Bug 1338137 - part3 : add test.
MozReview-Commit-ID: 7lpvIp5IOqV
--- a/toolkit/content/tests/browser/browser.ini
+++ b/toolkit/content/tests/browser/browser.ini
@@ -22,16 +22,20 @@ tags = audiochannel
support-files =
file_silentAudioTrack.html
silentAudioTrack.webm
[browser_block_autoplay_media_pausedAfterPlay.js]
tags = audiochannel
support-files =
file_blockMedia_shouldPlay.html
file_blockMedia_shouldNotPlay.html
+[browser_block_autoplay_playAfterTabVisible.js]
+tags = audiochannel
+support-files =
+ file_nonAutoplayAudio.html
[browser_bug295977_autoscroll_overflow.js]
[browser_bug451286.js]
skip-if = !e10s
[browser_bug594509.js]
[browser_bug982298.js]
[browser_bug1198465.js]
[browser_contentTitle.js]
[browser_crash_previous_frameloader.js]
new file mode 100644
--- /dev/null
+++ b/toolkit/content/tests/browser/browser_block_autoplay_playAfterTabVisible.js
@@ -0,0 +1,84 @@
+const PAGE = "https://example.com/browser/toolkit/content/tests/browser/file_nonAutoplayAudio.html";
+
+var SuspendedType = {
+ NONE_SUSPENDED : 0,
+ SUSPENDED_PAUSE : 1,
+ SUSPENDED_BLOCK : 2,
+ SUSPENDED_PAUSE_DISPOSABLE : 3
+};
+
+function check_audio_suspended(suspendedType) {
+ var audio = content.document.getElementById("testAudio");
+ if (!audio) {
+ ok(false, "Can't get the audio element!");
+ }
+
+ is(audio.computedSuspended, suspendedType,
+ "The suspeded state of audio is correct.");
+}
+
+function check_audio_pause_state(expectPause) {
+ var audio = content.document.getElementById("testAudio");
+ if (!audio) {
+ ok(false, "Can't get the audio element!");
+ }
+
+ is(audio.paused, expectPause,
+ "The pause state of audio is corret.")
+}
+
+function play_audio() {
+ var audio = content.document.getElementById("testAudio");
+ if (!audio) {
+ ok(false, "Can't get the audio element!");
+ }
+
+ audio.play();
+ return new Promise(resolve => {
+ audio.onplay = function() {
+ audio.onplay = null;
+ ok(true, "Audio starts playing.");
+ resolve();
+ }
+ });
+}
+
+add_task(function* setup_test_preference() {
+ yield SpecialPowers.pushPrefEnv({"set": [
+ ["media.useAudioChannelService.testing", true],
+ ["media.block-autoplay-until-in-foreground", true]
+ ]});
+});
+
+
+/**
+ * This test is used for testing the visible tab which was not resumed yet.
+ * If the tab doesn't have any media component, it won't be resumed even it
+ * has already gone to foreground until we start audio.
+ */
+add_task(function* media_should_be_able_to_play_in_visible_tab() {
+ info("- open new background tab, and check tab's media pause state -");
+ let tab = window.gBrowser.addTab("about:blank");
+ tab.linkedBrowser.loadURI(PAGE);
+ yield BrowserTestUtils.browserLoaded(tab.linkedBrowser);
+ yield ContentTask.spawn(tab.linkedBrowser, true,
+ check_audio_pause_state);
+
+ info("- select tab as foreground tab, and tab's media should still be paused -");
+ yield BrowserTestUtils.switchTab(window.gBrowser, tab);
+ yield ContentTask.spawn(tab.linkedBrowser, true,
+ check_audio_pause_state);
+
+ info("- start audio in tab -");
+ yield ContentTask.spawn(tab.linkedBrowser, null,
+ play_audio);
+
+ info("- audio should be playing -");
+ yield ContentTask.spawn(tab.linkedBrowser, false,
+ check_audio_pause_state);
+ yield ContentTask.spawn(tab.linkedBrowser, SuspendedType.NONE_SUSPENDED,
+ check_audio_suspended);
+
+ info("- remove tab -");
+ yield BrowserTestUtils.removeTab(tab);
+});
new file mode 100644
--- /dev/null
+++ b/toolkit/content/tests/browser/file_nonAutoplayAudio.html
@@ -0,0 +1,7 @@
+<!DOCTYPE html>
+<head>
+ <meta content="text/html;charset=utf-8" http-equiv="Content-Type">
+ <meta content="utf-8" http-equiv="encoding">
+</head>
+<body>
+<audio id="testAudio" src="audio.ogg"></audio>
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