32 lines
1.1 KiB
C#
32 lines
1.1 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using Xunit;
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namespace Microsoft.AspNetCore.Cryptography.SafeHandles
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{
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public unsafe class SecureLocalAllocHandleTests
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{
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[Fact]
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public void Duplicate_Copies_Data()
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{
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// Arrange
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const string expected = "xyz";
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int cbExpected = expected.Length * sizeof(char);
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var controlHandle = SecureLocalAllocHandle.Allocate((IntPtr)cbExpected);
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for (int i = 0; i < expected.Length; i++)
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{
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((char*)controlHandle.DangerousGetHandle())[i] = expected[i];
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}
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// Act
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var duplicateHandle = controlHandle.Duplicate();
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// Assert
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Assert.Equal(expected, new string((char*)duplicateHandle.DangerousGetHandle(), 0, expected.Length)); // contents the same data
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Assert.NotEqual(controlHandle.DangerousGetHandle(), duplicateHandle.DangerousGetHandle()); // shouldn't just point to the same memory location
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}
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}
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}
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