Project import generated by Copybara.
GitOrigin-RevId: d9e9e3fb4e31372ec1fb43b178994ca78fa8fe70
diff --git a/static_src/elements/issue-detail/mr-flipper/mr-flipper.test.js b/static_src/elements/issue-detail/mr-flipper/mr-flipper.test.js
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+++ b/static_src/elements/issue-detail/mr-flipper/mr-flipper.test.js
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+// Copyright 2019 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import {assert} from 'chai';
+import MrFlipper from './mr-flipper.js';
+import sinon from 'sinon';
+
+const xssiPrefix = ')]}\'';
+
+let element;
+
+describe('mr-flipper', () => {
+ beforeEach(() => {
+ element = document.createElement('mr-flipper');
+ document.body.appendChild(element);
+
+ sinon.stub(window, 'fetch');
+
+ const response = new window.Response(`${xssiPrefix}{"message": "Ok"}`, {
+ status: 201,
+ headers: {
+ 'Content-type': 'application/json',
+ },
+ });
+ window.fetch.returns(Promise.resolve(response));
+ });
+
+ afterEach(() => {
+ document.body.removeChild(element);
+
+ window.fetch.restore();
+ });
+
+ it('initializes', () => {
+ assert.instanceOf(element, MrFlipper);
+ });
+
+ it('renders links', async () => {
+ // Test DOM after properties are updated.
+ element._populateResponseData({
+ cur_index: 4,
+ total_count: 13,
+ prev_url: 'http://prevurl/',
+ next_url: 'http://nexturl/',
+ list_url: 'http://listurl/',
+ });
+
+ await element.updateComplete;
+
+ const prevUrlEl = element.shadowRoot.querySelector('a.prev-url');
+ const nextUrlEl = element.shadowRoot.querySelector('a.next-url');
+ const listUrlEl = element.shadowRoot.querySelector('a.list-url');
+ const countsEl = element.shadowRoot.querySelector('div.counts');
+
+ assert.equal(prevUrlEl.href, 'http://prevurl/');
+ assert.equal(nextUrlEl.href, 'http://nexturl/');
+ assert.equal(listUrlEl.href, 'http://listurl/');
+ assert.include(countsEl.innerText, '5 of 13');
+ });
+
+ it('fetches flipper data when queryParams change', async () => {
+ await element.updateComplete;
+
+ sinon.stub(element, 'fetchFlipperData');
+
+ element.queryParams = {id: 21, q: 'owner:me'};
+
+ sinon.assert.notCalled(element.fetchFlipperData);
+
+ await element.updateComplete;
+
+ sinon.assert.calledWith(element.fetchFlipperData, 'id=21&q=owner%3Ame');
+ });
+});