public void CalculatorService_ComputeTotalTransactionValueByCurrency_Throws_Exception_When_Missing_Rate()
{
// Arrange
IEnumerable <BusinessTransaction> transactions = GetTestData.GetTestTransactions();
IEnumerable <ConversionRate> rates = GetTestData.GetTestRates();
CalculatorService calculator = new CalculatorService();
IEnumerable <Amount> amounts = transactions.Select(t => new Amount {
Value = t.Amount, Currency = t.Currency
});
// Act
decimal total = calculator.ComputeTotalTransactionValueByCurrency(amounts, rates, CurrencyCode.TRY);
// Assert - Expects exception
}
public void CalculatorService_ComputeTotalTransactionValueByCurrency_Returns_Correct_Total_With_Existing_Rates()
{
// Arrange
IEnumerable <BusinessTransaction> transactions = GetTestData.GetTestTransactions();
IEnumerable <ConversionRate> rates = GetTestData.GetTestRates();
CalculatorService calculator = new CalculatorService();
IEnumerable <Amount> amounts = transactions.Select(t => new Amount {
Value = t.Amount, Currency = t.Currency
});
// Act
decimal total = calculator.ComputeTotalTransactionValueByCurrency(amounts, rates, CurrencyCode.EUR);
//Assert
Assert.AreEqual(69.13172M, total);
}
public async Task ProductsController_GetTransactionsBySKU_Returns_NotFound_When_SKU_Not_Exists()
{
// Arrange
_mockTransactionsService.Setup(p => p.GetTransactionsBySKU(It.IsAny<string>()))
.Returns(Task.FromResult(GetTestData.GetTestTransactions().Where(t => t.SKU == "00000")));
_mockRatesService.Setup(p => p.GetConversionRates()).Returns(Task.FromResult(GetTestData.GetTestRates()));
ProductsController controller = new ProductsController(_mockLogger.Object, _mockTransactionsService.Object, _mockRatesService.Object, _mockCalculatorService.Object, _mockPersistenceService.Object);
// Act
IActionResult result = await controller.GetTotalTransactionValueBySKU("00000");
StatusCodeResult statusCodeResult = result as NotFoundResult;
// Assert
Assert.IsNotNull(result);
Assert.AreEqual(result.GetType(), typeof(NotFoundResult));
Assert.AreEqual(StatusCodes.Status404NotFound, statusCodeResult.StatusCode);
}
public async Task ProductsController_GetTransactionsBySKU_Returns_OKResult_With_Correct_Total_Amount()
{
// Arrange
_mockTransactionsService.Setup(p => p.GetTransactionsBySKU(It.IsAny<string>()))
.Returns(Task.FromResult(GetTestData.GetTestTransactions().Where(t => t.SKU == "T2006")));
_mockRatesService.Setup(p => p.GetConversionRates()).Returns(Task.FromResult(GetTestData.GetTestRates()));
_mockCalculatorService.Setup(p => p.ComputeTotalTransactionValueByCurrency(It.IsAny<IEnumerable<Amount>>(), It.IsAny<IEnumerable<ConversionRate>>(), It.IsAny<CurrencyCode>())).Returns(10.16M);
ProductsController controller = new ProductsController(_mockLogger.Object, _mockTransactionsService.Object, _mockRatesService.Object, _mockCalculatorService.Object, _mockPersistenceService.Object);
// Act
IActionResult result = await controller.GetTotalTransactionValueBySKU("T2006");
ObjectResult objectResult = result as ObjectResult;
decimal? content = objectResult.Value as decimal?;
// Assert
Assert.IsNotNull(objectResult);
Assert.AreEqual(StatusCodes.Status200OK, objectResult.StatusCode);
Assert.AreEqual(10.16M, content);
}
public async Task ProductsController_GetConversionRates_Returns_OKResult_With_Correct_Rates_ObjectType()
{
// Arrange
_mockRatesService.Setup(p => p.GetConversionRates()).Returns(Task.FromResult(GetTestData.GetTestRates()));
ProductsController controller = new ProductsController(_mockLogger.Object, _mockTransactionsService.Object, _mockRatesService.Object, _mockCalculatorService.Object, _mockPersistenceService.Object);
// Act
IActionResult result = await controller.GetRates();
ObjectResult objectResult = result as ObjectResult;
// Assert
Assert.IsNotNull(objectResult);
Assert.AreEqual(StatusCodes.Status200OK, objectResult.StatusCode);
Assert.IsInstanceOfType(objectResult.Value, typeof(IEnumerable<ConversionRate>));
}
public async Task ProductsController_GetTransactions_Returns_OKResult_With_Correct_Transactions_Number()
{
// Arrange
_mockTransactionsService.Setup(p => p.GetTransactions()).Returns(Task.FromResult(GetTestData.GetTestTransactions()));
ProductsController controller = new ProductsController(_mockLogger.Object, _mockTransactionsService.Object, _mockRatesService.Object, _mockCalculatorService.Object, _mockPersistenceService.Object);
// Act
IActionResult result = await controller.GetTransactions();
ObjectResult objectResult = result as ObjectResult;
IEnumerable<BusinessTransaction> content = objectResult.Value as IEnumerable<BusinessTransaction>;
// Assert
Assert.IsNotNull(objectResult);
Assert.AreEqual(StatusCodes.Status200OK, objectResult.StatusCode);
Assert.AreEqual(5, content.Count());
}