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/Script-staticLevel.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,43 @@
     1.4 +// Debugger.Script.prototype.staticLevel returns the script's static level.
     1.5 +load(libdir + 'asserts.js');
     1.6 +
     1.7 +var g = newGlobal();
     1.8 +var dbg = Debugger();
     1.9 +var gw = dbg.addDebuggee(g);
    1.10 +
    1.11 +function test(expr, level) {
    1.12 +    var log;
    1.13 +    dbg.onDebuggerStatement = function (frame) {
    1.14 +        log += 'd';
    1.15 +        assertEq(frame.script.staticLevel, level);
    1.16 +    };
    1.17 +
    1.18 +    print("Testing: " + expr);
    1.19 +
    1.20 +    log = '';
    1.21 +    // The shell's 'evaluate' runs its argument as global code.
    1.22 +    g.evaluate(expr);
    1.23 +    assertEq(log, 'd');
    1.24 +}
    1.25 +
    1.26 +
    1.27 +test("debugger;", 0);
    1.28 +test("(function () { debugger; })()", 1);
    1.29 +test("(function () { (function () { debugger; })(); })()", 2);
    1.30 +test("(function () { (function () { (function () { debugger; })(); })(); })()", 3);
    1.31 +
    1.32 +test("eval('debugger;');", 1);
    1.33 +test("eval('eval(\\\'debugger;\\\');');", 2);
    1.34 +test("evil = eval; eval('evil(\\\'debugger;\\\');');", 0); // I don't think it's evil at all!
    1.35 +test("(function () { eval('debugger;'); })();", 2);
    1.36 +test("evil = eval; (function () { evil('debugger;'); })();", 0);
    1.37 +
    1.38 +// Generators' expressions are within a synthesized function's body.
    1.39 +test("((function () { debugger; })() for (x in [1])).next();", 2);
    1.40 +test("(x for (x in ((function () { debugger; })(), [1]))).next();", 2);
    1.41 +
    1.42 +// The staticLevel accessor can't be assigned to.
    1.43 +g.eval('function f() {}');
    1.44 +var fw = gw.makeDebuggeeValue(g.f);
    1.45 +assertThrowsInstanceOf(function () { "use strict"; fw.script.staticLevel = 10; },
    1.46 +                       TypeError);