Espresso Idling Resource

Transcript

1. Espresso Idling Resource ☕ @takuji31

2. @takuji31 (Takuji Nishibayashi) Applica7on Engineer at Hatena

3. Loves • ! (AVG 175) • " # • h,p:/

   /photo.takuji31.jp • $ • h,p:/ /nazuna.takuji31.jp • Android • Kotlin

4. AGENDA • UIςετΛॻ࣌͘ͷ೰Έ • ղܾํ๏ • Espresso Idling Resource •

   ϋϚΓͲ͜Ζ

5. UIςετΛॻ࣌͘ͷ೰Έ

6. ඇಉظͷςετ

7. ςετ͕ՄೳʹͳΔ·Ͱ଴ͭ

8. ࡶͳղܾํ๏

9. Thread.sleep(1000)

10. ωοτϫʔΫ͕஗͍

11. ͨ·ʹίέΔ !

12. Jenkins͕ॏ͍

13. ͨ·ʹίέΔ !

14. ͪΐͬͱݡ͍ํ๏

15. खͰؤுΔ

16. RxJava

17. Թ͔Έͷ͋Δख࣮૷

18. ෳ਺ίϯϙʔωϯτΛ଴ͭͷ͕େม Ac#vity + ViewModelͱ͔

19. ຊ࣭తͰͳ͍ͱ͜Ζʹίετ͕͔͔ Γ͗͢Δ

20. ઈର΍Γͨ͘ͳ͍ !

21. Espresso Idling Resource

22. Espresso plugin?

23. ΞΠυϦϯάͷ࢓૊ΈΛఏڙ

24. IdlingResource

25. Ϧιʔε

26. IdlingRegistry

27. ΞΠυϦϯάΛ؂ࢹ͢ΔϨδετϦ ʔ

28. ࢖͍ํ

29. build.gradle compile 'com.android.support.test.espresso:espresso-idling-resource:3.0.0'

30. IdlingResource

31. SimpleIdlingResource class SimpleIdlingResource(private val name: String) : IdlingResource { private

    var callback: IdlingResource.ResourceCallback? = null var isIdle: Boolean = false set(value) { field = value if (value) { callback?.run { onTransitionToIdle() } } } override fun getName(): String = this.name override fun isIdleNow(): Boolean = isIdle override fun registerIdleTransitionCallback(callback: IdlingResource.ResourceCallback?) { this.callback = callback } }

32. ࢖͏

33. ΞϓϦ

34. ViewModel class ViewModel { var artists: List<Artist> = emptyList() var

    loadingDisposable: Disposable? = null @VisibleForTesting(otherwise = VisibleForTesting.PRIVATE) val loadingIdlingResource : SimpleIdlingResource = SimpleIdlingResource("IdlingResourceViewModelLoading") }

35. ViewModel class ViewModel { fun onCreate() { // fake API

    request fakeReload() } private fun fakeReload() { loadingDisposable = Single .timer(3, TimeUnit.SECONDS) .doOnSubscribe { loadingIdlingResource.isIdle = false } .doFinally { loadingIdlingResource.isIdle = true } .subscribe { _, _ -> artists = Artist.list } } }

36. ςετ

37. test class IdlingResourceActivityTest { @JvmField @Rule val rule : IntentsTestRule<IdlingResourceActivity>

    = IntentsTestRule(IdlingResourceActivity::class.java, true, true) var initializeIdlingResource : IdlingResource? = null }

38. test class IdlingResourceActivityTest { @Before fun setUp() { initializeIdlingResource =

    rule.activity.viewModel.loadingIdlingResource IdlingRegistry.getInstance().register(initializeIdlingResource) } @After fun tearDown() { initializeIdlingResource?.run { IdlingRegistry.getInstance().unregister(this) initializeIdlingResource = null } } }

39. test class IdlingResourceActivityTest { @Test fun testReload() { // remove

    3 items repeat(3) { openActionBarOverflowOrOptionsMenu(rule.activity) onView(withText("Remove first")).perform(click()) } onView(withId(R.id.swipeRefreshLayout)).perform(swipeDown()) onView(withId(R.id.recyclerView)).check { view, _ -> val recyclerView = view as RecyclerView assertEquals(recyclerView.childCount, Artist.list.size) assertEquals(recyclerView.adapter.itemCount, Artist.list.size) } } }

40. EspressoͷػೳΛ࢖Θͳ͍͚Ͳ଴ͪ ͍ͨ

41. ex) GA΁ͷΠϕϯτૹ৴Λςετ

42. Espresso.onIdle()

43. ༻ҙ͞Ε͍ͯΔIdlingResource

44. CountingIdlingResource

45. ηϚϑΥͬΆ͍΍ͭ

46. increment()/decrement()

47. IdlingScheduledThreadPoolExecutor / IdlingThreadPoolExecutor

48. ThreadPoolExecutor

49. UriIdlingResource

50. UriΛΩʔʹͰ͖ΔIdlingResource

51. ϋϚΓͲ͜Ζ

52. Test with Proguard

53. None

54. !

55. Proguard rule -keep class android.support.test.espresso.** { public *; }

56. takuji31/KanmobaAndroid

57. Enjoy Espresso life !