public void GetLinesFromOrGroupBlockTest()
{
int patternLength = 2;
var pattern = new string('\0', patternLength);
LineBuilder builder = new LineBuilder(pattern, null);
TextBlock aBlock = new TextBlock("a");
TextBlock bBlock = new TextBlock("bb");
TextBlock cBlock = new TextBlock("ccc");
OrGroupBlock orGroupBlock = new OrGroupBlock(new[] { aBlock, bBlock, cBlock });
List<string> lines = builder.GetLinesFromOrGroupBlock(0, orGroupBlock).ToList();
string[] expectedLines = new string[] { "a", "bb"};
CollectionAssert.AreEquivalent(expectedLines, lines);
}