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29e2990d9b
- 14.5.1 Static Semantics: Early Errors - 14.5.3 Static Semantics: ConstructorMethod - 14.5.14 Runtime Semantics: ClassDefinitionEvaluation
31 lines
734 B
JavaScript
31 lines
734 B
JavaScript
// Copyright (C) 2014 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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es6id: 14.5
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description: >
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class default constructor arguments
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---*/
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var args, that;
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class Base {
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constructor() {
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that = this;
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args = arguments;
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}
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}
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class Derived extends Base {}
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new Derived;
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assert.sameValue(args.length, 0, "The value of `args.length` is `0`");
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new Derived(0, 1, 2);
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assert.sameValue(args.length, 3, "The value of `args.length` is `3`");
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assert.sameValue(
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that instanceof Derived,
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true,
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"The result of `that instanceof Derived` is `true`"
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);
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var arr = new Array(100);
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var obj = {};
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assert.throws(TypeError, function() {Derived.apply(obj, arr);});
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