michael@0: // Array.of makes real arrays.
michael@0: 
michael@0: function check(a) {
michael@0:     assertEq(Object.getPrototypeOf(a), Array.prototype);
michael@0:     assertEq(Array.isArray(a), true);
michael@0:     a[9] = 9;
michael@0:     assertEq(a.length, 10);
michael@0: }
michael@0: 
michael@0: check(Array.of());
michael@0: check(Array.of(0));
michael@0: check(Array.of(0, 1, 2));
michael@0: 
michael@0: var f = Array.of;
michael@0: check(f());