Tests for the inject page

src/browser/extension/inject/index.js

@@ -11,6 +11,7 @@ window.addEventListener('load', () => {
   injectDiv.style.width = '200px';
   injectDiv.style.border = '1px solid #ccc';
   injectDiv.style.textAlign = 'center';
+  injectDiv.className = 'browser-redux';
   document.body.appendChild(injectDiv);
 
   React.render(

test/extension/injectpage.js

@@ -0,0 +1,41 @@
+import webdriver from 'selenium-webdriver';
+import expect from 'expect';
+import { check, doBefore, doAfter } from '../shared/functions';
+
+describe('inject page (in github.com)', function() {
+
+  before(function(done) {
+    doBefore.call(this, done, () => {
+      return this.driver.get('https://github.com');
+    });
+  });
+
+  after(doAfter);
+
+  it('should open Github', function(done) {
+    this.driver.getTitle().then((title) => {
+      expect(title).toEqual('GitHub · Where software is built');
+      done();
+    });
+  });
+
+  it('should render inject app', function(done) {
+    this.timeout(8000);
+    this.driver.wait(() =>
+        this.driver.findElements(webdriver.By.className('browser-redux'))
+          .then(elems => elems.length > 0)
+      , 15000, 'Inject app not found')
+      .then(() => done());
+  });
+
+  it('should contain text "Clicked: 0 times"', function(done) {
+    this.driver
+      .findElements(webdriver.By.xpath(
+        '//div[@class="browser-redux"][//*[contains(text(), "Clicked:")]][//*[contains(text(), "0")]][//*[contains(text(), "times")]]'
+      ))
+      .then((elems) => { expect(elems.length).toBe(1); })
+      .then(() => done());
+  });
+
+});
+

test/shared/functions.js

@@ -0,0 +1,28 @@
+import webdriver from 'selenium-webdriver';
+
+export function check(done, func) {
+  try {
+    func();
+  } catch (ex) {
+    done(ex);
+  }
+}
+
+export function doBefore(done, action, load = './build/extension', port = 9515, browser = 'chrome', timeout = 6000) {
+  this.timeout(timeout);
+  this.driver = new webdriver.Builder()
+    .usingServer(`http://localhost:${port}`)
+    .withCapabilities({
+      chromeOptions: {
+        args: [ `load-extension=${load}` ]
+      }
+    })
+    .forBrowser(browser)
+    .build();
+  action().then(done);
+}
+
+export function doAfter(done, timeout = 20000) {
+  this.timeout(timeout);
+  this.driver.quit().then(done);
+}