 'Multi-file editor upload file', :js do
 
     find('.add-to-tree').click
 
-    expect(page).to have_selector('.repo-tab', text: 'doc_sample.txt')
+    expect(page).to have_selector('.multi-file-tab', text: 'doc_sample.txt')
     expect(find('.blob-editor-container .lines-content')['innerText']).to have_content(File.open(txt_file, &:readline))
   end
 
@@ -39,7 +39,7 @@ feature 'Multi-file editor upload file', :js do
 
     find('.add-to-tree').click
 
-    expect(page).to have_selector('.repo-tab', text: 'dk.png')
+    expect(page).to have_selector('.multi-file-tab', text: 'dk.png')
     expect(page).not_to have_selector('.monaco-editor')
     expect(page).to have_content('The source could not be displayed for this temporary file.')
   end

spec/javascripts/behaviors/autosize_spec.js

-/* eslint-disable space-before-function-paren, no-var, comma-dangle, no-return-assign, max-len */
-
 import '~/behaviors/autosize';
 
-(function() {
-  describe('Autosize behavior', function() {
-    var load;
-    beforeEach(function() {
-      return setFixtures('<textarea class="js-autosize" style="resize: vertical"></textarea>');
-    });
-    it('does not overwrite the resize property', function() {
-      load();
-      return expect($('textarea')).toHaveCss({
-        resize: 'vertical'
-      });
+function load() {
+  $(document).trigger('load');
+}
+
+describe('Autosize behavior', () => {
+  beforeEach(() => {
+    setFixtures('<textarea class="js-autosize" style="resize: vertical"></textarea>');
+  });
+
+  it('does not overwrite the resize property', () => {
+    load();
+    expect($('textarea')).toHaveCss({
+      resize: 'vertical',
     });
-    return load = function() {
-      return $(document).trigger('load');
-    };
   });
-}).call(window);
+});

spec/javascripts/projects_dropdown/components/projects_list_item_spec.js

@@ -50,6 +50,18 @@ describe('ProjectsListItemComponent', () => {
         expect(vm.highlightedProjectName).toBe(mockProject.name);
       });
     });
+
+    describe('truncatedNamespace', () => {
+      it('should truncate project name from namespace string', () => {
+        vm.namespace = 'platform / nokia-3310';
+        expect(vm.truncatedNamespace).toBe('platform');
+      });
+
+      it('should truncate namespace string from the middle if it includes more than two groups in path', () => {
+        vm.namespace = 'platform / hardware / broadcom / Wifi Group / Mobile Chipset / nokia-3310';
+        expect(vm.truncatedNamespace).toBe('platform / ... / Mobile Chipset');
+      });
+    });
   });
 
   describe('template', () => {

spec/javascripts/repo/components/commit_sidebar/list_collapsed_spec.js

+import Vue from 'vue';
+import store from '~/repo/stores';
+import listCollapsed from '~/repo/components/commit_sidebar/list_collapsed.vue';
+import { createComponentWithStore } from '../../../helpers/vue_mount_component_helper';
+import { file } from '../../helpers';
+
+describe('Multi-file editor commit sidebar list collapsed', () => {
+  let vm;
+
+  beforeEach(() => {
+    const Component = Vue.extend(listCollapsed);
+
+    vm = createComponentWithStore(Component, store);
+
+    vm.$store.state.openFiles.push(file(), file());
+    vm.$store.state.openFiles[0].tempFile = true;
+    vm.$store.state.openFiles.forEach((f) => {
+      Object.assign(f, {
+        changed: true,
+      });
+    });
+
+    vm.$mount();
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  it('renders added & modified files count', () => {
+    expect(vm.$el.textContent.replace(/\s+/g, ' ').trim()).toBe('1 1');
+  });
+});

spec/javascripts/repo/components/commit_sidebar/list_item_spec.js

+import Vue from 'vue';
+import listItem from '~/repo/components/commit_sidebar/list_item.vue';
+import mountComponent from '../../../helpers/vue_mount_component_helper';
+import { file } from '../../helpers';
+
+describe('Multi-file editor commit sidebar list item', () => {
+  let vm;
+  let f;
+
+  beforeEach(() => {
+    const Component = Vue.extend(listItem);
+
+    f = file();
+
+    vm = mountComponent(Component, {
+      file: f,
+    });
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  it('renders file path', () => {
+    expect(vm.$el.querySelector('.multi-file-commit-list-path').textContent.trim()).toBe(f.path);
+  });
+
+  describe('computed', () => {
+    describe('iconName', () => {
+      it('returns modified when not a tempFile', () => {
+        expect(vm.iconName).toBe('file-modified');
+      });
+
+      it('returns addition when not a tempFile', () => {
+        f.tempFile = true;
+
+        expect(vm.iconName).toBe('file-addition');
+      });
+    });
+
+    describe('iconClass', () => {
+      it('returns modified when not a tempFile', () => {
+        expect(vm.iconClass).toContain('multi-file-modified');
+      });
+
+      it('returns addition when not a tempFile', () => {
+        f.tempFile = true;
+
+        expect(vm.iconClass).toContain('multi-file-addition');
+      });
+    });
+  });
+});

spec/javascripts/repo/components/commit_sidebar/list_spec.js

+import Vue from 'vue';
+import store from '~/repo/stores';
+import commitSidebarList from '~/repo/components/commit_sidebar/list.vue';
+import { createComponentWithStore } from '../../../helpers/vue_mount_component_helper';
+import { file } from '../../helpers';
+
+describe('Multi-file editor commit sidebar list', () => {
+  let vm;
+
+  beforeEach(() => {
+    const Component = Vue.extend(commitSidebarList);
+
+    vm = createComponentWithStore(Component, store, {
+      title: 'Staged',
+      fileList: [],
+      collapsed: false,
+    }).$mount();
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  describe('empty file list', () => {
+    it('renders no changes text', () => {
+      expect(vm.$el.querySelector('.help-block').textContent.trim()).toBe('No changes');
+    });
+  });
+
+  describe('with a list of files', () => {
+    beforeEach((done) => {
+      const f = file('file name');
+      f.changed = true;
+      vm.fileList.push(f);
+
+      Vue.nextTick(done);
+    });
+
+    it('renders list', () => {
+      expect(vm.$el.querySelectorAll('li').length).toBe(1);
+    });
+  });
+
+  describe('collapsed', () => {
+    beforeEach((done) => {
+      vm.collapsed = true;
+
+      Vue.nextTick(done);
+    });
+
+    it('adds collapsed class', () => {
+      expect(vm.$el.querySelector('.is-collapsed')).not.toBeNull();
+    });
+
+    it('hides list', () => {
+      expect(vm.$el.querySelector('.list-unstyled')).toBeNull();
+      expect(vm.$el.querySelector('.help-block')).toBeNull();
+    });
+
+    it('hides collapse button', () => {
+      expect(vm.$el.querySelector('.multi-file-commit-panel-collapse-btn')).toBeNull();
+    });
+  });
+
+  it('clicking toggle collapse button emits toggle event', () => {
+    spyOn(vm, '$emit');
+
+    vm.$el.querySelector('.multi-file-commit-panel-collapse-btn').click();
+
+    expect(vm.$emit).toHaveBeenCalledWith('toggleCollapsed');
+  });
+});

spec/javascripts/repo/components/repo_commit_section_spec.js

@@ -25,8 +25,12 @@ describe('RepoCommitSection', () => {
     return comp.$mount();
   }
 
-  beforeEach(() => {
+  beforeEach((done) => {
     vm = createComponent();
+
+    vm.collapsed = false;
+
+    Vue.nextTick(done);
   });
 
   afterEach(() => {
@@ -36,12 +40,11 @@ describe('RepoCommitSection', () => {
   });
 
   it('renders a commit section', () => {
-    const changedFileElements = [...vm.$el.querySelectorAll('.changed-files > li')];
-    const submitCommit = vm.$el.querySelector('.btn');
-    const targetBranch = vm.$el.querySelector('.target-branch');
+    const changedFileElements = [...vm.$el.querySelectorAll('.multi-file-commit-list li')];
+    const submitCommit = vm.$el.querySelector('form .btn');
 
-    expect(vm.$el.querySelector(':scope > form')).toBeTruthy();
-    expect(vm.$el.querySelector('.staged-files').textContent.trim()).toEqual('Staged files (2)');
+    expect(vm.$el.querySelector('.multi-file-commit-form')).not.toBeNull();
+    expect(vm.$el.querySelector('.multi-file-commit-panel-section header').textContent.trim()).toEqual('Staged');
     expect(changedFileElements.length).toEqual(2);
 
     changedFileElements.forEach((changedFile, i) => {
@@ -49,10 +52,7 @@ describe('RepoCommitSection', () => {
     });
 
     expect(submitCommit.disabled).toBeTruthy();
-    expect(submitCommit.querySelector('.fa-spinner.fa-spin')).toBeFalsy();
-    expect(vm.$el.querySelector('.commit-summary').textContent.trim()).toEqual('Commit 2 files');
-    expect(targetBranch.querySelector(':scope > label').textContent.trim()).toEqual('Target branch');
-    expect(targetBranch.querySelector('.help-block').textContent.trim()).toEqual('master');
+    expect(submitCommit.querySelector('.fa-spinner.fa-spin')).toBeNull();
   });
 
   describe('when submitting', () => {
@@ -69,7 +69,7 @@ describe('RepoCommitSection', () => {
     });
 
     it('allows you to submit', () => {
-      expect(vm.$el.querySelector('.btn').disabled).toBeTruthy();
+      expect(vm.$el.querySelector('form .btn').disabled).toBeTruthy();
     });
 
     it('submits commit', (done) => {

spec/javascripts/repo/components/repo_sidebar_spec.js

@@ -29,7 +29,6 @@ describe('RepoSidebar', () => {
     const thead = vm.$el.querySelector('thead');
     const tbody = vm.$el.querySelector('tbody');
 
-    expect(vm.$el.id).toEqual('sidebar');
     expect(vm.$el.classList.contains('sidebar-mini')).toBeFalsy();
     expect(thead.querySelector('.name').textContent.trim()).toEqual('Name');
     expect(thead.querySelector('.last-commit').textContent.trim()).toEqual('Last commit');
@@ -40,18 +39,6 @@ describe('RepoSidebar', () => {
     expect(tbody.querySelector('.file')).toBeTruthy();
   });
 
-  it('does not render a thead, renders repo-file-options and sets sidebar-mini class if isMini', (done) => {
-    vm.$store.state.openFiles.push(vm.$store.state.tree[0]);
-
-    Vue.nextTick(() => {
-      expect(vm.$el.classList.contains('sidebar-mini')).toBeTruthy();
-      expect(vm.$el.querySelector('thead')).toBeTruthy();
-      expect(vm.$el.querySelector('thead .repo-file-options')).toBeTruthy();
-
-      done();
-    });
-  });
-
   it('renders 5 loading files if tree is loading', (done) => {
     vm.$store.state.tree = [];
     vm.$store.state.loading = true;

spec/javascripts/repo/components/repo_tab_spec.js

@@ -24,8 +24,8 @@ describe('RepoTab', () => {
       tab: file(),
     });
     vm.$store.state.openFiles.push(vm.tab);
-    const close = vm.$el.querySelector('.close-btn');
-    const name = vm.$el.querySelector(`a[title="${vm.tab.url}"]`);
+    const close = vm.$el.querySelector('.multi-file-tab-close');
+    const name = vm.$el.querySelector(`[title="${vm.tab.url}"]`);
 
     expect(close.querySelector('.fa-times')).toBeTruthy();
     expect(name.textContent.trim()).toEqual(vm.tab.name);
@@ -50,7 +50,7 @@ describe('RepoTab', () => {
 
     spyOn(vm, 'closeFile');
 
-    vm.$el.querySelector('.close-btn').click();
+    vm.$el.querySelector('.multi-file-tab-close').click();
 
     expect(vm.closeFile).toHaveBeenCalledWith({ file: vm.tab });
   });
@@ -62,7 +62,7 @@ describe('RepoTab', () => {
       tab,
     });
 
-    expect(vm.$el.querySelector('.close-btn .fa-circle')).toBeTruthy();
+    expect(vm.$el.querySelector('.multi-file-tab-close .fa-circle')).not.toBeNull();
   });
 
   describe('locked file', () => {
@@ -107,7 +107,7 @@ describe('RepoTab', () => {
         vm.$store.state.openFiles.push(tab);
         vm.$store.dispatch('setFileActive', tab);
 
-        vm.$el.querySelector('.close-btn').click();
+        vm.$el.querySelector('.multi-file-tab-close').click();
 
         vm.$nextTick(() => {
           expect(tab.opened).toBeTruthy();
@@ -125,7 +125,7 @@ describe('RepoTab', () => {
         vm.$store.state.openFiles.push(tab);
         vm.$store.dispatch('setFileActive', tab);
 
-        vm.$el.querySelector('.close-btn').click();
+        vm.$el.querySelector('.multi-file-tab-close').click();
 
         vm.$nextTick(() => {
           expect(tab.opened).toBeFalsy();

spec/javascripts/repo/components/repo_tabs_spec.js

@@ -25,12 +25,11 @@ describe('RepoTabs', () => {
     vm.$store.state.openFiles = openedFiles;
 
     vm.$nextTick(() => {
-      const tabs = [...vm.$el.querySelectorAll(':scope > li')];
+      const tabs = [...vm.$el.querySelectorAll('.multi-file-tab')];
 
-      expect(tabs.length).toEqual(3);
+      expect(tabs.length).toEqual(2);
       expect(tabs[0].classList.contains('active')).toBeTruthy();
       expect(tabs[1].classList.contains('active')).toBeFalsy();
-      expect(tabs[2].classList.contains('tabs-divider')).toBeTruthy();
 
       done();
     });

spec/javascripts/repo/stores/getters_spec.js

@@ -116,4 +116,31 @@ describe('Multi-file store getters', () => {
       expect(getters.canEditFile(localState)).toBeFalsy();
     });
   });
+
+  describe('modifiedFiles', () => {
+    it('returns a list of modified files', () => {
+      localState.openFiles.push(file());
+      localState.openFiles.push(file('changed'));
+      localState.openFiles[1].changed = true;
+
+      const modifiedFiles = getters.modifiedFiles(localState);
+
+      expect(modifiedFiles.length).toBe(1);
+      expect(modifiedFiles[0].name).toBe('changed');
+    });
+  });
+
+  describe('addedFiles', () => {
+    it('returns a list of added files', () => {
+      localState.openFiles.push(file());
+      localState.openFiles.push(file('added'));
+      localState.openFiles[1].changed = true;
+      localState.openFiles[1].tempFile = true;
+
+      const modifiedFiles = getters.addedFiles(localState);
+
+      expect(modifiedFiles.length).toBe(1);
+      expect(modifiedFiles[0].name).toBe('added');
+    });
+  });
 });

spec/lib/gitlab/background_migration/deserialize_merge_request_diffs_and_commits_spec.rb

 require 'spec_helper'
 
-describe Gitlab::BackgroundMigration::DeserializeMergeRequestDiffsAndCommits, :truncate do
+describe Gitlab::BackgroundMigration::DeserializeMergeRequestDiffsAndCommits, :truncate, :migration, schema: 20171114162227 do
+  let(:merge_request_diffs) { table(:merge_request_diffs) }
+  let(:merge_requests) { table(:merge_requests) }
+
   describe '#perform' do
-    let(:merge_request) { create(:merge_request) }
-    let(:merge_request_diff) { merge_request.merge_request_diff }
+    let(:project) { create(:project, :repository) }
+    let(:merge_request) { merge_requests.create!(iid: 1, target_project_id: project.id, source_project_id: project.id, target_branch: 'feature', source_branch: 'master').becomes(MergeRequest) }
+    let(:merge_request_diff) { MergeRequest.find(merge_request.id).create_merge_request_diff }
     let(:updated_merge_request_diff) { MergeRequestDiff.find(merge_request_diff.id) }
 
     def diffs_to_hashes(diffs)
@@ -68,7 +72,7 @@ describe Gitlab::BackgroundMigration::DeserializeMergeRequestDiffsAndCommits, :t
       let(:stop_id) { described_class::MergeRequestDiff.maximum(:id) }
 
       before do
-        merge_request.reload_diff(true)
+        merge_request.create_merge_request_diff
 
         convert_to_yaml(start_id, merge_request_diff.commits, diffs_to_hashes(merge_request_diff.merge_request_diff_files))
         convert_to_yaml(stop_id, updated_merge_request_diff.commits, diffs_to_hashes(updated_merge_request_diff.merge_request_diff_files))
@@ -288,7 +292,7 @@ describe Gitlab::BackgroundMigration::DeserializeMergeRequestDiffsAndCommits, :t
 
     context 'when the merge request diffs are Rugged::Patch instances' do
       let(:commits) { merge_request_diff.commits.map(&:to_hash) }
-      let(:first_commit) { merge_request.project.repository.commit(merge_request_diff.head_commit_sha) }
+      let(:first_commit) { project.repository.commit(merge_request_diff.head_commit_sha) }
       let(:expected_commits) { commits }
       let(:diffs) { first_commit.rugged_diff_from_parent.patches }
       let(:expected_diffs) { [] }
@@ -298,7 +302,7 @@ describe Gitlab::BackgroundMigration::DeserializeMergeRequestDiffsAndCommits, :t
 
     context 'when the merge request diffs are Rugged::Diff::Delta instances' do
       let(:commits) { merge_request_diff.commits.map(&:to_hash) }
-      let(:first_commit) { merge_request.project.repository.commit(merge_request_diff.head_commit_sha) }
+      let(:first_commit) { project.repository.commit(merge_request_diff.head_commit_sha) }
       let(:expected_commits) { commits }
       let(:diffs) { first_commit.rugged_diff_from_parent.deltas }
       let(:expected_diffs) { [] }

spec/lib/gitlab/background_migration/populate_fork_networks_range_spec.rb

@@ -62,12 +62,15 @@ describe Gitlab::BackgroundMigration::PopulateForkNetworksRange, :migration, sch
     expect(base2_membership).not_to be_nil
   end
 
-  it 'skips links that had their source project deleted' do
-    forked_project_links.create(id: 6, forked_from_project_id: 99999, forked_to_project_id: create(:project).id)
+  it 'creates a fork network for the fork of which the source was deleted' do
+    fork = create(:project)
+    forked_project_links.create(id: 6, forked_from_project_id: 99999, forked_to_project_id: fork.id)
 
     migration.perform(5, 8)
 
     expect(fork_networks.find_by(root_project_id: 99999)).to be_nil
+    expect(fork_networks.find_by(root_project_id: fork.id)).not_to be_nil
+    expect(fork_network_members.find_by(project_id: fork.id)).not_to be_nil
   end
 
   it 'schedules a job for inserting memberships for forks-of-forks' do

spec/lib/gitlab/diff/position_tracer_spec.rb

@@ -1771,9 +1771,9 @@ describe Gitlab::Diff::PositionTracer do
 
     describe "merge of target branch" do
       let(:merge_commit) do
-        update_file_again_commit
+        second_create_file_commit
 
-        merge_request = create(:merge_request, source_branch: second_create_file_commit.sha, target_branch: branch_name, source_project: project)
+        merge_request = create(:merge_request, source_branch: second_branch_name, target_branch: branch_name, source_project: project)
 
         repository.merge(current_user, merge_request.diff_head_sha, merge_request, "Merge branches")