forked from mirrors/gecko-dev
533d203499
Setting the event listener on the window will sometimes make us not get a load event. Depends on D99799 Differential Revision: https://phabricator.services.mozilla.com/D99800
69 lines
1.7 KiB
JavaScript
69 lines
1.7 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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"use strict";
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const URL = "data:text/html;charset=utf-8,<iframe id='test-iframe'></iframe>";
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async function contentTaskNoOverride() {
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let docshell = docShell;
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is(
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docshell.browsingContext.customPlatform,
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"",
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"There should initially be no customPlatform"
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);
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}
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async function contentTaskOverride() {
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let docshell = docShell;
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is(
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docshell.browsingContext.customPlatform,
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"foo",
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"The platform should be changed to foo"
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);
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is(
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content.navigator.platform,
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"foo",
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"The platform should be changed to foo"
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);
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let frameWin = content.document.querySelector("#test-iframe").contentWindow;
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is(
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frameWin.navigator.platform,
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"foo",
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"The platform should be passed on to frames."
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);
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let newFrame = content.document.createElement("iframe");
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content.document.body.appendChild(newFrame);
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let newFrameWin = newFrame.contentWindow;
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is(
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newFrameWin.navigator.platform,
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"foo",
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"Newly created frames should use the new platform"
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);
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newFrameWin.location.reload();
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await ContentTaskUtils.waitForEvent(newFrame, "load");
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is(
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newFrameWin.navigator.platform,
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"foo",
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"New platform should persist across reloads"
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);
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}
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add_task(async function() {
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await BrowserTestUtils.withNewTab({ gBrowser, url: URL }, async function(
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browser
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) {
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await SpecialPowers.spawn(browser, [], contentTaskNoOverride);
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let browsingContext = BrowserTestUtils.getBrowsingContextFrom(browser);
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browsingContext.customPlatform = "foo";
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await SpecialPowers.spawn(browser, [], contentTaskOverride);
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});
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});
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