private void ClickDecode(object sender, EventArgs e)
{
var fileInfoEncodedFile = new FileInfo(textBoxFilePathEncodedFile.Text);
if (!fileInfoEncodedFile.Exists)
{
throw new InvalidOperationException($"Huffman decoding error: file '{fileInfoEncodedFile.FullName}' does not exist");
}
var encodedFileExtension = GetExtensionOfEncodedFile(fileInfoEncodedFile);
var decodedFileDestinationPath = $"{fileInfoEncodedFile.FullName}.{DateTime.Now:dd-MM-yyyy-hh-mm}.{encodedFileExtension}";
using (var fileReader = new FileReader(textBoxFilePathEncodedFile.Text, new Buffer()))
{
using (var fileWriter = new FileWriter(decodedFileDestinationPath, new Buffer()))
{
huffmanDecoder.DecodeFile(fileReader, fileWriter);
}
}
if (checkBoxShowCodesFromDecoding.Checked)
{
DisplayEncodedBytes(huffmanDecoder.EncodedBytesFromPreviousRun);
}
}
public void ImageIsEncodedThenDecodedCorrectly()
{
using (var fileReader = new FileReader(filePathSource, new Buffer()))
{
using (var fileWriter = new FileWriter(filePathEncodedFile, new Buffer()))
{
huffmanEncoder.EncodeFile(fileReader, fileWriter);
fileWriter.Buffer.Flush();
}
}
using (var fileReader = new FileReader(filePathEncodedFile, new Buffer()))
{
using (var fileWriter = new FileWriter(filePathDecodedFile, new Buffer()))
{
huffmanDecoder.DecodeFile(fileReader, fileWriter);
}
}
Assert.IsTrue(TestMethods.FilesHaveTheSameContent(filePathSource, filePathDecodedFile));
}
public void DecodeFileThrowsArgumentNullExceptionForNullFileReader()
{
huffmanDecoder.DecodeFile(null, fileWriterMock.Object);
}
