feat(Ads): Support CS on devices that don't support multiple media el…

…ements

test/ads/ad_manager_integration.js

@@ -0,0 +1,107 @@
+/*! @license
+ * Shaka Player
+ * Copyright 2016 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+describe('Ad manager', () => {
+  const Util = shaka.test.Util;
+
+  /** @type {!jasmine.Spy} */
+  let onErrorSpy;
+
+  /** @type {!HTMLScriptElement} */
+  let imaScript;
+  /** @type {!HTMLVideoElement} */
+  let video;
+  /** @type {!HTMLElement} */
+  let adContainer;
+  /** @type {shaka.Player} */
+  let player;
+  /** @type {shaka.ads.AdManager} */
+  let adManager;
+  /** @type {!shaka.util.EventManager} */
+  let eventManager;
+
+  let compiledShaka;
+
+  /** @type {!shaka.test.Waiter} */
+  let waiter;
+
+  beforeAll(async () => {
+    imaScript = shaka.test.UiUtils.createImaSdkScript();
+    const loadImaScript = new Promise((resolve, reject) => {
+      imaScript.onload = resolve;
+      imaScript.onerror= reject;
+    });
+    document.head.appendChild(imaScript);
+    await loadImaScript;
+    video = shaka.test.UiUtils.createVideoElement();
+    document.body.appendChild(video);
+    adContainer =
+      /** @type {!HTMLElement} */ (document.createElement('div'));
+    document.body.appendChild(adContainer);
+    compiledShaka =
+        await shaka.test.Loader.loadShaka(getClientArg('uncompiled'));
+  });
+
+  beforeEach(async () => {
+    await shaka.test.TestScheme.createManifests(compiledShaka, '_compiled');
+    player = new compiledShaka.Player();
+    adManager = player.getAdManager();
+    await player.attach(video);
+
+    player.configure('ads.skipPlayDetection', true);
+    player.configure('streaming.useNativeHlsOnSafari', false);
+
+    // Disable stall detection, which can interfere with playback tests.
+    player.configure('streaming.stallEnabled', false);
+
+    // Grab event manager from the uncompiled library:
+    eventManager = new shaka.util.EventManager();
+    waiter = new shaka.test.Waiter(eventManager);
+    waiter.setPlayer(player);
+
+    onErrorSpy = jasmine.createSpy('onError');
+    onErrorSpy.and.callFake((event) => fail(event.detail));
+    eventManager.listen(player, 'error', Util.spyFunc(onErrorSpy));
+    eventManager.listen(adManager, shaka.ads.AdManager.AD_ERROR,
+        Util.spyFunc(onErrorSpy));
+  });
+
+  afterEach(async () => {
+    eventManager.release();
+    await player.destroy();
+  });
+
+  afterAll(() => {
+    document.head.removeChild(imaScript);
+    document.body.removeChild(video);
+  });
+
+  it('supports IMA SDK with vast', async () => {
+    await player.load('/base/test/test/assets/hls-aes-256/index.m3u8');
+    await video.play();
+    expect(player.isLive()).toBe(false);
+
+    // Wait for the video to start playback.  If it takes longer than 10
+    // seconds, fail the test.
+    await waiter.waitForMovementOrFailOnTimeout(video, 10);
+
+    adManager.initClientSide(
+        adContainer, video, /** adsRenderingSettings= **/ null);
+    const adRequest = new google.ima.AdsRequest();
+    adRequest.adTagUrl = 'https://pubads.g.doubleclick.net/gampad/ads?' +
+        'sz=640x480&iu=/124319096/external/single_ad_samples&' +
+        'ciu_szs=300x250&impl=s&gdfp_req=1&env=vp&output=vast&' +
+        'unviewed_position_start=1&' +
+        'cust_params=deployment%3Ddevsite%26sample_ct%3Dlinear&correlator=';
+    adManager.requestClientSideAds(adRequest);
+
+    // Play for 10 seconds, but stop early if the video ends.  If it takes
+    // longer than 30 seconds, fail the test.
+    await waiter.waitUntilPlayheadReachesOrFailOnTimeout(video, 10, 30);
+
+    await player.unload();
+  });
+});

test/test/util/ui_utils.js

@@ -193,4 +193,18 @@ shaka.test.UiUtils = class {
 
     return canvas;
   }
+
+  /**
+   * Creates a IMA SDK script element for testing.
+   *
+   * @return {!HTMLScriptElement}
+   */
+  static createImaSdkScript() {
+    const script = /** @type {!HTMLScriptElement} */(document.createElement(
+        'script'));
+
+    script.src = 'https://imasdk.googleapis.com/js/sdkloader/ima3.js';
+
+    return script;
+  }
 };