53 lines
1.3 KiB
JavaScript
53 lines
1.3 KiB
JavaScript
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// Copyright 2017 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: --expose-wasm --expose-gc --verify-heap
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load("test/mjsunit/wasm/wasm-constants.js");
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load("test/mjsunit/wasm/wasm-module-builder.js");
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const verifyHeap = gc;
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let globalCounter = 10000000;
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function testProperties(obj) {
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for (let i = 0; i < 3; i++) {
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obj.x = 1001;
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assertEquals(1001, obj.x);
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obj.y = "old";
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assertEquals("old", obj.y);
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delete obj.y;
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assertEquals("undefined", typeof obj.y);
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let uid = globalCounter++;
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let fresh = "f_" + uid;
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obj.z = fresh;
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assertEquals(fresh, obj.z);
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obj[fresh] = uid;
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assertEquals(uid, obj[fresh]);
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verifyHeap();
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assertEquals(1001, obj.x);
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assertEquals(fresh, obj.z);
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assertEquals(uid, obj[fresh]);
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}
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// These properties are special for JSFunctions.
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Object.defineProperty(obj, 'name', {value: "crazy"});
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Object.defineProperty(obj, 'length', {value: 999});
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}
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function minus18(x) { return x - 18; }
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function id(x) { return x; }
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function printName(when, f) {
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print(" " + when + ": name=" + f.name + ", length=" + f.length);
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}
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// Note that this test is a helper with common code for user-properties-*.js.
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