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dom/devicestorage/test/devicestorage_common.js@a63d609f5ebe (annotated)

dom/devicestorage/test/devicestorage_common.js

Thu, 15 Jan 2015 15:55:04 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 15 Jan 2015 15:55:04 +0100

branch

TOR_BUG_9701

changeset 9

a63d609f5ebe

permissions

-rw-r--r--

Back out 97036ab72558 which inappropriately compared turds to third parties.

michael@0	1	/**
michael@0	2	* Any copyright is dedicated to the Public Domain.
michael@0	3	* http://creativecommons.org/publicdomain/zero/1.0/
michael@0	4	*/
michael@0	5
michael@0	6	var oldVal = false;
michael@0	7
michael@0	8	Object.defineProperty(Array.prototype, "remove", {
michael@0	9	enumerable: false,
michael@0	10	configurable: false,
michael@0	11	writable: false,
michael@0	12	value: function(from, to) {
michael@0	13	// Array Remove - By John Resig (MIT Licensed)
michael@0	14	var rest = this.slice((to || from) + 1 || this.length);
michael@0	15	this.length = from < 0 ? this.length + from : from;
michael@0	16	return this.push.apply(this, rest);
michael@0	17	}
michael@0	18	});
michael@0	19
michael@0	20	function devicestorage_setup() {
michael@0	21
michael@0	22	// ensure that the directory we are writing into is empty
michael@0	23	try {
michael@0	24	const Cc = SpecialPowers.Cc;
michael@0	25	const Ci = SpecialPowers.Ci;
michael@0	26	var directoryService = Cc["@mozilla.org/file/directory_service;1"].getService(Ci.nsIProperties);
michael@0	27	var f = directoryService.get("TmpD", Ci.nsIFile);
michael@0	28	f.appendRelativePath("device-storage-testing");
michael@0	29	f.remove(true);
michael@0	30	} catch(e) {}
michael@0	31
michael@0	32	SimpleTest.waitForExplicitFinish();
michael@0	33	if (SpecialPowers.isMainProcess()) {
michael@0	34	try {
michael@0	35	oldVal = SpecialPowers.getBoolPref("device.storage.enabled");
michael@0	36	} catch(e) {}
michael@0	37	SpecialPowers.setBoolPref("device.storage.enabled", true);
michael@0	38	SpecialPowers.setBoolPref("device.storage.testing", true);
michael@0	39	SpecialPowers.setBoolPref("device.storage.prompt.testing", true);
michael@0	40	}
michael@0	41	}
michael@0	42
michael@0	43	function devicestorage_cleanup() {
michael@0	44	if (SpecialPowers.isMainProcess()) {
michael@0	45	SpecialPowers.setBoolPref("device.storage.enabled", oldVal);
michael@0	46	SpecialPowers.setBoolPref("device.storage.testing", false);
michael@0	47	SpecialPowers.setBoolPref("device.storage.prompt.testing", false);
michael@0	48	}
michael@0	49	SimpleTest.finish();
michael@0	50	}
michael@0	51
michael@0	52	function getRandomBuffer() {
michael@0	53	var size = 1024;
michael@0	54	var buffer = new ArrayBuffer(size);
michael@0	55	var view = new Uint8Array(buffer);
michael@0	56	for (var i = 0; i < size; i++) {
michael@0	57	view[i] = parseInt(Math.random() * 255);
michael@0	58	}
michael@0	59	return buffer;
michael@0	60	}
michael@0	61
michael@0	62	function createRandomBlob(mime) {
michael@0	63	return blob = new Blob([getRandomBuffer()], {type: mime});
michael@0	64	}
michael@0	65
michael@0	66	function randomFilename(l) {
michael@0	67	var set = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZ";
michael@0	68	var result = "";
michael@0	69	for (var i=0; i<l; i++) {
michael@0	70	var r = Math.floor(set.length * Math.random());
michael@0	71	result += set.substring(r, r + 1);
michael@0	72	}
michael@0	73	return result;
michael@0	74	}
michael@0	75
michael@0	76	function reportErrorAndQuit(e) {
michael@0	77	ok(false, "handleError was called : " + e.target.error.name);
michael@0	78	devicestorage_cleanup();
michael@0	79	}