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.UserFolloweeExistsInDeleted("Petka", null));
}