public void ReturnNullIfDeserializingNull()
{
SqlCharSerializer serializer = new SqlCharSerializer();
string actualDeserializedValue = serializer.Deserialize(null);
Assert.Null(actualDeserializedValue);
}
public void ReturnNullIfSerializingNull()
{
SqlCharSerializer serializer = new SqlCharSerializer();
byte[] actualSerializedValue = serializer.Serialize(null);
Assert.Null(actualSerializedValue);
}
public void DeserializeTheSameAsSqlServer(string plaintext, int size, int codepage)
{
Database.Insert(new SqlParameter("@parameter", SqlDbType.Char, size)
{
Value = plaintext
});
byte[] ciphertextBytes = Database.SelectCiphertext(SqlDbType.Char);
byte[] plaintextBytes = deterministicEncryptionAlgorithm.Decrypt(ciphertextBytes);
SqlCharSerializer serializer = new SqlCharSerializer(size, codepage);
string expectedPlaintext = serializer.Deserialize(plaintextBytes);
string actualPlaintext = (string)Database.SelectPlaintext(SqlDbType.Char);
Assert.Equal(expectedPlaintext, actualPlaintext);
}
public void SerializeTheSameAsSqlServer(string plaintext, int size, int codepage)
{
SqlCharSerializer serializer = new SqlCharSerializer(size, codepage);
byte[] serializedPlaintext = serializer.Serialize(plaintext);
byte[] actualCiphertext = deterministicEncryptionAlgorithm.Encrypt(serializedPlaintext);
Database.Insert(new SqlParameter("@parameter", SqlDbType.Char, size)
{
Value = plaintext
});
byte[] expectedCiphertext = Database.SelectCiphertext(SqlDbType.Char);
Assert.Equal(expectedCiphertext, actualCiphertext);
}
public void ThrowWhenPropertySizeOutOfRange(int size)
{
SqlCharSerializer serializer = new SqlCharSerializer();
Assert.Throws <ArgumentOutOfRangeException>(() => serializer.Size = size);
}