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PR-URL: https://github.com/nodejs/node/pull/47251 Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: Richard Lau <rlau@redhat.com>
47 lines
1.7 KiB
JavaScript
47 lines
1.7 KiB
JavaScript
// Copyright 2023 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: --noexperimental-wasm-gc --no-experimental-wasm-stringref
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// Flags: --allow-natives-syntax
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load("test/mjsunit/wasm/wasm-module-builder.js");
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function instantiateModuleWithGC() {
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// Build a WebAssembly module which uses Wasm GC features.
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const builder = new WasmModuleBuilder();
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builder.addFunction('main', makeSig([], [kWasmAnyRef]))
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.addBody([
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kExprI32Const, 42,
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kGCPrefix, kExprI31New,
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])
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.exportFunc();
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return builder.instantiate();
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}
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function instantiateModuleWithStringRef() {
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// Build a WebAssembly module which uses stringref features.
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const builder = new WasmModuleBuilder();
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builder.addFunction("main",
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makeSig([kWasmStringRef], [kWasmStringRef]))
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.addBody([kExprLocalGet, 0])
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.exportFunc();
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return builder.instantiate();
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}
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// Due to --noexperimental-wasm-gc GC is disabled.
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assertThrows(instantiateModuleWithGC, WebAssembly.CompileError);
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// Due to --noexperimental-wasm-stringref stringrefs are not supported.
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assertThrows(instantiateModuleWithStringRef, WebAssembly.CompileError);
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// Disable WebAssembly GC explicitly.
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%SetWasmGCEnabled(false);
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assertThrows(instantiateModuleWithGC, WebAssembly.CompileError);
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assertThrows(instantiateModuleWithStringRef, WebAssembly.CompileError);
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// Enable WebAssembly GC explicitly.
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%SetWasmGCEnabled(true);
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assertEquals(42, instantiateModuleWithGC().exports.main());
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// Enabling Wasm GC via callback will also enable wasm stringref.
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let str = "Hello World!";
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assertSame(str, instantiateModuleWithStringRef().exports.main(str));
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