public void AlphabetiseTest2()
{
List <string> words = new List <string> {
"c", "b", "a", "a", null, null
};
List <string> expected = new List <string> {
null, null, "a", "a", "b", "c"
};
List <string> actual = StringUtil.Alphabetise(words);
ListAssertEqual(expected, actual);
}
public void AlphabetiseTest3()
{
List <string> actual = StringUtil.Alphabetise(null);
}