1 files changed, 98 insertions, 0 deletions
diff --git a/spec/frontend/commits_spec.js b/spec/frontend/commits_spec.js
new file mode 100644
index 00000000000..42bd37570b1
--- /dev/null
+++ b/spec/frontend/commits_spec.js
@@ -0,0 +1,98 @@
+import $ from 'jquery';
+import 'vendor/jquery.endless-scroll';
+import MockAdapter from 'axios-mock-adapter';
+import axios from '~/lib/utils/axios_utils';
+import CommitsList from '~/commits';
+import Pager from '~/pager';
+
+describe('Commits List', () => {
+  let commitsList;
+
+  beforeEach(() => {
+    setFixtures(`
+      <form class="commits-search-form" action="/h5bp/html5-boilerplate/commits/master">
+        <input id="commits-search">
+      </form>
+      <ol id="commits-list"></ol>
+      `);
+    jest.spyOn(Pager, 'init').mockImplementation(() => {});
+    commitsList = new CommitsList(25);
+  });
+
+  it('should be defined', () => {
+    expect(CommitsList).toBeDefined();
+  });
+
+  describe('processCommits', () => {
+    it('should join commit headers', () => {
+      commitsList.$contentList = $(`
+        <div>
+          <li class="commit-header" data-day="2016-09-20">
+            <span class="day">20 Sep, 2016</span>
+            <span class="commits-count">1 commit</span>
+          </li>
+          <li class="commit"></li>
+        </div>
+      `);
+
+      const data = `
+        <li class="commit-header" data-day="2016-09-20">
+          <span class="day">20 Sep, 2016</span>
+          <span class="commits-count">1 commit</span>
+        </li>
+        <li class="commit"></li>
+      `;
+
+      // The last commit header should be removed
+      // since the previous one has the same data-day value.
+      expect(commitsList.processCommits(data).find('li.commit-header').length).toBe(0);
+    });
+  });
+
+  describe('on entering input', () => {
+    let ajaxSpy;
+    let mock;
+
+    beforeEach(() => {
+      commitsList.searchField.val('');
+
+      jest.spyOn(window.history, 'replaceState').mockImplementation(() => {});
+      mock = new MockAdapter(axios);
+
+      mock.onGet('/h5bp/html5-boilerplate/commits/master').reply(200, {
+        html: '<li>Result</li>',
+      });
+
+      ajaxSpy = jest.spyOn(axios, 'get');
+    });
+
+    afterEach(() => {
+      mock.restore();
+    });
+
+    it('should save the last search string', done => {
+      commitsList.searchField.val('GitLab');
+      commitsList
+        .filterResults()
+        .then(() => {
+          expect(ajaxSpy).toHaveBeenCalled();
+          expect(commitsList.lastSearch).toEqual('GitLab');
+
+          done();
+        })
+        .catch(done.fail);
+    });
+
+    it('should not make ajax call if the input does not change', done => {
+      commitsList
+        .filterResults()
+        .then(() => {
+          expect(ajaxSpy).not.toHaveBeenCalled();
+          expect(commitsList.lastSearch).toEqual('');
+
+          done();
+        })
+        .catch(done.fail);
+    });
+  });
+});