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js/src/jit-test/tests/arguments/defaults-evaluation-order.js@6474c204b198 (annotated)

js/src/jit-test/tests/arguments/defaults-evaluation-order.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	function f1(a, bIs, cIs, dIs, b=a, c=d, d=5) {
michael@0	2	assertEq(a, 1);
michael@0	3	assertEq(b, bIs);
michael@0	4	assertEq(c, cIs);
michael@0	5	assertEq(d, dIs);
michael@0	6	}
michael@0	7	f1(1, 1, undefined, 5);
michael@0	8	f1(1, 42, undefined, 5, 42);
michael@0	9	f1(1, 42, 43, 5, 42, 43);
michael@0	10	f1(1, 42, 43, 44, 42, 43, 44);
michael@0	11	function f2(a=[]) { return a; }
michael@0	12	assertEq(f2() !== f2(), true);
michael@0	13	function f3(a=function () {}) { return a; }
michael@0	14	assertEq(f3() !== f3(), true);
michael@0	15	function f4(a=Date) { return a; }
michael@0	16	assertEq(f4(), Date);
michael@0	17	Date = 0;
michael@0	18	assertEq(f4(), 0);
michael@0	19	function f5(x=FAIL()) {}; // don't throw
michael@0	20	var n = 0;
michael@0	21	function f6(a=n++) {}
michael@0	22	assertEq(n, 0);
michael@0	23	function f7([a, b], A=a, B=b) {
michael@0	24	assertEq(A, a);
michael@0	25	assertEq(B, b);
michael@0	26	}
michael@0	27	f7([0, 1]);