/* 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. */ var test_symbol = Symbol ('Test'); var obj = {}; assert ((test_symbol in obj) === false); obj[test_symbol] = 'value'; assert ((test_symbol in obj) === true); assert (obj[test_symbol] === 'value'); var array = []; assert ((test_symbol in array) === false); array[test_symbol] = 'value'; assert ((test_symbol in array) === true); assert (array[test_symbol] === 'value'); assert ((test_symbol in Symbol) === false); try { test_symbol in test_symbol; assert (false); } catch (ex) { assert (ex instanceof TypeError); } try { test_symbol in 3; assert (false); } catch (ex) { assert (ex instanceof TypeError); } try { test_symbol in 'Test'; assert (false); } catch (ex) { assert (ex instanceof TypeError); }