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#3760 remove test that got re-added by merge
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package fr.free.nrw.commons.explore.depictions
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import androidx.arch.core.executor.testing.InstantTaskExecutorRule
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import androidx.lifecycle.LiveData
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import androidx.paging.PagedList
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import com.jraska.livedata.test
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import com.nhaarman.mockitokotlin2.*
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import fr.free.nrw.commons.upload.structure.depictions.DepictedItem
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import io.reactivex.processors.PublishProcessor
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import io.reactivex.schedulers.TestScheduler
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import org.junit.Before
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import org.junit.Rule
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import org.junit.Test
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import org.mockito.Mock
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import org.mockito.MockitoAnnotations
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class SearchDepictionsFragmentPresenterTest {
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@Rule
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@JvmField
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var instantTaskExecutorRule = InstantTaskExecutorRule()
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@Mock
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internal lateinit var view: SearchDepictionsFragmentContract.View
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private lateinit var searchDepictionsFragmentPresenter: SearchDepictionsFragmentPresenter
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private lateinit var testScheduler: TestScheduler
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@Mock
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private lateinit var searchableDepictionsDataSourceFactory: SearchableDepictionsDataSourceFactory
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private var loadingStates: PublishProcessor<LoadingState> = PublishProcessor.create()
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private var searchResults: PublishProcessor<LiveData<PagedList<DepictedItem>>> =
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PublishProcessor.create()
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private var noItemLoadedEvent: PublishProcessor<Unit> = PublishProcessor.create()
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@Before
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@Throws(Exception::class)
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fun setUp() {
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MockitoAnnotations.initMocks(this)
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whenever(searchableDepictionsDataSourceFactory.searchResults).thenReturn(searchResults)
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whenever(searchableDepictionsDataSourceFactory.loadingStates).thenReturn(loadingStates)
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whenever(searchableDepictionsDataSourceFactory.noItemsLoadedEvent)
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.thenReturn(noItemLoadedEvent)
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testScheduler = TestScheduler()
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searchDepictionsFragmentPresenter = SearchDepictionsFragmentPresenter(
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testScheduler,
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searchableDepictionsDataSourceFactory
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)
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searchDepictionsFragmentPresenter.onAttachView(view)
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}
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@Test
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fun `searchResults emission updates the view`() {
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val pagedListLiveData = mock<LiveData<PagedList<DepictedItem>>>()
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searchResults.offer(pagedListLiveData)
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verify(view).observeSearchResults(pagedListLiveData)
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}
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@Test
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fun `Loading offers a loading list item`() {
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onLoadingState(LoadingState.Loading)
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searchDepictionsFragmentPresenter.listFooterData.test()
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.assertValue(listOf(FooterItem.LoadingItem))
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}
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@Test
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fun `Complete offers an empty list item and hides initial loader`() {
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onLoadingState(LoadingState.Complete)
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searchDepictionsFragmentPresenter.listFooterData.test()
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.assertValue(emptyList())
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verify(view).hideInitialLoadProgress()
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}
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@Test
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fun `InitialLoad shows initial loader`() {
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onLoadingState(LoadingState.InitialLoad)
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verify(view).showInitialLoadInProgress()
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}
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@Test
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fun `Error offers a refresh list item, hides initial loader and shows error with a set text`() {
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searchDepictionsFragmentPresenter.onQueryUpdated("test")
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onLoadingState(LoadingState.Error)
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verify(view).setEmptyViewText("test")
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verify(view).showSnackbar()
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verify(view).hideInitialLoadProgress()
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searchDepictionsFragmentPresenter.listFooterData.test()
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.assertValue(listOf(FooterItem.RefreshItem))
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}
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@Test
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fun `Error offers a refresh list item, hides initial loader and shows error with a unset text`() {
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onLoadingState(LoadingState.Error)
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verify(view, never()).setEmptyViewText(any())
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verify(view).showSnackbar()
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verify(view).hideInitialLoadProgress()
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searchDepictionsFragmentPresenter.listFooterData.test()
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.assertValue(listOf(FooterItem.RefreshItem))
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}
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@Test
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fun `no Items event sets empty view text`() {
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searchDepictionsFragmentPresenter.onQueryUpdated("test")
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noItemLoadedEvent.offer(Unit)
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verify(view).setEmptyViewText("test")
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}
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@Test
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fun `retryFailedRequest calls retry`() {
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searchDepictionsFragmentPresenter.retryFailedRequest()
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verify(searchableDepictionsDataSourceFactory).retryFailedRequest()
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}
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@Test
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fun `onDetachView stops subscriptions`() {
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searchDepictionsFragmentPresenter.onDetachView()
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onLoadingState(LoadingState.Loading)
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searchDepictionsFragmentPresenter.listFooterData.test()
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.assertValue(emptyList())
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}
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@Test
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fun `onQueryUpdated updates dataSourceFactory`() {
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searchDepictionsFragmentPresenter.onQueryUpdated("test")
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verify(searchableDepictionsDataSourceFactory).onQueryUpdated("test")
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}
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private fun onLoadingState(loadingState: LoadingState) {
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loadingStates.offer(loadingState)
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testScheduler.triggerActions()
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}
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}
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