public void Equals_DiffrentValuesMustReturnFalse_Test()
{
//Arrange
var equality = IntEqualityByLiteral.Build();
//Act
bool actual = equality.Equals(3, 4);
//Assert
Assert.IsFalse(actual);
}
public void Equals_SameValueMustReturnTrue_Test()
{
//Arrange
var equality = IntEqualityByLiteral.Build();
//Act
bool actual = equality.Equals(4, 4);
//Assert
Assert.IsTrue(actual);
}
public void Equals_NumberIsEqualToItself_Test()
{
//Arrange
var equality = IntEqualityByLiteral.Build();
Random random = new Random();
int numberEqualToItself = random.Next(int.MinValue, int.MaxValue);
//Act
bool actual = equality.Equals(numberEqualToItself, numberEqualToItself);
//Assert
Assert.IsTrue(actual);
}
public void SameDice_DiffrentIdMustReturnFalse_Test()
{
//Arrange
var someDice = Dice <int> .Build(0, 6, 5, false);
var equalityOperation = IntEqualityByLiteral.Build();
//Act
bool actual = someDice.SameDice(1, equalityOperation);
//Assert
Assert.IsFalse(actual);
}
public void SameDice_SameIdMustReturnTrue_Test()
{
//Arrange
var someDice = Dice <int> .Build(0, 6, 5, false);
var equalityOperation = IntEqualityByLiteral.Build();
bool actual = true;
//Act
actual = someDice.SameDice(0, equalityOperation);
//Assert
Assert.IsTrue(actual);
}
public void AmountOf_BeforeAddReturns0_Test()
{
//Arrange
List <int> list = new List <int>();
AmountOfItems <int> amountOfItems = ListBackedAmountOfItems <int> .Build(list);
var equalityOperation = IntEqualityByLiteral.Build();
int expected = 0;
//Act
int actual = amountOfItems.AmountOf(4, equalityOperation);
//Assert
Assert.AreEqual(expected, actual);
}
public void Equals_PostiveIsNotZero_Test()
{
//Arrange
var equality = IntEqualityByLiteral.Build();
Random random = new Random();
int firstNumber = 0;
int secondNumber = random.Next(firstNumber, 100000);
//Act
bool actual = equality.Equals(firstNumber, secondNumber);
//Assert
Assert.IsFalse(actual);
}
public void Equals_ZeroIsNotNegative_Test()
{
//Arrange
var equality = IntEqualityByLiteral.Build();
Random random = new Random();
int firstNumber = 0;
int secondNumber = random.Next(int.MinValue, -1);
//Act
bool actual = equality.Equals(firstNumber, secondNumber);
//Assert
Assert.IsFalse(actual);
}
public void AmountOf_IncreasesByOneWhenAddingOne_Test()
{
//Arrange
int literalToAdd = 0;
List <int> list = new List <int>();
AmountOfItems <int> amountOfItems = ListBackedAmountOfItems <int> .Build(list);
var equalityOperation = IntEqualityByLiteral.Build();
int expected = 1;
amountOfItems.AddOne(literalToAdd);
//Act
int after = amountOfItems.AmountOf(literalToAdd, equalityOperation);
//Assert
Assert.AreEqual(expected, after);
}
public void AmountOf_IncreasesByAmountWhenAddingMany_Test()
{
//Arrange
int literalToAdd = 9;
int amount = 10;
List <int> list = new List <int>();
var amountOfItems = ListBackedAmountOfItems <int> .Build(list);
var equalityOperation = IntEqualityByLiteral.Build();
int expected = amount;
amountOfItems.AddMany(literalToAdd, amount);
int actual = 0;
//Act
actual = amountOfItems.AmountOf(9, equalityOperation);
//Assert
Assert.AreEqual(expected, actual);
}
