fune/toolkit/content/tests/browser/browser_mute2.js

26 lines
622 B
JavaScript

const PAGE = "data:text/html,page";
async function test_on_browser(browser) {
ok(!browser.audioMuted, "Audio should not be muted by default");
browser.mute();
ok(browser.audioMuted, "Audio should be muted now");
await BrowserTestUtils.withNewTab({
gBrowser,
url: PAGE,
}, test_on_browser2);
browser.unmute();
ok(!browser.audioMuted, "Audio should be unmuted now");
}
function test_on_browser2(browser) {
ok(!browser.audioMuted, "Audio should not be muted by default");
}
add_task(async function() {
await BrowserTestUtils.withNewTab({
gBrowser,
url: PAGE,
}, test_on_browser);
});