The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/jit-test/tests/debug/Frame-onPop-multiple-02.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,36 @@
     1.4 +// One Debugger's onPop handler can remove another Debugger's onPop handler.
     1.5 +var g = newGlobal();
     1.6 +var dbg1 = new Debugger(g);
     1.7 +var dbg2 = new Debugger(g);
     1.8 +
     1.9 +var log;
    1.10 +var frames = [];
    1.11 +var firstPop = true;
    1.12 +
    1.13 +function handleEnter(frame) {
    1.14 +    log += '(';
    1.15 +    frames.push(frame);
    1.16 +    frame.onPop = function handlePop(completion) {
    1.17 +        log += ')';
    1.18 +        assertEq(completion.return, 42);
    1.19 +        if (firstPop) {
    1.20 +            // We can't say which frame's onPop handler will get called first.
    1.21 +            if (this == frames[0])
    1.22 +                frames[1].onPop = undefined;
    1.23 +            else
    1.24 +                frames[0].onPop = undefined;
    1.25 +            gc();
    1.26 +        } else {
    1.27 +            assertEq("second pop handler was called",
    1.28 +                     "second pop handler should not be called");
    1.29 +        }
    1.30 +        firstPop = false;
    1.31 +    };
    1.32 +};
    1.33 +
    1.34 +dbg1.onEnterFrame = handleEnter;
    1.35 +dbg2.onEnterFrame = handleEnter;
    1.36 +
    1.37 +log = '';
    1.38 +assertEq(g.eval('40 + 2'), 42);
    1.39 +assertEq(log, '(()');