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js/src/jit-test/tests/debug/Frame-onPop-15.js@6474c204b198 (annotated)

js/src/jit-test/tests/debug/Frame-onPop-15.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	// Each resumption of a generator gets a fresh frame, whose onPop handler
michael@0	2	// fires the next time the generator yields.
michael@0	3	// This is not the behavior the spec requests, but it's what we do for the
michael@0	4	// moment, and it's good to check that at least we don't crash.
michael@0	5	var g = newGlobal();
michael@0	6	var dbg = new Debugger(g);
michael@0	7	var log;
michael@0	8
michael@0	9	var debuggerFrames = [];
michael@0	10	var poppedFrames = [];
michael@0	11	dbg.onDebuggerStatement = function handleDebugger(frame) {
michael@0	12	log += 'd';
michael@0	13	assertEq(frame.type, "call");
michael@0	14
michael@0	15	assertEq(debuggerFrames.indexOf(frame), -1);
michael@0	16	assertEq(poppedFrames.indexOf(frame), -1);
michael@0	17	debuggerFrames.push(frame);
michael@0	18
michael@0	19	if (frame.eval('i').return % 3 == 0) {
michael@0	20	frame.onPop = function handlePop(c) {
michael@0	21	log += ')' + c.return;
michael@0	22	assertEq(debuggerFrames.indexOf(this) != -1, true);
michael@0	23	assertEq(poppedFrames.indexOf(this), -1);
michael@0	24	poppedFrames.push(this);
michael@0	25	};
michael@0	26	}
michael@0	27	};
michael@0	28
michael@0	29	g.eval("function g() { for (var i = 0; i < 10; i++) { debugger; yield i; } }");
michael@0	30	log ='';
michael@0	31	assertEq(g.eval("var t = 0; for (j in g()) t += j; t;"), 45);
michael@0	32	assertEq(log, "d)0ddd)3ddd)6ddd)9");