Display merge commit SHA in merge widget after merge

5 files changed, 51 insertions, 0 deletions

diff --git a/spec/features/projects/merge_requests/user_accepts_merge_request_spec.rb b/spec/features/projects/merge_requests/user_accepts_merge_request_spec.rb
index c35ba2d7016..01aeed93947 100644
--- a/spec/features/projects/merge_requests/user_accepts_merge_request_spec.rb
+++ b/spec/features/projects/merge_requests/user_accepts_merge_request_spec.rb
@@ -10,6 +10,15 @@ describe 'User accepts a merge request', :js do
     sign_in(user)
   end
 
+  it 'presents merged merge request content' do
+    visit(merge_request_path(merge_request))
+
+    click_button('Merge')
+
+    expect(page).to have_content("The changes were merged into #{merge_request.target_branch} with \
+                                 #{merge_request.short_merge_commit_sha}")
+  end
+
   context 'with removing the source branch' do
     before do
       visit(merge_request_path(merge_request))
diff --git a/spec/fixtures/api/schemas/entities/merge_request_widget.json b/spec/fixtures/api/schemas/entities/merge_request_widget.json
index a622bf88b13..233102c4314 100644
--- a/spec/fixtures/api/schemas/entities/merge_request_widget.json
+++ b/spec/fixtures/api/schemas/entities/merge_request_widget.json
@@ -22,6 +22,7 @@
     "in_progress_merge_commit_sha": { "type": ["string", "null"] },
     "merge_error": { "type": ["string", "null"] },
     "merge_commit_sha": { "type": ["string", "null"] },
+    "short_merge_commit_sha": { "type": ["string", "null"] },
     "merge_params": { "type": ["object", "null"] },
     "merge_status": { "type": "string" },
     "merge_user_id": { "type": ["integer", "null"] },
@@ -100,6 +101,7 @@
     "merge_commit_message_with_description": { "type": "string" },
     "diverged_commits_count": { "type": "integer" },
     "commit_change_content_path": { "type": "string" },
+    "merge_commit_path": { "type": ["string", "null"] },
     "remove_wip_path": { "type": ["string", "null"] },
     "commits_count": { "type": "integer" },
     "remove_source_branch": { "type": ["boolean", "null"] },
diff --git a/spec/javascripts/vue_mr_widget/components/states/mr_widget_merged_spec.js b/spec/javascripts/vue_mr_widget/components/states/mr_widget_merged_spec.js
index c2c92d8ac56..adeea03481f 100644
--- a/spec/javascripts/vue_mr_widget/components/states/mr_widget_merged_spec.js
+++ b/spec/javascripts/vue_mr_widget/components/states/mr_widget_merged_spec.js
@@ -6,6 +6,14 @@ import mountComponent from 'spec/helpers/vue_mount_component_helper';
 describe('MRWidgetMerged', () => {
   let vm;
   const targetBranch = 'foo';
+  const selectors = {
+    get copyMergeShaButton() {
+      return vm.$el.querySelector('button.js-mr-merged-copy-sha');
+    },
+    get mergeCommitShaLink() {
+      return vm.$el.querySelector('a.js-mr-merged-commit-sha');
+    },
+  };
 
   beforeEach(() => {
     const Component = Vue.extend(mergedComponent);
@@ -31,6 +39,9 @@ describe('MRWidgetMerged', () => {
         readableClosedAt: '',
       },
       updatedAt: 'mergedUpdatedAt',
+      shortMergeCommitSha: 'asdf1234',
+      mergeCommitPath: 'http://localhost:3000/root/nautilus/commit/f7ce827c314c9340b075657fd61c789fb01cf74d',
+      sourceBranch: 'bar',
       targetBranch,
     };
 
@@ -140,6 +151,17 @@ describe('MRWidgetMerged', () => {
     expect(vm.$el.textContent).toContain('Cherry-pick');
   });
 
+  it('shows button to copy commit SHA to clipboard', () => {
+    expect(selectors.copyMergeShaButton).toExist();
+    expect(selectors.copyMergeShaButton.getAttribute('data-clipboard-text')).toBe(vm.mr.shortMergeCommitSha);
+  });
+
+  it('shows merge commit SHA link', () => {
+    expect(selectors.mergeCommitShaLink).toExist();
+    expect(selectors.mergeCommitShaLink.text).toContain(vm.mr.shortMergeCommitSha);
+    expect(selectors.mergeCommitShaLink.href).toBe(vm.mr.mergeCommitPath);
+  });
+
   it('should not show source branch removed text', (done) => {
     vm.mr.sourceBranchRemoved = false;
 
diff --git a/spec/javascripts/vue_mr_widget/mock_data.js b/spec/javascripts/vue_mr_widget/mock_data.js
index 3fc7663b9c2..9d2a15ff009 100644
--- a/spec/javascripts/vue_mr_widget/mock_data.js
+++ b/spec/javascripts/vue_mr_widget/mock_data.js
@@ -18,6 +18,7 @@ export default {
   human_total_time_spent: null,
   in_progress_merge_commit_sha: null,
   merge_commit_sha: '53027d060246c8f47e4a9310fb332aa52f221775',
+  short_merge_commit_sha: '53027d06',
   merge_error: null,
   merge_params: {
     force_remove_source_branch: null,
@@ -215,4 +216,5 @@ export default {
   diverged_commits_count: 0,
   only_allow_merge_if_pipeline_succeeds: false,
   commit_change_content_path: '/root/acets-app/merge_requests/22/commit_change_content',
+  merge_commit_path: 'http://localhost:3000/root/acets-app/commit/53027d060246c8f47e4a9310fb332aa52f221775',
 };
diff --git a/spec/models/merge_request_spec.rb b/spec/models/merge_request_spec.rb
index 5a9aa7c7d1b..04379e7d2c3 100644
--- a/spec/models/merge_request_spec.rb
+++ b/spec/models/merge_request_spec.rb
@@ -1069,6 +1069,22 @@ describe MergeRequest do
     end
   end
 
+  describe '#short_merge_commit_sha' do
+    let(:merge_request) { build_stubbed(:merge_request) }
+
+    it 'returns short id when there is a merge_commit_sha' do
+      merge_request.merge_commit_sha = 'f7ce827c314c9340b075657fd61c789fb01cf74d'
+
+      expect(merge_request.short_merge_commit_sha).to eq('f7ce827c')
+    end
+
+    it 'returns nil when there is no merge_commit_sha' do
+      merge_request.merge_commit_sha = nil
+
+      expect(merge_request.short_merge_commit_sha).to be_nil
+    end
+  end
+
   describe '#can_be_reverted?' do
     context 'when there is no merge_commit for the MR' do
       before do