public void ReadRecord_ReadingMoreThanExist_ReturnsNull()
{
var csvReader = new CustomCsvReader(FakeCsvGenerator.GenerateGoodTextReader(recordAmount: 4, addHeaders: true));
IList <IDictionary <string, string> > records = Enumerable.Range(0, 5).Select(index => csvReader.ReadRecord()).ToList();
Assert.IsNull(records[4]);
}
public void ReadRecord_HeadersAmountNotEqualValueAmount_ThrowsException()
{
var csvReader = new CustomCsvReader(FakeCsvGenerator.GenerateNotNormalizedTextReader(addHeaders: true));
Assert.Catch(() =>
{
var results = Enumerable.Range(0, FakeCsvGenerator.magicNumber).Select(i => csvReader.ReadRecord()).ToList();
});
}
public void ReadRecord_GoodStreamWithHeadersAndNoOptions_ReturnsDictionary()
{
TextReader stream = FakeCsvGenerator.GenerateGoodTextReader(addHeaders: true);
var csvReader = new CustomCsvReader(stream);
IDictionary <string, string> record = csvReader.ReadRecord();
Assert.AreEqual(FakeCsvGenerator.GenerateRecord(FakeCsvGenerator.GenerateRecordValues(-1), FakeCsvGenerator.GenerateRecordValues(0)), record);
}
public void ReadValues_GoodStreamWithHeadersAndNoOptions_ReturnsListOfValues()
{
TextReader stream = FakeCsvGenerator.GenerateGoodTextReader(addHeaders: true);
var csvReader = new CustomCsvReader(stream);
IList <string> recordValues = csvReader.ReadValues();
Assert.AreEqual(FakeCsvGenerator.GenerateRecordValues(0), recordValues);
}
public void ReadRecord_GoodStreamNoHeadersInFileOrInOptions_ThrowsException()
{
var csvReader = new CustomCsvReader(FakeCsvGenerator.GenerateGoodTextReader(), new CustomCsvReaderOptions()
{
ReadHeaders = false
});
Assert.Catch(() =>
{
csvReader.ReadRecord();
});
}
public void ReadValues_GoodStreamAndNoHeaders_ReturnsListOfValues()
{
TextReader stream = FakeCsvGenerator.GenerateGoodTextReader();
var csvReader = new CustomCsvReader(stream, new CustomCsvReaderOptions()
{
ReadHeaders = false
});
IList <string> recordValues = csvReader.ReadValues();
Assert.AreEqual(FakeCsvGenerator.GenerateRecordValues(0), recordValues);
}
public void ReadRecord_AmountOfProvidedHeadersNotSameAsAmountOfHeadersInFile_ThrowsExceptionAtCreation()
{
Assert.Catch(() =>
{
var csvReader = new CustomCsvReader(
FakeCsvGenerator.GenerateGoodTextReader(addHeaders: true),
new CustomCsvReaderOptions()
{
ReadHeaders = true,
Headers = FakeCsvGenerator.GenerateRecordValues(-10, FakeCsvGenerator.magicNumber * 2)
});
});
}
public void ReadRecord_ProvidingOwnHeadersInsteadHeadersInFile_ReturnsDictionary()
{
var csvReader = new CustomCsvReader(
FakeCsvGenerator.GenerateGoodTextReader(addHeaders: true),
new CustomCsvReaderOptions()
{
ReadHeaders = true,
Headers = FakeCsvGenerator.GenerateRecordValues(-10)
});
var result = Enumerable.Range(0, FakeCsvGenerator.magicNumber).Select(i => csvReader.ReadRecord()).ToList();
Assert.AreEqual(
Enumerable.Range(0, FakeCsvGenerator.magicNumber).Select(i => FakeCsvGenerator.GenerateRecord(FakeCsvGenerator.GenerateRecordValues(-10), FakeCsvGenerator.GenerateRecordValues(i))).ToList(),
result
);
}
