GraphQL commit type correctly return pipeline for ref

This changes the pipeline field in the GraphQL commit type
to return the pipelines for a ref instead of just the sha

app/assets/javascripts/repository/components/last_commit.vue

@@ -38,7 +38,14 @@ export default {
           path: this.currentPath.replace(/^\//, ''),
         };
       },
-      update: data => data.project.repository.tree.lastCommit,
+      update: data => {
+        const pipelines = data.project.repository.tree.lastCommit.pipelines.edges;
+
+        return {
+          ...data.project.repository.tree.lastCommit,
+          pipeline: pipelines.length && pipelines[0].node,
+        };
+      },
       context: {
         isSingleRequest: true,
       },
@@ -61,7 +68,7 @@ export default {
   computed: {
     statusTitle() {
       return sprintf(s__('Commits|Commit: %{commitText}'), {
-        commitText: this.commit.latestPipeline.detailedStatus.text,
+        commitText: this.commit.pipeline.detailedStatus.text,
       });
     },
     isLoading() {
@@ -127,14 +134,14 @@ export default {
           <div v-if="commit.signatureHtml" v-html="commit.signatureHtml"></div>
           <div class="ci-status-link">
             <gl-link
-              v-if="commit.latestPipeline"
+              v-if="commit.pipeline"
               v-gl-tooltip.left
-              :href="commit.latestPipeline.detailedStatus.detailsPath"
+              :href="commit.pipeline.detailedStatus.detailsPath"
               :title="statusTitle"
               class="js-commit-pipeline"
             >
               <ci-icon
-                :status="commit.latestPipeline.detailedStatus"
+                :status="commit.pipeline.detailedStatus"
                 :size="24"
                 :aria-label="statusTitle"
               />

app/assets/javascripts/repository/queries/pathLastCommit.query.graphql

@@ -14,13 +14,17 @@ query pathLastCommit($projectPath: ID!, $path: String, $ref: String!) {
             webUrl
           }
           signatureHtml
-          latestPipeline {
-            detailedStatus {
-              detailsPath
-              icon
-              tooltip
-              text
-              group
+          pipelines(ref: $ref, first: 1) {
+            edges {
+              node {
+                detailedStatus {
+                  detailsPath
+                  icon
+                  tooltip
+                  text
+                  group
+                }
+              }
             }
           }
         }

app/graphql/resolvers/base_resolver.rb

@@ -10,6 +10,14 @@ module Resolvers
       end
     end
 
+    def self.last
+      @last ||= Class.new(self) do
+        def resolve(**args)
+          super.last
+        end
+      end
+    end
+
     def self.resolver_complexity(args, child_complexity:)
       complexity = 1
       complexity += 1 if args[:sort]

app/graphql/resolvers/commit_pipelines_resolver.rb

+# frozen_string_literal: true
+
+module Resolvers
+  class CommitPipelinesResolver < BaseResolver
+    include ::ResolvesPipelines
+
+    alias_method :commit, :object
+
+    def resolve(**args)
+      resolve_pipelines(commit.project, args.merge!({ sha: commit.sha }))
+    end
+  end
+end

app/graphql/types/commit_type.rb

@@ -29,12 +29,16 @@ module Types
     field :author, type: Types::UserType, null: true,
           description: 'Author of the commit'
 
+    field :pipelines, Types::Ci::PipelineType.connection_type,
+          null: true,
+          description: 'Pipelines of the commit ordered latest first',
+          resolver: Resolvers::CommitPipelinesResolver
+
     field :latest_pipeline,
           type: Types::Ci::PipelineType,
           null: true,
           description: "Latest pipeline of the commit",
-          resolve: -> (obj, ctx, args) do
-            Gitlab::Graphql::Loaders::PipelineForShaLoader.new(obj.project, obj.sha).find_last
-          end
+          deprecation_reason: 'use pipelines',
+          resolver: Resolvers::CommitPipelinesResolver.last
   end
 end

doc/api/graphql/reference/gitlab_schema.graphql

@@ -139,13 +139,68 @@ type Commit {
   """
   Latest pipeline of the commit
   """
-  latestPipeline: Pipeline
+  latestPipeline(
+    """
+    Filter pipelines by the ref they are run for
+    """
+    ref: String
+
+    """
+    Filter pipelines by the sha of the commit they are run for
+    """
+    sha: String
+
+    """
+    Filter pipelines by their status
+    """
+    status: PipelineStatusEnum
+  ): Pipeline @deprecated(reason: "use pipelines")
 
   """
   Raw commit message
   """
   message: String
 
+  """
+  Pipelines of the commit ordered latest first
+  """
+  pipelines(
+    """
+    Returns the elements in the list that come after the specified cursor.
+    """
+    after: String
+
+    """
+    Returns the elements in the list that come before the specified cursor.
+    """
+    before: String
+
+    """
+    Returns the first _n_ elements from the list.
+    """
+    first: Int
+
+    """
+    Returns the last _n_ elements from the list.
+    """
+    last: Int
+
+    """
+    Filter pipelines by the ref they are run for
+    """
+    ref: String
+
+    """
+    Filter pipelines by the sha of the commit they are run for
+    """
+    sha: String
+
+    """
+    Filter pipelines by their status
+    """
+    status: PipelineStatusEnum
+  ): PipelineConnection
+
   """
   SHA1 ID of the commit
   """

lib/gitlab/graphql/loaders/pipeline_for_sha_loader.rb

-# frozen_string_literal: true
-
-module Gitlab
-  module Graphql
-    module Loaders
-      class PipelineForShaLoader
-        attr_accessor :project, :sha
-
-        def initialize(project, sha)
-          @project, @sha = project, sha
-        end
-
-        def find_last
-          BatchLoader::GraphQL.for(sha).batch(key: project) do |shas, loader, args|
-            pipelines = args[:key].ci_pipelines.latest_for_shas(shas)
-
-            pipelines.each do |pipeline|
-              loader.call(pipeline.sha, pipeline)
-            end
-          end
-        end
-      end
-    end
-  end
-end

spec/features/projects/files/user_reads_pipeline_status_spec.rb

@@ -9,8 +9,6 @@ describe 'user reads pipeline status', :js do
   let(:x110_pipeline) { create_pipeline('x1.1.0', 'failed') }
 
   before do
-    stub_feature_flags(vue_file_list: false)
-
     project.add_maintainer(user)
 
     project.repository.add_tag(user, 'x1.1.0', 'v1.1.0')
@@ -25,7 +23,7 @@ describe 'user reads pipeline status', :js do
       visit project_tree_path(project, expected_pipeline.ref)
       wait_for_requests
 
-      page.within('.blob-commit-info') do
+      page.within('.commit-detail') do
         expect(page).to have_link('', href: project_pipeline_path(project, expected_pipeline))
         expect(page).to have_selector(".ci-status-icon-#{expected_pipeline.status}")
       end

spec/frontend/repository/components/last_commit_spec.js

@@ -17,7 +17,7 @@ function createCommitData(data = {}) {
       avatarUrl: 'https://test.com',
       webUrl: 'https://test.com/test',
     },
-    latestPipeline: {
+    pipeline: {
       detailedStatus: {
         detailsPath: 'https://test.com/pipeline',
         icon: 'failed',
@@ -74,7 +74,7 @@ describe('Repository last commit component', () => {
   });
 
   it('hides pipeline components when pipeline does not exist', () => {
-    factory(createCommitData({ latestPipeline: null }));
+    factory(createCommitData({ pipeline: null }));
 
     expect(vm.find('.js-commit-pipeline').exists()).toBe(false);
   });

spec/graphql/resolvers/base_resolver_spec.rb

@@ -13,6 +13,14 @@ describe Resolvers::BaseResolver do
     end
   end
 
+  let(:last_resolver) do
+    Class.new(described_class) do
+      def resolve(**args)
+        [1, 2]
+      end
+    end
+  end
+
   describe '.single' do
     it 'returns a subclass from the resolver' do
       expect(resolver.single.superclass).to eq(resolver)
@@ -29,6 +37,22 @@ describe Resolvers::BaseResolver do
     end
   end
 
+  describe '.last' do
+    it 'returns a subclass from the resolver' do
+      expect(last_resolver.last.superclass).to eq(last_resolver)
+    end
+
+    it 'returns the same subclass every time' do
+      expect(last_resolver.last.object_id).to eq(last_resolver.last.object_id)
+    end
+
+    it 'returns a resolver that gives the last result from the original resolver' do
+      result = resolve(last_resolver.last)
+
+      expect(result).to eq(2)
+    end
+  end
+
   context 'when field is a connection' do
     it 'increases complexity based on arguments' do
       field = Types::BaseField.new(name: 'test', type: GraphQL::STRING_TYPE.connection_type, resolver_class: described_class, null: false, max_page_size: 1)

spec/graphql/resolvers/commit_pipelines_resolver_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Resolvers::CommitPipelinesResolver do
+  include GraphqlHelpers
+
+  let_it_be(:project) { create(:project) }
+  let(:commit) { create(:commit, project: project) }
+  let_it_be(:current_user) { create(:user) }
+
+  let!(:pipeline) do
+    create(
+      :ci_pipeline,
+      project: project,
+      sha: commit.id,
+      ref: 'master',
+      status: 'success'
+    )
+  end
+  let!(:pipeline2) do
+    create(
+      :ci_pipeline,
+      project: project,
+      sha: commit.id,
+      ref: 'master',
+      status: 'failed'
+    )
+  end
+  let!(:pipeline3) do
+    create(
+      :ci_pipeline,
+      project: project,
+      sha: commit.id,
+      ref: 'my_branch',
+      status: 'failed'
+    )
+  end
+
+  before do
+    commit.project.add_developer(current_user)
+  end
+
+  def resolve_pipelines
+    resolve(described_class, obj: commit, ctx: { current_user: current_user }, args: { ref: 'master' })
+  end
+
+  it 'resolves pipelines for commit and ref' do
+    pipelines = resolve_pipelines
+
+    expect(pipelines).to eq([pipeline2, pipeline])
+  end
+end

spec/graphql/types/commit_type_spec.rb

@@ -10,7 +10,7 @@ describe GitlabSchema.types['Commit'] do
   it 'contains attributes related to commit' do
     expect(described_class).to have_graphql_fields(
       :id, :sha, :title, :description, :message, :authored_date,
-      :author, :web_url, :latest_pipeline, :signature_html
+      :author, :web_url, :latest_pipeline, :pipelines, :signature_html
     )
   end
 end

spec/lib/gitlab/graphql/loaders/pipeline_for_sha_loader_spec.rb

-require 'spec_helper'
-
-describe Gitlab::Graphql::Loaders::PipelineForShaLoader do
-  include GraphqlHelpers
-
-  describe '#find_last' do
-    it 'batch-resolves latest pipeline' do
-      project = create(:project, :repository)
-      pipeline1 = create(:ci_pipeline, project: project, ref: project.default_branch, sha: project.commit.sha)
-      pipeline2 = create(:ci_pipeline, project: project, ref: project.default_branch, sha: project.commit.sha)
-      pipeline3 = create(:ci_pipeline, project: project, ref: 'improve/awesome', sha: project.commit('improve/awesome').sha)
-
-      result = batch_sync(max_queries: 1) do
-        [pipeline1.sha, pipeline3.sha].map { |sha| described_class.new(project, sha).find_last }
-      end
-
-      expect(result).to contain_exactly(pipeline2, pipeline3)
-    end
-  end
-end