js/src/jit-test/tests/debug/Frame-eval-07.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.

     1 // test frame.eval in non-top frames
     3 var g = newGlobal();
     4 var N = g.N = 12; // must be even
     5 assertEq(N % 2, 0);
     6 var dbg = new Debugger(g);
     7 var hits = 0;
     8 dbg.onDebuggerStatement = function (frame) {
     9     var n = frame.eval("n").return;
    10     if (n === 0) {
    11         for (var i = 0; i <= N; i++) {
    12             assertEq(frame.type, 'call');
    13             assertEq(frame.callee.name, i % 2 === 0 ? 'even' : 'odd');
    14             assertEq(frame.eval("n").return, i);
    15             frame = frame.older;
    16         }
    17         assertEq(frame.type, 'call');
    18         assertEq(frame.callee.name, undefined);
    19         frame = frame.older;
    20         assertEq(frame.type, 'eval');
    21         hits++;
    22     }
    23 };
    25 var result = g.eval("(" + function () {
    26         function odd(n) { return n > 0 && !even(n - 1); }
    27         function even(n) { debugger; return n == 0 || !odd(n - 1); }
    28         return even(N);
    29     } + ")();");
    30 assertEq(result, true);
    31 assertEq(hits, 1);

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