public async Task ReadSourceFileOperation()
{
var inputFilePath = await TestsHelper.CreateFile($"{Guid.NewGuid().ToString()}.txt",
DataStorage.ExpectedData1);
var channel = Channel.CreateUnbounded <string>();
var fileOperation = new ReadSourceFileOperation(inputFilePath, TestsHelper.GetSettings(),
channel.Writer);
fileOperation.ExecuteAsync();
var items = await channel.Reader.ReadAllAsync().ToListAsync();
var data = items.Select(x => x).ToList();
CollectionAssert.AreEqual(new List <string>()
{
"1. Apple",
"415. Apple",
"2. Banana is yellow",
"2. Banana is yellow",
"32. Cherry is the best",
"30432. Something something something",
"0. Windows",
}, data);
}
public async Task <IOperation> GetOperationAsync()
{
IOperation operation = null;
if (_operationCounter == 0)
{
operation = new ReadSourceFileOperation(_pathsHelper.SourceFile.FullName,
_settings, _sourceFileChannel.Writer);
}
else if (_operationCounter <= _operationsCount)
{
operation = new CreateChunkFilesOperation(_sourceFileChannel.Reader,
_chunksChannel.Writer, _pathsHelper, _settings);
}
else if (await _chunksChannel.Reader.WaitToReadAsync().ConfigureAwait(false))
{
try
{
var file1 = await _chunksChannel.Reader.ReadAsync().ConfigureAwait(false);
var file2 = await _chunksChannel.Reader.ReadAsync().ConfigureAwait(false);
operation = new MergeChunksOperation(_chunksChannel, file1, file2,
_pathsHelper);
}
catch (ChannelClosedException) { }
}
_operationCounter++;
return(operation);
}
public async Task ReadSourceFileOperation_2()
{
var fileName = $"{Guid.NewGuid().ToString()}.txt";
var inputFilePath = await TestsHelper.CreateFile(fileName, "1. Apple\r\n");
var channel = Channel.CreateUnbounded <string>();
var fileOperation = new ReadSourceFileOperation(inputFilePath, TestsHelper.GetSettings(),
channel.Writer);
fileOperation.ExecuteAsync();
var items = await channel.Reader.ReadAllAsync().ToListAsync();
var data = items.Select(x => x).ToList();
CollectionAssert.AreEqual(new List <string>()
{
"1. Apple"
}, data);
}