public void RemoveFromList_Where_OriginalList_Is_Null_Returns_Empty()
{
Collection <string> listToRemove = new Collection <string>()
{
"Bar", "Nar"
};
List <string> filteredList = new List <string>(ListLibrary.RemoveFromList(listToRemove, null));
Assert.IsEmpty(filteredList);
}
public void RemoveFromList_Where_ListToRemove_Is_Null_Returns_OriginalList()
{
Collection <string> originalList = new Collection <string>()
{
"Foo", "Bar", "Moo", "Nar"
};
List <string> filteredList = new List <string>(ListLibrary.RemoveFromList(null, originalList));
Assert.IsTrue(originalList.Count == filteredList.Count);
Assert.AreEqual(originalList[0], filteredList[0]);
Assert.AreEqual(originalList[1], filteredList[1]);
Assert.AreEqual(originalList[2], filteredList[2]);
Assert.AreEqual(originalList[3], filteredList[3]);
}
public void RemoveFromList_Where_All_Original_Items_Removed_Returns_Empty()
{
Collection <string> listToRemove = new Collection <string>()
{
"Foo", "Bar", "Moo", "Nar"
};
Collection <string> originalList = new Collection <string>()
{
"Foo", "Bar", "Moo", "Nar"
};
List <string> filteredList = new List <string>(ListLibrary.RemoveFromList(listToRemove, originalList));
Assert.IsEmpty(filteredList);
}
public void RemoveFromList_Where_No_Items_To_Remove_Found_Returns_OriginalList()
{
Collection <string> listToRemove = new Collection <string>()
{
"Fie", "Fei"
};
Collection <string> originalList = new Collection <string>()
{
"Foo", "Bar", "Moo", "Nar"
};
List <string> filteredList = new List <string>(ListLibrary.RemoveFromList(listToRemove, originalList));
Assert.IsTrue(originalList.Count == filteredList.Count);
Assert.AreEqual(originalList[0], filteredList[0]);
Assert.AreEqual(originalList[1], filteredList[1]);
Assert.AreEqual(originalList[2], filteredList[2]);
Assert.AreEqual(originalList[3], filteredList[3]);
}
public void RemoveFromList_Where_Case_Ignored_Removes_Differing_Cases_Of_Same_Items()
{
Collection <string> listToRemove = new Collection <string>()
{
"bar", "Nar", "Fei", "Fie"
};
Collection <string> originalList = new Collection <string>()
{
"Foo", "Bar", "Moo", "Nar"
};
List <string> expectedResults = new List <string>()
{
"Foo", "Moo"
};
List <string> filteredList = new List <string>(ListLibrary.RemoveFromList(listToRemove, originalList, caseSensitive: false));
Assert.IsTrue(originalList.Count > filteredList.Count);
Assert.AreEqual(expectedResults[0], filteredList[0]);
Assert.AreEqual(expectedResults[1], filteredList[1]);
}
public void RemoveFromList_Removes_Matching_Items_From_List()
{
Collection <string> listToRemove = new Collection <string>()
{
"Bar", "Nar", "Fei", "Fie"
};
Collection <string> originalList = new Collection <string>()
{
"Foo", "Bar", "Moo", "Nar"
};
List <string> expectedResults = new List <string>()
{
"Foo", "Moo"
};
List <string> filteredList = new List <string>(ListLibrary.RemoveFromList(listToRemove, originalList));
Assert.IsTrue(originalList.Count > filteredList.Count);
Assert.AreEqual(expectedResults[0], filteredList[0]);
Assert.AreEqual(expectedResults[1], filteredList[1]);
}
public void RemoveFromList_Where_Both_Lists_Are_Null_Returns_Empty()
{
List <string> filteredList = new List <string>(ListLibrary.RemoveFromList(null, null));
Assert.IsEmpty(filteredList);
}