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15 lines
648 B
JavaScript
15 lines
648 B
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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load('test/mjsunit/wasm/wasm-module-builder.js');
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let builder = new WasmModuleBuilder();
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builder.addCustomSection('BBBB', []);
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builder.addCustomSection('AAAA', new Array(32).fill(0));
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let buffer = builder.toBuffer();
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// Shrink the buffer by 30 bytes (content of the unknown section named 'AAAA').
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buffer = buffer.slice(0, buffer.byteLength - 30);
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// Instantiation should fail on the truncated buffer.
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assertThrows(() => new WebAssembly.Module(buffer), WebAssembly.CompileError);
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