public void GivenAnExistingEntity_WhenUpdating_ThePersistedEntityIsUpdated()
{
var fakeEntity = new Entity {
Id = 2
};
var fakeUpdate = new Entity {
Id = 2, Name = "N1", PrimaryEmail = "p1", RegistrationNumber = "r1", Url = "U1"
};
var entityList = Enumerable.Range(0, 100)
.Select(r => r == fakeEntity.Id ? fakeEntity : new Entity {
Id = r
});
contextMock.SetupGet(r => r.Entities).Returns(entityList.ToDbSet());
var response = entitiesController.UpdateEntity(fakeUpdate.Id, fakeUpdate);
contextMock.Verify(r => r.SaveChanges(), Times.Once);
Assert.AreEqual(fakeUpdate.Name, fakeEntity.Name);
Assert.AreEqual(fakeUpdate.PrimaryEmail, fakeEntity.PrimaryEmail);
Assert.AreEqual(fakeUpdate.RegistrationNumber, fakeEntity.RegistrationNumber);
}