public void CommonPrefixFirstStringIsSubstringOfSecondCommonPrefixIsDetected()
{
// Whole case.
Assert.AreEqual(4, TextUtil.CommonPrefix("1234", "1234xyz"));
}
public void CommonPrefixDisjunctStringsNoCommonPrefix()
{
// Detect any common suffix.
// Null case.
Assert.AreEqual(0, TextUtil.CommonPrefix("abc", "xyz"));
}
public void CommonPrefixBothStringsStartWithSameCommonPrefixIsDetected2()
{
// Non-null case.
Assert.AreEqual(4, TextUtil.CommonPrefix("abc1234abcdef", "efgh1234xyz", 3, 4));
}
public void CommonPrefixBothStringsStartWithSameCommonPrefixIsDetected()
{
// Non-null case.
Assert.Equal(4, TextUtil.CommonPrefix("1234abcdef", "1234xyz"));
}