         do {
             try Disk.clear(.documents)
             try Disk.clear(.caches)
+            try Disk.clear(.applicationSupport)
             try Disk.clear(.temporary)
         } catch {
             fatalError(convertErrorToString(error))

            XCTAssert(error.code == Disk.ErrorCode.invalidFileName.rawValue)
        }
    }
}

        }
    }
    
    func testApplicationSupport() {
        do {
            // json
            try Disk.save(messages, to: .applicationSupport, as: "messages.json")
            XCTAssert(Disk.exists("messages.json", in: .applicationSupport))
            
            // 1 image
            try Disk.save(images[0], to: .applicationSupport, as: "image.png")
            XCTAssert(Disk.exists("image.png", in: .applicationSupport))
            let retrievedImage = try Disk.retrieve("image.png", from: .applicationSupport, as: UIImage.self)
            XCTAssert(images[0].dataEquals(retrievedImage))
            
            // ... in folder hierarchy
            try Disk.save(images[0], to: .applicationSupport, as: "Folder1/Folder2/Folder3/image.png")
            XCTAssert(Disk.exists("Folder1", in: .applicationSupport))
            XCTAssert(Disk.exists("Folder1/Folder2/", in: .applicationSupport))
            XCTAssert(Disk.exists("Folder1/Folder2/Folder3/", in: .applicationSupport))
            XCTAssert(Disk.exists("Folder1/Folder2/Folder3/image.png", in: .applicationSupport))
            let retrievedImageInFolders = try Disk.retrieve("Folder1/Folder2/Folder3/image.png", from: .applicationSupport, as: UIImage.self)
            XCTAssert(images[0].dataEquals(retrievedImageInFolders))
            
            // Array of images
            try Disk.save(images, to: .applicationSupport, as: "album")
            XCTAssert(Disk.exists("album", in: .applicationSupport))
            let retrievedImages = try Disk.retrieve("album", from: .applicationSupport, as: [UIImage].self)
            for i in 0..<images.count {
                XCTAssert(images[i].dataEquals(retrievedImages[i]))
            }
        } catch {
            fatalError(convertErrorToString(error))
        }
    }
    
    func testTemporary() {
        do {
            // json
