public void PeekExpectChar_SuccessCase()
{
char[] input = "this is the input".ToCharArray();
Cursor c = new Cursor();
for (int i = 0; i < input.Length; i++)
{
Assert.AreEqual(i, c);
Assert.AreEqual(input[i],
EsfParser.PeekExpectChar(input, c, input[i]));
c = c.Increment();
}
}
public void PeekExpectChar_ParseExceptionIsRaisedWhenInputDoesNotMatchExpected()
{
char[] input = "xxyy zz".ToCharArray();
Cursor c = new Cursor();
Assert.AreEqual('x', EsfParser.PeekExpectChar(input, c, 'x'));
c = c.Increment();
Assert.AreEqual('x', EsfParser.PeekExpectChar(input, c, 'x'));
c = c.Increment();
Assert.AreEqual('y', EsfParser.PeekExpectChar(input, c, 'y'));
c = c.Increment();
Assert.AreEqual('y', EsfParser.PeekExpectChar(input, c, 'y'));
c = c.Increment();
Assert.AreEqual('a', EsfParser.PeekExpectChar(input, c, 'a'));
Assert.Fail("Should have blew up when expecting an 'a' in position 4");
}
