525f7c85b9
BUG=v8:3330 LOG=N Review URL: https://codereview.chromium.org/1109783003 Cr-Commit-Position: refs/heads/master@{#28115}
82 lines
4.5 KiB
JavaScript
82 lines
4.5 KiB
JavaScript
// 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 expressions');
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var constructorCallCount = 0;
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const staticMethodValue = [1];
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const instanceMethodValue = [2];
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const getterValue = [3];
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var setterValue = undefined;
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var A = class {
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constructor() { constructorCallCount++; }
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static someStaticMethod() { return staticMethodValue; }
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static get someStaticGetter() { return getterValue; }
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static set someStaticSetter(value) { setterValue = value; }
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someInstanceMethod() { return instanceMethodValue; }
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get someGetter() { return getterValue; }
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set someSetter(value) { setterValue = value; }
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};
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shouldBe("constructorCallCount", "0");
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shouldBe("A.someStaticMethod()", "staticMethodValue");
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shouldBe("A.someStaticGetter", "getterValue");
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shouldBe("setterValue = undefined; A.someStaticSetter = 123; setterValue", "123");
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shouldBe("(new A).someInstanceMethod()", "instanceMethodValue");
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shouldBe("constructorCallCount", "1");
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shouldBe("(new A).someGetter", "getterValue");
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shouldBe("constructorCallCount", "2");
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shouldBe("(new A).someGetter", "getterValue");
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shouldBe("setterValue = undefined; (new A).someSetter = 789; setterValue", "789");
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shouldBe("(new A).__proto__", "A.prototype");
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shouldBe("A.prototype.constructor", "A");
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shouldThrow("x = class", "'SyntaxError: Unexpected end of input'");
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shouldThrow("x = class {", "'SyntaxError: Unexpected end of input'");
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shouldThrow("x = class { ( }", "'SyntaxError: Unexpected token ('");
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shouldNotThrow("x = class {}");
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shouldThrow("x = class { constructor() {} constructor() {} }", "'SyntaxError: A class may only have one constructor'");
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shouldThrow("x = class { get constructor() {} }", "'SyntaxError: Class constructor may not be an accessor'");
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shouldThrow("x = class { set constructor() {} }", "'SyntaxError: Class constructor may not be an accessor'");
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shouldNotThrow("x = class { constructor() {} static constructor() { return staticMethodValue; } }");
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shouldBe("x = class { constructor() {} static constructor() { return staticMethodValue; } }; x.constructor()", "staticMethodValue");
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shouldThrow("x = class { constructor() {} static prototype() {} }", "'SyntaxError: Classes may not have static property named prototype'");
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shouldThrow("x = class { constructor() {} static get prototype() {} }", "'SyntaxError: Classes may not have static property named prototype'");
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shouldThrow("x = class { constructor() {} static set prototype() {} }", "'SyntaxError: Classes may not have static property named prototype'");
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shouldNotThrow("x = class { constructor() {} prototype() { return instanceMethodValue; } }");
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shouldBe("x = class { constructor() {} prototype() { return instanceMethodValue; } }; (new x).prototype()", "instanceMethodValue");
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shouldNotThrow("x = class { constructor() {} set foo(a) {} }");
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shouldNotThrow("x = class { constructor() {} set foo({x, y}) {} }");
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shouldThrow("x = class { constructor() {} set foo() {} }");
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shouldThrow("x = class { constructor() {} set foo(a, b) {} }");
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shouldNotThrow("x = class { constructor() {} get foo() {} }");
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shouldThrow("x = class { constructor() {} get foo(x) {} }");
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shouldThrow("x = class { constructor() {} get foo({x, y}) {} }");
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var successfullyParsed = true;
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