public void BufferToHexConvertTest(int count)
{
var expectedBuffer = new byte[count];
new Random(count).NextBytes(expectedBuffer);
var expectedHexString = BitConverter.ToString(expectedBuffer).Replace("-", "").ToLowerInvariant();
var expectedHexBuffer = expectedHexString.ToCharArray();
// buffer -> hex string
var hexString = HexConvert.ToString(expectedBuffer, 0, expectedBuffer.Length);
Assert.Equal(expectedHexString, hexString);
// buffer -> hex buffer
var hexBuffer = HexConvert.ToCharArray(expectedBuffer, 0, expectedBuffer.Length);
Assert.Equal(expectedHexBuffer, hexBuffer);
// buffer -> hex buffer (copy)
hexBuffer = new char[expectedHexBuffer.Length];
HexConvert.Encode(new ArraySegment <byte>(expectedBuffer, 0, expectedBuffer.Length), new ArraySegment <char>(hexBuffer));
Assert.Equal(expectedHexBuffer, hexBuffer);
}
public void HexBytesEncodeTest(int count)
{
var inputBytes = new byte[count];
var r = new Random(count);
r.NextBytes(inputBytes);
var expectedBase64String = BitConverter.ToString(inputBytes).Replace("-", "").ToLowerInvariant();
var expectedBase64Buffer = expectedBase64String.ToCharArray().Select(v => (byte)v).ToArray();
// transform block
var inputOffset = r.Next(0, 100);
var inputBuffer = new byte[inputOffset + inputBytes.Length + inputOffset];
Buffer.BlockCopy(inputBytes, 0, inputBuffer, inputOffset, inputBytes.Length);
var outputOffset = r.Next(0, 100);
var outputBuffer = new byte[outputOffset + expectedBase64Buffer.Length];
var written = HexConvert.Encode(new ArraySegment <byte>(inputBuffer, inputOffset, inputBytes.Length), new ArraySegment <byte>(outputBuffer, outputOffset, outputBuffer.Length - outputOffset), out var inputUsed, out var outputUsed);
var actualOutput = outputBuffer.Skip(outputOffset).ToArray();
Assert.Equal(expectedBase64Buffer.Length, written);
Assert.Equal(expectedBase64Buffer.Length, outputUsed);
Assert.Equal(inputBytes.Length, inputUsed);
Assert.Equal(expectedBase64Buffer, actualOutput);
}
