The Tor Browser / file revision

 // Basic newScript hook tests.

 var g = newGlobal();

 var dbg = Debugger(g);

 var seen = WeakMap();

 var hits = 0;

 dbg.onNewScript = function (s) {

     // Exceptions thrown from onNewScript are swept under the rug, but they

     // will at least prevent hits from being the expected number.

     assertEq(s instanceof Debugger.Script, true);

     assertEq(!seen.has(s), true);

     seen.set(s, true);

     hits++;

 };

 dbg.uncaughtExceptionHook = function () { hits = -999; };

 // eval code

 hits = 0;

 assertEq(g.eval("2 + 2"), 4);

 assertEq(hits, 1);

 hits = 0;

 assertEq(g.eval("eval('2 + 3')"), 5);

 assertEq(hits, 2);

 // global code

 hits = 0;

 g.evaluate("3 + 4");

 assertEq(hits, 1);

 // function code

 hits = 0;

 var fn = g.Function("a", "return 5 + a;");

 assertEq(hits, 1);

 assertEq(fn(8), 13);

 assertEq(hits, 1);

 // cloning functions across compartments

 fn = g.evaluate("(function(a) { return 5 + a; })", {compileAndGo: false});

 var g2 = newGlobal();

 dbg.addDebuggee(g2, dbg);

 hits = 0;

 g2.clone(fn);

 assertEq(hits, 1);