mozilla-central/devtools/client/netmonitor/test/browser_net_save_response_as.js (file symbol)

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Test Info: Warnings

/* Any copyright is dedicated to the Public Domain.
"use strict";
var MockFilePicker = SpecialPowers.MockFilePicker;
MockFilePicker.init(window.browsingContext);
/**
* Tests if saving a response to a file works..
*/
add_task(async function () {
const { tab, monitor } = await initNetMonitor(
CONTENT_TYPE_WITHOUT_CACHE_URL,
{ requestCount: 1 }
);
info("Starting test... ");
const { document } = monitor.panelWin;
// Execute requests.
await performRequests(monitor, tab, CONTENT_TYPE_WITHOUT_CACHE_REQUESTS);
// Create the folder the gzip file will be saved into
const destDir = createTemporarySaveDirectory();
let destFile;
MockFilePicker.displayDirectory = destDir;
const saveDialogClosedPromise = new Promise(resolve => {
MockFilePicker.showCallback = function (fp) {
info("MockFilePicker showCallback");
const fileName = fp.defaultString;
destFile = destDir.clone();
destFile.append(fileName);
MockFilePicker.setFiles([destFile]);
resolve(destFile.path);
};
});
registerCleanupFunction(function () {
MockFilePicker.cleanup();
destDir.remove(true);
});
// Select gzip request.
info("Open the context menu");
EventUtils.sendMouseEvent(
{ type: "mousedown" },
document.querySelectorAll(".request-list-item")[6]
);
EventUtils.sendMouseEvent(
{ type: "contextmenu" },
document.querySelectorAll(".request-list-item")[6]
);
info("Open the save dialog");
await selectContextMenuItem(monitor, "request-list-context-save-response-as");
info("Wait for the save dialog to close");
const savedPath = await saveDialogClosedPromise;
const expectedFile = destDir.clone();
expectedFile.append("sjs_content-type-test-server.sjs");
is(savedPath, expectedFile.path, "Response was saved to correct path");
info("Wait for the downloaded file to be fully saved to disk: " + savedPath);
await TestUtils.waitForCondition(async () => {
if (!(await IOUtils.exists(savedPath))) {
return false;
}
const { size } = await IOUtils.stat(savedPath);
return size > 0;
});
const buffer = await IOUtils.read(savedPath);
const savedFileContent = new TextDecoder().decode(buffer);
// (the "gzip" case)
is(
savedFileContent,
new Array(1000).join("Hello gzip!"),
"Saved response has the correct text"
);
await teardown(monitor);
});
function createTemporarySaveDirectory() {
const saveDir = Services.dirsvc.get("TmpD", Ci.nsIFile);
saveDir.append("testsavedir");
if (!saveDir.exists()) {
saveDir.create(Ci.nsIFile.DIRECTORY_TYPE, 0o755);
}
return saveDir;
}