public void IncrementTests()
{
Cursor c = new Cursor();
Assert.AreEqual(0, c.Offset);
Assert.AreEqual(0, c.Line);
Assert.AreEqual(0, c.LinePos);
c++;
Assert.AreEqual(1, c.Offset);
Assert.AreEqual(0, c.Line);
Assert.AreEqual(1, c.LinePos);
c++;
Assert.AreEqual(2, c.Offset);
Assert.AreEqual(0, c.Line);
Assert.AreEqual(2, c.LinePos);
c = c.Newline();
Assert.AreEqual(3, c.Offset);
Assert.AreEqual(1, c.Line);
Assert.AreEqual(0, c.LinePos);
c++;
Assert.AreEqual(4, c.Offset);
Assert.AreEqual(1, c.Line);
Assert.AreEqual(1, c.LinePos);
c = c + 2;
Assert.AreEqual(6, c.Offset);
Assert.AreEqual(1, c.Line);
Assert.AreEqual(3, c.LinePos);
}
/// <summary>
/// Validates that a newline occurs at cursor and advances cursor.
/// </summary>
/// <param name="input">input characters.</param>
/// <param name="cursor">Reference to the cursor.</param>
public static void ExpectSkipLineTerminator(char[] input, ref Cursor cursor)
{
char ch = PeekExpectChar(input, cursor, LineTerminatorChars);
// If we got carriage return, see if there is a linefeed...
if ((ch == '\r')
&& input.Length > (cursor + 1)
&& (input[cursor + 1] == '\n'))
{ // ... there is, skip it too...
cursor = cursor.Newline(2);
}
else
cursor = cursor.Newline();
}