public void Invoke_SaveChanges_When_UserFollowee_Exists()
{
//Arrange
var fakeUnit = new Mock <IUnitOfWork>();
var fakeDateTimeProvider = Mock.Of <IDateTimeProvider>();
var fakeFolloweeService = new Mock <IFolloweeService>();
var fakeUserFolloweeRepo = new Mock <IGenericRepository <UserFollowee> >();
var sut = new UserFolloweeService(fakeUnit.Object, fakeFolloweeService.Object, fakeDateTimeProvider);
var userFollowee = new UserFollowee {
UserId = "123", FolloweeId = "456"
};
var userFolloweeCollection = new List <UserFollowee> {
userFollowee
};
fakeUserFolloweeRepo.Setup(s => s.All).Returns(userFolloweeCollection.AsQueryable);
fakeUnit.Setup(u => u.UserFollowees).Returns(fakeUserFolloweeRepo.Object);
fakeUnit.Setup(s => s.SaveChanges()).Verifiable();
//Act
sut.DeleteUserFollowee(userFollowee.UserId, userFollowee.FolloweeId);
//Assert
fakeUnit.Verify(v => v.SaveChanges(), Times.Once);
}
public void Invoke_Add_In_UserFolloweeRepo_When_Followee_Is_New()
{
//Arrange
var fakeUnit = new Mock <IUnitOfWork>();
var fakeDateTimeProvider = Mock.Of <IDateTimeProvider>();
var fakeFolloweeService = new Mock <IFolloweeService>();
var fakeFolloweeRepo = new Mock <IGenericRepository <Followee> >();
var fakeUserFolloweeRepo = new Mock <IGenericRepository <UserFollowee> >();
var sut = new UserFolloweeService(fakeUnit.Object, fakeFolloweeService.Object, fakeDateTimeProvider);
var followee = new Followee {
FolloweeId = "456"
};
var userFolloweeToAdd = new FolloweeFromApiDto {
FolloweeId = "789"
};
var followeeCollection = new List <Followee> {
followee
};
fakeFolloweeRepo.Setup(r => r.AllAndDeleted).Returns(followeeCollection.AsQueryable());
fakeUnit.Setup(u => u.Followees).Returns(fakeFolloweeRepo.Object);
fakeUnit.Setup(u => u.UserFollowees).Returns(fakeUserFolloweeRepo.Object);
fakeFolloweeService.Setup(s => s.Create(userFolloweeToAdd)).Returns(new Followee {
FolloweeId = userFolloweeToAdd.FolloweeId
});
//Act
sut.SaveUserFollowee("123", userFolloweeToAdd);
//Assert
fakeUserFolloweeRepo.Verify(v => v.Add(It.IsAny <UserFollowee>()), Times.Once());
}
public void Invoke_SaveChanges_When_Followee_Exists_But_Deleted()
{
//Arrange
var fakeUnit = new Mock <IUnitOfWork>();
var dateTimeProvider = new TestDateTimeProvider();
var fakeFolloweeService = new Mock <IFolloweeService>();
var fakeFolloweeRepo = new Mock <IGenericRepository <Followee> >();
var fakeUserFolloweeRepo = new Mock <IGenericRepository <UserFollowee> >();
var sut = new UserFolloweeService(fakeUnit.Object, fakeFolloweeService.Object, dateTimeProvider);
var followee = new Followee {
FolloweeId = "789", IsDeleted = true, DeletedOn = dateTimeProvider.DeletedOn
};
var userFolloweeToAdd = new FolloweeFromApiDto {
FolloweeId = "789"
};
var followeeCollection = new List <Followee> {
followee
};
fakeFolloweeRepo.Setup(r => r.AllAndDeleted).Returns(followeeCollection.AsQueryable());
fakeUnit.Setup(u => u.Followees).Returns(fakeFolloweeRepo.Object);
fakeUnit.Setup(u => u.UserFollowees).Returns(fakeUserFolloweeRepo.Object);
fakeUnit.Setup(s => s.SaveChanges()).Verifiable();
//Act
sut.SaveUserFollowee("456", userFolloweeToAdd);
//Assert
fakeUnit.Verify(v => v.SaveChanges(), Times.Exactly(2)); // once for saving the changes of Deleted state and once for the UserFollowee
}
public void Change_DeletedOn_When_Followee_Exist_But_Deleted()
{
//Arrange
var fakeUnit = new Mock <IUnitOfWork>();
var dateTimeProvider = new TestDateTimeProvider();
var fakeFolloweeService = new Mock <IFolloweeService>();
var fakeFolloweeRepo = new Mock <IGenericRepository <Followee> >();
var fakeUserFolloweeRepo = new Mock <IGenericRepository <UserFollowee> >();
var sut = new UserFolloweeService(fakeUnit.Object, fakeFolloweeService.Object, dateTimeProvider);
var followee = new Followee {
FolloweeId = "789", IsDeleted = true, DeletedOn = dateTimeProvider.DeletedOn
};
var userFolloweeToAdd = new FolloweeFromApiDto {
FolloweeId = "789"
};
var followeeCollection = new List <Followee> {
followee
};
fakeFolloweeRepo.Setup(r => r.AllAndDeleted).Returns(followeeCollection.AsQueryable());
fakeUnit.Setup(u => u.Followees).Returns(fakeFolloweeRepo.Object);
fakeUnit.Setup(u => u.UserFollowees).Returns(fakeUserFolloweeRepo.Object);
//Act
sut.SaveUserFollowee("456", userFolloweeToAdd);
//Assert
Assert.AreEqual(dateTimeProvider.Now, followee.ModifiedOn.Value);
}
public void Return_False_When_User_Saved_This_Followee()
{
//Arrange
var fakeUnit = new Mock <IUnitOfWork>();
var fakeDateTimeProvider = Mock.Of <IDateTimeProvider>();
var fakeFolloweeService = new Mock <IFolloweeService>();
var fakeUserFolloweeRepo = new Mock <IGenericRepository <UserFollowee> >();
var sut = new UserFolloweeService(fakeUnit.Object, fakeFolloweeService.Object, fakeDateTimeProvider);
var userFollowee = new UserFollowee {
UserId = "123", FolloweeId = "456"
};
var userFolloweeCollection = new List <UserFollowee> {
userFollowee
};
fakeUserFolloweeRepo.Setup(s => s.All).Returns(userFolloweeCollection.AsQueryable());
fakeUnit.Setup(u => u.UserFollowees).Returns(fakeUserFolloweeRepo.Object);
//Act
var expectedResult = sut.AnyUserSavedThisFolloweeById("123");
//Assert
Assert.IsFalse(expectedResult);
}
public void Return_False_When_UserFollowee_Does_Not_Exist()
{
//Arrange
var fakeUnit = new Mock <IUnitOfWork>();
var fakeDateTimeProvider = Mock.Of <IDateTimeProvider>();
var fakeFolloweeService = Mock.Of <IFolloweeService>();
var sut = new UserFolloweeService(fakeUnit.Object, fakeFolloweeService, fakeDateTimeProvider);
var fakeUserFolloweeRepo = new Mock <IGenericRepository <UserFollowee> >();
var userFollowee = new UserFollowee {
UserId = "123", FolloweeId = "456"
};
var userFolloweeCollection = new List <UserFollowee> {
userFollowee
};
fakeUserFolloweeRepo.Setup(r => r.AllAndDeleted).Returns(userFolloweeCollection.AsQueryable());
fakeUnit.Setup(u => u.UserFollowees).Returns(fakeUserFolloweeRepo.Object);
//Act
var exists = sut.UserFolloweeExistsInDeleted(userFollowee.UserId, "789");
//Assert
Assert.IsFalse(exists);
}
public void Throw_Argument_Null_Exception_When_FolloweeId_Is_Null()
{
//Arrange
var fakeUnit = Mock.Of <IUnitOfWork>();
var fakeDateTimeProvider = Mock.Of <IDateTimeProvider>();
var fakeFolloweeService = Mock.Of <IFolloweeService>();
var sut = new UserFolloweeService(fakeUnit, fakeFolloweeService, fakeDateTimeProvider);
//Act & Assert
Assert.ThrowsException <ArgumentNullException>(() => sut.DeleteUserFollowee("123", null));
}
public void Throw_Argument_Null_Exception_When_UserId_Is_Null()
{
//Arrange
var fakeUnit = Mock.Of <IUnitOfWork>();
var fakeDateTimeProvider = Mock.Of <IDateTimeProvider>();
var fakeFolloweeService = Mock.Of <IFolloweeService>();
var followee = new FolloweeFromApiDto();
var sut = new UserFolloweeService(fakeUnit, fakeFolloweeService, fakeDateTimeProvider);
//Act & Assert
Assert.ThrowsException <ArgumentNullException>(() => sut.SaveUserFollowee(null, followee));
}
public void Change_Deleted_State_When_Followee_Exists_UserFollowee_Is_Deleted()
{
//Arrange
var fakeUnit = new Mock <IUnitOfWork>();
var dateTimeProvider = new TestDateTimeProvider();
var fakeFolloweeService = new Mock <IFolloweeService>();
var fakeFolloweeRepo = new Mock <IGenericRepository <Followee> >();
var fakeUserFolloweeRepo = new Mock <IGenericRepository <UserFollowee> >();
var sut = new UserFolloweeService(fakeUnit.Object, fakeFolloweeService.Object, dateTimeProvider);
var followee = new Followee {
FolloweeId = "789", IsDeleted = false
};
var userFolloweeToAdd = new FolloweeFromApiDto {
FolloweeId = "789"
};
var followeeCollection = new List <Followee> {
followee
};
var userFollowee = new UserFollowee {
UserId = "456", FolloweeId = userFolloweeToAdd.FolloweeId, IsDeleted = true, DeletedOn = dateTimeProvider.DeletedOn
};
var userFolloweeCollection = new List <UserFollowee> {
userFollowee
};
fakeUserFolloweeRepo.Setup(r => r.AllAndDeleted).Returns(userFolloweeCollection.AsQueryable());
fakeFolloweeRepo.Setup(r => r.AllAndDeleted).Returns(followeeCollection.AsQueryable());
fakeUnit.Setup(u => u.Followees).Returns(fakeFolloweeRepo.Object);
fakeUnit.Setup(u => u.UserFollowees).Returns(fakeUserFolloweeRepo.Object);
//Act
sut.SaveUserFollowee("456", userFolloweeToAdd);
//Assert
Assert.IsFalse(userFollowee.IsDeleted);
Assert.IsNull(userFollowee.DeletedOn);
}
public void Invoke_SaveChanges_When_Followee_Exists_UserFollowee_Is_New()
{
//Arrange
var fakeUnit = new Mock <IUnitOfWork>();
var fakeDateTimeProvider = Mock.Of <IDateTimeProvider>();
var fakeFolloweeService = new Mock <IFolloweeService>();
var fakeFolloweeRepo = new Mock <IGenericRepository <Followee> >();
var fakeUserFolloweeRepo = new Mock <IGenericRepository <UserFollowee> >();
var sut = new UserFolloweeService(fakeUnit.Object, fakeFolloweeService.Object, fakeDateTimeProvider);
var followee = new Followee {
FolloweeId = "789", IsDeleted = false
};
var userFolloweeToAdd = new FolloweeFromApiDto {
FolloweeId = "789"
};
var followeeCollection = new List <Followee> {
followee
};
var userFollowee = new UserFollowee {
UserId = "456", FolloweeId = "444"
};
var userFolloweeCollection = new List <UserFollowee> {
userFollowee
};
fakeUserFolloweeRepo.Setup(r => r.AllAndDeleted).Returns(userFolloweeCollection.AsQueryable());
fakeFolloweeRepo.Setup(r => r.AllAndDeleted).Returns(followeeCollection.AsQueryable());
fakeUnit.Setup(u => u.Followees).Returns(fakeFolloweeRepo.Object);
fakeUnit.Setup(u => u.UserFollowees).Returns(fakeUserFolloweeRepo.Object);
//Act
sut.SaveUserFollowee("456", userFolloweeToAdd);
//Assert
fakeUnit.Verify(v => v.SaveChanges(), Times.Once);
}
