TestDocumentOpener

TestDocumentOpener.swift

class MockURLOpener: URLOpening {
        var openedURL: URL?
        func open(_ url: URL,
                  options: [UIApplication.OpenExternalURLOptionsKey : Any],
                  completionHandler: ((Bool) -> Void)?) {
            openedURL = url
        }
    }

    func testDocumentOpener() {
       let mockUrlOpener = MockURLOpener()
       let documentOpener = DocumentOpener(urlOpener: mockUrlOpener)
       documentOpener.openUrl(document: Document(identifier: 1), mode: Mode.edit)
        guard let openedURL = mockUrlOpener.openedURL else {
            XCTFail("No URL opened")
            return
        }
       XCTAssertEqual(openedURL.absoluteString, "myappscheme://open?id=1&mode=edit", "Open URL Scheme is faulty")
    }