public void Should_find_all_policies_when_search_string_is_empty() { var expectedPolicies = _dataService.GetAllInsurancePolicies(); SetPathToFile(); // set to non empty string to simulate a pre-existing search _viewModel.SearchText = "make a non-empty search first"; // set to empty string to simulate clearing a search _viewModel.SearchText = String.Empty; var searchResults = _viewModel.InsurancePolicies.Select(s => s.InsurancePolicy).ToList(); Xenios.Test.Helpers.InsurancePolicyHelper. AssertAreEqual(expectedPolicies, searchResults.ToList()); }