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public enum UploadStatus<Value> {
    case progress(Progress)
    case completion(Value)
    case error(Error)
}

public protocol DataListner: AnyObject {
    func remove()
}

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킹피셔 crash issue 및 pull request

크래시 이슈
https://github.com/onevcat/Kingfisher/issues/1226

풀 리퀘
https://github.com/onevcat/Kingfisher/pull/1220

이슈 코멘트에 따르면 수정은 된것으로 보임?

tilltue

class CustomPhotoPickerViewController: TLPhotosPickerViewController {
  open func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [UIImagePickerController.InfoKey : Any]) {
        if let image = (info[.originalImage] as? UIImage) {
            var placeholderAsset: PHObjectPlaceholder? = nil
            // Here!! 👇👇👇👇👇
            PHPhotoLibrary.shared().performChanges({
                let newAssetRequest = PHAssetChangeRequest.creationRequestForAsset(from: image)
                placeholderAsset = newAssetRequest.placeholderForCreatedAsset
            }, completionHandler: { [weak self] (sucess, error) in
                if sucess, let `self` = self, let identifier = placeholderAsset?.localIdentifier {

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extension TLPhotosPickerViewController: PHPhotoLibraryChangeObserver {
    public func photoLibraryDidChange(_ changeInstance: PHChange) {
        guard getfocusedIndex() == 0 else { return }
        let addIndex = self.usedCameraButton ? 1 : 0
        DispatchQueue.main.sync {
            guard let changeFetchResult = self.focusedCollection?.fetchResult else { return }
            guard let changes = changeInstance.changeDetails(for: changeFetchResult) else { return }
            if changes.hasIncrementalChanges {
                var deletedSelectedAssets = false
                var order = 0

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   func disposablesSample() {
        //noOp
        Observable<String>.create { (observer) -> Disposable in
            observer.on(.next("observable start"))
            observer.on(.next("observable end"))
            return Disposables.create()
        }
        .subscribe().disposed(by: disposeBag)
        //op
        let timer = Observable<Int>.create { observer in

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//스냅샷 테스트: 물품 목록화면
    //snapshottest : coordinator (present) ListOfPurchasesViewController
    func test_AppCoordinator() {
        let addButtonMatcher = grey_allOf([grey_accessibilityID("addButton"),grey_sufficientlyVisible()])
        EarlGrey.select(elementWithMatcher: addButtonMatcher).perform(grey_tap())
        EarlGrey.select(elementWithMatcher: CustomMatcher.allOfsufficiently(id: "PriceTextField").matcher).perform(grey_replaceText("600"))
        EarlGrey.select(elementWithMatcher: CustomMatcher.allOfsufficiently(id: "PurchaseInputConfirm").matcher).perform(grey_tap())
        EarlGrey.select(elementWithMatcher: grey_allOf([grey_accessibilityID("ListOfPurchasesViewController"),grey_sufficientlyVisible()])).assert(grey_sufficientlyVisible())
        EarlGrey.select(elementWithMatcher: addButtonMatcher).perform(grey_tap())
        EarlGrey.select(elementWithMatcher: CustomMatcher.allOfsufficiently(id: "PriceTextField").matcher).perform(grey_replaceText("100"))

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class ListOfPurchasesViewController: BaseTestableViewController,RxTableViewBindProtocol {
    //...
    var viewModel: ListOfPurchasesViewModel!
    var listOfPurchasesCoordinator: ListOfPurchasesCoordinator!
}

extension ListOfPurchasesViewController {
    func bindViewModel() {
    //...
       //UI action

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protocol ListOfPurchasesCoordinatorProtocol: Coordinator {
    func presentInputView()
    func presentModifyView(item: Item)
    func presentCustomsInformationView(viewModel: ListOfPurchasesViewModel)
}

class ListOfPurchasesCoordinator: ListOfPurchasesCoordinatorProtocol {
    weak var viewController: UIViewController?
    let disposeBag = DisposeBag()
    

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EarlGrey.select(elementWithMatcher: Matches.displayLabel(text: "캠코더").matcher)
EarlGrey.select(elementWithMatcher: grey_text("캠코더"))
//- 요것들은 성공하지만
EarlGrey.select(elementWithMatcher: Matches.displayLabel(text: "고급 가방").matcher)
EarlGrey.select(elementWithMatcher: grey_text("고급 가방"))
//- 요건 실패한다
//공백이 있으면 찾지 못하는 듯 하다.

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//"카드 뷰모델 생성 테스트"
        context("card") {
            beforeEach {
                self.initItems()
                self.viewModel.estimatedCardViewModels
                    .asObservable().map{ [AnimatableSectionModel(model: "section\(0)", items: $0 )] }.debug().bind(to: self.bindProperty.bindViewModels).disposed(by: self.disposeBag)
            }
            it("db insert test") {
                //DB에 아이템 입력시 카드 뷰모델이 생성되면 ok
                let expectViewModel = PurchaseCardViewModel(item: self.item1)