public async Task UpdateUsersSampleAsync_ShouldReturn_OldUsersSample() { //arrange UsersSample usersSample = new UsersSample { Id = 1, SampleId = 98 }; var projectDBContext = new ProjectDBContext(options); var projectrepoDB = new ProjectRepoDB(projectDBContext); //act var result = await projectrepoDB.UpdateUsersSampleAsync(usersSample); //assert Assert.Equal(usersSample.SampleId, result.SampleId); }