// Copyright 2015 the V8 project authors. All rights reserved. // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions // are met: // 1. Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // 2. Redistributions in binary form must reproduce the above copyright // notice, this list of conditions and the following disclaimer in the // documentation and/or other materials provided with the distribution. // // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE // DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON // ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. description('Tests for ES6 class syntax default constructor'); class A { }; class B extends A { }; shouldBeTrue('new A instanceof A'); shouldThrow('A()', '"TypeError: Class constructor A cannot be invoked without \'new\'"'); shouldBeTrue('A.prototype.constructor instanceof Function'); shouldBe('A.prototype.constructor.name', '"A"'); shouldBeTrue('new B instanceof A; new B instanceof A'); shouldThrow('B()', '"TypeError: Class constructor B cannot be invoked without \'new\'"'); shouldBe('B.prototype.constructor.name', '"B"'); shouldBeTrue('A !== B'); shouldBeTrue('A.prototype.constructor !== B.prototype.constructor'); shouldBe('new (class extends (class { constructor(a, b) { return [a, b]; } }) {})(1, 2)', '[1, 2]'); var successfullyParsed = true;