| // Copyright (C) 2015 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| esid: sec-weakmap.prototype.get |
| description: > |
| Throws a TypeError if `this` value is not an Object. |
| info: | |
| WeakMap.prototype.get ( key ) |
| |
| 1. Let M be the this value. |
| 2. If Type(M) is not Object, throw a TypeError exception. |
| ... |
| features: [Symbol] |
| ---*/ |
| |
| assert.throws(TypeError, function() { |
| WeakMap.prototype.get.call(false, {}); |
| }); |
| |
| assert.throws(TypeError, function() { |
| WeakMap.prototype.get.call(1, {}); |
| }); |
| |
| assert.throws(TypeError, function() { |
| WeakMap.prototype.get.call('', {}); |
| }); |
| |
| assert.throws(TypeError, function() { |
| WeakMap.prototype.get.call(undefined, {}); |
| }); |
| |
| assert.throws(TypeError, function() { |
| WeakMap.prototype.get.call(null, {}); |
| }); |
| |
| assert.throws(TypeError, function() { |
| WeakMap.prototype.get.call(Symbol(), {}); |
| }); |
| |
| assert.throws(TypeError, function() { |
| var map = new WeakMap(); |
| map.get.call(false, {}); |
| }); |