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toolkit/devtools/server/tests/unit/test_trace_actor-07.js@6474c204b198 (annotated)

toolkit/devtools/server/tests/unit/test_trace_actor-07.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	* Tests that the exit frame packets get the correct `why` value.
michael@0	6	*/
michael@0	7
michael@0	8	var gDebuggee;
michael@0	9	var gClient;
michael@0	10	var gTraceClient;
michael@0	11
michael@0	12	function run_test()
michael@0	13	{
michael@0	14	initTestTracerServer();
michael@0	15	gDebuggee = addTestGlobal("test-tracer-actor");
michael@0	16	gClient = new DebuggerClient(DebuggerServer.connectPipe());
michael@0	17	gClient.connect(function() {
michael@0	18	attachTestTab(gClient, "test-tracer-actor", function(aResponse, aTabClient) {
michael@0	19	gClient.attachTracer(aResponse.traceActor, function(aResponse, aTraceClient) {
michael@0	20	gTraceClient = aTraceClient;
michael@0	21	test_exit_frame_whys();
michael@0	22	});
michael@0	23	});
michael@0	24	});
michael@0	25	do_test_pending();
michael@0	26	}
michael@0	27
michael@0	28	function test_exit_frame_whys()
michael@0	29	{
michael@0	30	gClient.addListener("traces", (aEvent, { traces }) => {
michael@0	31	for (let t of traces) {
michael@0	32	if (t.type == "exitedFrame") {
michael@0	33	check_trace(t);
michael@0	34	}
michael@0	35	}
michael@0	36	});
michael@0	37
michael@0	38	start_trace()
michael@0	39	.then(eval_code)
michael@0	40	.then(stop_trace)
michael@0	41	.then(function() {
michael@0	42	finishClient(gClient);
michael@0	43	}).then(null, error => {
michael@0	44	do_check_true(false, "Should not get an error, got: " + error);
michael@0	45	});
michael@0	46	}
michael@0	47
michael@0	48	function start_trace()
michael@0	49	{
michael@0	50	let deferred = promise.defer();
michael@0	51	gTraceClient.startTrace(["name"], null, function() { deferred.resolve(); });
michael@0	52	return deferred.promise;
michael@0	53	}
michael@0	54
michael@0	55	function eval_code()
michael@0	56	{
michael@0	57	gDebuggee.eval("(" + function() {
michael@0	58	function thrower() {
michael@0	59	throw new Error();
michael@0	60	}
michael@0	61
michael@0	62	function* yielder() {
michael@0	63	yield 1;
michael@0	64	}
michael@0	65
michael@0	66	function returner() {
michael@0	67	return 1;
michael@0	68	}
michael@0	69
michael@0	70	try {
michael@0	71	thrower();
michael@0	72	} catch(e) {}
michael@0	73
michael@0	74	// XXX bug 923729: Can't test yielding yet.
michael@0	75	// for (let x of yielder()) {
michael@0	76	// break;
michael@0	77	// }
michael@0	78
michael@0	79	returner();
michael@0	80	} + ")()");
michael@0	81	}
michael@0	82
michael@0	83	function stop_trace()
michael@0	84	{
michael@0	85	let deferred = promise.defer();
michael@0	86	gTraceClient.stopTrace(null, function() { deferred.resolve(); });
michael@0	87	return deferred.promise;
michael@0	88	}
michael@0	89
michael@0	90	function check_trace(aEvent, { sequence, why })
michael@0	91	{
michael@0	92	switch(sequence) {
michael@0	93	case 3:
michael@0	94	do_check_eq(why, "throw");
michael@0	95	break;
michael@0	96	case 5:
michael@0	97	do_check_eq(why, "return");
michael@0	98	break;
michael@0	99	}
michael@0	100	}