public void ReadFWS_WithNoWhiteSpace_ShouldDoNothing()
{
int index = NoWhitespace.Length - 1;
index = WhitespaceReader.ReadFwsReverse(NoWhitespace, index);
Assert.Equal(NoWhitespace.Length - 1, index);
index = WhitespaceInMiddle.Length - 1;
index = WhitespaceReader.ReadFwsReverse(WhitespaceInMiddle, index);
Assert.Equal(WhitespaceInMiddle.Length - 1, index);
}