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| 1 // Copyright 2015 the V8 project authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 // | |
| 5 // Flags: --harmony-classes | |
| 6 'use strict'; | |
| 7 | |
| 8 class Stack extends Array { } | |
| 9 | |
| 10 assertThrows(function() { new Stack(); }, TypeError); | |
| 11 | |
| 12 class Stack1 extends Array { | |
| 13 constructor() { super(); } | |
| 14 } | |
| 15 | |
| 16 assertThrows(function() { new Stack1(); }, TypeError); | |
| 17 | |
| 18 class Stack2 extends Array { | |
| 19 constructor() { super(1, 25); } | |
| 20 } | |
| 21 | |
| 22 assertThrows(function() { new Stack2(); }, TypeError); | |
| 23 | |
| 24 let X = Array; | |
| 25 | |
| 26 class Stack4 extends X { } | |
| 27 | |
| 28 assertThrows(function() { new Stack2(); }, TypeError); | |
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