public void TestReadUntil()
{
SeekableStringReader s = new SeekableStringReader("hello there");
s.Read();
Assert.AreEqual("ello", s.ReadUntil(' '));
Assert.AreEqual('t', s.Peek());
Assert.Throws <ParseException>(() => s.ReadUntil('x'));
Assert.AreEqual("there", s.Rest());
Assert.Throws <ParseException>(() => s.Rest());
s.Rewind(int.MaxValue);
Assert.AreEqual("hell", s.ReadUntil('x', 'y', 'z', ' ', 'o'));
Assert.Throws <ParseException>(() => s.ReadUntil('x', 'y', '@'));
}
public void TestReadWhile()
{
SeekableStringReader s = new SeekableStringReader("123.456 foo");
Assert.AreEqual("123.456", s.ReadWhile('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '.'));
Assert.AreEqual("", s.ReadWhile('@'));
Assert.AreEqual(" ", s.ReadWhile(' '));
Assert.AreEqual("foo", s.Rest());
}
public void TestReadWhile()
{
SeekableStringReader s = new SeekableStringReader("123.456 foo");
Assert.AreEqual("123.456", s.ReadWhile("0123456789."));
Assert.AreEqual("", s.ReadWhile("@"));
Assert.AreEqual(" ", s.ReadWhile(" "));
Assert.AreEqual("foo", s.Rest());
}