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js/src/jit-test/tests/debug/Script-sourceStart-03.js@6474c204b198 (annotated)

js/src/jit-test/tests/debug/Script-sourceStart-03.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	/*
michael@0	2	* For arrow functions, Script.prototype.sourceStart and
michael@0	3	* Script.prototype.sourceLength should comprise the entire function expression
michael@0	4	* (including arguments)
michael@0	5	*/
michael@0	6	let g = newGlobal();
michael@0	7	let dbg = new Debugger(g);
michael@0	8
michael@0	9	function test(string, ranges) {
michael@0	10	var index = 0;
michael@0	11	dbg.onNewScript = function (script) {
michael@0	12	function traverse(script) {
michael@0	13	script.getChildScripts().forEach(function (script) {
michael@0	14	assertEq(script.sourceStart, ranges[index][0]);
michael@0	15	assertEq(script.sourceLength, ranges[index][1]);
michael@0	16	++index;
michael@0	17	traverse(script);
michael@0	18	});
michael@0	19	}
michael@0	20	traverse(script);
michael@0	21	};
michael@0	22
michael@0	23	g.eval(string);
michael@0	24
michael@0	25	/*
michael@0	26	* In some configurations certain child scripts are listed twice, so we
michael@0	27	* cannot rely on index always having the exact same value
michael@0	28	*/
michael@0	29	assertEq(0 < index && index <= ranges.length, true);
michael@0	30	};
michael@0	31
michael@0	32	test("() => {}", [[0, 8]]);
michael@0	33	test("(x, y) => { x * y }", [[0, 19]]);
michael@0	34	test("x => x * x", [[0, 10]]);
michael@0	35	test("x => x => x * x", [[0, 15], [5, 10], [5, 10]]);