forked from mirrors/gecko-dev
104 lines
3.1 KiB
JavaScript
104 lines
3.1 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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const VIDEO_URL =
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"http://mochi.test:8888/browser/browser/base/content/test/general/web_video.html";
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/**
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* mockTransfer.js provides a utility that lets us mock out
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* the "Save File" dialog.
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*/
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/* import-globals-from ../../../../../toolkit/content/tests/browser/common/mockTransfer.js */
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Services.scriptloader.loadSubScript(
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"chrome://mochitests/content/browser/toolkit/content/tests/browser/common/mockTransfer.js",
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this
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);
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/**
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* Creates and returns an nsIFile for a new temporary save
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* directory.
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*
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* @return nsIFile
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*/
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function createTemporarySaveDirectory() {
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let saveDir = Services.dirsvc.get("TmpD", Ci.nsIFile);
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saveDir.append("testsavedir");
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if (!saveDir.exists()) {
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saveDir.create(Ci.nsIFile.DIRECTORY_TYPE, 0o755);
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}
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return saveDir;
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}
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/**
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* MockTransfer exposes a "mockTransferCallback" global which
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* allows us to define a callback to be called once the mock file
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* selector has selected where to save the file.
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*/
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function waitForTransferComplete() {
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return new Promise(resolve => {
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mockTransferCallback = () => {
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ok(true, "Transfer completed");
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mockTransferCallback = () => {};
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resolve();
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};
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});
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}
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/**
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* Loads a page with a <video> element, right-clicks it and chooses
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* to save a frame screenshot to the disk. Completes once we've
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* verified that the frame has been saved to disk.
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*/
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add_task(async function() {
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let MockFilePicker = SpecialPowers.MockFilePicker;
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MockFilePicker.init(window);
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// Create the folder the video will be saved into.
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let destDir = createTemporarySaveDirectory();
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let destFile = destDir.clone();
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MockFilePicker.displayDirectory = destDir;
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MockFilePicker.showCallback = function(fp) {
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destFile.append(fp.defaultString);
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MockFilePicker.setFiles([destFile]);
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MockFilePicker.filterIndex = 1; // kSaveAsType_URL
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};
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mockTransferRegisterer.register();
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// Make sure that we clean these things up when we're done.
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registerCleanupFunction(function() {
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mockTransferRegisterer.unregister();
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MockFilePicker.cleanup();
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destDir.remove(true);
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});
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let tab = BrowserTestUtils.addTab(gBrowser);
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gBrowser.selectedTab = tab;
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let browser = tab.linkedBrowser;
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info("Loading video tab");
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await promiseTabLoadEvent(tab, VIDEO_URL);
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info("Video tab loaded.");
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let context = document.getElementById("contentAreaContextMenu");
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let popupPromise = promisePopupShown(context);
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info("Synthesizing right-click on video element");
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await BrowserTestUtils.synthesizeMouseAtCenter(
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"#video1",
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{ type: "contextmenu", button: 2 },
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browser
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);
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info("Waiting for popup to fire popupshown.");
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await popupPromise;
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info("Popup fired popupshown");
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let saveSnapshotCommand = document.getElementById("context-video-saveimage");
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let promiseTransfer = waitForTransferComplete();
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info("Firing save snapshot command");
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saveSnapshotCommand.doCommand();
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context.hidePopup();
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info("Waiting for transfer completion");
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await promiseTransfer;
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info("Transfer complete");
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gBrowser.removeTab(tab);
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});
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