The Tor Browser: js/src/jit-test/tests/debug/Debugger-onNewGlobalObject-01.js@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 // Debugger.prototype.onNewGlobalObject surfaces.

     3 load(libdir + 'asserts.js');

     5 var dbg = new Debugger;

     7 function f() { }

     8 function g() { }

    10 assertEq(Object.getOwnPropertyDescriptor(dbg, 'onNewGlobalObject'), undefined);

    12 var d = Object.getOwnPropertyDescriptor(Object.getPrototypeOf(dbg), 'onNewGlobalObject');

    13 assertEq(d.enumerable, false);

    14 assertEq(d.configurable, true);

    15 assertEq(typeof d.get, "function");

    16 assertEq(typeof d.set, "function");

    18 assertEq(dbg.onNewGlobalObject, undefined);

    20 assertThrowsInstanceOf(function () { dbg.onNewGlobalObject = ''; }, TypeError);

    21 assertEq(dbg.onNewGlobalObject, undefined);

    23 assertThrowsInstanceOf(function () { dbg.onNewGlobalObject = false; }, TypeError);

    24 assertEq(dbg.onNewGlobalObject, undefined);

    26 assertThrowsInstanceOf(function () { dbg.onNewGlobalObject = 0; }, TypeError);

    27 assertEq(dbg.onNewGlobalObject, undefined);

    29 assertThrowsInstanceOf(function () { dbg.onNewGlobalObject = Math.PI; }, TypeError);

    30 assertEq(dbg.onNewGlobalObject, undefined);

    32 assertThrowsInstanceOf(function () { dbg.onNewGlobalObject = null; }, TypeError);

    33 assertEq(dbg.onNewGlobalObject, undefined);

    35 assertThrowsInstanceOf(function () { dbg.onNewGlobalObject = {}; }, TypeError);

    36 assertEq(dbg.onNewGlobalObject, undefined);

    38 // But any function, even a useless one, is okay. How fair is that?

    39 dbg.onNewGlobalObject = f;

    40 assertEq(dbg.onNewGlobalObject, f);

    42 dbg.onNewGlobalObject = undefined;

    43 assertEq(dbg.onNewGlobalObject, undefined);

    45 var dbg2 = new Debugger;

    46 assertEq(dbg.onNewGlobalObject, undefined);

    47 assertEq(dbg2.onNewGlobalObject, undefined);

    49 dbg.onNewGlobalObject = f;

    50 assertEq(dbg.onNewGlobalObject, f);

    51 assertEq(dbg2.onNewGlobalObject, undefined);

    53 dbg2.onNewGlobalObject = g;

    54 assertEq(dbg.onNewGlobalObject, f);

    55 assertEq(dbg2.onNewGlobalObject, g);

    57 dbg.onNewGlobalObject = undefined;

    58 assertEq(dbg.onNewGlobalObject, undefined);

    59 assertEq(dbg2.onNewGlobalObject, g);

    61 // You shouldn't be able to apply the accessor to the prototype.

    62 assertThrowsInstanceOf(function () {

    63                          Debugger.prototype.onNewGlobalObject = function () { };

    64                        }, TypeError);

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