Fix builds tab visibility

CHANGELOG.md

@@ -43,6 +43,7 @@ Please view this file on the master branch, on stable branches it's out of date.
   - Fix applying labels for GitHub-imported MRs !7139
   - Fix importing MR comments from GitHub !7139
   - Modify GitHub importer to be retryable !7003
+  - Fix builds tab visibility
   - Fix and improve `Sortable.highest_label_priority`
   - Fixed sticky merge request tabs when sidebar is pinned

app/helpers/projects_helper.rb

@@ -174,10 +174,14 @@ module ProjectsHelper
       nav_tabs << :merge_requests
     end
-    if can?(current_user, :read_build, project)
+    if can?(current_user, :read_pipeline, project)
       nav_tabs << :pipelines
     end
+    if can?(current_user, :read_build, project)
+      nav_tabs << :builds
+    end
+
     if Gitlab.config.registry.enabled && can?(current_user, :read_container_image, project)
       nav_tabs << :container_registry
     end

spec/features/projects/features_visibility_spec.rb

@@ -41,6 +41,22 @@ describe 'Edit Project Settings', feature: true do
         end
       end
     end
+
+    context "pipelines subtabs" do
+      it "shows builds when enabled" do
+        visit namespace_project_pipelines_path(project.namespace, project)
+
+        expect(page).to have_selector(".shortcuts-builds")
+      end
+
+      it "hides builds when disabled" do
+        allow(Ability).to receive(:allowed?).with(member, :read_builds, project).and_return(false)
+
+        visit namespace_project_pipelines_path(project.namespace, project)
+
+        expect(page).not_to have_selector(".shortcuts-builds")
+      end
+    end
   end
   describe 'project features visibility pages' do