tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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Frame-onStep-03.js (583B)

      1 // Setting onStep does not affect later calls to the same function.
      2 // (onStep is per-frame, not per-function.)
      3 
      4 var g = newGlobal({newCompartment: true});
      5 g.a = 1;
      6 g.eval("function f(a) {\n" +
      7       "    var x = 2 * a;\n" +
      8       "    return x * x;\n" +
      9       "}\n");
     10 
     11 var dbg = Debugger(g);
     12 var log = '';
     13 dbg.onEnterFrame = function (frame) {
     14    log += '+';
     15    frame.onStep = function () {
     16        if (log.charAt(log.length - 1) != 's')
     17            log += 's';
     18    };
     19 };
     20 
     21 g.f(1);
     22 log += '|';
     23 g.f(2);
     24 log += '|';
     25 dbg.onEnterFrame = undefined;
     26 g.f(3);
     27 
     28 assertEq(log, '+s|+s|');