public void SubtractionOperator_BothListsHaveSameValues_ReturnEmptyList()
{
// Assign
XanderList <int> expected = new XanderList <int>();
XanderList <int> actual = new XanderList <int>();
XanderList <int> testList1 = new XanderList <int>();
XanderList <int> testList2 = new XanderList <int>();
// add to list1
testList1.Add(1);
testList1.Add(2);
testList1.Add(3);
testList1.Add(4);
// add to list2
testList2.Add(1);
testList2.Add(2);
testList2.Add(3);
testList2.Add(4);
// Act
actual = testList1 - testList2;
// Assert
Assert.AreEqual(expected.ToString(), actual.ToString());
}
public void SubtractionOperator_DifferentSizedLists_ReturnListWithCorrectValues()
{
// Assign
XanderList <int> expected = new XanderList <int>();
XanderList <int> actual = new XanderList <int>();
XanderList <int> testList1 = new XanderList <int>();
XanderList <int> testList2 = new XanderList <int>();
// add to list1
testList1.Add(21);
testList1.Add(22);
testList1.Add(23);
testList1.Add(24);
// add to list2
testList2.Add(100);
testList2.Add(57);
testList2.Add(1009);
testList2.Add(21);
testList2.Add(20);
// add to expected XanderList
expected.Add(22);
expected.Add(23);
expected.Add(24);
// Act
actual = testList1 - testList2;
// Assert
Assert.AreEqual(expected.ToString(), actual.ToString());
}
public void Zip_BothListsCountAreEqual_ListCountIsDoubled()
{
// Assign
int expected;
int actual;
XanderList <int> oddTestList = new XanderList <int>();
XanderList <int> evenTestList = new XanderList <int>();
// add to oddTestList
oddTestList.Add(1);
oddTestList.Add(3);
oddTestList.Add(5);
// add to evenTestList
evenTestList.Add(2);
evenTestList.Add(4);
evenTestList.Add(6);
// Act
oddTestList = oddTestList.Zip(evenTestList);
expected = 6;
actual = oddTestList.Count;
// Assert
Assert.AreEqual(expected, actual);
}
public void SubtractionOperator_DuplicateValues_RemoveAllValues()
{
// Arrange
XanderList <int> expected = new XanderList <int>();
XanderList <int> actual = new XanderList <int>();
XanderList <int> testList1 = new XanderList <int>();
XanderList <int> testList2 = new XanderList <int>();
// adding to expected list
expected.Add(1);
// adding to testList1
testList1.Add(1);
testList1.Add(2);
testList1.Add(2);
testList1.Add(3);
// adding to testList2
testList2.Add(2);
testList2.Add(3);
// Act
actual = testList1 - testList2;
// Assert
Assert.AreEqual(expected.ToString(), actual.ToString());
}
public void Remove_RemoveFromMiddle_ListRemainsFlush()
{
// Assign
XanderList <int> testList = new XanderList <int>();
testList.Add(1);
testList.Add(2);
testList.Add(3);
testList.Add(4);
testList.Add(5);
testList.Add(6);
testList.Add(7);
testList.Add(8);
testList.Add(9);
testList.Add(10);
int expected = 8;
int actual;
// Act
testList.Remove(7);
actual = testList[6];
// Assert
Assert.AreEqual(expected, actual);
}
public void Zip_BothListsAreSameSize_ElementsAreInCorrectPosition()
{
// Assign
XanderList <int> expected = new XanderList <int>();
XanderList <int> actual = new XanderList <int>();
XanderList <int> oddTestList = new XanderList <int>();
XanderList <int> evenTestList = new XanderList <int>();
// add to oddTestList
oddTestList.Add(1);
oddTestList.Add(3);
oddTestList.Add(5);
// add to evenTestList
evenTestList.Add(2);
evenTestList.Add(4);
evenTestList.Add(6);
// add to expected list
expected.Add(1);
expected.Add(2);
expected.Add(3);
expected.Add(4);
expected.Add(5);
expected.Add(6);
// Act
actual = oddTestList.Zip(evenTestList);
// Assert
Assert.AreEqual(expected.ToString(), actual.ToString());
}
public void Zip_OneListIsEmpty_ReturnSameList()
{
// Arrange
XanderList <int> expected = new XanderList <int>();
XanderList <int> actual = new XanderList <int>();
XanderList <int> testList1 = new XanderList <int>();
XanderList <int> testList2 = new XanderList <int>();
// add to testList1
testList1.Add(1);
testList1.Add(2);
testList1.Add(3);
// add to expected list
expected.Add(1);
expected.Add(2);
expected.Add(3);
// Act
actual = testList1.Zip(testList2);
// Assert
Assert.AreEqual(expected.ToString(), actual.ToString());
}
public void AdditionOperator_DifferentSizedLists_ReturnListContainingAllValues()
{
// Arrange
XanderList <int> actual = new XanderList <int>();
XanderList <int> expected = new XanderList <int>();
XanderList <int> testList1 = new XanderList <int>();
XanderList <int> testList2 = new XanderList <int>();
// add to testList1
testList1.Add(1);
testList1.Add(2);
testList1.Add(3);
// add to testList2
testList2.Add(4);
testList2.Add(5);
// add to expected XanderList
expected.Add(1);
expected.Add(2);
expected.Add(3);
expected.Add(4);
expected.Add(5);
// Act
actual = testList1 + testList2;
// Assert
Assert.AreEqual(expected.ToString(), actual.ToString());
}
public void IEnumerator_LoopThroughList_CreatesStringOfAllNumbersInList()
{
// Arrange
XanderList <int> expected = new XanderList <int>();
XanderList <int> actual = new XanderList <int>();
XanderList <int> testList = new XanderList <int>();
testList.Add(1);
testList.Add(2);
testList.Add(3);
// add to expected list
expected.Add(1);
expected.Add(2);
expected.Add(3);
// Act
foreach (int number in testList)
{
actual.Add(number);
}
// Assert
Assert.AreEqual(expected.ToString(), actual.ToString());
}
public void Remove_ElementDoesNotExist_ReturnFalse()
{
// Arrange
XanderList <int> testList = new XanderList <int>();
testList.Add(88);
testList.Add(3);
testList.Add(99);
bool expected = false;
bool actual;
// Act
actual = testList.Remove(13);
// Assert
Assert.AreEqual(expected, actual);
}
public void Remove_RemoveElementFromList_ReturnTrue()
{
// Arrange
XanderList <int> testList = new XanderList <int>();
testList.Add(1);
testList.Add(2);
testList.Add(3);
testList.Add(4);
bool expected = true;
bool actual;
// Act
actual = testList.Remove(3);
// Assert
Assert.AreEqual(expected, actual);
}
public void Indexer_IndexExists_ThrowIndexOutOfRangeException()
{
// Arrange
XanderList <int> testList = new XanderList <int>();
testList.Add(1);
testList.Add(2);
testList.Add(3);
testList.Add(4);
testList.Add(5);
int actual;
// Act
actual = testList[6];
// Assert
// ExpectedException attribute is expecting an IndexOutOfRangeException to be thrown
}
public void Remove_ElementNotInList_CountInNotDecremented()
{
// Arrange
int expected;
int actual;
XanderList <int> testList = new XanderList <int>();
testList.Add(1);
testList.Add(2);
testList.Add(3);
// Act
testList.Remove(7);
expected = 3;
actual = testList.Count;
// Assert
}
public void Remove_RemoveElementWithValue_CountIsDecremented()
{
// Arrange
XanderList <int> testList = new XanderList <int>();
testList.Add(666);
testList.Add(920);
testList.Add(777);
int expected = 2;
int actual;
// Act
testList.Remove(666);
actual = testList.Count;;
// Assert
Assert.AreEqual(expected, actual);
}
public void Remove_RemoveLastIndex_LastIndexIsRemoved()
{
// Assign
int expected;
int actual;
XanderList <int> testList = new XanderList <int>();
testList.Add(1);
testList.Add(2);
// Act
expected = 1;
testList.Remove(2);
actual = testList[0];
// Assert
Assert.AreEqual(expected, actual);
}
public void ToString_Int_ReturnAllIntsWithSpaceBetween()
{
// Assign
XanderList <int> testList = new XanderList <int>();
testList.Add(1);
testList.Add(2);
testList.Add(3);
testList.Add(4);
string expected = "1 2 3 4";
string actual;
// Act
actual = testList.ToString();
// Assert
Assert.AreEqual(expected, actual);
}
public void ToString_Object_ReturnObjectToString()
{
// Assign
string expected;
string actual;
XanderList <ObjTestClass> testList = new XanderList <ObjTestClass>();
testList.Add(new ObjTestClass("John"));
testList.Add(new ObjTestClass("Wick"));
testList.Add(new ObjTestClass());
testList.Add(new ObjTestClass());
// Act
expected = "CustomList.ObjTestClass CustomList.ObjTestClass CustomList.ObjTestClass CustomList.ObjTestClass";
actual = testList.ToString();
//Assert
Assert.AreEqual(expected, actual);
}
public void ToString_Double_ReturnAllDoublesWithSpaceBetween()
{
// Assign
string expected;
string actual;
XanderList <double> testList = new XanderList <double>();
testList.Add(3.1);
testList.Add(3.2);
testList.Add(3.3);
testList.Add(90.9876770000);
testList.Add(56.7891770000);
// Act
expected = "3.1 3.2 3.3 90.987677 56.789177";
actual = testList.ToString();
// Assert
Assert.AreEqual(expected, actual);
}
public void AdditionOperator_AddCountOfBothLists_CountEqualsBothListCounts()
{
// Arrange
int expected;
int actual;
XanderList <int> testList1 = new XanderList <int>();
XanderList <int> testList2 = new XanderList <int>();
XanderList <int> returnedList = new XanderList <int>();
testList1.Add(1);
testList1.Add(2);
testList2.Add(3);
testList2.Add(4);
// Act
expected = 4;
returnedList = testList1 + testList2;
actual = returnedList.Count;
// Assert
Assert.AreEqual(expected, actual);
}
public void Add_AddToList_ListContainsElement()
{
// Arrange
XanderList <int> testList = new XanderList <int>();
int expected = 7;
int actual;
// Act
testList.Add(7);
actual = testList[testList.Count - 1];
// Assert
Assert.AreEqual(expected, actual);
}
public void AdditionOperator_JoinTwoLists_ReturnOneList()
{
// Arrange
XanderList <int> expected = new XanderList <int>();
XanderList <int> actual = new XanderList <int>();
XanderList <int> testList1 = new XanderList <int>();
XanderList <int> testList2 = new XanderList <int>();
testList1.Add(1);
testList1.Add(2);
testList2.Add(3);
testList2.Add(4);
expected.Add(1);
expected.Add(2);
expected.Add(3);
expected.Add(4);
// Act
actual = testList1 + testList2;
// Assert
Assert.AreEqual(expected.ToString(), actual.ToString());
}
public void Zip_ParameterListShorter_ElementsAreAtCorrectPosition()
{
// Assign
XanderList <int> expected = new XanderList <int>();
XanderList <int> actual = new XanderList <int>();
XanderList <int> testList1 = new XanderList <int>();
XanderList <int> testList2 = new XanderList <int>();
// add to testList1
testList1.Add(1);
testList1.Add(2);
testList1.Add(3);
testList1.Add(4);
testList1.Add(5);
// add to testList2
testList2.Add(1);
testList2.Add(2);
testList2.Add(3);
// addd to expected list
expected.Add(1);
expected.Add(1);
expected.Add(2);
expected.Add(2);
expected.Add(3);
expected.Add(3);
expected.Add(4);
expected.Add(5);
// Act
actual = testList1.Zip(testList2);
// Assert
Assert.AreEqual(expected.ToString(), actual.ToString());
}
public void Remove_RemoveOnlyValue_CountIsZero()
{
// Assign
int expected;
int actual;
XanderList <int> testList = new XanderList <int>();
testList.Add(1);
// Act
expected = 0;
testList.Remove(1);
actual = testList.Count;
// Assert
Assert.AreEqual(expected, actual);
}
// return element at index asked for
public void Indexer_GetIndexOfArray_GetElementAtIndex()
{
// Arrange
XanderList <int> testList = new XanderList <int>();
testList.Add(0);
testList.Add(2);
testList.Add(4);
testList.Add(1);
testList.Add(2);
testList.Add(3);
testList.Add(4);
int expected = 2;
int actual;
// Act
actual = testList[1];
// Assert
Assert.AreEqual(expected, actual);
}
public void ToString_String_ReturnAllStringsWithSpaceBetween()
{
// Arrange
string expected;
string actual;
XanderList <string> testList = new XanderList <string>();
testList.Add("testing");
testList.Add("the");
testList.Add("tostring");
testList.Add("method,");
testList.Add("did");
testList.Add("it");
testList.Add("work?");
// Act
expected = "testing the tostring method, did it work?";
actual = testList.ToString();
// Assert
Assert.AreEqual(expected, actual);
}
public void ToString_Boolean_ReturnBooleanValuesWithSpacesBetween()
{
// Assign
string expected;
string actual;
XanderList <bool> testList = new XanderList <bool>();
testList.Add(true);
testList.Add(true);
testList.Add(true);
testList.Add(false);
testList.Add(false);
testList.Add(false);
// Act
expected = "True True True False False False";
actual = testList.ToString();
// Assert
Assert.AreEqual(expected, actual);
}
public void Add_AddToEndOfList_IndexOfElementEqualsCount()
{
// Arrange
XanderList <int> testList = new XanderList <int>();
testList.Add(1);
testList.Add(2);
testList.Add(3);
testList.Add(4);
testList.Add(5);
testList.Add(6);
testList.Add(7);
testList.Add(8);
testList.Add(9);
testList.Add(10);
testList.Add(11);
testList.Add(12);
testList.Add(13);
testList.Add(14);
testList.Add(15);
testList.Add(16);
testList.Add(17);
testList.Add(18);
int expected = 100;
int actual;
// Act
testList.Add(100);
actual = testList[testList.Count - 1];
// Assert
Assert.AreEqual(expected, actual);
}