USDFRenewalPopupViewModelTests.swift

USDFRenewalPopupViewModelTests.swift

//
//  USDFRenewalPopupViewModelTests.swift
//  ChiefTests
//
//  Created by on_luk on 26/7/2022.
//
import XCTest
import Combine
@testable import ChiefMT

class USDFRenewalPopupViewModelTests: XCTestCase {

    var viewModel: USDFRenewalPopupViewModelType!
    
    private var cancellable = Set<AnyCancellable>()
    private var expectation: XCTestExpectation?
    
    override func setUp() {
        super.setUp()
        viewModel = USDFRenewalPopupViewModel(appState: CHFAppState.shared)
        bind()
    }
    
    override func tearDown() {
        viewModel = nil
        super.tearDown()
    }
    
    func testAll() {
        test_viewDidLoadWithStaticContents()
        test_actions()
    }
    
    private func test_viewDidLoad(with lang: CHFLanguage) {
        CHFAppState.shared.language.value = lang
        viewModel.inputs.viewDidLoad()
    }
    
    private func test_viewDidLoadWithStaticContents() {
        expectation = XCTestExpectation(description: "Lang is set to English")
        test_viewDidLoad(with: .English)
        wait(for: [expectation!], timeout: 1)
        
        expectation = XCTestExpectation(description: "Lang is set to TraditionalChinese")
        test_viewDidLoad(with: .TraditionalChinese)
        wait(for: [expectation!], timeout: 1)
        
        expectation = XCTestExpectation(description: "Lang is set to SimplifiedChinese")
        test_viewDidLoad(with: .SimplifiedChinese)
        wait(for: [expectation!], timeout: 1)
    }
    
    private func test_actions() {
        expectation = XCTestExpectation(description: "onclick close button")
        viewModel.inputs.onCloseButtonClicked()
        wait(for: [expectation!], timeout: 1)
        
        expectation = XCTestExpectation(description: "onclick update button")
        viewModel.inputs.onUpdateButtonClicked()
        wait(for: [expectation!], timeout: 1)
    }
    
    private func bind() {

        viewModel.outputs
            .content
            .compactMap({ $0 })
            .receive(on: DispatchQueue.main)
            .sink { text in
                switch CHFAppState.shared.language.value {
                case .English:
                    XCTAssertTrue(text == "According to the terms and conditions of the “NASDAQ Global Subscriber Agreement”, the subscriber of US real-time streaming service is necessary to declare the use of data and the “Non-Professional” status regularly. Please choose “Update” then complete the declaration and confirmation to enjoy the US real-time streaming service.")
                case .TraditionalChinese:
                    XCTAssertTrue(text == "根據「NASDAQ全球訂閱者協議」內之條款及細則，美股即時串流報價服務之使用者，須定期聲明其接收數據的用途及符合「非專業用戶」的資格。請選擇「更新」並完成聲明及確認，以繼續享用美股即時串流報價服務。")
                case .SimplifiedChinese:
                    XCTAssertTrue(text == "根据「NASDAQ全球订阅者协议」内之条款及细则，美股即时串流报价服务之使用者，须定期声明其接收数据的用途及符合「非专业用户」的资格。请选择「更新」并完成声明及确认，以继续享用美股即时串流报价服务。")
                case .Korean, .Japanese, .Khmer, .Error, .Default:
                    XCTFail("Unexpected")
                }
                self.expectation?.fulfill()
            }.store(in: &cancellable)
        
        viewModel.outputs
            .didClickCloseButton
            .compactMap({ $0 })
            .sink { _ in
                XCTAssert(true)
                self.expectation?.fulfill()
        }.store(in: &cancellable)
        
        viewModel.outputs
            .didClickUpdateButton
            .compactMap({ $0 })
            .sink { _ in
                XCTAssert(true)
                self.expectation?.fulfill()
        }.store(in: &cancellable)
    }
}