public void FluentConfigurationShouldValidateInputs()
{
var sut = CsvAsyncInput.ForPipeReader(null);
Assert.Throws <ArgumentException>("delimiter", () => sut.WithDelimiter((byte)'"'));
Assert.Throws <ArgumentException>("delimiter", () => sut.WithDelimiter((byte)'\r'));
Assert.Throws <ArgumentException>("delimiter", () => sut.WithDelimiter((byte)'\n'));
}
public async Task FluentConfigurationShouldFailAfterProcessing()
{
var sut = CsvAsyncInput.ForPipeReader(null);
await sut.ProcessAsync(null).ConfigureAwait(true);
// shouldn't be able to further configure a Stream input after processing starts...
Assert.Throws <InvalidOperationException>(() => sut.WithDelimiter((byte)'\t'));
Assert.Throws <InvalidOperationException>(() => sut.WithIgnoreUTF8ByteOrderMark(false));
}
public async Task IgnoreUTF8BOM(string filePath, int chunkLength)
{
// arrange
filePath = Path.Combine(TestCsvFilesFolderPath, filePath);
if (new FileInfo(filePath).Length == 0)
{
// Pipelines.Sockets.Unofficial seems to fail here.
return;
}
// act, assert
await RunTestAsync(CreateSut, filePath, true).ConfigureAwait(true);
CsvAsyncInputBase CreateSut()
{
var pipeReader = MemoryMappedPipeReader.Create(filePath, chunkLength);
return(CsvAsyncInput.ForPipeReader(pipeReader)
.WithIgnoreUTF8ByteOrderMark(true));
}
}