FragmentScenarioとFragmentFactoryで楽しくUIテスト / FragmentScenario x FragmentFactory UI Test

Transcript

1. FragmentSenarioͱ
   FragmentFactoryͰ

   ָ͘͠UIςετ
   DeNA, SWET Nozomi Takuma
   

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2. ࣗݾ঺հ
   Nozomi Takuma
   DeNAͷSWETάϧʔϓ
   Androidͱςετ͕޷͖
   

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3. Outline
   FragmentScenario Usage
   FragmentFactory Usage
   FragmentScenario x FragmentFactory
   

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4. UIςετ
   είʔϓ͕େ͖͘ͳΓ͗͢Δͱ

   ࣮૷΋࣮ߦ΋େม
   ·ͣ͸ݱ࣮తʹςετΛӡ༻Ͱ͖Δ

   είʔϓΛઃఆ͍ͨ͠ͱ͜Ζ
   

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5. Fragmentςετ
   είʔϓΛ୯ҰͷFragmentʹઃఆ͢Δ
   ґଘΛςετμϒϧʹ͢Δ͜ͱͰ

   ͞ΒʹείʔϓΛখ͘͞΋Ͱ͖Δ
   

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6. είʔϓΛখ͘͞(ྫ)
   Fragment ViewModel
   Test

   Double
   

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7. είʔϓΛখ͘͞(ྫ)
   Fragment ViewModel
   Test

   Double
   είʔϓ͸͜͜
   

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8. ςετͰ͖Δ͜ͱ
   FragmentͷUIςετ
   Fragment ͱViewModelͷͭͳ͗͜Έ
   LiveDataͷObserveͱUIߋ৽
   DataBindingͰͷ࿈ܞ
   

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9. FragmentScenario
   Fragmentͷςετ༻API
   EspressoΛ࢖ͬͨUIςετ
   Fragmentͷঢ়ଶΛίϯτϩʔϧ
   androidx.fragment.fragment-tesNng
   

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10. FragmentScenario
    @Test
    fun test() {
    // FragmentΛAcNvityͷRootʹΞλονͯ͠ىಈ
    launchFragmentInContainer()
    }
    

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11. FragmentScenario
    @Test
    fun test() {
    launchFragmentInContainer()
    // EspressoͰUIͷݕূ
    onView(withId(R.id.text_view)).check(matches(withText("Hello")))
    }
    

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12. FragmentScenario
    @Test
    fun test() {
    val scenario = launchFragmentInContainer()
    // Fragmentͷ࠶ੜ੒
    scenario.recreate()
    onView(withId(R.id.stored_text)).check(matches(withText("Stored")))
    }
    

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13. FragmentScenario
    @Test
    fun test() {
    val scenario = launchFragmentInContainer()
    // FragmentʹΞΫηε͍ͨ͠ͱ͖
    scenario.onFragment { fragment ->
    fragment.clearText()
    }
    // EspressoͰͷૢ࡞͸onFragmentϒϩοΫ಺ʹ͸ॻ͔ͳ͍
    onView(withId(R.id.text)).check(matches(withText("")))
    }
    

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14. FragmentScenario Doc
    Test your app’s fragments
    h]ps://developer.android.com/
    training/basics/fragments/tesNng
    

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15. ґଘΛ੾Γ཭͍ͨ͠
    DI
    Dagger x FragmentScenario?
    DI LibraryΛಋೖ͍ͯ͠ͳ͍ͱ͜Ζ΋͋Δ
    

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16. ґଘΛ੾Γ཭͍ͨ͠
    launchFragmentInContainer(fragmentArgs: Bundle? = null,
    @StyleRes themeResId: Int = ..,
    factory: FragmentFactory? = null)
    

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17. launchFragmentInContainer(fragmentArgs: Bundle? = null,
    @StyleRes themeResId: Int = ..,
    factory: FragmentFactory? = null)
    FragmentFactory!!!
    ґଘΛ੾Γ཭͍ͨ͠
    

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18. FragmentFactory
    FragmentΠϯελϯεੜ੒Λίϯτ
    ϩʔϧ
    ೚ҙͷίϯετϥΫλΛ࣋ͭ
    FragmentΛੜ੒͢ΔΑ͏ઃఆͰ͖Δ
    androidx.fragment.fragment:1.1.0+
    

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19. FragmentFactory
    class MyFragmentFactory() : FragmentFactory() {
    override fun instanNate(classLoader: ClassLoader, className: String): Fragment {
    // classʹରͯ͠ͲͷFragmentΛੜ੒͢Δ͔Λ͜͜ʹॻ͍͍ͯ͘
    if (className == MyFragment::class.java.name) {
    return MyFragment()
    }
    return super.instanNate(classLoader, className)
    }
    }
    

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20. Custom Constructor
    class MyFragment(private val viewModelFactory: .. ) : Fragment() {
    private lateinit var viewModel: MyViewModel
    override fun onAcNvityCreated(savedInstanceState: Bundle?) {
    super.onAcNvityCreated(savedInstanceState)
    viewModel = ViewModelProviders.of(this,

    viewModelFactory).get(MyViewModel::class.java)
    }
    }
    

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21. Custom Constructor
    class MyFragment(private val viewModelFactory: .. ) : Fragment() {
    private lateinit var viewModel: MyViewModel
    override fun onAcNvityCreated(savedInstanceState: Bundle?) {
    super.onAcNvityCreated(savedInstanceState)
    viewModel = ViewModelProviders.of(this,

    viewModelFactory).get(MyViewModel::class.java)
    }
    }
    ViewModelFactoryΛ
    ίϯετϥΫλͰड͚औΔFragment
    

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22. Custom Constructor
    class MyFragmentFactory() : FragmentFactory() {
    override fun instanNate(classLoader: ClassLoader, className: String): Fragment {
    if (className == MyFragment::class.java.name) {
    // ґଘΛίϯετϥΫλͰ౉ͯ͠Fragment Λੜ੒
    val viewModelFactory = MyViewModelFactory(MyDataSource())
    return MyFragment(viewModelFactory)
    }
    return super.instanNate(classLoader, className)
    }
    }
    

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23. FragmentFactoryΛ࢖͏
    FragmentManager#setFragmentFactory
    ઃఆͨ͠FragmentFactoryΛ࢖ͬͯ
    Fragmentͷੜ੒Λͯ͘͠ΕΔ
    androidx.appcompat:appcompat:1.1.0+
    

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24. FragmentFactoryΛ࢖͏
    class MyAcNvity : AppCompatAcNvity() {
    override fun onCreate(savedInstanceState: Bundle?) {
    super.onCreate(savedInstanceState)
    // setContentViewͷલʹFragmentFactoryΛઃఆ͢Δ
    // AcNvity͔ΒFragmentFactoryܦ༝ͰґଘΛ౉͢ͷ΋Մ
    supportFragmentManager.fragmentFactory = MyFragmentFactory(applicaNon)
    setContentView(R.layout.acNvity_my)
    }
    }
    

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25. with NavigaNon
    FragmentManagerʹFragmentFactoryΛ

    ઃఆ͍ͯ͠Ε͹ɺNavigaNonભҠ࣌΋

    ઃఆͨ͠FragmentFactory͕࢖ΘΕΔ
    

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26. with Dagger(ࢀߟURL)
    h]ps://satoshun.github.io/2018/11/
    android_all_inject_ctor/
    h]ps://github.com/satoshun-android-
    example/ConstructorInjecNonExample
    

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27. FragmentFactory x UIςετ
    @Test
    fun test() {
    launchFragmentInContainer(factory = object : FragmentFactory() {

    override fun instanNate(classLoader: ClassLoader, className: String): Fragment {
    val viewModelFactory = 

    ViewModelFactory(ApplicaNonProvider.getApplicaNonContext(), 

    TestDataSource())
    return MyFragment(viewModelFactory)
    }
    })
    }
    FragmentFactory x UIςετ
    

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28. FragmentFactory x UIςετ
    @Test
    fun test() {
    launchFragmentInContainer(factory = object : FragmentFactory() {

    override fun instanNate(classLoader: ClassLoader, className: String): Fragment {
    val viewModelFactory = 

    ViewModelFactory(ApplicaNonProvider.getApplicaNonContext(), 

    TestDataSource())
    return MyFragment(viewModelFactory)
    }
    })
    }
    FragmentFactory x UIςετ
    Ұ෦Λελϒʹஔ͖׵͑
    

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29. FragmentFactory x UIςετ
    Fragment ViewModel
    Test

    Double
    Ͱ͖ͨ
    

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30. FragmentFactory x UIςετ
    @Test
    fun test() {
    launchFragmentInContainer(factory = object : FragmentFactory() {

    override fun instanNate(classLoader: ClassLoader, className: String): Fragment {
    val viewModelFactory = 

    ViewModelFactory(ApplicaNonProvider.getApplicaNonContext(), 

    TestDataSource())
    return MyFragment(viewModelFactory)
    }
    })
    }
    FragmentFactory x UIςετ
    ͬ͞͞ͱґଘΛίϯτϩʔϧͰ͖ͯ

    ͨͷ͍͠
    

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31. Summary
    FragmentScenarioͱFragmentFactoryΛ

    ࢖͑͹είʔϓΛݶఆͨ͠UIςετΛ

    ൺֱత؆୯ʹ࣮૷Ͱ͖Δ
    

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32. ͝ਗ਼ௌ͋Γ͕ͱ͏
    ͍͟͝·ͨ͠ʂ
    

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