public void TestPosition()
{
var testDocument = string.Join("",
tokenLists
.SelectMany(x => x.Value)
.Select(v => string.Format("\t\t\t\t{0}\n", v.Item2)));
var SUT = new Scanner(testDocument, "TestDocument.hcl");
var expectedPos = Pos.CreateForFile("TestDocument.hcl");
char ch;
foreach (var tokenList in tokenLists)
{
foreach (var entry in tokenList.Value)
{
// First advance the expectedPos by 4 tabs
for (var i = 0; i < 4; i++)
{
expectedPos = expectedPos.NextInString(testDocument, out ch);
}
// Make the scanner scan another token
var actual = SUT.Scan();
Assert.That(actual.Pos.Offset, Is.EqualTo(expectedPos.Offset), "Wrong offset for {0}:{1}", tokenList.Key, entry.Item2);
Assert.That(actual.Pos.Line, Is.EqualTo(expectedPos.Line), "Wrong line for {0}:{1}", tokenList.Key, entry.Item2);
Assert.That(actual.Pos.Column, Is.EqualTo(expectedPos.Column), "Wrong column for {0}:{1}", tokenList.Key, entry.Item2);
Assert.That(actual.Pos.Filename, Is.EqualTo(expectedPos.Filename), "Wrong filename for {0}:{1}", tokenList.Key, entry.Item2);
Assert.That(SUT.ErrorCount, Is.EqualTo(0), "Should have no errors");
// Advance the ExpectedPos for the read in string
foreach (var _ in actual.Text)
{
expectedPos = expectedPos.NextInString(testDocument, out ch);
}
// Then advance the expectedPos by 1 more for the newline
expectedPos = expectedPos.NextInString(testDocument, out ch);
}
}
}
