// Copyright 2018 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js"); (function TestExportMultiple() { print(arguments.callee.name); let builder = new WasmModuleBuilder(); let except1 = builder.addTag(kSig_v_v); let except2 = builder.addTag(kSig_v_i); builder.addExportOfKind("ex1a", kExternalTag, except1); builder.addExportOfKind("ex1b", kExternalTag, except1); builder.addExportOfKind("ex2", kExternalTag, except2); let instance = builder.instantiate(); assertTrue(Object.prototype.hasOwnProperty.call(instance.exports, 'ex1a')); assertTrue(Object.prototype.hasOwnProperty.call(instance.exports, 'ex1b')); assertTrue(Object.prototype.hasOwnProperty.call(instance.exports, 'ex2')); assertSame(instance.exports.ex1a, instance.exports.ex1b); assertNotSame(instance.exports.ex1a, instance.exports.ex2); })(); (function TestExportOutOfBounds() { print(arguments.callee.name); let builder = new WasmModuleBuilder(); let except = builder.addTag(kSig_v_v); builder.addExportOfKind("ex_oob", kExternalTag, except + 1); assertThrows( () => builder.instantiate(), WebAssembly.CompileError, 'WebAssembly.Module(): tag index 1 out of bounds (1 entry) @+30'); })(); (function TestExportSameNameTwice() { print(arguments.callee.name); let builder = new WasmModuleBuilder(); let except = builder.addTag(kSig_v_v); builder.addExportOfKind("ex", kExternalTag, except); builder.addExportOfKind("ex", kExternalTag, except); assertThrows( () => builder.instantiate(), WebAssembly.CompileError, 'WebAssembly.Module(): Duplicate export name \'ex\' ' + 'for tag 0 and tag 0 @+28'); })(); (function TestExportModuleGetExports() { print(arguments.callee.name); let builder = new WasmModuleBuilder(); let except = builder.addTag(kSig_v_v); builder.addExportOfKind("ex", kExternalTag, except); let module = new WebAssembly.Module(builder.toBuffer()); let exports = WebAssembly.Module.exports(module); assertArrayEquals([{ name: "ex", kind: "tag" }], exports); })();