public void GetLocation__ReturnsCorrectLocation()
{
var reader = new StringCodeReader("stri\nng\r\nanother\r\nstring");
var expectedLines = new[]
{
/*s :*/ "B 00 L 1 C 1",
/*t :*/ "B 01 L 1 C 2",
/*r :*/ "B 02 L 1 C 3",
/*i :*/ "B 03 L 1 C 4",
/*\n:*/ "B 04 L 1 C 5",
/*n :*/ "B 05 L 2 C 1",
/*g :*/ "B 06 L 2 C 2",
/*\r:*/ "B 07 L 2 C 3",
/*\n:*/ "B 08 L 2 C 4",
/*a :*/ "B 09 L 3 C 1",
/*n :*/ "B 10 L 3 C 2",
/*o :*/ "B 11 L 3 C 3",
/*t :*/ "B 12 L 3 C 4",
/*h :*/ "B 13 L 3 C 5",
/*e :*/ "B 14 L 3 C 6",
/*r :*/ "B 15 L 3 C 7",
/*\r:*/ "B 16 L 3 C 8",
/*\n:*/ "B 17 L 3 C 9",
/*s :*/ "B 18 L 4 C 1",
/*t :*/ "B 19 L 4 C 2",
/*r :*/ "B 20 L 4 C 3",
/*i :*/ "B 21 L 4 C 4",
/*n :*/ "B 22 L 4 C 5",
/*g :*/ "B 23 L 4 C 6",
};
var i = 0;
while (reader.Position != reader.Length)
{
SourceLocation l = reader.GetLocation();
reader.Advance(1);
Assert.AreEqual(expectedLines[i++], $"B {l.Byte:00} L {l.Line} C {l.Column}");
}
Assert.ThrowsException <ArgumentOutOfRangeException>(() => reader.Advance(1));
Assert.ThrowsException <ArgumentOutOfRangeException>(() => reader.Advance(-1));
}
