918fe04351
PR-URL: https://github.com/nodejs/node/pull/58070 Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Darshan Sen <raisinten@gmail.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
80 lines
2.2 KiB
JavaScript
80 lines
2.2 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: --wasm-staging
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d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
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(function CastToView() {
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let builder = new WasmModuleBuilder();
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builder.addFunction("main", kSig_v_r)
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.addBody([
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kExprLocalGet, 0,
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kGCPrefix, kExprAnyConvertExtern,
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kGCPrefix, kExprRefCastNull, kStringViewWtf16Code,
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kExprDrop,
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]).exportFunc();
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assertThrows(() => builder.instantiate().exports.main("foo"),
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WebAssembly.CompileError,
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/string views are not classifiable/);
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})();
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(function TestView() {
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let builder = new WasmModuleBuilder();
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builder.addFunction("main", kSig_v_r)
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.addBody([
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kExprLocalGet, 0,
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kGCPrefix, kExprAnyConvertExtern,
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kGCPrefix, kExprRefTestNull, kStringViewWtf16Code,
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kExprDrop,
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]).exportFunc();
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assertThrows(() => builder.instantiate().exports.main("foo"),
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WebAssembly.CompileError,
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/string views are not classifiable/);
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})();
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(function TestBranchOnCast() {
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let builder = new WasmModuleBuilder();
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const view = kStringViewWtf16Code;
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builder.addFunction("main", kSig_v_r)
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.addBody([
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kExprBlock, kWasmVoid,
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kExprLocalGet, 0,
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kGCPrefix, kExprAnyConvertExtern,
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kGCPrefix, kExprBrOnCast, 0b11, 0, kAnyRefCode, view,
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kExprDrop,
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kExprEnd,
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]).exportFunc();
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assertThrows(() => builder.instantiate().exports.main("foo"),
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WebAssembly.CompileError,
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/invalid types for br_on_cast/);
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})();
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(function TestBranchOnCastFail() {
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let builder = new WasmModuleBuilder();
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const view = kStringViewWtf16Code;
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builder.addFunction("main", kSig_v_r)
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.addBody([
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kExprBlock, kWasmVoid,
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kExprLocalGet, 0,
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kGCPrefix, kExprAnyConvertExtern,
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kGCPrefix, kExprBrOnCastFail, 0b11, 0, kAnyRefCode, view,
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kExprDrop,
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kExprEnd,
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]).exportFunc();
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assertThrows(() => builder.instantiate().exports.main("foo"),
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WebAssembly.CompileError,
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/invalid types for br_on_cast/);
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})();
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