jerryscript/tests/jerry/es5.1/object-methods.js

// 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 {
  Object.getOwnPropertyNames("hello");
  assert (false);
} catch (e) {
  assert (e instanceof TypeError);
}

try
{
  Object.preventExtensions(42);
  assert (false);
} catch (e) {
  assert (e instanceof TypeError);
}

try
{
  Object.isExtensible(42);
  assert (false);
} catch (e) {
  assert (e instanceof TypeError);
}

try
{
  Object.seal(42);
  assert (false);
} catch (e) {
  assert (e instanceof TypeError);
}

try
{
  Object.isSealed(42);
  assert (false);
} catch (e) {
  assert (e instanceof TypeError);
}

try
{
  Object.freeze(42);
  assert (false);
} catch (e) {
  assert (e instanceof TypeError);
}

try
{
  Object.isFrozen(42);
  assert (false);
} catch (e) {
  assert (e instanceof TypeError);
}

try {
  Object.keys("hello");
  assert (false);
} catch (e) {
  assert (e instanceof TypeError);
}

try {
  Object.getOwnPropertyNames("hello");
  assert (false);
} catch (e) {
  assert (e instanceof TypeError);
}

try {
  Object.getOwnPropertyDescriptor("hello", '1');
  assert (false);
} catch (e) {
  assert (e instanceof TypeError);
}