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toolkit/components/thumbnails/test/browser_thumbnails_storage_migrate3.js@b8a032363ba2 (annotated)

toolkit/components/thumbnails/test/browser_thumbnails_storage_migrate3.js

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1	/* Any copyright is dedicated to the Public Domain.
michael@0	2	http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0	3
michael@0	4	const URL = "http://mochi.test:8888/migration3";
michael@0	5	const URL2 = URL + "#2";
michael@0	6	const URL3 = URL + "#3";
michael@0	7	const THUMBNAIL_DIRECTORY = "thumbnails";
michael@0	8	const PREF_STORAGE_VERSION = "browser.pagethumbnails.storage_version";
michael@0	9
michael@0	10	let tmp = {};
michael@0	11	Cc["@mozilla.org/moz/jssubscript-loader;1"]
michael@0	12	.getService(Ci.mozIJSSubScriptLoader)
michael@0	13	.loadSubScript("resource://gre/modules/PageThumbs.jsm", tmp);
michael@0	14	let {PageThumbsStorageMigrator} = tmp;
michael@0	15
michael@0	16	XPCOMUtils.defineLazyServiceGetter(this, "gDirSvc",
michael@0	17	"@mozilla.org/file/directory_service;1", "nsIProperties");
michael@0	18
michael@0	19	/**
michael@0	20	* This test makes sure we correctly migrate to thumbnail storage version 3.
michael@0	21	* This means copying existing thumbnails from the roaming to the local profile
michael@0	22	* directory and should just apply to Linux.
michael@0	23	*/
michael@0	24	function runTests() {
michael@0	25	let dirSvc = Cc["@mozilla.org/file/directory_service;1"]
michael@0	26	.getService(Ci.nsIProperties);
michael@0	27
michael@0	28	// Prepare a local profile directory.
michael@0	29	let localProfile = FileUtils.getDir("ProfD", ["local-test"], true);
michael@0	30	changeLocation("ProfLD", localProfile);
michael@0	31
michael@0	32	let local = FileUtils.getDir("ProfLD", [THUMBNAIL_DIRECTORY], true);
michael@0	33	let roaming = FileUtils.getDir("ProfD", [THUMBNAIL_DIRECTORY], true);
michael@0	34
michael@0	35	// Set up some data in the roaming profile.
michael@0	36	let name = PageThumbsStorage.getLeafNameForURL(URL);
michael@0	37	let file = FileUtils.getFile("ProfD", [THUMBNAIL_DIRECTORY, name]);
michael@0	38	writeDummyFile(file);
michael@0	39
michael@0	40	name = PageThumbsStorage.getLeafNameForURL(URL2);
michael@0	41	file = FileUtils.getFile("ProfD", [THUMBNAIL_DIRECTORY, name]);
michael@0	42	writeDummyFile(file);
michael@0	43
michael@0	44	name = PageThumbsStorage.getLeafNameForURL(URL3);
michael@0	45	file = FileUtils.getFile("ProfD", [THUMBNAIL_DIRECTORY, name]);
michael@0	46	writeDummyFile(file);
michael@0	47
michael@0	48	// Pretend to have one of the thumbnails
michael@0	49	// already in place at the new storage site.
michael@0	50	name = PageThumbsStorage.getLeafNameForURL(URL3);
michael@0	51	file = FileUtils.getFile("ProfLD", [THUMBNAIL_DIRECTORY, name]);
michael@0	52	writeDummyFile(file, "no-overwrite-plz");
michael@0	53
michael@0	54	// Kick off thumbnail storage migration.
michael@0	55	PageThumbsStorageMigrator.migrateToVersion3(localProfile.path);
michael@0	56	ok(true, "migration finished");
michael@0	57
michael@0	58	// Wait until the first thumbnail was moved to its new location.
michael@0	59	yield whenFileExists(URL);
michael@0	60	ok(true, "first thumbnail moved");
michael@0	61
michael@0	62	// Wait for the second thumbnail to be moved as well.
michael@0	63	yield whenFileExists(URL2);
michael@0	64	ok(true, "second thumbnail moved");
michael@0	65
michael@0	66	yield whenFileRemoved(roaming);
michael@0	67	ok(true, "roaming thumbnail directory removed");
michael@0	68
michael@0	69	// Check that our existing thumbnail wasn't overwritten.
michael@0	70	is(getFileContents(file), "no-overwrite-plz",
michael@0	71	"existing thumbnail was not overwritten");
michael@0	72
michael@0	73	// Sanity check: ensure that, until it is removed, deprecated
michael@0	74	// function |getFileForURL| points to the same path as
michael@0	75	// |getFilePathForURL|.
michael@0	76	if ("getFileForURL" in PageThumbsStorage) {
michael@0	77	let file = PageThumbsStorage.getFileForURL(URL);
michael@0	78	is(file.path, PageThumbsStorage.getFilePathForURL(URL),
michael@0	79	"Deprecated getFileForURL and getFilePathForURL return the same path");
michael@0	80	}
michael@0	81	}
michael@0	82
michael@0	83	function changeLocation(aLocation, aNewDir) {
michael@0	84	let oldDir = gDirSvc.get(aLocation, Ci.nsILocalFile);
michael@0	85	gDirSvc.undefine(aLocation);
michael@0	86	gDirSvc.set(aLocation, aNewDir);
michael@0	87
michael@0	88	registerCleanupFunction(function () {
michael@0	89	gDirSvc.undefine(aLocation);
michael@0	90	gDirSvc.set(aLocation, oldDir);
michael@0	91	});
michael@0	92	}
michael@0	93
michael@0	94	function writeDummyFile(aFile, aContents) {
michael@0	95	let fos = FileUtils.openSafeFileOutputStream(aFile);
michael@0	96	let data = aContents || "dummy";
michael@0	97	fos.write(data, data.length);
michael@0	98	FileUtils.closeSafeFileOutputStream(fos);
michael@0	99	}
michael@0	100
michael@0	101	function getFileContents(aFile) {
michael@0	102	let istream = Cc["@mozilla.org/network/file-input-stream;1"]
michael@0	103	.createInstance(Ci.nsIFileInputStream);
michael@0	104	istream.init(aFile, FileUtils.MODE_RDONLY, FileUtils.PERMS_FILE, 0);
michael@0	105	return NetUtil.readInputStreamToString(istream, istream.available());
michael@0	106	}