public async Task TestThat_ReadCoffeeShopLocations_When_ProviderThrowsException_Throws_SameException()
{
// Arrange
var mockException = MockObjects.GenericException;
var csvContentProviderMock = new Mock <ICsvContentProvider>();
csvContentProviderMock.Setup(x => x.GetCsvLines())
.Throws(mockException);
var csvContentParserMock = new Mock <ICsvLineParser>();
csvContentParserMock
.Setup(x => x.GetCoffeeShopLocation(It.IsAny <string>()))
.ReturnsAsync(MockObjects.ShopLocation1);
var dataReader = new CsvCoffeeShopLocationDataReader(csvContentProviderMock.Object, csvContentParserMock.Object);
// Act
async Task Act() => await dataReader.ReadCoffeeShopLocations();
// Assert
var exception = await Assert.ThrowsAnyAsync <Exception>(Act);
Assert.Equal(mockException, exception);
}
public async Task TestThat_ReadCoffeeShopLocations_When_ParserThrowsDataValidationException_Throws_DataValidationExceptionWithExpectedMessage()
{
// Arrange
var csvContentProviderMock = new Mock <ICsvContentProvider>();
csvContentProviderMock
.Setup(x => x.GetCsvLines())
.ReturnsAsync(MockObjects.ValidCsvContent);
var csvContentParserMock = new Mock <ICsvLineParser>();
csvContentParserMock
.Setup(x => x.GetCoffeeShopLocation(It.IsAny <string>()))
.Throws(new DataValidationException(MockValues.CsvDataValidationExceptionMessage));
var dataReader = new CsvCoffeeShopLocationDataReader(csvContentProviderMock.Object, csvContentParserMock.Object);
// Act
async Task Act() => await dataReader.ReadCoffeeShopLocations();
// Assert
var exception = await Assert.ThrowsAsync <DataValidationException>(Act);
Assert.Equal(MockValues.CsvDataValidationExceptionMessage, exception.Message);
}
public async Task TestThat_ReadCoffeeShopLocations_When_ParserAndProviderDoNotThrowExceptions_Returns_LocationWithExpectedValues()
{
// Arrange
var csvContentMock = MockObjects.ValidCsvContent.ToList();
var csvContentProviderMock = new Mock <ICsvContentProvider>();
csvContentProviderMock
.Setup(x => x.GetCsvLines())
.ReturnsAsync(csvContentMock);
var csvContentParserMock = new Mock <ICsvLineParser>();
csvContentParserMock
.Setup(x => x.GetCoffeeShopLocation(It.IsAny <string>()))
.ReturnsAsync(MockObjects.ShopLocation1);
var dataReader = new CsvCoffeeShopLocationDataReader(csvContentProviderMock.Object, csvContentParserMock.Object);
// Act
var locations = await dataReader.ReadCoffeeShopLocations();
// Assert
Assert.Equal(csvContentMock.Count, locations.Count());
}
public async Task TestThat_ReadCoffeeShopLocations_When_ParserAndProviderDoNotThrowExceptions_Returns_NotNullLocation()
{
// Arrange
var csvContentProviderMock = new Mock <ICsvContentProvider>();
csvContentProviderMock
.Setup(x => x.GetCsvLines())
.ReturnsAsync(MockObjects.ValidCsvContent);
var csvContentParserMock = new Mock <ICsvLineParser>();
csvContentParserMock
.Setup(x => x.GetCoffeeShopLocation(It.IsAny <string>()))
.ReturnsAsync(MockObjects.ShopLocation1);
var dataReader = new CsvCoffeeShopLocationDataReader(csvContentProviderMock.Object, csvContentParserMock.Object);
// Act
var locations = await dataReader.ReadCoffeeShopLocations();
// Assert
Assert.NotNull(locations);
}
