1 files changed, 115 insertions, 0 deletions
diff --git a/spec/frontend/ci/pipeline_editor/components/editor/ci_editor_header_spec.js b/spec/frontend/ci/pipeline_editor/components/editor/ci_editor_header_spec.js
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+++ b/spec/frontend/ci/pipeline_editor/components/editor/ci_editor_header_spec.js
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+import { shallowMount } from '@vue/test-utils';
+import { extendedWrapper } from 'helpers/vue_test_utils_helper';
+import { mockTracking, unmockTracking } from 'helpers/tracking_helper';
+import CiEditorHeader from '~/ci/pipeline_editor/components/editor/ci_editor_header.vue';
+import {
+  pipelineEditorTrackingOptions,
+  TEMPLATE_REPOSITORY_URL,
+} from '~/ci/pipeline_editor/constants';
+
+describe('CI Editor Header', () => {
+  let wrapper;
+  let trackingSpy = null;
+
+  const createComponent = ({ showDrawer = false } = {}) => {
+    wrapper = extendedWrapper(
+      shallowMount(CiEditorHeader, {
+        propsData: {
+          showDrawer,
+        },
+      }),
+    );
+  };
+
+  const findLinkBtn = () => wrapper.findByTestId('template-repo-link');
+  const findHelpBtn = () => wrapper.findByTestId('drawer-toggle');
+
+  afterEach(() => {
+    wrapper.destroy();
+    unmockTracking();
+  });
+
+  const testTracker = async (element, expectedAction) => {
+    const { label } = pipelineEditorTrackingOptions;
+
+    trackingSpy = mockTracking(undefined, wrapper.element, jest.spyOn);
+    await element.vm.$emit('click');
+
+    expect(trackingSpy).toHaveBeenCalledWith(undefined, expectedAction, {
+      label,
+    });
+  };
+
+  describe('link button', () => {
+    beforeEach(() => {
+      createComponent();
+      trackingSpy = mockTracking(undefined, wrapper.element, jest.spyOn);
+    });
+
+    it('finds the browse template button', () => {
+      expect(findLinkBtn().exists()).toBe(true);
+    });
+
+    it('contains the link to the template repo', () => {
+      expect(findLinkBtn().attributes('href')).toBe(TEMPLATE_REPOSITORY_URL);
+    });
+
+    it('has the external-link icon', () => {
+      expect(findLinkBtn().props('icon')).toBe('external-link');
+    });
+
+    it('tracks the click on the browse button', async () => {
+      const { browseTemplates } = pipelineEditorTrackingOptions.actions;
+
+      testTracker(findLinkBtn(), browseTemplates);
+    });
+  });
+
+  describe('help button', () => {
+    beforeEach(() => {
+      createComponent();
+    });
+
+    it('finds the help button', () => {
+      expect(findHelpBtn().exists()).toBe(true);
+    });
+
+    it('has the information-o icon', () => {
+      expect(findHelpBtn().props('icon')).toBe('information-o');
+    });
+
+    describe('when pipeline editor drawer is closed', () => {
+      beforeEach(() => {
+        createComponent({ showDrawer: false });
+      });
+
+      it('emits open drawer event when clicked', () => {
+        expect(wrapper.emitted('open-drawer')).toBeUndefined();
+
+        findHelpBtn().vm.$emit('click');
+
+        expect(wrapper.emitted('open-drawer')).toHaveLength(1);
+      });
+
+      it('tracks open help drawer action', async () => {
+        const { actions } = pipelineEditorTrackingOptions;
+
+        testTracker(findHelpBtn(), actions.openHelpDrawer);
+      });
+    });
+
+    describe('when pipeline editor drawer is open', () => {
+      beforeEach(() => {
+        createComponent({ showDrawer: true });
+      });
+
+      it('emits close drawer event when clicked', () => {
+        expect(wrapper.emitted('close-drawer')).toBeUndefined();
+
+        findHelpBtn().vm.$emit('click');
+
+        expect(wrapper.emitted('close-drawer')).toHaveLength(1);
+      });
+    });
+  });
+});