/* Copyright JS Foundation and other contributors, http://js.foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

try {
  Symbol.prototype.toString.call ('NonSymbolValue');
  assert (false);
} catch (e) {
  assert (e instanceof TypeError);
}

try {
  Symbol.prototype.toString.call ({});
  assert (false);
} catch (e) {
  assert (e instanceof TypeError);
}

var foo = Symbol ('foo');
assert (foo.toString () === "Symbol(foo)");
assert (String (foo) === "Symbol(foo)");

var fooObj = Object (foo);
assert (fooObj.toString () === "Symbol(foo)");

try {
  String (fooObj);
  assert (false);
} catch (e) {
  assert (e instanceof TypeError);
}