public void DatabaseCapacityIsSixteen()
{
IntDataBase db = new IntDataBase(new List <int>()
{
1, 2
});
Assert.AreEqual(16, db.Capacity, "Capacity must be 16");
}
public void DatebaseElementsReturnsValidCollection()
{
//Arrange
IntDataBase db = new IntDataBase(new List <int>()
{
1, 2, 3
});
//Assert
CollectionAssert.AreEqual(new int[] { 1, 2, 3 }, db.Elements);
Assert.AreEqual(3, db.Count, string.Format(ErrorMessageForDifferentCount, 3));
}
public void DatabaseAddElement()
{
//Arrange
IntDataBase db = new IntDataBase(new List <int>()
{
1
});
//Act
db.Add(2);
//Assert
Assert.AreEqual(2, db.Count, ErrorMessageForDifferentCount, 2);
}
public void RemoveSingleElement()
{
//Arrange
IntDataBase db = new IntDataBase(new List <int>()
{
1, 2, 3, 4
});
//Act
db.Remove();
//Assert
CollectionAssert.AreEqual(new int[] { 1, 2, 3 }, db.Elements);
}
public void CheckIfAddedElementsIsLastElementInCollection()
{
//Arrange
IntDataBase db = new IntDataBase(new List <int>()
{
1
});
//Act
db.Add(2);
//Assert
CollectionAssert.AreEqual(new int[] { 1, 2 }, db.Elements);
}
public void DatabaseAddMoreElementsThanCapacityOfDatabase(int count)
{
//Arrange
List <int> list = new List <int>();
for (int i = 0; i < count; i++)
{
list.Add(i);
}
IntDataBase db = new IntDataBase(list);
//Assert
Assert.Throws <InvalidOperationException>(() => db.Add(3), "Cannot add more elements than max capacity");
}
public void RemoveMoreElementsThanCollectionHave()
{
//Arrange
IntDataBase db = new IntDataBase(new List <int>()
{
1, 2
});
//Act
db.Remove();
db.Remove();
//Assert
Assert.Throws <InvalidOperationException>(() => db.Remove());
}
public void DatebaseContructorWorkWithValidNumberOfElements(int count)
{
//Arrange
List <int> list = new List <int>();
for (int i = 0; i < count; i++)
{
list.Add(i);
}
//Act
IntDataBase db = new IntDataBase(list);
//Assert
Assert.AreEqual(count, db.Count, string.Format(ErrorMessageForDifferentCount, count));
}
