| // Copyright (C) 2019 Aleksey Shvayka. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| esid: sec-string.prototype.tostring |
| description: > |
| Throws a TypeError if called on neither String primitive nor String object |
| (honoring the Realm of the current execution context) |
| info: | |
| String.prototype.toString ( ) |
| |
| 1. Return ? thisStringValue(this value). |
| |
| thisStringValue ( value ) |
| |
| [...] |
| 3. Throw a TypeError exception. |
| features: [cross-realm] |
| ---*/ |
| |
| var other = $262.createRealm().global; |
| var otherToString = other.String.prototype.toString; |
| |
| assert.throws(other.TypeError, function() { |
| otherToString.call(true); |
| }); |
| |
| assert.throws(other.TypeError, function() { |
| otherToString.call(0); |
| }); |
| |
| assert.throws(other.TypeError, function() { |
| otherToString.call(null); |
| }); |
| |
| assert.throws(other.TypeError, function() { |
| otherToString.call(); |
| }); |
| |
| assert.throws(other.TypeError, function() { |
| otherToString.call(Symbol('desc')); |
| }); |
| |
| assert.throws(other.TypeError, function() { |
| otherToString.call({ |
| valueOf: function() { |
| return 'str'; |
| }, |
| }); |
| }); |
| |
| assert.throws(other.TypeError, function() { |
| otherToString.call([1]); |
| }); |
| |
| assert.throws(other.TypeError, function() { |
| 'str'.concat({toString: otherToString}); |
| }); |