forked from mirrors/gecko-dev
		
	 b19b9b34f5
			
		
	
	
		b19b9b34f5
		
	
	
	
	
		
			
			Depends on D14335 Differential Revision: https://phabricator.services.mozilla.com/D14336 --HG-- extra : moz-landing-system : lando
		
			
				
	
	
		
			113 lines
		
	
	
	
		
			4.6 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			113 lines
		
	
	
	
		
			4.6 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| const PAGE = "https://example.com/browser/toolkit/content/tests/browser/file_multipleAudio.html";
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| 
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| var SuspendedType = {
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|   NONE_SUSPENDED: 0,
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|   SUSPENDED_PAUSE: 1,
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|   SUSPENDED_BLOCK: 2,
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|   SUSPENDED_PAUSE_DISPOSABLE: 3,
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| };
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| 
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| function check_audio_suspended(browser, suspendedType) {
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|   return ContentTask.spawn(browser, suspendedType, suspendedType => {
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|     var autoPlay = content.document.getElementById("autoplay");
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|     if (!autoPlay) {
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|       ok(false, "Can't get the audio element!");
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|     }
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|     is(autoPlay.computedSuspended, suspendedType,
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|        "The suspeded state of autoplay audio is correct.");
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|   });
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| }
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| 
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| function check_audio_paused(browser, shouldBePaused) {
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|   return ContentTask.spawn(browser, shouldBePaused, shouldBePaused => {
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|     var autoPlay = content.document.getElementById("autoplay");
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|     if (!autoPlay) {
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|       ok(false, "Can't get the audio element!");
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|     }
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|     is(autoPlay.paused, shouldBePaused,
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|       "autoplay audio should " + (!shouldBePaused ? "not " : "") + "be paused.");
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|   });
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| }
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| 
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| add_task(async function setup_test_preference() {
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|   await SpecialPowers.pushPrefEnv({"set": [
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|     ["media.useAudioChannelService.testing", true],
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|     ["media.block-autoplay-until-in-foreground", true],
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|   ]});
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| });
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| 
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| add_task(async function block_autoplay_media() {
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|   info("- open new background tab1 -");
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|   let tab1 = BrowserTestUtils.addTab(window.gBrowser, "about:blank");
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|   BrowserTestUtils.loadURI(tab1.linkedBrowser, PAGE);
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|   await BrowserTestUtils.browserLoaded(tab1.linkedBrowser);
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| 
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|   info("- should block autoplay media for non-visited tab1 -");
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|   await check_audio_suspended(tab1.linkedBrowser, SuspendedType.SUSPENDED_BLOCK);
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| 
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|   info("- open new background tab2 -");
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|   let tab2 = BrowserTestUtils.addTab(window.gBrowser, "about:blank");
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|   BrowserTestUtils.loadURI(tab2.linkedBrowser, PAGE);
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|   await BrowserTestUtils.browserLoaded(tab2.linkedBrowser);
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| 
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|   info("- should block autoplay for non-visited tab2 -");
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|   await check_audio_suspended(tab2.linkedBrowser, SuspendedType.SUSPENDED_BLOCK);
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| 
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|   info("- select tab1 as foreground tab -");
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|   await BrowserTestUtils.switchTab(window.gBrowser, tab1);
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| 
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|   info("- media should be unblocked because the tab was visited -");
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|   await waitForTabPlayingEvent(tab1, true);
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|   await check_audio_suspended(tab1.linkedBrowser, SuspendedType.NONE_SUSPENDED);
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| 
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|   info("- open another new foreground tab3 -");
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|   let tab3 = await BrowserTestUtils.openNewForegroundTab(window.gBrowser,
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|                                                          "about:blank");
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|   info("- should still play media from tab1 -");
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|   await waitForTabPlayingEvent(tab1, true);
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|   await check_audio_suspended(tab1.linkedBrowser, SuspendedType.NONE_SUSPENDED);
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| 
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|   info("- should still block media from tab2 -");
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|   await waitForTabPlayingEvent(tab2, false);
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|   await check_audio_suspended(tab2.linkedBrowser, SuspendedType.SUSPENDED_BLOCK);
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| 
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| 
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|   // Test 4: Disable autoplay and verify that when a tab is opened in the
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|   // background and has had its playback start delayed, resuming via the audio
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|   // tab indicator overrides the autoplay blocking logic.
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|   //
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|   // Clicking "play" on the audio tab indicator should always start playback
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|   // in that tab, even if it's in an autoplay-blocked origin.
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|   //
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|   // Also test that that this block-autoplay logic override doesn't survive
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|   // a new document being loaded into the tab; the new document should have
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|   // to satisfy the autoplay requirements on its own.
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|   await SpecialPowers.pushPrefEnv({"set": [
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|     ["media.autoplay.default", SpecialPowers.Ci.nsIAutoplay.BLOCKED],
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|     ["media.autoplay.enabled.user-gestures-needed", true],
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|   ]});
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| 
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|   info("- open new background tab4 -");
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|   let tab4 = BrowserTestUtils.addTab(window.gBrowser, "about:blank");
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|   BrowserTestUtils.loadURI(tab4.linkedBrowser, PAGE);
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|   await BrowserTestUtils.browserLoaded(tab4.linkedBrowser);
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|   info("- should block autoplay for non-visited tab4 -");
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|   await check_audio_suspended(tab4.linkedBrowser, SuspendedType.SUSPENDED_BLOCK);
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|   await check_audio_paused(tab4.linkedBrowser, true);
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|   tab4.linkedBrowser.resumeMedia();
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|   info("- should not block media from tab4 -");
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|   await waitForTabPlayingEvent(tab4, true);
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|   await check_audio_paused(tab4.linkedBrowser, false);
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| 
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|   info("- check that loading a new URI in page clears gesture activation status -");
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|   BrowserTestUtils.loadURI(tab4.linkedBrowser, PAGE);
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|   await BrowserTestUtils.browserLoaded(tab4.linkedBrowser);
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|   info("- should block autoplay again as gesture activation status cleared -");
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|   await check_audio_paused(tab4.linkedBrowser, true);
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| 
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|   info("- remove tabs -");
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|   BrowserTestUtils.removeTab(tab1);
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|   BrowserTestUtils.removeTab(tab2);
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|   BrowserTestUtils.removeTab(tab3);
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|   BrowserTestUtils.removeTab(tab4);
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| });
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