[ci skip] Merge branch 'master' into 45318-FE-junit-tests

* master: (49 commits)
  Add changelog entry
  Fix `transform` typo
  Fix archived parameter for projects API
  Enable frozen string in apps/uploaders/*.rb
  Fix invalid link to GitLab.com architecture.md
  i18n: externalize strings from 'app/views/import'
  Remove Repository#lookup and unreachable rugged code
  refactor code based on feedback
  Trigger rails5 tests either by variable or ref name
  Fix link in help doc which was linking to old mono-repo, now in its own repo
  SubmoduleHelper - Project is not always available as an instance variable
  Allow Danger step to fail
  update webpack to v4.16
  Backport logger changes from EE
  Add the CI Job trigger as the build trigger
  Remove flaky and redundant expectations
  use fileuploader dynamic path method in uploads manager and add spec
  fix typo in uploads manager
  add small comment to download method in uploads manager
  refactor uploads manager
  ...

1 files changed, 83 insertions, 0 deletions

diff --git a/spec/javascripts/performance_bar/index_spec.js b/spec/javascripts/performance_bar/index_spec.js
new file mode 100644
index 00000000000..1784bd64adb
--- /dev/null
+++ b/spec/javascripts/performance_bar/index_spec.js
@@ -0,0 +1,83 @@
+import axios from '~/lib/utils/axios_utils';
+import performanceBar from '~/performance_bar';
+import PerformanceBarService from '~/performance_bar/services/performance_bar_service';
+
+import MockAdapter from 'axios-mock-adapter';
+
+describe('performance bar wrapper', () => {
+  let mock;
+  let vm;
+
+  beforeEach(() => {
+    const peekWrapper = document.createElement('div');
+
+    peekWrapper.setAttribute('id', 'js-peek');
+    peekWrapper.setAttribute('data-env', 'development');
+    peekWrapper.setAttribute('data-request-id', '123');
+    peekWrapper.setAttribute('data-peek-url', '/-/peek/results');
+    peekWrapper.setAttribute('data-profile-url', '?lineprofiler=true');
+
+    document.body.appendChild(peekWrapper);
+
+    mock = new MockAdapter(axios);
+
+    mock.onGet('/-/peek/results').reply(
+      200,
+      {
+        data: {
+          gc: {
+            invokes: 0,
+            invoke_time: '0.00',
+            use_size: 0,
+            total_size: 0,
+            total_object: 0,
+            gc_time: '0.00',
+          },
+          host: { hostname: 'web-01' },
+        },
+      },
+      {},
+    );
+
+    vm = performanceBar({ container: '#js-peek' });
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+    mock.restore();
+  });
+
+  describe('loadRequestDetails', () => {
+    beforeEach(() => {
+      spyOn(vm.store, 'addRequest').and.callThrough();
+    });
+
+    it('does nothing if the request cannot be tracked', () => {
+      spyOn(vm.store, 'canTrackRequest').and.callFake(() => false);
+
+      vm.loadRequestDetails('123', 'https://gitlab.com/');
+
+      expect(vm.store.addRequest).not.toHaveBeenCalled();
+    });
+
+    it('adds the request immediately', () => {
+      vm.loadRequestDetails('123', 'https://gitlab.com/');
+
+      expect(vm.store.addRequest).toHaveBeenCalledWith(
+        '123',
+        'https://gitlab.com/',
+      );
+    });
+
+    it('makes an HTTP request for the request details', () => {
+      spyOn(PerformanceBarService, 'fetchRequestDetails').and.callThrough();
+
+      vm.loadRequestDetails('456', 'https://gitlab.com/');
+
+      expect(PerformanceBarService.fetchRequestDetails).toHaveBeenCalledWith(
+        '/-/peek/results',
+        '456',
+      );
+    });
+  });
+});