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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using Xunit;
namespace System.Security.Cryptography.Tests
{
public partial class AesTests
{
private static byte[] s_plainText = new byte[] { 0x50, 0x68, 0x12, 0xA4, 0x5F, 0x08, 0xC8, 0x89, 0xB9, 0x7F, 0x59, 0x80, 0x03, 0x8B, 0x83, 0x59 };
private static byte[] s_iv = new byte[] { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
private static byte[] s_destination = new byte[s_plainText.Length];
[Fact]
public static void AesThrows_PlatformNotSupported_CipherMode_Browser()
{
using (Aes aes = Aes.Create())
{
Assert.Throws<PlatformNotSupportedException>(() => aes.EncryptEcb(s_plainText, PaddingMode.PKCS7));
Assert.Throws<PlatformNotSupportedException>(() => aes.EncryptEcb(s_plainText.AsSpan(), PaddingMode.PKCS7));
Assert.Throws<PlatformNotSupportedException>(() => aes.EncryptEcb(s_plainText.AsSpan(), s_destination, PaddingMode.PKCS7));
Assert.Throws<PlatformNotSupportedException>(() => aes.DecryptEcb(s_plainText, PaddingMode.PKCS7));
Assert.Throws<PlatformNotSupportedException>(() => aes.DecryptEcb(s_plainText.AsSpan(), PaddingMode.PKCS7));
Assert.Throws<PlatformNotSupportedException>(() => aes.DecryptEcb(s_plainText.AsSpan(), s_destination, PaddingMode.PKCS7));
Assert.Throws<PlatformNotSupportedException>(() => aes.EncryptCfb(s_plainText, s_iv));
Assert.Throws<PlatformNotSupportedException>(() => aes.EncryptCfb(s_plainText.AsSpan(), s_iv.AsSpan()));
Assert.Throws<PlatformNotSupportedException>(() => aes.EncryptCfb(s_plainText.AsSpan(), s_iv, s_destination));
Assert.Throws<PlatformNotSupportedException>(() => aes.DecryptCfb(s_plainText, s_iv));
Assert.Throws<PlatformNotSupportedException>(() => aes.DecryptCfb(s_plainText.AsSpan(), s_iv.AsSpan()));
Assert.Throws<PlatformNotSupportedException>(() => aes.DecryptCfb(s_plainText.AsSpan(), s_iv, s_destination));
aes.Mode = CipherMode.ECB;
Assert.Throws<PlatformNotSupportedException>(() => aes.CreateEncryptor());
Assert.Throws<PlatformNotSupportedException>(() => aes.CreateEncryptor(s_iv, s_iv));
Assert.Throws<PlatformNotSupportedException>(() => aes.CreateDecryptor());
Assert.Throws<PlatformNotSupportedException>(() => aes.CreateDecryptor(s_iv, s_iv));
aes.Mode = CipherMode.CFB;
Assert.Throws<PlatformNotSupportedException>(() => aes.CreateEncryptor());
Assert.Throws<PlatformNotSupportedException>(() => aes.CreateEncryptor(s_iv, s_iv));
Assert.Throws<PlatformNotSupportedException>(() => aes.CreateDecryptor());
Assert.Throws<PlatformNotSupportedException>(() => aes.CreateDecryptor(s_iv, s_iv));
}
}
// Browser's SubtleCrypto doesn't support AES-192
[Fact]
public static void Aes_InvalidKeySize_192_Browser()
{
byte[] key192 = new byte[192 / 8];
using (Aes aes = Aes.Create())
{
Assert.False(aes.ValidKeySize(192));
Assert.Throws<CryptographicException>(() => aes.Key = key192);
Assert.Throws<CryptographicException>(() => aes.KeySize = 192);
Assert.Throws<ArgumentException>(() => aes.CreateEncryptor(key192, s_iv));
Assert.Throws<ArgumentException>(() => aes.CreateDecryptor(key192, s_iv));
}
}
}
}
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