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Diffstat (limited to '')
-rw-r--r-- | toolkit/content/tests/browser/browser_delay_autoplay_playMediaInMuteTab.js | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/toolkit/content/tests/browser/browser_delay_autoplay_playMediaInMuteTab.js b/toolkit/content/tests/browser/browser_delay_autoplay_playMediaInMuteTab.js new file mode 100644 index 0000000000..c333021697 --- /dev/null +++ b/toolkit/content/tests/browser/browser_delay_autoplay_playMediaInMuteTab.js @@ -0,0 +1,97 @@ +const PAGE = + "https://example.com/browser/toolkit/content/tests/browser/file_nonAutoplayAudio.html"; + +function wait_for_event(browser, event) { + return BrowserTestUtils.waitForEvent(browser, event, false, event => { + is( + event.originalTarget, + browser, + "Event must be dispatched to correct browser." + ); + return true; + }); +} + +function check_audio_volume_and_mute(expectedMute) { + var audio = content.document.getElementById("testAudio"); + if (!audio) { + ok(false, "Can't get the audio element!"); + } + + let expectedVolume = expectedMute ? 0.0 : 1.0; + is(expectedVolume, audio.computedVolume, "Audio's volume is correct!"); + is(expectedMute, audio.computedMuted, "Audio's mute state is correct!"); +} + +function check_audio_pause_state(expectedPauseState) { + var audio = content.document.getElementById("testAudio"); + if (!audio) { + ok(false, "Can't get the audio element!"); + } + + is(audio.paused, expectedPauseState, "Audio is paused."); +} + +function play_audio() { + var audio = content.document.getElementById("testAudio"); + if (!audio) { + ok(false, "Can't get the audio element!"); + } + + audio.play(); + ok(audio.paused, "Can't play audio, because the tab was still blocked."); +} + +add_task(async function setup_test_preference() { + await SpecialPowers.pushPrefEnv({ + set: [ + ["media.useAudioChannelService.testing", true], + ["media.block-autoplay-until-in-foreground", true], + ], + }); +}); + +add_task(async function unblock_icon_should_disapear_after_resume_tab() { + info("- open new background tab -"); + let tab = BrowserTestUtils.addTab(window.gBrowser, PAGE); + await BrowserTestUtils.browserLoaded(tab.linkedBrowser); + + info("- audio doesn't be started in beginning -"); + await SpecialPowers.spawn(tab.linkedBrowser, [true], check_audio_pause_state); + + info("- audio shouldn't be muted -"); + await SpecialPowers.spawn( + tab.linkedBrowser, + [false], + check_audio_volume_and_mute + ); + + info("- tab shouldn't display unblocking icon -"); + await waitForTabBlockEvent(tab, false); + + info("- mute tab -"); + tab.linkedBrowser.mute(); + ok(tab.linkedBrowser.audioMuted, "Audio should be muted now"); + + info("- try to start audio in background tab -"); + await SpecialPowers.spawn(tab.linkedBrowser, [], play_audio); + + info("- tab should display unblocking icon -"); + await waitForTabBlockEvent(tab, true); + + info("- select tab as foreground tab -"); + await BrowserTestUtils.switchTab(window.gBrowser, tab); + + info("- audio shoule be muted, but not be blocked -"); + await SpecialPowers.spawn( + tab.linkedBrowser, + [true], + check_audio_volume_and_mute + ); + + info("- tab should not display unblocking icon -"); + await waitForTabBlockEvent(tab, false); + + info("- remove tab -"); + BrowserTestUtils.removeTab(tab); +}); |