gecko-dev/js/xpconnect/tests/unit/test_file2.js

61 строка
1.8 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
Cu.importGlobalProperties(['File']);
add_task(async function() {
// throw if anything goes wrong
// find the current directory path
var file = Cc["@mozilla.org/file/directory_service;1"]
.getService(Ci.nsIProperties)
.get("CurWorkD", Ci.nsIFile);
file.append("xpcshell.ini");
// should be able to construct a file
var f1 = await File.createFromFileName(file.path);
// and with nsIFiles
var f2 = await File.createFromNsIFile(file);
// do some tests
Assert.ok(f1 instanceof File, "Should be a DOM File");
Assert.ok(f2 instanceof File, "Should be a DOM File");
Assert.ok(f1.name == "xpcshell.ini", "Should be the right file");
Assert.ok(f2.name == "xpcshell.ini", "Should be the right file");
Assert.ok(f1.type == "", "Should be the right type");
Assert.ok(f2.type == "", "Should be the right type");
var threw = false;
try {
// Needs a ctor argument
var f7 = File();
} catch (e) {
threw = true;
}
Assert.ok(threw, "No ctor arguments should throw");
var threw = false;
try {
// Needs a valid ctor argument
var f7 = File(Date(132131532));
} catch (e) {
threw = true;
}
Assert.ok(threw, "Passing a random object should fail");
var threw = false
try {
// Directories fail
var dir = Cc["@mozilla.org/file/directory_service;1"]
.getService(Ci.nsIProperties)
.get("CurWorkD", Ci.nsIFile);
var f7 = await File.createFromNsIFile(dir)
} catch (e) {
threw = true;
}
Assert.ok(threw, "Can't create a File object for a directory");
});