1e1ca02865
These tests are also used for streaming. This CL changes the test to actually output the exception that unexpectedly happened. R=ahaas@chromium.org Bug: v8:7921 Change-Id: Ia9c91a7d3d9452f9c0180329a5434f049b56c3c8 Reviewed-on: https://chromium-review.googlesource.com/c/1319755 Commit-Queue: Clemens Hammacher <clemensh@chromium.org> Reviewed-by: Andreas Haas <ahaas@chromium.org> Cr-Commit-Position: refs/heads/master@{#57284}
81 lines
2.6 KiB
JavaScript
81 lines
2.6 KiB
JavaScript
// 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: --wasm-async-compilation --expose-wasm --allow-natives-syntax
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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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async function assertCompiles(buffer) {
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var module = await WebAssembly.compile(buffer);
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assertInstanceof(module, WebAssembly.Module);
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}
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async function assertCompileError(buffer) {
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try {
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await WebAssembly.compile(buffer);
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assertUnreachable();
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} catch (e) {
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if (!(e instanceof WebAssembly.CompileError)) throw e;
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}
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}
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assertPromiseResult(async function basicCompile() {
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let ok_buffer = (() => {
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var builder = new WasmModuleBuilder();
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builder.addFunction('f', kSig_i_v)
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.addBody([kExprI32Const, 42])
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.exportAs('f');
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return builder.toBuffer();
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})();
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// The OK buffer validates and can be made into a module.
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assertTrue(WebAssembly.validate(ok_buffer));
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let ok_module = new WebAssembly.Module(ok_buffer);
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assertTrue(ok_module instanceof WebAssembly.Module);
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// The bad buffer does not validate and cannot be made into a module.
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let bad_buffer = new ArrayBuffer(0);
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assertFalse(WebAssembly.validate(bad_buffer));
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assertThrows(
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() => new WebAssembly.Module(bad_buffer), WebAssembly.CompileError);
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let kNumCompiles = 3;
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// Three compilations of the OK module should succeed.
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for (var i = 0; i < kNumCompiles; i++) {
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await assertCompiles(ok_buffer);
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}
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// Three compilations of the bad module should fail.
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for (var i = 0; i < kNumCompiles; i++) {
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await assertCompileError(bad_buffer);
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}
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}());
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assertPromiseResult(async function badFunctionInTheMiddle() {
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// We had an error where an exception was generated by a background task and
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// later thrown in a foreground task. The handle to the exception died
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// between, since the HandleScope was left.
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// This test reproduced that error.
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let builder = new WasmModuleBuilder();
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let sig = builder.addType(kSig_i_v);
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for (var i = 0; i < 10; ++i) {
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builder.addFunction('a' + i, sig).addBody([kExprI32Const, 42]);
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}
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builder.addFunction('bad', sig).addBody([]);
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for (var i = 0; i < 10; ++i) {
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builder.addFunction('b' + i, sig).addBody([kExprI32Const, 42]);
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}
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let buffer = builder.toBuffer();
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await assertCompileError(buffer);
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}());
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assertPromiseResult(async function importWithoutCode() {
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// Regression test for https://crbug.com/898310.
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let builder = new WasmModuleBuilder();
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builder.addImport('m', 'q', kSig_i_i);
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await builder.asyncInstantiate({'m': {'q': i => i}});
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}());
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