Merge branch 'nfriend-reuse-edit-release-for-new' into 'master'

Reuse the "Edit Release" form for release creation

See merge request gitlab-org/gitlab!36466

app/assets/javascripts/releases/components/app_edit_new.vue

@@ -3,7 +3,6 @@ import { mapState, mapActions, mapGetters } from 'vuex';
 import { GlButton, GlFormInput, GlFormGroup } from '@gitlab/ui';
 import { __, sprintf } from '~/locale';
 import MarkdownField from '~/vue_shared/components/markdown/field.vue';
-import autofocusonshow from '~/vue_shared/directives/autofocusonshow';
 import { BACK_URL_PARAM } from '~/releases/constants';
 import { getParameterByName } from '~/lib/utils/common_utils';
 import AssetLinksForm from './asset_links_form.vue';
@@ -22,9 +21,6 @@ export default {
     MilestoneCombobox,
     TagField,
   },
-  directives: {
-    autofocusonshow,
-  },
   mixins: [glFeatureFlagsMixin()],
   computed: {
     ...mapState('detail', [
@@ -40,9 +36,9 @@ export default {
       'manageMilestonesPath',
       'projectId',
     ]),
-    ...mapGetters('detail', ['isValid']),
+    ...mapGetters('detail', ['isValid', 'isExistingRelease']),
     showForm() {
-      return !this.isFetchingRelease && !this.fetchError;
+      return Boolean(!this.isFetchingRelease && !this.fetchError && this.release);
     },
     subtitleText() {
       return sprintf(
@@ -86,6 +82,9 @@ export default {
     showAssetLinksForm() {
       return this.glFeatures.releaseAssetLinkEditing;
     },
+    saveButtonLabel() {
+      return this.isExistingRelease ? __('Save changes') : __('Create release');
+    },
     isSaveChangesDisabled() {
       return this.isUpdatingRelease || !this.isValid;
     },
@@ -102,13 +101,17 @@ export default {
       ];
     },
   },
-  created() {
-    this.fetchRelease();
+  mounted() {
+    // eslint-disable-next-line promise/catch-or-return
+    this.initializeRelease().then(() => {
+      // Focus the first non-disabled input element
+      this.$el.querySelector('input:enabled').focus();
+    });
   },
   methods: {
     ...mapActions('detail', [
-      'fetchRelease',
-      'updateRelease',
+      'initializeRelease',
+      'saveRelease',
       'updateReleaseTitle',
       'updateReleaseNotes',
       'updateReleaseMilestones',
@@ -119,7 +122,7 @@ export default {
 <template>
   <div class="d-flex flex-column">
     <p class="pt-3 js-subtitle-text" v-html="subtitleText"></p>
-    <form v-if="showForm" @submit.prevent="updateRelease()">
+    <form v-if="showForm" @submit.prevent="saveRelease()">
       <tag-field />
       <gl-form-group>
         <label for="release-title">{{ __('Release title') }}</label>
@@ -127,8 +130,6 @@ export default {
           id="release-title"
           ref="releaseTitleInput"
           v-model="releaseTitle"
-          v-autofocusonshow
-          autofocus
           type="text"
           class="form-control"
         />
@@ -162,8 +163,8 @@ export default {
                 data-supports-quick-actions="false"
                 :aria-label="__('Release notes')"
                 :placeholder="__('Write your release notes or drag your files here…')"
-                @keydown.meta.enter="updateRelease()"
-                @keydown.ctrl.enter="updateRelease()"
+                @keydown.meta.enter="saveRelease()"
+                @keydown.ctrl.enter="saveRelease()"
               ></textarea>
             </template>
           </markdown-field>
@@ -178,10 +179,11 @@ export default {
           category="primary"
           variant="success"
           type="submit"
-          :aria-label="__('Save changes')"
           :disabled="isSaveChangesDisabled"
-          >{{ __('Save changes') }}</gl-button
+          data-testid="submit-button"
         >
+          {{ saveButtonLabel }}
+        </gl-button>
         <gl-button :href="cancelPath" class="js-cancel-button">{{ __('Cancel') }}</gl-button>
       </div>
     </form>

app/assets/javascripts/releases/stores/modules/detail/actions.js

@@ -3,76 +3,114 @@ import api from '~/api';
 import createFlash from '~/flash';
 import { s__ } from '~/locale';
 import { redirectTo } from '~/lib/utils/url_utility';
-import {
-  convertObjectPropsToCamelCase,
-  convertObjectPropsToSnakeCase,
-} from '~/lib/utils/common_utils';
-
-export const requestRelease = ({ commit }) => commit(types.REQUEST_RELEASE);
-export const receiveReleaseSuccess = ({ commit }, data) =>
-  commit(types.RECEIVE_RELEASE_SUCCESS, data);
-export const receiveReleaseError = ({ commit }, error) => {
-  commit(types.RECEIVE_RELEASE_ERROR, error);
-  createFlash(s__('Release|Something went wrong while getting the release details'));
+import { releaseToApiJson, apiJsonToRelease } from '~/releases/util';
+
+export const initializeRelease = ({ commit, dispatch, getters }) => {
+  if (getters.isExistingRelease) {
+    // When editing an existing release,
+    // fetch the release object from the API
+    return dispatch('fetchRelease');
+  }
+
+  // When creating a new release, initialize the
+  // store with an empty release object
+  commit(types.INITIALIZE_EMPTY_RELEASE);
+  return Promise.resolve();
 };
 
-export const fetchRelease = ({ dispatch, state }) => {
-  dispatch('requestRelease');
+export const fetchRelease = ({ commit, state }) => {
+  commit(types.REQUEST_RELEASE);
 
   return api
     .release(state.projectId, state.tagName)
     .then(({ data }) => {
-      const release = {
-        ...data,
-        milestones: data.milestones || [],
-      };
-
-      dispatch('receiveReleaseSuccess', convertObjectPropsToCamelCase(release, { deep: true }));
+      commit(types.RECEIVE_RELEASE_SUCCESS, apiJsonToRelease(data));
     })
     .catch(error => {
-      dispatch('receiveReleaseError', error);
+      commit(types.RECEIVE_RELEASE_ERROR, error);
+      createFlash(s__('Release|Something went wrong while getting the release details'));
     });
 };
 
 export const updateReleaseTagName = ({ commit }, tagName) =>
   commit(types.UPDATE_RELEASE_TAG_NAME, tagName);
+
 export const updateCreateFrom = ({ commit }, createFrom) =>
   commit(types.UPDATE_CREATE_FROM, createFrom);
+
 export const updateReleaseTitle = ({ commit }, title) => commit(types.UPDATE_RELEASE_TITLE, title);
+
 export const updateReleaseNotes = ({ commit }, notes) => commit(types.UPDATE_RELEASE_NOTES, notes);
+
 export const updateReleaseMilestones = ({ commit }, milestones) =>
   commit(types.UPDATE_RELEASE_MILESTONES, milestones);
 
-export const requestUpdateRelease = ({ commit }) => commit(types.REQUEST_UPDATE_RELEASE);
-export const receiveUpdateReleaseSuccess = ({ commit, state, rootState }) => {
-  commit(types.RECEIVE_UPDATE_RELEASE_SUCCESS);
-  redirectTo(
-    rootState.featureFlags.releaseShowPage ? state.release._links.self : state.releasesPagePath,
-  );
+export const addEmptyAssetLink = ({ commit }) => {
+  commit(types.ADD_EMPTY_ASSET_LINK);
 };
-export const receiveUpdateReleaseError = ({ commit }, error) => {
-  commit(types.RECEIVE_UPDATE_RELEASE_ERROR, error);
-  createFlash(s__('Release|Something went wrong while saving the release details'));
+
+export const updateAssetLinkUrl = ({ commit }, { linkIdToUpdate, newUrl }) => {
+  commit(types.UPDATE_ASSET_LINK_URL, { linkIdToUpdate, newUrl });
+};
+
+export const updateAssetLinkName = ({ commit }, { linkIdToUpdate, newName }) => {
+  commit(types.UPDATE_ASSET_LINK_NAME, { linkIdToUpdate, newName });
+};
+
+export const updateAssetLinkType = ({ commit }, { linkIdToUpdate, newType }) => {
+  commit(types.UPDATE_ASSET_LINK_TYPE, { linkIdToUpdate, newType });
+};
+
+export const removeAssetLink = ({ commit }, linkIdToRemove) => {
+  commit(types.REMOVE_ASSET_LINK, linkIdToRemove);
 };
 
-export const updateRelease = ({ dispatch, state, getters }) => {
-  dispatch('requestUpdateRelease');
+export const receiveSaveReleaseSuccess = ({ commit, state, rootState }, release) => {
+  commit(types.RECEIVE_SAVE_RELEASE_SUCCESS);
+  redirectTo(rootState.featureFlags.releaseShowPage ? release._links.self : state.releasesPagePath);
+};
 
-  const { release } = state;
-  const milestones = release.milestones ? release.milestones.map(milestone => milestone.title) : [];
+export const saveRelease = ({ commit, dispatch, getters }) => {
+  commit(types.REQUEST_SAVE_RELEASE);
 
-  const updatedRelease = convertObjectPropsToSnakeCase(
+  dispatch(getters.isExistingRelease ? 'updateRelease' : 'createRelease');
+};
+
+export const createRelease = ({ commit, dispatch, state, getters }) => {
+  const apiJson = releaseToApiJson(
     {
-      name: release.name,
-      description: release.description,
-      milestones,
+      ...state.release,
+      assets: {
+        links: getters.releaseLinksToCreate,
+      },
     },
-    { deep: true },
+    state.createFrom,
   );
 
+  return api
+    .createRelease(state.projectId, apiJson)
+    .then(({ data }) => {
+      dispatch('receiveSaveReleaseSuccess', apiJsonToRelease(data));
+    })
+    .catch(error => {
+      commit(types.RECEIVE_SAVE_RELEASE_ERROR, error);
+      createFlash(s__('Release|Something went wrong while creating a new release'));
+    });
+};
+
+export const updateRelease = ({ commit, dispatch, state, getters }) => {
+  const apiJson = releaseToApiJson({
+    ...state.release,
+    assets: {
+      links: getters.releaseLinksToCreate,
+    },
+  });
+
+  let updatedRelease = null;
+
   return (
     api
-      .updateRelease(state.projectId, state.tagName, updatedRelease)
+      .updateRelease(state.projectId, state.tagName, apiJson)
 
       /**
        * Currently, we delete all existing links and then
@@ -90,54 +128,31 @@ export const updateRelease = ({ dispatch, state, getters }) => {
        * https://gitlab.com/gitlab-org/gitlab/-/issues/208702
        * is closed.
        */
+      .then(({ data }) => {
+        // Save this response since we need it later in the Promise chain
+        updatedRelease = data;
 
-      .then(() => {
         // Delete all links currently associated with this Release
         return Promise.all(
           getters.releaseLinksToDelete.map(l =>
-            api.deleteReleaseLink(state.projectId, release.tagName, l.id),
+            api.deleteReleaseLink(state.projectId, state.release.tagName, l.id),
           ),
         );
       })
       .then(() => {
         // Create a new link for each link in the form
         return Promise.all(
-          getters.releaseLinksToCreate.map(l =>
-            api.createReleaseLink(
-              state.projectId,
-              release.tagName,
-              convertObjectPropsToSnakeCase(l, { deep: true }),
-            ),
+          apiJson.assets.links.map(l =>
+            api.createReleaseLink(state.projectId, state.release.tagName, l),
           ),
         );
       })
-      .then(() => dispatch('receiveUpdateReleaseSuccess'))
+      .then(() => {
+        dispatch('receiveSaveReleaseSuccess', apiJsonToRelease(updatedRelease));
+      })
       .catch(error => {
-        dispatch('receiveUpdateReleaseError', error);
+        commit(types.RECEIVE_SAVE_RELEASE_ERROR, error);
+        createFlash(s__('Release|Something went wrong while saving the release details'));
       })
   );
 };
-
-export const navigateToReleasesPage = ({ state }) => {
-  redirectTo(state.releasesPagePath);
-};
-
-export const addEmptyAssetLink = ({ commit }) => {
-  commit(types.ADD_EMPTY_ASSET_LINK);
-};
-
-export const updateAssetLinkUrl = ({ commit }, { linkIdToUpdate, newUrl }) => {
-  commit(types.UPDATE_ASSET_LINK_URL, { linkIdToUpdate, newUrl });
-};
-
-export const updateAssetLinkName = ({ commit }, { linkIdToUpdate, newName }) => {
-  commit(types.UPDATE_ASSET_LINK_NAME, { linkIdToUpdate, newName });
-};
-
-export const updateAssetLinkType = ({ commit }, { linkIdToUpdate, newType }) => {
-  commit(types.UPDATE_ASSET_LINK_TYPE, { linkIdToUpdate, newType });
-};
-
-export const removeAssetLink = ({ commit }, linkIdToRemove) => {
-  commit(types.REMOVE_ASSET_LINK, linkIdToRemove);
-};

app/assets/javascripts/releases/stores/modules/detail/getters.js

@@ -6,7 +6,7 @@ import { hasContent } from '~/lib/utils/text_utility';
  * `false` if the app is creating a new release.
  */
 export const isExistingRelease = state => {
-  return Boolean(state.originalRelease);
+  return Boolean(state.tagName);
 };
 
 /**

app/assets/javascripts/releases/stores/modules/detail/mutation_types.js

+export const INITIALIZE_EMPTY_RELEASE = 'INITIALIZE_EMPTY_RELEASE';
+
 export const REQUEST_RELEASE = 'REQUEST_RELEASE';
 export const RECEIVE_RELEASE_SUCCESS = 'RECEIVE_RELEASE_SUCCESS';
 export const RECEIVE_RELEASE_ERROR = 'RECEIVE_RELEASE_ERROR';
@@ -8,9 +10,9 @@ export const UPDATE_RELEASE_TITLE = 'UPDATE_RELEASE_TITLE';
 export const UPDATE_RELEASE_NOTES = 'UPDATE_RELEASE_NOTES';
 export const UPDATE_RELEASE_MILESTONES = 'UPDATE_RELEASE_MILESTONES';
 
-export const REQUEST_UPDATE_RELEASE = 'REQUEST_UPDATE_RELEASE';
-export const RECEIVE_UPDATE_RELEASE_SUCCESS = 'RECEIVE_UPDATE_RELEASE_SUCCESS';
-export const RECEIVE_UPDATE_RELEASE_ERROR = 'RECEIVE_UPDATE_RELEASE_ERROR';
+export const REQUEST_SAVE_RELEASE = 'REQUEST_SAVE_RELEASE';
+export const RECEIVE_SAVE_RELEASE_SUCCESS = 'RECEIVE_SAVE_RELEASE_SUCCESS';
+export const RECEIVE_SAVE_RELEASE_ERROR = 'RECEIVE_SAVE_RELEASE_ERROR';
 
 export const ADD_EMPTY_ASSET_LINK = 'ADD_EMPTY_ASSET_LINK';
 export const UPDATE_ASSET_LINK_URL = 'UPDATE_ASSET_LINK_URL';

app/assets/javascripts/releases/stores/modules/detail/mutations.js

@@ -7,6 +7,18 @@ const findReleaseLink = (release, id) => {
 };
 
 export default {
+  [types.INITIALIZE_EMPTY_RELEASE](state) {
+    state.release = {
+      tagName: null,
+      name: '',
+      description: '',
+      milestones: [],
+      assets: {
+        links: [],
+      },
+    };
+  },
+
   [types.REQUEST_RELEASE](state) {
     state.isFetchingRelease = true;
   },
@@ -39,14 +51,14 @@ export default {
     state.release.milestones = milestones;
   },
 
-  [types.REQUEST_UPDATE_RELEASE](state) {
+  [types.REQUEST_SAVE_RELEASE](state) {
     state.isUpdatingRelease = true;
   },
-  [types.RECEIVE_UPDATE_RELEASE_SUCCESS](state) {
+  [types.RECEIVE_SAVE_RELEASE_SUCCESS](state) {
     state.updateError = undefined;
     state.isUpdatingRelease = false;
   },
-  [types.RECEIVE_UPDATE_RELEASE_ERROR](state, error) {
+  [types.RECEIVE_SAVE_RELEASE_ERROR](state, error) {
     state.updateError = error;
     state.isUpdatingRelease = false;
   },

app/assets/javascripts/releases/util.js

+import {
+  convertObjectPropsToCamelCase,
+  convertObjectPropsToSnakeCase,
+} from '~/lib/utils/common_utils';
+
+/**
+ * Converts a release object into a JSON object that can sent to the public
+ * API to create or update a release.
+ * @param {Object} release The release object to convert
+ * @param {string} createFrom The ref to create a new tag from, if necessary
+ */
+export const releaseToApiJson = (release, createFrom = null) => {
+  const milestones = release.milestones ? release.milestones.map(milestone => milestone.title) : [];
+
+  return convertObjectPropsToSnakeCase(
+    {
+      tagName: release.tagName,
+      ref: createFrom,
+      name: release.name,
+      description: release.description,
+      milestones,
+      assets: release.assets,
+    },
+    { deep: true },
+  );
+};
+
+/**
+ * Converts a JSON release object returned by the Release API
+ * into the structure this Vue application can work with.
+ * @param {Object} json The JSON object received from the release API
+ */
+export const apiJsonToRelease = json => {
+  const release = convertObjectPropsToCamelCase(json, { deep: true });
+
+  release.milestones = release.milestones || [];
+
+  return release;
+};

locale/gitlab.pot

@@ -7093,6 +7093,9 @@ msgstr ""
 msgid "Create project label"
 msgstr ""
 
+msgid "Create release"
+msgstr ""
+
 msgid "Create requirement"
 msgstr ""
 
@@ -20099,6 +20102,9 @@ msgstr ""
 msgid "Releases|New Release"
 msgstr ""
 
+msgid "Release|Something went wrong while creating a new release"
+msgstr ""
+
 msgid "Release|Something went wrong while getting the release details"
 msgstr ""
 

spec/frontend/releases/components/app_edit_new_spec.js

@@ -27,8 +27,8 @@ describe('Release edit/new component', () => {
     };
 
     actions = {
-      fetchRelease: jest.fn(),
-      updateRelease: jest.fn(),
+      initializeRelease: jest.fn(),
+      saveRelease: jest.fn(),
       addEmptyAssetLink: jest.fn(),
     };
 
@@ -64,6 +64,8 @@ describe('Release edit/new component', () => {
         glFeatures: featureFlags,
       },
     });
+
+    wrapper.element.querySelectorAll('input').forEach(input => jest.spyOn(input, 'focus'));
   };
 
   beforeEach(() => {
@@ -87,8 +89,18 @@ describe('Release edit/new component', () => {
       factory();
     });
 
-    it('calls fetchRelease when the component is created', () => {
-      expect(actions.fetchRelease).toHaveBeenCalledTimes(1);
+    it('calls initializeRelease when the component is created', () => {
+      expect(actions.initializeRelease).toHaveBeenCalledTimes(1);
+    });
+
+    it('focuses the first non-disabled input element once the page is shown', () => {
+      const firstEnabledInput = wrapper.element.querySelector('input:enabled');
+      const allInputs = wrapper.element.querySelectorAll('input');
+
+      allInputs.forEach(input => {
+        const expectedFocusCalls = input === firstEnabledInput ? 1 : 0;
+        expect(input.focus).toHaveBeenCalledTimes(expectedFocusCalls);
+      });
     });
 
     it('renders the description text at the top of the page', () => {
@@ -109,9 +121,9 @@ describe('Release edit/new component', () => {
       expect(findSubmitButton().attributes('type')).toBe('submit');
     });
 
-    it('calls updateRelease when the form is submitted', () => {
+    it('calls saveRelease when the form is submitted', () => {
       wrapper.find('form').trigger('submit');
-      expect(actions.updateRelease).toHaveBeenCalledTimes(1);
+      expect(actions.saveRelease).toHaveBeenCalledTimes(1);
     });
   });
 
@@ -143,6 +155,34 @@ describe('Release edit/new component', () => {
     });
   });
 
+  describe('when creating a new release', () => {
+    beforeEach(() => {
+      factory({
+        store: {
+          modules: {
+            detail: {
+              getters: {
+                isExistingRelease: () => false,
+              },
+            },
+          },
+        },
+      });
+    });
+
+    it('renders the submit button with the text "Create release"', () => {
+      expect(findSubmitButton().text()).toBe('Create release');
+    });
+  });
+
+  describe('when editing an existing release', () => {
+    beforeEach(factory);
+
+    it('renders the submit button with the text "Save changes"', () => {
+      expect(findSubmitButton().text()).toBe('Save changes');
+    });
+  });
+
   describe('asset links form', () => {
     const findAssetLinksForm = () => wrapper.find(AssetLinksForm);
 

spec/frontend/releases/components/tag_field_spec.js

@@ -9,14 +9,14 @@ describe('releases/components/tag_field', () => {
   let store;
   let wrapper;
 
-  const createComponent = ({ originalRelease }) => {
+  const createComponent = ({ tagName }) => {
     store = createStore({
       modules: {
         detail: createDetailModule({}),
       },
     });
 
-    store.state.detail.originalRelease = originalRelease;
+    store.state.detail.tagName = tagName;
 
     wrapper = shallowMount(TagField, { store });
   };
@@ -31,8 +31,7 @@ describe('releases/components/tag_field', () => {
 
   describe('when an existing release is being edited', () => {
     beforeEach(() => {
-      const originalRelease = { name: 'Version 1.0' };
-      createComponent({ originalRelease });
+      createComponent({ tagName: 'v1.0' });
     });
 
     it('renders the TagFieldExisting component', () => {
@@ -46,7 +45,7 @@ describe('releases/components/tag_field', () => {
 
   describe('when a new release is being created', () => {
     beforeEach(() => {
-      createComponent({ originalRelease: null });
+      createComponent({ tagName: null });
     });
 
     it('renders the TagFieldNew component', () => {

spec/frontend/releases/stores/modules/detail/getters_spec.js

@@ -3,13 +3,13 @@ import * as getters from '~/releases/stores/modules/detail/getters';
 describe('Release detail getters', () => {
   describe('isExistingRelease', () => {
     it('returns true if the release is an existing release that already exists in the database', () => {
-      const state = { originalRelease: { name: 'The first release' } };
+      const state = { tagName: 'test-tag-name' };
 
       expect(getters.isExistingRelease(state)).toBe(true);
     });
 
     it('returns false if the release is a new release that has not yet been saved to the database', () => {
-      const state = { originalRelease: null };
+      const state = { tagName: null };
 
       expect(getters.isExistingRelease(state)).toBe(false);
     });

spec/frontend/releases/stores/modules/detail/mutations_spec.js

@@ -21,6 +21,22 @@ describe('Release detail mutations', () => {
     release = convertObjectPropsToCamelCase(originalRelease);
   });
 
+  describe(`${types.INITIALIZE_EMPTY_RELEASE}`, () => {
+    it('set state.release to an empty release object', () => {
+      mutations[types.INITIALIZE_EMPTY_RELEASE](state);
+
+      expect(state.release).toEqual({
+        tagName: null,
+        name: '',
+        description: '',
+        milestones: [],
+        assets: {
+          links: [],
+        },
+      });
+    });
+  });
+
   describe(`${types.REQUEST_RELEASE}`, () => {
     it('set state.isFetchingRelease to true', () => {
       mutations[types.REQUEST_RELEASE](state);
@@ -96,17 +112,17 @@ describe('Release detail mutations', () => {
     });
   });
 
-  describe(`${types.REQUEST_UPDATE_RELEASE}`, () => {
+  describe(`${types.REQUEST_SAVE_RELEASE}`, () => {
     it('set state.isUpdatingRelease to true', () => {
-      mutations[types.REQUEST_UPDATE_RELEASE](state);
+      mutations[types.REQUEST_SAVE_RELEASE](state);
 
       expect(state.isUpdatingRelease).toBe(true);
     });
   });
 
-  describe(`${types.RECEIVE_UPDATE_RELEASE_SUCCESS}`, () => {
+  describe(`${types.RECEIVE_SAVE_RELEASE_SUCCESS}`, () => {
     it('handles a successful response from the server', () => {
-      mutations[types.RECEIVE_UPDATE_RELEASE_SUCCESS](state, release);
+      mutations[types.RECEIVE_SAVE_RELEASE_SUCCESS](state, release);
 
       expect(state.updateError).toBeUndefined();
 
@@ -114,10 +130,10 @@ describe('Release detail mutations', () => {
     });
   });
 
-  describe(`${types.RECEIVE_UPDATE_RELEASE_ERROR}`, () => {
+  describe(`${types.RECEIVE_SAVE_RELEASE_ERROR}`, () => {
     it('handles an unsuccessful response from the server', () => {
       const error = { message: 'An error occurred!' };
-      mutations[types.RECEIVE_UPDATE_RELEASE_ERROR](state, error);
+      mutations[types.RECEIVE_SAVE_RELEASE_ERROR](state, error);
 
       expect(state.isUpdatingRelease).toBe(false);
 

spec/frontend/releases/util_spec.js

+import { releaseToApiJson, apiJsonToRelease } from '~/releases/util';
+
+describe('releases/util.js', () => {
+  describe('releaseToApiJson', () => {
+    it('converts a release JavaScript object into JSON that the Release API can accept', () => {
+      const release = {
+        tagName: 'tag-name',
+        name: 'Release name',
+        description: 'Release description',
+        milestones: [{ id: 1, title: '13.2' }, { id: 2, title: '13.3' }],
+        assets: {
+          links: [{ url: 'https://gitlab.example.com/link', linkType: 'other' }],
+        },
+      };
+
+      const expectedJson = {
+        tag_name: 'tag-name',
+        ref: null,
+        name: 'Release name',
+        description: 'Release description',
+        milestones: ['13.2', '13.3'],
+        assets: {
+          links: [{ url: 'https://gitlab.example.com/link', link_type: 'other' }],
+        },
+      };
+
+      expect(releaseToApiJson(release)).toEqual(expectedJson);
+    });
+
+    describe('when createFrom is provided', () => {
+      it('adds the provided createFrom ref to the JSON as a "ref" property', () => {
+        const createFrom = 'main';
+
+        const release = {};
+
+        const expectedJson = {
+          ref: createFrom,
+        };
+
+        expect(releaseToApiJson(release, createFrom)).toMatchObject(expectedJson);
+      });
+    });
+
+    describe('when release.milestones is falsy', () => {
+      it('includes a "milestone" property in the returned result as an empty array', () => {
+        const release = {};
+
+        const expectedJson = {
+          milestones: [],
+        };
+
+        expect(releaseToApiJson(release)).toMatchObject(expectedJson);
+      });
+    });
+  });
+
+  describe('apiJsonToRelease', () => {
+    it('converts JSON received from the Release API into an object usable by the Vue application', () => {
+      const json = {
+        tag_name: 'tag-name',
+        assets: {
+          links: [
+            {
+              link_type: 'other',
+            },
+          ],
+        },
+      };
+
+      const expectedRelease = {
+        tagName: 'tag-name',
+        assets: {
+          links: [
+            {
+              linkType: 'other',
+            },
+          ],
+        },
+        milestones: [],
+      };
+
+      expect(apiJsonToRelease(json)).toEqual(expectedRelease);
+    });
+  });
+});