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