public void ValidateSetup_GivenOrderFilePathIsEmpty_Then_ThrowException()
{
//arrange
Mock <IOptions <Settings> > mockSettings = new Mock <IOptions <Settings> >();
mockSettings.Setup(ap => ap.Value).Returns(new Settings
{
LifeCycleRange = 7,
CohortDateFormat = "MM/dd/yy"
});
CohortAnalysisService service = new
CohortAnalysisService(mockSettings.Object, null, null, null, null);
//act
Action act = () => service
.ValidateSetup(new CohortAnalysisSetup
{
OrderFilePath = null,
CustomerFilePath = $"{MOCK_FOLDER_PATH}/orders_mock.csv",
TimeZone = "America/New_York"
});
//assert
Assert.Throws <Exception>(act);
}
public void ValidateSetup_GivenSetupIsValid_Then_ReturnTrue()
{
//arrange
Mock <IOptions <Settings> > mockSettings = new Mock <IOptions <Settings> >();
mockSettings.Setup(ap => ap.Value).Returns(new Settings
{
LifeCycleRange = 7,
CohortDateFormat = "MM/dd/yy"
});
CohortAnalysisService service = new
CohortAnalysisService(mockSettings.Object, null, null, null, null);
//act
bool result = service
.ValidateSetup(new CohortAnalysisSetup
{
OrderFilePath = $"{MOCK_FOLDER_PATH}/orders_mock.csv",
CustomerFilePath = $"{MOCK_FOLDER_PATH}/customers_mock.csv",
TimeZone = "America/New_York"
});
//assert
Assert.True(result);
}
public void SaveAnalysisIntoCsvFile_ReturnsDataIntoCsv()
{
string mockFilePath = $"{MOCK_FOLDER_PATH}/save_analysis_snippet.csv";
//arrange
Mock <IOptions <Settings> > mockSettings = new Mock <IOptions <Settings> >();
mockSettings.Setup(ap => ap.Value).Returns(new Settings
{
LifeCycleRange = 7,
CohortDateFormat = "MM/dd/yy",
DataFilesFolderPath = MOCK_FOLDER_PATH,
OutputResultsFolderPath = MOCK_FOLDER_PATH,
});
CsvService csvService = new CsvService();
CustomerService customerService = new CustomerService(csvService);
OrderService orderService = new OrderService(csvService);
CohortCalculationLogic cohortCalculationLogic = new CohortCalculationLogic(mockSettings.Object);
CohortAnalysisService service =
new CohortAnalysisService(
mockSettings.Object,
customerService,
orderService,
cohortCalculationLogic,
csvService
);
//act
IEnumerable <CohortGroup> cohortGroups = service.RunAnalysis(new CohortAnalysisSetup
{
OrderFilePath = $"{MOCK_FOLDER_PATH}/orders_mock_snippet.csv",
CustomerFilePath = $"{MOCK_FOLDER_PATH}/customers_mock_snippet.csv",
TimeZone = "America/New_York"
});
bool result = service
.SaveAnalysisIntoCsvFile(mockFilePath, cohortGroups);
//assert
Assert.True(result);
using (var streamReader = new StreamReader(mockFilePath))
{
CsvReader reader = new CsvReader(streamReader);
IEnumerable <dynamic> records = reader.GetRecords <dynamic>();
List <dynamic> recordList = records.ToList();
Assert.Equal("06/28/15 - 07/01/15", recordList.First().Cohort);
Assert.Equal("363 customers", recordList.First().Customers);
Assert.Equal("01/21/15 - 01/24/15", recordList.Last().Cohort);
Assert.Equal("81 customers", recordList.Last().Customers);
}
}
public void RunAnalysis_GivenNoCohortAnalysisSetup_Then_ThrowException()
{
//arrange
Mock <IOptions <Settings> > mockSettings = new Mock <IOptions <Settings> >();
mockSettings.Setup(ap => ap.Value).Returns(new Settings
{
LifeCycleRange = 7,
CohortDateFormat = "MM/dd/yy"
});
CohortAnalysisService service = new
CohortAnalysisService(mockSettings.Object, null, null, null, null);
//act
Action act = () => service.RunAnalysis(null);
//assert
Assert.Throws <Exception>(act);
}
public void RunAnalysis_GivenAValidData_Then_ReturnCohortGroups()
{
//arrange
Mock <IOptions <Settings> > mockSettings = new Mock <IOptions <Settings> >();
mockSettings.Setup(ap => ap.Value).Returns(new Settings
{
LifeCycleRange = 7,
CohortDateFormat = "MM/dd/yy",
});
CsvService csvService = new CsvService();
CustomerService customerService = new CustomerService(csvService);
OrderService orderService = new OrderService(csvService);
CohortCalculationLogic cohortCalculationLogic = new CohortCalculationLogic(mockSettings.Object);
CohortAnalysisService service =
new CohortAnalysisService(
mockSettings.Object,
customerService,
orderService,
cohortCalculationLogic,
csvService
);
//act
IEnumerable <CohortGroup> cohortGroups = service.RunAnalysis(new CohortAnalysisSetup
{
OrderFilePath = $"{MOCK_FOLDER_PATH}/orders_mock_snippet.csv",
CustomerFilePath = $"{MOCK_FOLDER_PATH}/customers_mock_snippet.csv",
TimeZone = "America/New_York"
});
//assert
List <CohortGroup> cohortGroupsList = cohortGroups.ToList();
Assert.Equal(24, cohortGroupsList.Count());
Assert.Equal("06/28/15 - 07/01/15", cohortGroupsList.First().CohortRange);
Assert.Equal("01/21/15 - 01/24/15", cohortGroupsList.Last().CohortRange);
}