public void MeterLineIsValidExpectASuccessfulReading()
{
MeterReading expectedMeterReading = new MeterReading()
{
AccountId = 123,
MeterReadingDateTime = new DateTime(2005, 5, 21),
MeterReadValue = "00045"
};
Mock <IMeterCsvValidator> mockValidator = new Mock <IMeterCsvValidator>();
Mock <IMeterCsvLineParser> mockLineParser = new Mock <IMeterCsvLineParser>();
mockValidator.Setup(v => v.ValidateHeaders(It.IsAny <string[]>(), It.IsAny <string[]>())).Returns(true);
mockLineParser.Setup(p => p.TryParseMeterLine(It.IsAny <string>(), out expectedMeterReading)).Returns(true);
MeterCsvReader meterCsvReader = new MeterCsvReader(mockValidator.Object, mockLineParser.Object);
(var successFulReadings, var failedLines) = meterCsvReader.ParseCsv("abc\r\n\r\n123");
Assert.AreEqual(1, successFulReadings.Count);
Assert.AreEqual(expectedMeterReading.AccountId, successFulReadings[0].AccountId);
Assert.AreEqual(expectedMeterReading.MeterReadingDateTime, successFulReadings[0].MeterReadingDateTime);
Assert.AreEqual(expectedMeterReading.MeterReadValue, successFulReadings[0].MeterReadValue);
Assert.AreEqual(0, failedLines.Count);
}
public void WhitespaceOnlyStringExpectEmptyLists()
{
Mock <IMeterCsvValidator> mockValidator = new Mock <IMeterCsvValidator>();
Mock <IMeterCsvLineParser> mockLineParser = new Mock <IMeterCsvLineParser>();
MeterCsvReader meterCsvReader = new MeterCsvReader(mockValidator.Object, mockLineParser.Object);
(var successFulReadings, var failedLines) = meterCsvReader.ParseCsv(" \t \r \n ");
Assert.AreEqual(0, successFulReadings.Count);
Assert.AreEqual(0, failedLines.Count);
}
public void OnlyHeadersExistExpectEmptyLists()
{
Mock <IMeterCsvValidator> mockValidator = new Mock <IMeterCsvValidator>();
Mock <IMeterCsvLineParser> mockLineParser = new Mock <IMeterCsvLineParser>();
mockValidator.Setup(v => v.ValidateHeaders(It.IsAny <string[]>(), It.IsAny <string[]>())).Returns(true);
MeterCsvReader meterCsvReader = new MeterCsvReader(mockValidator.Object, mockLineParser.Object);
(var successFulReadings, var failedLines) = meterCsvReader.ParseCsv("abc");
Assert.AreEqual(0, successFulReadings.Count);
Assert.AreEqual(0, failedLines.Count);
}
