/// <summary>
/// Findet alle Dateien, die Bilder sind und unter dem angegebenen Ordner
/// direkt oder indirekt stehen, und setzt sie nebeneinander unter diesem
/// Ordner. Die Dateien werden umbennant, sodass die damalige hierarchische
/// Ordnung aufbewahrt werden kann.
/// </summary>
/// <param name="directoryPath">
/// Das Verzeichnis des Ordners, wo sich die Bildergalerie befindet.
/// </param>
public void MoveAllImagesToFlatOrder(string directoryPath)
{
DirectoryNodeInfo dirInfoTree = DirectoryNodeInfo.LoadTreeFrom(
directoryPath,
(file) => Filters.IsFile(file.Name, Filters.FileType.Media)
);
MoveAllImagesToFlatOrder(dirInfoTree);
}
public void MoveAllImagesToFlatOrder_WhenDirectoryHasOnlyFiles_ThenNoPrefix()
{
string dirPath = AsCrossPlatformPath("./home/Galerie");
string[] fileNames = CreateSomeFileNames();
var directory = new DirectoryNodeInfo(dirPath, null, fileNames);
Mock <IFileSystemAccess> fileSystemAccessMock = SetupMockForFileSystemAccess();
var galleryDirectory = new GalleryDirectory(fileSystemAccessMock.Object);
galleryDirectory.MoveAllImagesToFlatOrder(directory);
VerifyCallsTo(fileSystemAccessMock, dirPath, directory, $"^\\w+_\\d+\\.{_fileExt}$");
}
public void MoveAllImagesToFlatOrder_WhenFilesAlongSubdirs_ThenThrow()
{
string dirPath = AsCrossPlatformPath("./home/Galerie");
string[] fileNames = CreateSomeFileNames();
DirectoryNodeInfo[] subdirs = { new DirectoryNodeInfo(null, null, null) };
var directory = new DirectoryNodeInfo(dirPath, subdirs, fileNames);
Mock <IFileSystemAccess> fileSystemAccessMock = SetupMockForFileSystemAccess();
var galleryDirectory = new GalleryDirectory(fileSystemAccessMock.Object);
Assert.ThrowsAny <ApplicationException>(
() => galleryDirectory.MoveAllImagesToFlatOrder(directory)
);
}
public void MoveAllImagesToFlatOrder_WhenSubdirectoriesPresent_ThenUsePrefix()
{
string dirPath = AsCrossPlatformPath("./home/Galerie");
string[] fileNames = CreateSomeFileNames();
DirectoryNodeInfo[] subdirs =
{
new DirectoryNodeInfo(Path.Join(dirPath, "A"), null, fileNames),
new DirectoryNodeInfo(Path.Join(dirPath, "B"), null, fileNames),
};
var directory = new DirectoryNodeInfo(dirPath, subdirs, null);
Mock <IFileSystemAccess> fileSystemAccessMock = SetupMockForFileSystemAccess();
var galleryDirectory = new GalleryDirectory(fileSystemAccessMock.Object);
galleryDirectory.MoveAllImagesToFlatOrder(directory);
VerifyCallsTo(fileSystemAccessMock, dirPath, directory, $"^\\d+_\\w+_\\d+\\.{_fileExt}$");
}
/// <summary>
/// Überprüft die Aufrufe für <see cref="IFileSystemAccess.MoveFile(string, string)"/>.
/// </summary>
/// <param name="mock">Das Mock-Objekt, das aufgerufen wird.</param>
/// <param name="destDirPath">Das Verzeichnis, worauf die Dateien verschoben werden müssen.</param>
/// <param name="directory">Stellt den Ordner der Galerie dar.</param>
/// <param name="regex">Der "Regex", dem die neuen Namen der Dateien entsprechen müssen.</param>
private static void VerifyCallsTo(Mock <IFileSystemAccess> mock,
string destDirPath,
DirectoryNodeInfo directory,
string regex)
{
foreach (DirectoryNodeInfo subdir in directory.Subdirectories)
{
VerifyCallsTo(mock, destDirPath, subdir, regex);
}
foreach (string fileName in directory.FileNames)
{
string fromPath = Path.Join(directory.FullPath, fileName);
mock.Verify(
obj => obj.MoveFile(
It.Is <string>(val => val == fromPath),
It.Is <string>(val => Regex.IsMatch(Path.GetRelativePath(destDirPath, val), regex))
)
);
}
}
