5bdb13297f
We noticed that almost every call site were loading both files, the split isn't necessary anymore. In some message tests, removed the absolute line number to allow future changes. Bug: v8:8726 Change-Id: I8527f0a1ecfa685aa01a5e2f5f47ddf1cb13a545 Reviewed-on: https://chromium-review.googlesource.com/c/1446452 Commit-Queue: Sven Sauleau <ssauleau@igalia.com> Reviewed-by: Ben Titzer <titzer@chromium.org> Reviewed-by: Andreas Haas <ahaas@chromium.org> Cr-Commit-Position: refs/heads/master@{#59220}
99 lines
3.3 KiB
JavaScript
99 lines
3.3 KiB
JavaScript
// Copyright 2016 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
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load("test/mjsunit/wasm/wasm-module-builder.js");
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// Basic tests.
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var outOfUint32RangeValue = 1e12;
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function assertMemoryIsValid(memory) {
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assertSame(WebAssembly.Memory.prototype, memory.__proto__);
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assertSame(WebAssembly.Memory, memory.constructor);
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assertTrue(memory instanceof Object);
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assertTrue(memory instanceof WebAssembly.Memory);
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}
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(function TestConstructor() {
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assertTrue(WebAssembly.Memory instanceof Function);
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assertSame(WebAssembly.Memory, WebAssembly.Memory.prototype.constructor);
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assertTrue(WebAssembly.Memory.prototype.grow instanceof Function);
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let desc = Object.getOwnPropertyDescriptor(WebAssembly.Memory.prototype, 'buffer');
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assertTrue(desc.get instanceof Function);
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assertSame(undefined, desc.set);
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assertThrows(() => new WebAssembly.Memory(), TypeError);
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assertThrows(() => new WebAssembly.Memory(1), TypeError);
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assertThrows(() => new WebAssembly.Memory(""), TypeError);
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assertThrows(() => new WebAssembly.Memory({initial: -1}), TypeError);
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assertThrows(() => new WebAssembly.Memory({initial: outOfUint32RangeValue}), TypeError);
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assertThrows(() => new WebAssembly.Memory({initial: 10, maximum: -1}), TypeError);
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assertThrows(() => new WebAssembly.Memory({initial: 10, maximum: outOfUint32RangeValue}), TypeError);
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assertThrows(() => new WebAssembly.Memory({initial: 10, maximum: 9}), RangeError);
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let memory = new WebAssembly.Memory({initial: 1});
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assertMemoryIsValid(memory);
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})();
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(function TestConstructorWithMaximum() {
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let memory = new WebAssembly.Memory({initial: 1, maximum: 10});
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assertMemoryIsValid(memory);
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})();
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(function TestMaximumIsUndefined() {
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// New memory with maximum = undefined, which means maximum = 0.
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let memory = new WebAssembly.Memory({initial: 0, maximum: undefined});
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assertMemoryIsValid(memory);
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})();
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(function TestMaximumIsReadOnce() {
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var a = true;
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var desc = {initial: 10};
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Object.defineProperty(desc, 'maximum', {get: function() {
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if (a) {
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a = false;
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return 16;
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}
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else {
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// Change the return value on the second call so it throws.
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return -1;
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}
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}});
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let memory = new WebAssembly.Memory(desc);
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assertMemoryIsValid(memory);
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})();
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(function TestMaximumDoesNotHasProperty() {
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var hasPropertyWasCalled = false;
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var desc = {initial: 10};
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var proxy = new Proxy({maximum: 16}, {
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has: function(target, name) { hasPropertyWasCalled = true; }
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});
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Object.setPrototypeOf(desc, proxy);
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let memory = new WebAssembly.Memory(desc);
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assertMemoryIsValid(memory);
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assertFalse(hasPropertyWasCalled);
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})();
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(function TestBuffer() {
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let memory = new WebAssembly.Memory({initial: 1});
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assertTrue(memory.buffer instanceof Object);
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assertTrue(memory.buffer instanceof ArrayBuffer);
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assertThrows(() => {'use strict'; memory.buffer = memory.buffer}, TypeError)
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assertThrows(() => ({__proto__: memory}).buffer, TypeError)
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})();
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(function TestMemoryGrow() {
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let memory = new WebAssembly.Memory({initial: 1, maximum:30});
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assertEquals(1, memory.grow(9));
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assertTrue(memory.buffer instanceof ArrayBuffer);
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assertTrue(10*kPageSize == memory.buffer.byteLength);
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assertMemoryIsValid(memory);
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assertThrows(() => memory.grow(21));
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})();
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