feat(live): 온에어 라이브 ViewModel을 연결한다

2026-06-26 23:43:16 +09:00
parent c3377e39e6
commit d3454cc293
3 changed files with 287 additions and 0 deletions
--- a/app/src/test/java/kr/co/vividnext/sodalive/v2/live/onair/HomeOnAirLiveViewModelTest.kt
+++ b/app/src/test/java/kr/co/vividnext/sodalive/v2/live/onair/HomeOnAirLiveViewModelTest.kt
@@ -0,0 +1,141 @@
+package kr.co.vividnext.sodalive.v2.live.onair
+
+import android.app.Application
+import android.content.Context
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.Observer
+import androidx.test.core.app.ApplicationProvider
+import io.reactivex.rxjava3.android.plugins.RxAndroidPlugins
+import io.reactivex.rxjava3.core.Scheduler
+import io.reactivex.rxjava3.core.Single
+import io.reactivex.rxjava3.plugins.RxJavaPlugins
+import io.reactivex.rxjava3.schedulers.Schedulers
+import kr.co.vividnext.sodalive.common.ApiResponse
+import kr.co.vividnext.sodalive.common.SharedPreferenceManager
+import kr.co.vividnext.sodalive.v2.live.onair.data.HomeOnAirLivePageResponse
+import kr.co.vividnext.sodalive.v2.live.onair.data.HomeOnAirLiveRepository
+import kr.co.vividnext.sodalive.v2.live.onair.data.HomeOnAirLiveResponse
+import kr.co.vividnext.sodalive.v2.live.onair.model.HomeOnAirLivePageUiState
+import org.junit.After
+import org.junit.Assert.assertEquals
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.kotlin.never
+import org.mockito.kotlin.verify
+import org.mockito.kotlin.whenever
+import org.robolectric.RobolectricTestRunner
+import org.robolectric.annotation.Config
+
+@RunWith(RobolectricTestRunner::class)
+@Config(sdk = [28], application = Application::class)
+class HomeOnAirLiveViewModelTest {
+
+    private val context: Context = ApplicationProvider.getApplicationContext()
+    private lateinit var repository: HomeOnAirLiveRepository
+    private lateinit var viewModel: HomeOnAirLiveViewModel
+
+    @Before
+    fun setUp() {
+        setImmediateRxSchedulers()
+        SharedPreferenceManager.resetForTest()
+        SharedPreferenceManager.init(context)
+        SharedPreferenceManager.token = "test-token"
+        repository = org.mockito.kotlin.mock()
+        viewModel = HomeOnAirLiveViewModel(repository)
+    }
+
+    @After
+    fun tearDown() {
+        RxJavaPlugins.reset()
+        RxAndroidPlugins.reset()
+        SharedPreferenceManager.resetForTest()
+    }
+
+    @Test
+    fun `최초 로드는 page 0을 호출하고 Content를 emit한다`() {
+        stubGetOnAirLives(page = 0, response = Single.just(ApiResponse(true, pageResponse(page = 0), null)))
+
+        viewModel.loadFirstPage()
+
+        val state = viewModel.onAirLiveStateLiveData.requireValue() as HomeOnAirLivePageUiState.Content
+        assertEquals(0, state.content.page)
+        assertEquals(listOf(1L), state.content.items.map { it.roomId })
+        verify(repository).getOnAirLives("Bearer test-token", 0)
+    }
+
+    @Test
+    fun `다음 페이지 로드는 기존 items에 추가하고 page를 갱신한다`() {
+        stubGetOnAirLives(
+            page = 0,
+            response = Single.just(ApiResponse(true, pageResponse(page = 0, ids = listOf(1L), hasNext = true), null))
+        )
+        stubGetOnAirLives(
+            page = 1,
+            response = Single.just(ApiResponse(true, pageResponse(page = 1, ids = listOf(2L), hasNext = false), null))
+        )
+        viewModel.loadFirstPage()
+
+        viewModel.loadNextPage()
+
+        val state = viewModel.onAirLiveStateLiveData.requireValue() as HomeOnAirLivePageUiState.Content
+        assertEquals(1, state.content.page)
+        assertEquals(listOf(1L, 2L), state.content.items.map { it.roomId })
+        assertEquals(false, state.content.hasNext)
+    }
+
+    @Test
+    fun `hasNext가 false이면 다음 페이지를 호출하지 않는다`() {
+        stubGetOnAirLives(
+            page = 0,
+            response = Single.just(ApiResponse(true, pageResponse(page = 0, hasNext = false), null))
+        )
+        viewModel.loadFirstPage()
+
+        viewModel.loadNextPage()
+
+        verify(repository, never()).getOnAirLives("Bearer test-token", 1)
+    }
+
+    private fun stubGetOnAirLives(
+        page: Int,
+        response: Single<ApiResponse<HomeOnAirLivePageResponse>>
+    ) {
+        whenever(repository.getOnAirLives("Bearer test-token", page)).thenReturn(response)
+    }
+
+    private fun pageResponse(
+        page: Int,
+        ids: List<Long> = listOf(1L),
+        hasNext: Boolean = false
+    ) = HomeOnAirLivePageResponse(
+        items = ids.map { live(it) },
+        page = page,
+        size = 20,
+        hasNext = hasNext
+    )
+
+    private fun live(roomId: Long) = HomeOnAirLiveResponse(
+        roomId = roomId,
+        creatorNickname = "크리에이터 $roomId",
+        creatorProfileImage = "https://example.com/profile-$roomId.png",
+        title = "라이브 $roomId",
+        price = 0,
+        beginDateTimeUtc = "2026-06-26T12:00:00Z"
+    )
+
+    private fun setImmediateRxSchedulers() {
+        val trampoline = { _: Scheduler -> Schedulers.trampoline() }
+        RxJavaPlugins.setIoSchedulerHandler(trampoline)
+        RxAndroidPlugins.setInitMainThreadSchedulerHandler { Schedulers.trampoline() }
+        RxAndroidPlugins.setMainThreadSchedulerHandler { Schedulers.trampoline() }
+    }
+
+    private fun <T> LiveData<T>.requireValue(): T? {
+        var value: T? = null
+        val observer = Observer<T> { value = it }
+        observeForever(observer)
+        removeObserver(observer)
+        return value
+    }
+}