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/Environment-find-06.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,49 @@
     1.4 +// Environment.prototype.find finds bindings that are function arguments, 'let'
     1.5 +// bindings, or FunctionExpression names.
     1.6 +
     1.7 +var g = newGlobal();
     1.8 +g.eval("function h() { debugger; }");
     1.9 +
    1.10 +var dbg = new Debugger(g);
    1.11 +
    1.12 +function test1(code) {
    1.13 +    var hits = 0;
    1.14 +    dbg.onDebuggerStatement = function (frame) {
    1.15 +        var env = frame.older.environment.find('X');
    1.16 +        assertEq(env.names().indexOf('X') !== -1, true);
    1.17 +        assertEq(env.type, 'declarative');
    1.18 +        assertEq(env.parent !== null, true);
    1.19 +        hits++;
    1.20 +    };
    1.21 +    g.eval(code);
    1.22 +    assertEq(hits, 1);
    1.23 +}
    1.24 +
    1.25 +var manyNames = '';
    1.26 +for (var i = 0; i < 2048; i++)
    1.27 +    manyNames += 'x' + i + ', ';
    1.28 +manyNames += 'X';
    1.29 +
    1.30 +function test2(code) {
    1.31 +    print(code + " : one");
    1.32 +    test1(code.replace('@@', 'X'));
    1.33 +    print(code + " : many");
    1.34 +    test1(code.replace('@@', manyNames));
    1.35 +}
    1.36 +
    1.37 +test2('function f(@@) { h(); }  f(1);');
    1.38 +test2('function f(@@) { h(); }  f();');
    1.39 +test2('function f(@@) { return function g() { h(X); }; }  f(1)();');
    1.40 +test2('function f(@@) { return function g() { h(X); }; }  f()();');
    1.41 +
    1.42 +test2('                    { let @@ = 0; h(); }');
    1.43 +test2('function f(a, b, c) { let @@ = 0; h(); }  f(1, 2, 3);');
    1.44 +test2('             { let @@ = 0; { let y = 0; h(); } }');
    1.45 +test2('function f() { let @@ = 0; { let y = 0; h(); } }  f();');
    1.46 +test2('             { for (let @@ = 0; X < 1; X++) h(); }');
    1.47 +test2('function f() { for (let @@ = 0; X < 1; X++) h(); }  f();');
    1.48 +test2('             {        (let (@@ = 0) let (y = 2, z = 3) h()); }');
    1.49 +test2('function f() { return (let (@@ = 0) let (y = 2, z = 3) h()); }  f();');
    1.50 +
    1.51 +test1('(function X() { h(); })();');
    1.52 +test1('(function X(a, b, c) { h(); })(1, 2, 3);');