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browser/modules/test/browser_taskbar_preview.js@b8a032363ba2 (annotated)

browser/modules/test/browser_taskbar_preview.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	function test() {
michael@0	2	var isWin7OrHigher = false;
michael@0	3	try {
michael@0	4	let version = Cc["@mozilla.org/system-info;1"]
michael@0	5	.getService(Ci.nsIPropertyBag2)
michael@0	6	.getProperty("version");
michael@0	7	isWin7OrHigher = (parseFloat(version) >= 6.1);
michael@0	8	} catch (ex) { }
michael@0	9
michael@0	10	is(!!Win7Features, isWin7OrHigher, "Win7Features available when it should be");
michael@0	11	if (!isWin7OrHigher)
michael@0	12	return;
michael@0	13
michael@0	14	const ENABLE_PREF_NAME = "browser.taskbar.previews.enable";
michael@0	15
michael@0	16	let temp = {};
michael@0	17	Cu.import("resource:///modules/WindowsPreviewPerTab.jsm", temp);
michael@0	18	let AeroPeek = temp.AeroPeek;
michael@0	19
michael@0	20	waitForExplicitFinish();
michael@0	21
michael@0	22	gPrefService.setBoolPref(ENABLE_PREF_NAME, true);
michael@0	23
michael@0	24	is(1, AeroPeek.windows.length, "Got the expected number of windows");
michael@0	25
michael@0	26	checkPreviews(1, "Browser starts with one preview");
michael@0	27
michael@0	28	gBrowser.addTab();
michael@0	29	gBrowser.addTab();
michael@0	30	gBrowser.addTab();
michael@0	31
michael@0	32	checkPreviews(4, "Correct number of previews after adding");
michael@0	33
michael@0	34	for each (let preview in AeroPeek.previews)
michael@0	35	ok(preview.visible, "Preview is shown as expected");
michael@0	36
michael@0	37	gPrefService.setBoolPref(ENABLE_PREF_NAME, false);
michael@0	38	checkPreviews(4, "Previews are unchanged when disabling");
michael@0	39
michael@0	40	for each (let preview in AeroPeek.previews)
michael@0	41	ok(!preview.visible, "Preview is not shown as expected after disabling");
michael@0	42
michael@0	43	gPrefService.setBoolPref(ENABLE_PREF_NAME, true);
michael@0	44	checkPreviews(4, "Previews are unchanged when re-enabling");
michael@0	45	for each (let preview in AeroPeek.previews)
michael@0	46	ok(preview.visible, "Preview is shown as expected after re-enabling");
michael@0	47
michael@0	48	[1,2,3,4].forEach(function (idx) {
michael@0	49	gBrowser.selectedTab = gBrowser.tabs[idx];
michael@0	50	ok(checkSelectedTab(), "Current tab is correctly selected");
michael@0	51	});
michael@0	52
michael@0	53	let currentSelectedTab = gBrowser.selectedTab;
michael@0	54	for each (let idx in [1,2,3,4]) {
michael@0	55	let preview = getPreviewForTab(gBrowser.tabs[0]);
michael@0	56	let canvas = createThumbnailSurface(preview);
michael@0	57	let ctx = canvas.getContext("2d");
michael@0	58	preview.controller.drawThumbnail(ctx, canvas.width, canvas.height);
michael@0	59	ok(currentSelectedTab.selected, "Drawing thumbnail does not change selection");
michael@0	60	canvas = getCanvas(preview.controller.width, preview.controller.height);
michael@0	61	ctx = canvas.getContext("2d");
michael@0	62	preview.controller.drawPreview(ctx);
michael@0	63	ok(currentSelectedTab.selected, "Drawing preview does not change selection");
michael@0	64	}
michael@0	65
michael@0	66	// Close #4
michael@0	67	getPreviewForTab(gBrowser.selectedTab).controller.onClose();
michael@0	68	checkPreviews(3, "Expected number of previews after closing selected tab via controller");
michael@0	69	ok(gBrowser.tabs.length == 3, "Successfully closed a tab");
michael@0	70
michael@0	71	// Select #1
michael@0	72	ok(getPreviewForTab(gBrowser.tabs[0]).controller.onActivate(), "Activation was accepted");
michael@0	73	ok(gBrowser.tabs[0].selected, "Correct tab was selected");
michael@0	74	checkSelectedTab();
michael@0	75
michael@0	76	// Remove #3 (non active)
michael@0	77	gBrowser.removeTab(gBrowser.tabContainer.lastChild);
michael@0	78	checkPreviews(2, "Expected number of previews after closing unselected via browser");
michael@0	79
michael@0	80	// Remove #1 (active)
michael@0	81	gBrowser.removeTab(gBrowser.tabContainer.firstChild);
michael@0	82	checkPreviews(1, "Expected number of previews after closing selected tab via browser");
michael@0	83
michael@0	84	// Add a new tab
michael@0	85	gBrowser.addTab();
michael@0	86	checkPreviews(2);
michael@0	87	// Check default selection
michael@0	88	checkSelectedTab();
michael@0	89
michael@0	90	// Change selection
michael@0	91	gBrowser.selectedTab = gBrowser.tabs[0];
michael@0	92	checkSelectedTab();
michael@0	93	// Close nonselected tab via controller
michael@0	94	getPreviewForTab(gBrowser.tabs[1]).controller.onClose();
michael@0	95	checkPreviews(1);
michael@0	96
michael@0	97	if (gPrefService.prefHasUserValue(ENABLE_PREF_NAME))
michael@0	98	gPrefService.clearUserPref(ENABLE_PREF_NAME);
michael@0	99
michael@0	100	finish();
michael@0	101
michael@0	102	function checkPreviews(aPreviews, msg) {
michael@0	103	let nPreviews = AeroPeek.previews.length;
michael@0	104	is(aPreviews, gBrowser.tabs.length, "Browser has expected number of tabs");
michael@0	105	is(nPreviews, gBrowser.tabs.length, "Browser has one preview per tab");
michael@0	106	is(nPreviews, aPreviews, msg || "Got expected number of previews");
michael@0	107	}
michael@0	108
michael@0	109	function getPreviewForTab(tab)
michael@0	110	window.gTaskbarTabGroup.previewFromTab(tab);
michael@0	111
michael@0	112	function checkSelectedTab()
michael@0	113	getPreviewForTab(gBrowser.selectedTab).active;
michael@0	114
michael@0	115	function isTabSelected(idx)
michael@0	116	gBrowser.tabs[idx].selected;
michael@0	117
michael@0	118	function createThumbnailSurface(p) {
michael@0	119	let thumbnailWidth = 200,
michael@0	120	thumbnailHeight = 120;
michael@0	121	let ratio = p.controller.thumbnailAspectRatio;
michael@0	122
michael@0	123	if (thumbnailWidth/thumbnailHeight > ratio)
michael@0	124	thumbnailWidth = thumbnailHeight * ratio;
michael@0	125	else
michael@0	126	thumbnailHeight = thumbnailWidth / ratio;
michael@0	127
michael@0	128	return getCanvas(thumbnailWidth, thumbnailHeight);
michael@0	129	}
michael@0	130
michael@0	131	function getCanvas(width, height) {
michael@0	132	let win = window.QueryInterface(Ci.nsIDOMWindow);
michael@0	133	let doc = win.document;
michael@0	134	let canvas = doc.createElementNS("http://www.w3.org/1999/xhtml", "canvas");
michael@0	135	canvas.width = width;
michael@0	136	canvas.height = height;
michael@0	137	return canvas;
michael@0	138	}
michael@0	139	}