public void ReplaceRelative4()
{
string result = XLHelper.ReplaceRelative("$A$1", 2, "B");
Assert.AreEqual("$A$1", result);
}
public void ReplaceRelativeB()
{
string result = XLHelper.ReplaceRelative("A:$A", 2, "B");
Assert.AreEqual("B:$A", result);
}