Wed, 31 Dec 2014 06:09:35 +0100
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
michael@0 | 1 | // Test the scope chain walk. |
michael@0 | 2 | function test1() { |
michael@0 | 3 | var x = 0; |
michael@0 | 4 | function f1(addprop) { |
michael@0 | 5 | function f2() { |
michael@0 | 6 | eval(""); |
michael@0 | 7 | function f3() { |
michael@0 | 8 | eval(""); |
michael@0 | 9 | function f4() { |
michael@0 | 10 | for (var i=0; i<100; i++) { |
michael@0 | 11 | x = x + i; |
michael@0 | 12 | } |
michael@0 | 13 | } |
michael@0 | 14 | return f4; |
michael@0 | 15 | } |
michael@0 | 16 | return f3(); |
michael@0 | 17 | } |
michael@0 | 18 | var g = f2(); |
michael@0 | 19 | g(); |
michael@0 | 20 | if (addprop) |
michael@0 | 21 | eval("var a1 = 3; var x = 33;"); |
michael@0 | 22 | g(); |
michael@0 | 23 | if (addprop) |
michael@0 | 24 | assertEq(x, 4983); |
michael@0 | 25 | return f2(); |
michael@0 | 26 | } |
michael@0 | 27 | |
michael@0 | 28 | var g = f1(true); |
michael@0 | 29 | g(); |
michael@0 | 30 | g = f1(false); |
michael@0 | 31 | eval("var y = 2020; var z = y + 3;"); |
michael@0 | 32 | g(); |
michael@0 | 33 | return x; |
michael@0 | 34 | } |
michael@0 | 35 | assertEq(test1(), 19800); |
michael@0 | 36 | |
michael@0 | 37 | // Test with non-cacheable objects on the scope chain. |
michael@0 | 38 | function test2(o) { |
michael@0 | 39 | var x = 0; |
michael@0 | 40 | with ({}) { |
michael@0 | 41 | with (o) { |
michael@0 | 42 | var f = function() { |
michael@0 | 43 | for (var i=0; i<100; i++) { |
michael@0 | 44 | x++; |
michael@0 | 45 | } |
michael@0 | 46 | }; |
michael@0 | 47 | } |
michael@0 | 48 | } |
michael@0 | 49 | f(); |
michael@0 | 50 | assertEq(o.x, 110); |
michael@0 | 51 | assertEq(x, 0); |
michael@0 | 52 | } |
michael@0 | 53 | test2({x: 10}); |