tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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Frame-onStep-02.js (616B)

      1 // Setting frame.onStep to undefined turns off single-stepping.
      2 
      3 var g = newGlobal({newCompartment: true});
      4 g.a = 0;
      5 g.eval("function f() {\n" +
      6       "    a++;\n" +
      7       "    a++;\n" +
      8       "    a++;\n" +
      9       "    a++;\n" +
     10       "    return a;\n" +
     11       "}\n");
     12 
     13 var dbg = Debugger(g);
     14 var seen = [0, 0, 0, 0, 0];
     15 dbg.onEnterFrame = function (frame) {
     16    seen[g.a] = 1;
     17    frame.onStep = function () {
     18        seen[g.a] = 1;
     19        if (g.a === 2) {
     20            frame.onStep = undefined;
     21            assertEq(frame.onStep, undefined);
     22        }
     23    };
     24 }
     25 
     26 g.f();
     27 assertEq(seen.join(","), "1,1,1,0,0");