public void EmptyListOfTransaction() { IMonthsRangeIdentifier monthsRangeIdentifier = new MonthsRangeIdentifier(); // Select all months. var months = monthsRangeIdentifier.GetMonthsInTransaction(transactions: null); Assert.NotNull(months); Assert.Equal(expected: 0, actual: months.Count()); // Only months in 2017 months = monthsRangeIdentifier.GetMonthsInTransaction(transactions: null, greaterOrEqualThanDate: new DateTime(2017, 2, 2)); Assert.NotNull(months); Assert.Equal(expected: 0, actual: months.Count()); }
public void TestSelectMonths() { IEnumerable <BankTransaction> transactions = new List <BankTransaction>() { new BankTransaction() { TransactionTime = new DateTime(2016, 6, 12) }, new BankTransaction() { TransactionTime = new DateTime(2016, 6, 15) }, new BankTransaction() { TransactionTime = new DateTime(2016, 6, 8) }, new BankTransaction() { TransactionTime = new DateTime(2016, 8, 12) }, new BankTransaction() { TransactionTime = new DateTime(2016, 9, 12) }, new BankTransaction() { TransactionTime = new DateTime(2017, 9, 1) }, new BankTransaction() { TransactionTime = new DateTime(2017, 3, 20) } }; IMonthsRangeIdentifier monthsRangeIdentifier = new MonthsRangeIdentifier(); // Select all months. var months = monthsRangeIdentifier.GetMonthsInTransaction(transactions); Assert.NotNull(months); Assert.Equal(expected: 5, actual: months.Count()); // Only months in 2017 months = monthsRangeIdentifier.GetMonthsInTransaction(transactions, greaterOrEqualThanDate: new DateTime(2017, 2, 2)); Assert.NotNull(months); Assert.Equal(expected: 2, actual: months.Count()); }