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js/src/jit-test/tests/arguments/defaults-strict-mode.js@ac0c01689b40 (annotated)

js/src/jit-test/tests/arguments/defaults-strict-mode.js

Thu, 15 Jan 2015 15:59:08 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 15 Jan 2015 15:59:08 +0100

branch

TOR_BUG_9701

changeset 10

ac0c01689b40

permissions

-rw-r--r--

Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

michael@0	1	load(libdir + "asserts.js");
michael@0	2
michael@0	3	function f1(f=(function () { return typeof this !== "object"; })) { "use strict"; return f; }
michael@0	4	assertEq(f1()(), true);
michael@0	5	function f2(f=(function () { "use strict"; return (function () { return typeof this !== "object"; }) })) { assertEq(typeof this, "object"); return f; }
michael@0	6	assertEq(f2()()(), true);
michael@0	7	function f3(f=(function () { return (function () { return typeof this !== "object"; }) })) { "use strict"; return f; }
michael@0	8	assertEq(f3()()(), true);
michael@0	9	// These should be okay.
michael@0	10	function f4(f=(function () { with (Object) {} }), g=(function () { "use strict"; })) {}
michael@0	11	function f5(g=(function () { "use strict"; }), f=(function () { with (Object) {} })) {}
michael@0	12	function f6(f=(function () { return (x for (y in (function g() {}))); })) {}
michael@0	13
michael@0	14	assertThrowsInstanceOf(function () {
michael@0	15	eval("function f(a=delete x) { 'use strict'; }");
michael@0	16	}, SyntaxError);
michael@0	17	assertThrowsInstanceOf(function () {
michael@0	18	Math.sin(4);
michael@0	19	eval("function f(a='\\251') { 'use strict'; }");
michael@0	20	}, SyntaxError);
michael@0	21	assertThrowsInstanceOf(function () {
michael@0	22	eval("function f(a='\\251', b=delete x) { 'use strict'; }");
michael@0	23	}, SyntaxError);
michael@0	24	assertThrowsInstanceOf(function () {
michael@0	25	eval("function f(a=delete x, b='\\251') { 'use strict'; }");
michael@0	26	}, SyntaxError);
michael@0	27	assertThrowsInstanceOf(function () {
michael@0	28	eval("function f(a=(function () { '\\251'; })) { 'use strict'; }");
michael@0	29	}, SyntaxError);
michael@0	30	assertThrowsInstanceOf(function () {
michael@0	31	eval("function f(a=(function () { with (Object) {} })) { 'use strict'; }");
michael@0	32	}, SyntaxError);
michael@0	33	assertThrowsInstanceOf(function () {
michael@0	34	eval("function f(a=(function (b, b) {})) { 'use strict'; }");
michael@0	35	}, SyntaxError);