public void CreateTest()
{
CRC32 expected = new CRC32();
CRC32 actual;
actual = CRC32.Create();
Assert.AreEqual(expected.ToString(), actual.ToString());
}
public void CRC32_Should_CalculateCorrectHash()
{
// Arrange
var expected = "84A3C5DC";
// Act
var actual = CRC32.Create().Compute("This is a Test of the Hash Function");
// Assert
Assert.Equal(expected, actual);
}
public void CRC32_Should_CalculateCorrectHash_When_ProvidedEncryptionData()
{
// Arrange
var data = new EncryptionData("This is a Test of the Hash Function");
var expected = "84A3C5DC";
// Act
var actual = CRC32.Create().Compute(data);
// Assert
Assert.Equal(expected, actual);
}
public void CRC32_Should_CalculateCorrectHash_When_Salted()
{
// Arrange
var data = new EncryptionData("This is a Test of the Hash Function");
var salt = new EncryptionData("Salty!");
var expected = "833862F5";
// Act
var actual = CRC32.Create().Compute(data, salt);
// Assert
Assert.Equal(expected, actual);
}
public void CRC32_Should_CalculateCorrectHashBytes()
{
// Arrange
var expected = new byte[]
{
0x84, 0xa3, 0xc5, 0xdc
};
// Act
var actual = CRC32.Create().ComputeToBytes("This is a Test of the Hash Function");
// Assert
Assert.Equal(expected, actual);
}
public void CRC32_Should_CalculateCorrectHash_When_ProvidedWithBytes()
{
// Arrange
var data = new byte[]
{
0x55, 0x6e, 0x69, 0x74, 0x54, 0x65, 0x73, 0x74
};
var expected = "D9CD03C0";
// Act
var actual = CRC32.Create().Compute(data);
// Assert
Assert.Equal(expected, actual);
}
public void CRC32_Should_CalculateCorrectHash_When_ProvidedStream()
{
// Arrange
var expected = "8893EF97";
var actual = String.Empty;
// Act
using (var sr = new StreamReader($"{_assemblyPath}gettysburg.txt"))
{
actual = CRC32.Create().Compute(sr.BaseStream);
}
// Assert
Assert.Equal(expected, actual);
}
public void CRC32_Should_CalculateCorrectHashBytes_When_Salted()
{
// Arrange
var data = new EncryptionData("This is a Test of the Hash Function");
var salt = new EncryptionData("Salty!");
var expected = new byte[]
{
0x83, 0x38, 0x62, 0xf5
};
// Act
var actual = CRC32.Create().ComputeToBytes(data, salt);
// Assert
Assert.Equal(expected, actual);
}
private Task ComputeAsync(string name)
{
return(Task.Run(() =>
{
using (var file = File.OpenRead(this.FilePath))
{
this.HashingFiles[name] = file;
using (var hash = (name == nameof(CRC32)) ?
CRC32.Create() : HashAlgorithm.Create(name))
{
try { this.HashBytes[name] = hash.ComputeHash(file); }
catch (Exception) { }
}
}
}));
}
public void CRC32_Should_CalculateCorrectHashBytes_When_ProvidedStream()
{
// Arrange
var expected = new byte[]
{
0x88, 0x93, 0xef, 0x97
};
byte[] actual;
// Act
using (var sr = new StreamReader($"{ _assemblyPath }gettysburg.txt"))
{
actual = CRC32.Create().ComputeToBytes(sr.BaseStream);
}
// Assert
Assert.Equal(expected, actual);
}
