public void Write_UInt64_Throws_When_Buffer_Is_Too_Small()
{
var chars = new char[1];
var ex = Assert.Throws <ArgumentException>(() => Hexadecimal.Write(0UL, chars));
Assert.Equal("output", ex.ParamName);
}
public void Write_UInt64(ulong input, LetterCase letterCase, string expected)
{
var chars = new char[16];
Hexadecimal.Write(input, chars, letterCase);
Assert.Equal(expected, new string(chars));
}
public void Write_Byte(byte input, LetterCase letterCase, string expected)
{
var chars = new char[2];
Hexadecimal.Write(input, chars, letterCase);
Assert.Equal(expected, new string(chars));
}
public void Write_Throws_When_Buffer_Is_Too_Small(int byteCount, int charCount, char?separator)
{
var chars = new char[charCount];
var ex = Assert.Throws <ArgumentException>(() => Hexadecimal.Write(new byte[byteCount], chars, separator));
Assert.Equal("output", ex.ParamName);
}
private static string FormatHexadecimal(ReadOnlyMemory <byte> bytes)
{
var charLength = bytes.Length * 2;
var chars = charLength <= 64 ? stackalloc char[charLength] : new char[charLength];
Hexadecimal.Write(bytes.Span, chars);
return(new string(chars));
}
public void Write(byte[] input, LetterCase @case, char?separator, string expected)
{
var chars = new char[expected.Length];
Hexadecimal.Write(input, chars, separator, @case);
var actual = new string(chars);
Assert.Equal(expected, actual);
}