db81a5fd88
This expands the current `requestFullscreen()` mochitest to check the result of exiting fullscreen using the ESC key, since it follows a separate code path from `document.exitFullscreen()`. Depends on D90928 Differential Revision: https://phabricator.services.mozilla.com/D90940
94 lines
2.7 KiB
JavaScript
94 lines
2.7 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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/**
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* test helper JSWindowActors used by the browser_fullscreen_api_fission.js test.
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*/
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var EXPORTED_SYMBOLS = ["FullscreenFrameChild"];
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class FullscreenFrameChild extends JSWindowActorChild {
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actorCreated() {
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this.fullscreen_events = [];
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}
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changed() {
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return new Promise(resolve => {
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this.contentWindow.document.addEventListener(
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"fullscreenchange",
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() => resolve(),
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{
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once: true,
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}
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);
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});
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}
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receiveMessage(msg) {
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switch (msg.name) {
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case "WaitForChange":
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return this.changed();
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case "ExitFullscreen":
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return this.contentWindow.document.exitFullscreen();
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case "RequestFullscreen":
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let finished_fullscreen = this.changed();
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this.docShell.isActive = true;
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this.contentWindow.document.getElementById("request").click();
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return finished_fullscreen;
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case "CreateChild":
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let child = msg.data;
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let iframe = this.contentWindow.document.createElement("iframe");
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iframe.allow = child.allow_fullscreen ? "fullscreen" : "";
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iframe.name = child.name;
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let loaded = new Promise(resolve => {
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iframe.addEventListener(
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"load",
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() => resolve(iframe.browsingContext),
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{ once: true }
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);
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});
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iframe.src = child.url;
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this.contentWindow.document.body.appendChild(iframe);
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return loaded;
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case "GetEvents":
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return Promise.resolve(this.fullscreen_events);
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case "ClearEvents":
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this.fullscreen_events = [];
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return Promise.resolve();
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case "GetFullscreenElement":
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let document = this.contentWindow.document;
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let child_iframe = this.contentWindow.document.getElementsByTagName(
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"iframe"
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)
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? this.contentWindow.document.getElementsByTagName("iframe")[0]
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: null;
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switch (document.fullscreenElement) {
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case null:
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return Promise.resolve("null");
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case document:
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return Promise.resolve("document");
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case document.body:
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return Promise.resolve("body");
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case child_iframe:
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return Promise.resolve("child_iframe");
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default:
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return Promise.resolve("other");
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}
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}
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return Promise.reject("Unexpected Message");
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}
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async handleEvent(event) {
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switch (event.type) {
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case "fullscreenchange":
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this.fullscreen_events.push(true);
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break;
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case "fullscreenerror":
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this.fullscreen_events.push(false);
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break;
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}
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}
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}
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