public void TestSimple()
{
Assert.AreEqual(true, StringHelpers.Compare("aabbcc", "bb", 2));
Assert.AreEqual(false, StringHelpers.Compare("aabbcc", "bb", 3));
}
public void Print(string text, PrintOptions options = PrintOptions.None)
{
if (text == null)
{
throw new ArgumentNullException("text");
}
if (!Enum.IsDefined(typeof(PrintOptions), options))
{
throw new ArgumentException("options");
}
int letters = 0;
for (int i = 0; i < text.Length; i++)
{
bool isPrinted = false;
if (options == PrintOptions.WholeWordsOnly &&
i != 0 &&
!char.IsPunctuation(text[i - 1]) &&
!char.IsWhiteSpace(text[i - 1]))
{
letters++;
continue;
}
foreach (ColoredWord cw in _coloredWords)
{
if (i + cw.Word.Length > text.Length ||
!StringHelpers.Compare(text, cw.Word, i))
{
continue;
}
if (options == PrintOptions.WholeWordsOnly &&
i + cw.Word.Length != text.Length &&
!char.IsPunctuation(text[i + cw.Word.Length]) &&
!char.IsWhiteSpace(text[i + cw.Word.Length]))
{
continue;
}
if (letters != 0)
{
string f = text.Substring(i - letters, letters);
_output.Print(f);
}
_output.Print(cw.Word, cw.Color);
letters = 0;
isPrinted = true;
i += cw.Word.Length - 1;
break;
}
if (!isPrinted)
{
letters++;
}
}
if (letters != 0)
{
_output.Print(text.Substring(text.Length - letters));
}
}
public void TestNullText()
{
Assert.Throws <ArgumentNullException>(
() => StringHelpers.Compare(null, "bb", 2));
}
public void TestNullValue()
{
Assert.Throws <ArgumentNullException>(
() => StringHelpers.Compare("aabbcc", null, 2));
}
public void TestInvalidStartIndex()
{
Assert.Throws <ArgumentOutOfRangeException>(
() => StringHelpers.Compare("aabbcc", "bbc", 4));
}
public void TestEmptyText()
{
Assert.AreEqual(false, StringHelpers.Compare("", "bb", 0));
Assert.AreEqual(true, StringHelpers.Compare("", "", 0));
}
public void TestEmptyValue()
{
Assert.AreEqual(true, StringHelpers.Compare("aabbcc", "", 2));
}