public void SetFileNotReadOnly_For_Existing_File()
{
// Set up temporary sample file to alter
string fileNameCopied = "SetFileNotReadOnly_For_Existing_File.txt";
_pathCopied = Path.Combine(_assemblyFolder, fileNameCopied);
File.Copy(_pathOriginal, _pathCopied);
FileInfo infoReader = new FileInfo(_pathCopied);
Assert.IsFalse(infoReader.IsReadOnly);
File.SetAttributes(_pathCopied, FileAttributes.ReadOnly);
infoReader = new FileInfo(_pathCopied);
Assert.IsTrue(infoReader.IsReadOnly);
FileLibrary.SetFileNotReadOnly(_pathCopied);
infoReader = new FileInfo(_pathCopied);
Assert.IsFalse(infoReader.IsReadOnly);
}