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/collections/Set-surfaces-1.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,48 @@
     1.4 +// Set surfaces
     1.5 +
     1.6 +load(libdir + "iteration.js");
     1.7 +
     1.8 +var desc = Object.getOwnPropertyDescriptor(this, "Set");
     1.9 +assertEq(desc.enumerable, false);
    1.10 +assertEq(desc.configurable, true);
    1.11 +assertEq(desc.writable, true);
    1.12 +
    1.13 +assertEq(typeof Set, 'function');
    1.14 +assertEq(Object.keys(Set).length, 0);
    1.15 +assertEq(Set.length, 0);
    1.16 +assertEq(Set.name, "Set");
    1.17 +
    1.18 +assertEq(Object.getPrototypeOf(Set.prototype), Object.prototype);
    1.19 +assertEq(Object.prototype.toString.call(Set.prototype), "[object Set]");
    1.20 +assertEq(Object.prototype.toString.call(new Set), "[object Set]");
    1.21 +assertEq(Object.prototype.toString.call(Set()), "[object Set]");
    1.22 +assertEq(Object.keys(Set.prototype).join(), "");
    1.23 +assertEq(Set.prototype.constructor, Set);
    1.24 +
    1.25 +function checkMethod(name, arity) { 
    1.26 +    var desc = Object.getOwnPropertyDescriptor(Set.prototype, name);
    1.27 +    assertEq(desc.enumerable, false);
    1.28 +    assertEq(desc.configurable, true);
    1.29 +    assertEq(desc.writable, true);
    1.30 +    assertEq(typeof desc.value, 'function');
    1.31 +    assertEq(desc.value.name, name);
    1.32 +    assertEq(desc.value.length, arity);
    1.33 +}
    1.34 +
    1.35 +checkMethod("has", 1);
    1.36 +checkMethod("add", 1);
    1.37 +checkMethod("delete", 1);
    1.38 +checkMethod("values", 0);
    1.39 +checkMethod("entries", 0);
    1.40 +
    1.41 +var desc = Object.getOwnPropertyDescriptor(Set.prototype, "size");
    1.42 +assertEq(desc.enumerable, false);
    1.43 +assertEq(desc.configurable, true);
    1.44 +assertEq(typeof desc.get, 'function');
    1.45 +assertEq(desc.get.length, 0);
    1.46 +assertEq(desc.set, undefined);
    1.47 +checkMethod("clear", 0);
    1.48 +
    1.49 +// Set.prototype.keys, .values, and .iterator are the same function object
    1.50 +assertEq(Set.prototype.keys, Set.prototype.values);
    1.51 +assertEq(Set.prototype[std_iterator], Set.prototype.values);