private void buttonDecode_Click(object sender, EventArgs e)
{
var fileInfoEncodedFile = new FileInfo(textBoxFilePathEncodedFile.Text);
if (!fileInfoEncodedFile.Exists)
{
throw new InvalidOperationException($"Lz77 decoding error: file '{fileInfoEncodedFile.FullName}' does not exist");
}
var encodedFileExtension = GetExtensionOfEncodedFile(fileInfoEncodedFile);
var decodedFileDestinationPath = $"{fileInfoEncodedFile.FullName}.{encodedFileExtension}";
using (var fileReader = new FileReader(textBoxFilePathEncodedFile.Text, new Buffer()))
{
using (var fileWriter = new FileWriter(decodedFileDestinationPath, new Buffer()))
{
lz77Decoder.DecodeFile(fileReader, fileWriter);
}
}
if (checkBoxShowTokensDecrypting.Checked)
{
DisplayTokens(lz77Decoder.TokensFromPreviousRun);
}
}
public void FileIsEncodedThenDecodedCorrectly1()
{
TestMethods.CreateFileWithTextContents(filePathSource, Constants.FileContents);
using (var fileReader = new FileReader(filePathSource, new Buffer()))
{
using (var fileWriter = new FileWriter(filePathEncodedFile, new Buffer()))
{
lz77Encoder.EncodeFile(fileReader, fileWriter, Constants.BitsForOffset1, Constants.BitsForLength1);
}
}
using (var fileReader = new FileReader(filePathEncodedFile, new Buffer()))
{
using (var fileWriter = new FileWriter(filePathDecodedFile, new Buffer()))
{
lz77Decoder.DecodeFile(fileReader, fileWriter);
}
}
Assert.IsTrue(TestMethods.FilesHaveTheSameContent(filePathSource, filePathDecodedFile));
}
