public void ThrowArgumentNullException_WhenNullUserEntitiePassed()
{
// Arrange
var userRepositoryMock = new UserRepositoryMock();
// Act && Assert
Assert.ThrowsException <ArgumentNullException>(() => userRepositoryMock.Add(null));
}
public void AddUserEntitieToDatabase_WhenValidUserEntitiePassed()
{
// Arrange
var userRepositoryMock = new UserRepositoryMock();
var userMock = new Mock <IUserEntitie>();
userMock.SetupGet(u => u.Username).Returns("Ivan");
userMock.SetupGet(u => u.Password).Returns("12356");
// Act
userRepositoryMock.Add(userMock.Object);
// Assert
Assert.AreEqual(userRepositoryMock.FakeLiteDb.Count(), 1);
}