michael@0: // uneval works on objects with no callable .toSource method.
michael@0: 
michael@0: var obj = Object.create(null);
michael@0: assertEq(uneval(obj), "({})");
michael@0: assertEq(Function.prototype.toSource.call(obj), "({})");
michael@0: obj.x = 1;
michael@0: obj.y = 2;
michael@0: assertEq(uneval(obj), "({x:1, y:2})");
michael@0: 
michael@0: var d = new Date();
michael@0: delete Date.prototype.toSource;
michael@0: assertEq(uneval(d), "({})");
michael@0: 
michael@0: delete Object.prototype.toSource;
michael@0: assertEq(uneval({p: 2+2}), "({p:4})");
michael@0: 
michael@0: assertEq(uneval({toSource: [0]}), "({toSource:[0]})");