Extract discussion actions into separate component

- Created DiscussionActions component
- Updated NoteableDiscussion component accordingly
- Wrote Jest tests for DiscussionActions
- Updated Jest config to enable emojis aliases mock
- Updated qa specs to reflect changes in NoteableDiscussions

1 files changed, 104 insertions, 0 deletions

diff --git a/spec/frontend/notes/components/discussion_actions_spec.js b/spec/frontend/notes/components/discussion_actions_spec.js
new file mode 100644
index 00000000000..0a52c81571e
--- /dev/null
+++ b/spec/frontend/notes/components/discussion_actions_spec.js
@@ -0,0 +1,104 @@
+import createStore from '~/notes/stores';
+import { shallowMount, mount, createLocalVue } from '@vue/test-utils';
+import { discussionMock } from '../../../javascripts/notes/mock_data';
+import DiscussionActions from '~/notes/components/discussion_actions.vue';
+import ReplyPlaceholder from '~/notes/components/discussion_reply_placeholder.vue';
+import ResolveDiscussionButton from '~/notes/components/discussion_resolve_button.vue';
+import ResolveWithIssueButton from '~/notes/components/discussion_resolve_with_issue_button.vue';
+import JumpToNextDiscussionButton from '~/notes/components/discussion_jump_to_next_button.vue';
+
+describe('DiscussionActions', () => {
+  let wrapper;
+  const createComponentFactory = (shallow = true) => props => {
+    const localVue = createLocalVue();
+    const store = createStore();
+    const mountFn = shallow ? shallowMount : mount;
+
+    wrapper = mountFn(DiscussionActions, {
+      localVue,
+      store,
+      propsData: {
+        discussion: discussionMock,
+        isResolving: false,
+        resolveButtonTitle: 'Resolve discussion',
+        resolveWithIssuePath: '/some/issue/path',
+        shouldShowJumpToNextDiscussion: true,
+        ...props,
+      },
+    });
+  };
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  describe('rendering', () => {
+    const createComponent = createComponentFactory();
+
+    it('renders reply placeholder, resolve discussion button, resolve with issue button and jump to next discussion button', () => {
+      createComponent();
+      expect(wrapper.find(ReplyPlaceholder).exists()).toBe(true);
+      expect(wrapper.find(ResolveDiscussionButton).exists()).toBe(true);
+      expect(wrapper.find(ResolveWithIssueButton).exists()).toBe(true);
+      expect(wrapper.find(JumpToNextDiscussionButton).exists()).toBe(true);
+    });
+
+    it('only renders reply placholder if disccusion is not resolvable', () => {
+      const discussion = { ...discussionMock };
+      discussion.resolvable = false;
+      createComponent({ discussion });
+
+      expect(wrapper.find(ReplyPlaceholder).exists()).toBe(true);
+      expect(wrapper.find(ResolveDiscussionButton).exists()).toBe(false);
+      expect(wrapper.find(ResolveWithIssueButton).exists()).toBe(false);
+      expect(wrapper.find(JumpToNextDiscussionButton).exists()).toBe(false);
+    });
+
+    it('does not render resolve with issue button if resolveWithIssuePath is falsy', () => {
+      createComponent({ resolveWithIssuePath: '' });
+
+      expect(wrapper.find(ResolveWithIssueButton).exists()).toBe(false);
+    });
+
+    it('does not render jump to next discussion button if shouldShowJumpToNextDiscussion is false', () => {
+      createComponent({ shouldShowJumpToNextDiscussion: false });
+
+      expect(wrapper.find(JumpToNextDiscussionButton).exists()).toBe(false);
+    });
+  });
+
+  describe('events handling', () => {
+    const createComponent = createComponentFactory(false);
+
+    beforeEach(() => {
+      createComponent();
+    });
+
+    it('emits showReplyForm event when clicking on reply placeholder', () => {
+      jest.spyOn(wrapper.vm, '$emit');
+      wrapper
+        .find(ReplyPlaceholder)
+        .find('button')
+        .trigger('click');
+      expect(wrapper.vm.$emit).toHaveBeenCalledWith('showReplyForm');
+    });
+
+    it('emits resolve event when clicking on resolve button', () => {
+      jest.spyOn(wrapper.vm, '$emit');
+      wrapper
+        .find(ResolveDiscussionButton)
+        .find('button')
+        .trigger('click');
+      expect(wrapper.vm.$emit).toHaveBeenCalledWith('resolve');
+    });
+
+    it('emits jumpToNextDiscussion event when clicking on jump to next discussion button', () => {
+      jest.spyOn(wrapper.vm, '$emit');
+      wrapper
+        .find(JumpToNextDiscussionButton)
+        .find('button')
+        .trigger('click');
+      expect(wrapper.vm.$emit).toHaveBeenCalledWith('jumpToNextDiscussion');
+    });
+  });
+});