public async Task UpdateUsersSampleSetsAsync_ShouldReturn_OldUsersSampleSets() { //arrange UsersSampleSets usersSampleSets = new UsersSampleSets { Id = 1, UserId = 99 }; ProjectDBContext projectDBContext = new ProjectDBContext(options); ProjectRepoDB projectRepoDB = new ProjectRepoDB(projectDBContext); //act var result = await projectRepoDB.UpdateUsersSampleSetsAsync(usersSampleSets); //assert Assert.Equal(usersSampleSets.UserId, result.UserId); }