public void ToString_AnEmptyList_ReturnEmptyList()
{
// arrange
CustomsListClass <int> testList = new CustomsListClass <int>();
string expected = "";
string actual;
// act
actual = testList.ToString();
// assert
Assert.AreEqual(expected, actual);
}
public void Remove_ItemOfEmptyLIst_CheckCountEqualsZero()
{
// arrange
CustomsListClass <int> testList = new CustomsListClass <int>();
int expected = 0;
int actual;
// act
testList.Remove(1);
actual = testList.Count;
// assert
Assert.AreEqual(expected, actual);
}
public void Add_AddToEmptyList_CountGoesToOne()
{
// arrange
CustomsListClass <int> testList = new CustomsListClass <int>();
int expected = 1;
int actual;
// act
testList.Add(5);
actual = testList.Count;
// assert
Assert.AreEqual(expected, actual);
}
public void Add_AddToEmptyList_ItemGoesToIndexZero()
{
// arrange
CustomsListClass <int> testList = new CustomsListClass <int>();
int expected = 1;
int actual;
// act
testList.Add(1);
actual = testList[0];
// assert
Assert.AreEqual(expected, actual);
}
public void Add_AddToListWithExistingItem_NewItemGoesToEndOfList()
{
// arrange
CustomsListClass <int> testList = new CustomsListClass <int>();
int expected = 2;
int actual;
// act
testList.Add(1);
testList.Add(2);
actual = testList[1];
// assert
Assert.AreEqual(expected, actual);
}
public void Overload_PlusOperator_WithEmptyListOneAndListTwo()
{
// arrange
CustomsListClass <int> testListOne = new CustomsListClass <int>();
CustomsListClass <int> testListTwo = new CustomsListClass <int>();
string expected = "246";
string actual;
// act
testListTwo.Add(2);
testListTwo.Add(4);
testListTwo.Add(6);
actual = (testListOne + testListTwo).ToString();
// assert
Assert.AreEqual(expected, actual);
}
public void OverloadMinusOperator_WithListOneAndEmptyListTwo_ReturnAllValuesOfListOne()
{
// arrange
CustomsListClass <int> testListOne = new CustomsListClass <int>();
CustomsListClass <int> testListTwo = new CustomsListClass <int>();
string expected = "135";
string actual;
// act
testListOne.Add(1);
testListOne.Add(3);
testListOne.Add(5);
actual = (testListOne - testListTwo).ToString();
// assert
Assert.AreEqual(expected, actual);
}
public void To_String_AList()
{
// arrange
CustomsListClass <int> testList = new CustomsListClass <int>();
string expected = "1234";
string actual;
// act
testList.Add(1);
testList.Add(2);
testList.Add(3);
testList.Add(4);
actual = testList.ToString();
// assert
Assert.AreEqual(expected, actual);
}
public void Add_ItemFive_CheckIndexFour()
{
// arrange
CustomsListClass <int> testList = new CustomsListClass <int>();
int expected = 9;
int actual;
// act
testList.Add(5);
testList.Add(6);
testList.Add(7);
testList.Add(8);
testList.Add(9);
actual = testList[4];
// assert
Assert.AreEqual(expected, actual);
}
public void Add_ItemFive_CountToFive()
{
// arrange
CustomsListClass <int> testList = new CustomsListClass <int>();
int expected = 5;
int actual;
// act
testList.Add(5);
testList.Add(6);
testList.Add(7);
testList.Add(8);
testList.Add(9);
actual = testList.Count;
// assert
Assert.AreEqual(expected, actual);
}
public void Zip_ListOneHasThreeItemsAndListTwoHas2Items_ResultShouldStopAtTheEndOfShortestList()
{
CustomsListClass <int> testListOne = new CustomsListClass <int>();
CustomsListClass <int> testListTwo = new CustomsListClass <int>();
CustomsListClass <int> newList = new CustomsListClass <int>();
string expected = "12345";
string actual;
// act
testListOne.Add(1);
testListOne.Add(3);
testListOne.Add(5);
testListTwo.Add(2);
testListTwo.Add(4);
actual = newList.Zip(testListOne, testListTwo).ToString();
// assert
Assert.AreEqual(expected, actual);
}
public void Overload_PlusOperator_WithListOneWithTwoItemsAndListTwoWithThreeItems()
{
// arrange
CustomsListClass <int> testListOne = new CustomsListClass <int>();
CustomsListClass <int> testListTwo = new CustomsListClass <int>();
string expected = "13246";
string actual;
// act
testListOne.Add(1);
testListOne.Add(3);
testListTwo.Add(2);
testListTwo.Add(4);
testListTwo.Add(6);
actual = (testListOne + testListTwo).ToString();
// assert
Assert.AreEqual(expected, actual);
}
public void ToString_AList_ReturnOnlyOneThreeFour()
{
// arrange
CustomsListClass <int> testList = new CustomsListClass <int>();
string expected = "134";
string actual;
// act
testList.Add(1);
testList.Add(2);
testList.Add(3);
testList.Add(4);
testList.Remove(2);
actual = testList.ToString();
// assert
Assert.AreEqual(expected, actual);
}
public void Remove_ItemFour_CheckCountEqualsToThree()
{
// arrange
CustomsListClass <int> testList = new CustomsListClass <int>();
int expected = 4;
int actual;
// act
testList.Add(1);
testList.Add(2);
testList.Add(3);
testList.Add(4);
testList.Add(5);
testList.Remove(4);
actual = testList.Count;
// assert
Assert.AreEqual(expected, actual);
}
public void Zip_ListOneAndListTwo_ResultOneTwoThreeFourFiveSix()
{
CustomsListClass <int> testListOne = new CustomsListClass <int>();
CustomsListClass <int> testListTwo = new CustomsListClass <int>();
CustomsListClass <int> newList = new CustomsListClass <int>();
string expected = "123456";
string actual;
// act
testListOne.Add(1);
testListOne.Add(3);
testListOne.Add(5);
testListTwo.Add(2);
testListTwo.Add(4);
testListTwo.Add(6);
actual = newList.Zip(testListOne, testListTwo).ToString();
// assert
Assert.AreEqual(expected, actual);
}
public void OverloadMinusOperator_WithListOneWithTwoValueOfFiveToListTwo_ReturnListOneWithOneAndFive()
{
// arrange
CustomsListClass <int> testListOne = new CustomsListClass <int>();
CustomsListClass <int> testListTwo = new CustomsListClass <int>();
string expected = "15";
string actual;
// act
testListOne.Add(1);
testListOne.Add(5);
testListOne.Add(5);
testListTwo.Add(2);
testListTwo.Add(4);
testListTwo.Add(5);
actual = (testListOne - testListTwo).ToString();
// assert
Assert.AreEqual(expected, actual);
}
public void OverloadMinusOperator_WithListOneAndListTwo_ReturnListOneOriginalSinceNoValueEqualsListTwo()
{
// arrange
CustomsListClass <int> testListOne = new CustomsListClass <int>();
CustomsListClass <int> testListTwo = new CustomsListClass <int>();
string expected = "135";
string actual;
// act
testListOne.Add(1);
testListOne.Add(3);
testListOne.Add(5);
testListTwo.Add(2);
testListTwo.Add(4);
testListTwo.Add(6);
actual = (testListOne - testListTwo).ToString();
// assert
Assert.AreEqual(expected, actual);
}
public void OverloadMinusOperator_WithListOneAndListTwo_ResultingListOneReturningWithOneMissing()
{
// arrange
CustomsListClass <int> testListOne = new CustomsListClass <int>();
CustomsListClass <int> testListTwo = new CustomsListClass <int>();
string expected = "35";
string actual;
// act
testListOne.Add(1);
testListOne.Add(3);
testListOne.Add(5);
testListTwo.Add(2);
testListTwo.Add(1);
testListTwo.Add(6);
actual = (testListOne - testListTwo).ToString();
// assert
Assert.AreEqual(expected, actual);
}
public void Remove_ItemTwo_CheckIndexTwo()
{
// arrange
CustomsListClass <int> testList = new CustomsListClass <int>();
int expected = 4;
int actual;
// act
testList.Add(1);
testList.Add(2);
testList.Add(3);
testList.Add(4);
testList.Add(5);
testList.Remove(2);
actual = testList[2];
// assert
Assert.AreEqual(expected, actual);
}
public void Remove_ItemThree_CheckItemThreeAtIndexFour()
{
// arrange
CustomsListClass <int> testList = new CustomsListClass <int>();
int expected = 3;
int actual;
// act
testList.Add(1);
testList.Add(2);
testList.Add(3);
testList.Add(4);
testList.Add(5);
testList.Add(3);
testList.Remove(3);
actual = testList[4];
// assert
Assert.AreEqual(expected, actual);
}
