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