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browser/devtools/debugger/test/browser_dbg_tracing-01.js@6474c204b198 (annotated)

browser/devtools/debugger/test/browser_dbg_tracing-01.js

Wed, 31 Dec 2014 06:09:35 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Wed, 31 Dec 2014 06:09:35 +0100

changeset 0

6474c204b198

permissions

-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

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	/**
michael@0	5	* Test that we get the expected frame enter/exit logs in the tracer view.
michael@0	6	*/
michael@0	7
michael@0	8	const TAB_URL = EXAMPLE_URL + "doc_tracing-01.html";
michael@0	9
michael@0	10	let gTab, gDebuggee, gPanel, gDebugger;
michael@0	11
michael@0	12	function test() {
michael@0	13	SpecialPowers.pushPrefEnv({'set': [["devtools.debugger.tracer", true]]}, () => {
michael@0	14	initDebugger(TAB_URL).then(([aTab, aDebuggee, aPanel]) => {
michael@0	15	gTab = aTab;
michael@0	16	gDebuggee = aDebuggee;
michael@0	17	gPanel = aPanel;
michael@0	18	gDebugger = gPanel.panelWin;
michael@0	19
michael@0	20	waitForSourceShown(gPanel, "code_tracing-01.js")
michael@0	21	.then(() => startTracing(gPanel))
michael@0	22	.then(clickButton)
michael@0	23	.then(() => waitForClientEvents(aPanel, "traces"))
michael@0	24	.then(testTraceLogs)
michael@0	25	.then(() => stopTracing(gPanel))
michael@0	26	.then(() => {
michael@0	27	const deferred = promise.defer();
michael@0	28	SpecialPowers.popPrefEnv(deferred.resolve);
michael@0	29	return deferred.promise;
michael@0	30	})
michael@0	31	.then(() => closeDebuggerAndFinish(gPanel))
michael@0	32	.then(null, aError => {
michael@0	33	ok(false, "Got an error: " + aError.message + "\n" + aError.stack);
michael@0	34	});
michael@0	35	});
michael@0	36	});
michael@0	37	}
michael@0	38
michael@0	39	function clickButton() {
michael@0	40	EventUtils.sendMouseEvent({ type: "click" },
michael@0	41	gDebuggee.document.querySelector("button"),
michael@0	42	gDebuggee);
michael@0	43	}
michael@0	44
michael@0	45	function testTraceLogs() {
michael@0	46	const onclickLogs = filterTraces(gPanel,
michael@0	47	t => t.querySelector(".trace-name[value=onclick]"));
michael@0	48	is(onclickLogs.length, 2, "Should have two logs from 'onclick'");
michael@0	49	ok(onclickLogs[0].querySelector(".trace-call"),
michael@0	50	"The first 'onclick' log should be a call.");
michael@0	51	ok(onclickLogs[1].querySelector(".trace-return"),
michael@0	52	"The second 'onclick' log should be a return.");
michael@0	53	for (let t of onclickLogs) {
michael@0	54	ok(t.querySelector(".trace-item").getAttribute("tooltiptext")
michael@0	55	.contains("doc_tracing-01.html"));
michael@0	56	}
michael@0	57
michael@0	58	const nonOnclickLogs = filterTraces(gPanel,
michael@0	59	t => !t.querySelector(".trace-name[value=onclick]"));
michael@0	60	for (let t of nonOnclickLogs) {
michael@0	61	ok(t.querySelector(".trace-item").getAttribute("tooltiptext")
michael@0	62	.contains("code_tracing-01.js"));
michael@0	63	}
michael@0	64
michael@0	65	const mainLogs = filterTraces(gPanel,
michael@0	66	t => t.querySelector(".trace-name[value=main]"));
michael@0	67	is(mainLogs.length, 2, "Should have an enter and an exit for 'main'");
michael@0	68	ok(mainLogs[0].querySelector(".trace-call"),
michael@0	69	"The first 'main' log should be a call.");
michael@0	70	ok(mainLogs[1].querySelector(".trace-return"),
michael@0	71	"The second 'main' log should be a return.");
michael@0	72
michael@0	73	const factorialLogs = filterTraces(gPanel,
michael@0	74	t => t.querySelector(".trace-name[value=factorial]"));
michael@0	75	is(factorialLogs.length, 10, "Should have 5 enter, and 5 exit frames for 'factorial'");
michael@0	76	ok(factorialLogs.slice(0, 5).every(t => t.querySelector(".trace-call")),
michael@0	77	"The first five 'factorial' logs should be calls.");
michael@0	78	ok(factorialLogs.slice(5).every(t => t.querySelector(".trace-return")),
michael@0	79	"The second five 'factorial' logs should be returns.")
michael@0	80
michael@0	81	// Test that the depth affects padding so that calls are indented properly.
michael@0	82	let lastDepth = -Infinity;
michael@0	83	for (let t of factorialLogs.slice(0, 5)) {
michael@0	84	let depth = parseInt(t.querySelector(".trace-item").style.MozPaddingStart, 10);
michael@0	85	ok(depth > lastDepth, "The depth should be increasing");
michael@0	86	lastDepth = depth;
michael@0	87	}
michael@0	88	lastDepth = Infinity;
michael@0	89	for (let t of factorialLogs.slice(5)) {
michael@0	90	let depth = parseInt(t.querySelector(".trace-item").style.MozPaddingStart, 10);
michael@0	91	ok(depth < lastDepth, "The depth should be decreasing");
michael@0	92	lastDepth = depth;
michael@0	93	}
michael@0	94
michael@0	95	const throwerLogs = filterTraces(gPanel,
michael@0	96	t => t.querySelector(".trace-name[value=thrower]"));
michael@0	97	is(throwerLogs.length, 2, "Should have an enter and an exit for 'thrower'");
michael@0	98	ok(throwerLogs[0].querySelector(".trace-call"),
michael@0	99	"The first 'thrower' log should be a call.");
michael@0	100	ok(throwerLogs[1].querySelector(".trace-throw",
michael@0	101	"The second 'thrower' log should be a throw."));
michael@0	102	}
michael@0	103
michael@0	104	registerCleanupFunction(function() {
michael@0	105	gTab = null;
michael@0	106	gDebuggee = null;
michael@0	107	gPanel = null;
michael@0	108	gDebugger = null;
michael@0	109	});