public void OverloadOperator_CombineList_CheckContentsNewList()
{
//Arrange
RakList <int> list1 = new RakList <int>()
{
1, 2, 3, 4
};
RakList <int> list2 = new RakList <int>()
{
5, 6, 7, 8
};
RakList <int> expectedResult = new RakList <int>()
{
1, 2, 3, 4, 5, 6, 7, 8
};
//Act
RakList <int> newList = new RakList <int>();
newList = list1 + list2;
int actual = newList[3];
//Assert
Assert.AreEqual(expectedResult[3], actual);
}
public void Remove_ItemFromEmptyList_ReturnNull()
{
//Arrange
RakList <string> list = new RakList <string>();
//Act
list.Remove("value");
string actualValue = list[0];
//Assert
Assert.AreEqual(null, actualValue);
}
public void ToString_ListEmpty()
{
//Arrange
RakList <string> list = new RakList <string>();
string newString = " ";
//Act
string testString = list.ToString();
//Assert
Assert.AreEqual(newString, testString);
}
public void Add_AddItemToEmptyList()
{
//Arrange
RakList <int> list = new RakList <int>();
int expectedResult = 5;
//Act
list.Add(5);
int actualResult = list[0];
//Assert
Assert.AreEqual(expectedResult, actualResult);
}
public void Remove_NoItemExists_IndexRemainsSame()
{
//Arrange
RakList <int> list = new RakList <int> {
0, 1, 2, 3, 4
};
int input = 5;
//Act
list.Remove(input);
//Asser2
Assert.AreEqual(3, list[3]);
}
public void Add_AddItemToFullList_IncreaseCount()
{
//Arrange
RakList <int> list = new RakList <int>()
{
0, 1, 2, 3, 4
};
int newInput = 5;
//Act
list.Add(newInput);
//Assert
Assert.AreEqual(list.Count, 6);
}
public void Remove_ItemExists_CheckIndex()
{
//Arrange
RakList <int> list = new RakList <int> {
0, 1, 2, 3, 4
};
int input = 2;
//Act
list.Remove(input);
int expectedValue = 3;
//Assert
Assert.AreEqual(expectedValue, list[2]);
}
public void CheckItem_ItemExists_ReturnTrue()
{
//Arrange
RakList <int> list = new RakList <int> {
0, 1, 2, 3, 4
};
int input = 4;
bool foundItem;
//Act
foundItem = list.CheckItem(input);
//Assert
Assert.IsTrue(foundItem);
}
public void ToString_CombineToSingle_MatchStrings()
{
//Arrange
RakList <string> list = new RakList <string>()
{
"alpha", "bravo", "charlie", "delta"
};
string newString = "alpha, bravo, charlie, and delta";
//Act
string testString = list.ToString();
//Assert
Assert.AreEqual(newString, testString);
}
public void Remove_NoItemExists_ReturnFalse()
{
//Arrange
RakList <int> list = new RakList <int> {
0, 1, 2, 3, 4
};
int input = 5;
bool foundItem;
//Act
list.Remove(input);
foundItem = false;
//Assert
Assert.IsFalse(foundItem);
}
public void OverloadOpeator_CombineLists_CompareListCounts()
{
//Arrange
RakList <int> list1 = new RakList <int>()
{
1, 2, 3, 4
};
RakList <int> list2 = new RakList <int>();
//Act
RakList <int> newList = new RakList <int>();
newList = list1 + list2;
//Assert
Assert.AreEqual(list1.Count, newList.Count);
}
public void Add_AddItemToOccupupiedList()
{
//Arrange
RakList <string> list = new RakList <string>()
{
"alpha", "bravo", "charlie", "delta"
};
string input = "echo";
//Act
list.Add(input);
string expectedResult = input;
//Assert
Assert.AreEqual(input, list[4]);
}
public void Remove_MoreThanOneItemExists_ChecksCount()
{
//Arrange
RakList <string> list = new RakList <string>()
{
"alpha", "bravo", "charlie", "delta", "echo", "alpha"
};
int expectedValue = 4;
//Act
list.Remove("alpha");
//test that count goes down
Assert.AreEqual(expectedValue, list.Count);
}
public void Add_AddItemToFullList_AddToNewIndex()
{
//Arrange
RakList <int> list = new RakList <int>()
{
0, 1, 2, 3, 4
};
int newInput = 5;
int actualResult = newInput;
//Act
list.Add(newInput);
//Assert
Assert.AreEqual(newInput, list[5]); //input will be found at newList[0];
}
public void Remove_NoItemExists()
{
//Arrange
RakList <int> list = new RakList <int>()
{
0, 1, 2, 3, 4
};
int input = 5;
//Act
list.Remove(input);
int actualValue = list.Count;
int expectedValue = 5;
//Assert
//remove something that doesn't exist count remains same
Assert.AreEqual(expectedValue, actualValue);
}
public void Subtract_OneListGreater_GetDifference()
{
//Arrange
RakList <int> list1 = new RakList <int>()
{
1, 2, 3, 4, 5
};
RakList <int> list2 = new RakList <int>()
{
1, 2, 3
};
//Act
RakList <int> newList = new RakList <int>();
newList = list1 - list2;
//Assert
Assert.AreEqual(newList[0], list1[3]);
}
public void OverloadOperator_CombineLists_CheckMatchingIndex()
{
//Arrange
RakList <int> list1 = new RakList <int>()
{
1, 2, 3, 4
};
RakList <int> list2 = new RakList <int>()
{
5, 6, 7, 8
};
RakList <int> expectedResult = new RakList <int>()
{
1, 2, 3, 4, 5, 6, 7, 8
};
//Act
RakList <int> newList = new RakList <int>();
newList = list1 + list2;
//Assert
Assert.AreEqual(list1[1], expectedResult[1]);
}
public void OverloadOperator_CombineLists_CompareCounts()
{
//Arrange
RakList <int> list1 = new RakList <int>()
{
1, 2, 3, 4
};
RakList <int> list2 = new RakList <int>()
{
5, 6, 7, 8
};
RakList <int> expectedResult = new RakList <int>()
{
1, 2, 3, 4, 5, 6, 7, 8
};
//Act
RakList <int> newList = new RakList <int>();
newList = list1 + list2;
//Assert
Assert.AreEqual(list2[1], expectedResult[list1.Count + 1]);
}
