93 lines
2.2 KiB
JavaScript
93 lines
2.2 KiB
JavaScript
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// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --harmony-spreadcalls --harmony-sloppy --harmony-rest-parameters
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(function testConstructClassStrict() {
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"use strict";
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class Base {
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constructor(...args) {
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this.baseArgs = args;
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}
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method() { return this.baseArgs; }
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}
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class Child extends Base {
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constructor(...args) {
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super(...args);
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this.childArgs = args;
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}
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}
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class Child2 extends Base {
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constructor(...args) {
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super("extra", ...args);
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this.childArgs = args;
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}
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}
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var c = new Base(...[1, 2, 3]);
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assertInstanceof(c, Base);
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assertEquals([1, 2, 3], c.method());
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assertEquals([1, 2, 3], c.baseArgs);
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c = new Child(...[1, 2, 3]);
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assertInstanceof(c, Child);
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assertInstanceof(c, Base);
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assertEquals([1, 2, 3], c.method());
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assertEquals([1, 2, 3], c.baseArgs);
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assertEquals([1, 2, 3], c.childArgs);
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c = new Child2(...[1, 2, 3]);
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assertInstanceof(c, Child2);
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assertInstanceof(c, Base);
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assertEquals(["extra", 1, 2, 3], c.method());
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assertEquals(["extra", 1, 2, 3], c.baseArgs);
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assertEquals([1, 2, 3], c.childArgs);
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})();
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(function testConstructSloppy() {
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class Base {
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constructor(...args) {
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this.baseArgs = args;
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}
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method() { return this.baseArgs; }
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}
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class Child extends Base {
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constructor(...args) {
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super(...args);
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this.childArgs = args;
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}
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}
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class Child2 extends Base {
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constructor(...args) {
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super("extra", ...args);
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this.childArgs = args;
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}
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}
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var c = new Base(...[1, 2, 3]);
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assertInstanceof(c, Base);
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assertEquals([1, 2, 3], c.method());
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assertEquals([1, 2, 3], c.baseArgs);
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c = new Child(...[1, 2, 3]);
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assertInstanceof(c, Child);
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assertInstanceof(c, Base);
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assertEquals([1, 2, 3], c.method());
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assertEquals([1, 2, 3], c.baseArgs);
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assertEquals([1, 2, 3], c.childArgs);
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c = new Child2(...[1, 2, 3]);
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assertInstanceof(c, Child2);
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assertInstanceof(c, Base);
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assertEquals(["extra", 1, 2, 3], c.method());
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assertEquals(["extra", 1, 2, 3], c.baseArgs);
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assertEquals([1, 2, 3], c.childArgs);
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})();
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