public void FilterListFromList_Of_Null_Base_List_Returns_Empty_List()
{
List <string> filterList = new List <string>()
{
"Foo", "Bar"
};
List <string> combinedList = null;
List <string> reducedList = StringLibrary.FilterListFromList(combinedList, filterList);
Assert.AreEqual(0, reducedList.Count);
}
public void FilterListFromList_Of_Null_Filter_List_Returns_Base_List()
{
List <string> filterList = null;
List <string> remnantList = new List <string>()
{
"One", "Two", "Three"
};
List <string> combinedList = remnantList;
List <string> reducedList = StringLibrary.FilterListFromList(combinedList, filterList);
Assert.AreEqual(remnantList[0], reducedList[0]);
Assert.AreEqual(remnantList[1], reducedList[1]);
Assert.AreEqual(remnantList[2], reducedList[2]);
}
public void FilterListFromList_Of_Intersecting_Lists_Returns_Filtered_List()
{
List <string> filterList = new List <string>()
{
"Foo", "Bar"
};
List <string> remnantList = new List <string>()
{
"One", "Two", "Three"
};
List <string> combinedList = new List <string>();
combinedList.Add(remnantList[0]);
combinedList.Add(filterList[0]);
combinedList.Add(remnantList[1]);
combinedList.Add(filterList[1]);
combinedList.Add(remnantList[2]);
List <string> reducedList = StringLibrary.FilterListFromList(combinedList, filterList);
Assert.AreEqual(remnantList[0], reducedList[0]);
Assert.AreEqual(remnantList[1], reducedList[1]);
Assert.AreEqual(remnantList[2], reducedList[2]);
}