feat(feed): 피드 어댑터와 뷰 테스트를 추가한다
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package kr.co.vividnext.sodalive.v2.widget.feed
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import android.view.LayoutInflater
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import android.view.ViewGroup
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import android.widget.ImageView
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import androidx.recyclerview.widget.RecyclerView
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import kr.co.vividnext.sodalive.R
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import kotlin.math.roundToInt
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class FeedAdapter(
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private val widthMode: FeedWidthMode = FeedWidthMode.FigmaFixed,
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private val horizontalItemDecorationDp: Int = 0,
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private val onClickItem: (FeedItem) -> Unit,
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private val onBindImages: (FeedImageViews, FeedItem) -> Unit = { _, _ -> }
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) : RecyclerView.Adapter<RecyclerView.ViewHolder>() {
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private val items = mutableListOf<FeedItem>()
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override fun getItemViewType(position: Int): Int = when (items[position].variant) {
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FeedVariant.Rank -> VIEW_TYPE_RANK
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FeedVariant.Live -> VIEW_TYPE_LIVE
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FeedVariant.Content -> VIEW_TYPE_CONTENT
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FeedVariant.Community -> VIEW_TYPE_COMMUNITY
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}
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override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RecyclerView.ViewHolder {
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val inflater = LayoutInflater.from(parent.context)
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return when (viewType) {
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VIEW_TYPE_RANK -> RankViewHolder(inflater.inflate(R.layout.view_feed_rank, parent, false) as FeedRankView, parent)
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VIEW_TYPE_LIVE -> LiveViewHolder(inflater.inflate(R.layout.view_feed_live, parent, false) as FeedLiveView, parent)
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VIEW_TYPE_CONTENT -> ContentViewHolder(inflater.inflate(R.layout.view_feed_content, parent, false) as FeedContentView, parent)
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VIEW_TYPE_COMMUNITY -> CommunityViewHolder(inflater.inflate(R.layout.view_feed_community, parent, false) as FeedCommunityView, parent)
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else -> error("Unknown viewType: $viewType")
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}
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}
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override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
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when (val item = items[position]) {
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is FeedItem.Rank -> (holder as RankViewHolder).bind(item)
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is FeedItem.Live -> (holder as LiveViewHolder).bind(item)
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is FeedItem.Content -> (holder as ContentViewHolder).bind(item)
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is FeedItem.Community -> (holder as CommunityViewHolder).bind(item)
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}
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}
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override fun getItemCount(): Int = items.size
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fun submitItems(items: List<FeedItem>) {
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this.items.clear()
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this.items.addAll(items)
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notifyDataSetChanged()
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}
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private inner class RankViewHolder(
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private val view: FeedRankView,
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private val parent: ViewGroup
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) : RecyclerView.ViewHolder(view) {
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fun bind(item: FeedItem.Rank) {
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view.setFeedSize(calculateSize(item.variant, parent))
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view.bind(item)
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view.setOnFeedClick(onClickItem)
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onBindImages(FeedImageViews(primary = view.imageView()), item)
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}
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}
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private inner class LiveViewHolder(
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private val view: FeedLiveView,
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private val parent: ViewGroup
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) : RecyclerView.ViewHolder(view) {
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fun bind(item: FeedItem.Live) {
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view.setFeedSize(calculateSize(item.variant, parent))
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view.bind(item)
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view.setOnFeedClick(onClickItem)
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onBindImages(FeedImageViews(profile = view.profileImageView()), item)
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}
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}
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private inner class ContentViewHolder(
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private val view: FeedContentView,
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private val parent: ViewGroup
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) : RecyclerView.ViewHolder(view) {
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fun bind(item: FeedItem.Content) {
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view.setFeedSize(calculateSize(item.variant, parent))
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view.bind(item)
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view.setOnFeedClick(onClickItem)
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onBindImages(FeedImageViews(primary = view.contentImageView(), profile = view.profileImageView()), item)
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}
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}
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private inner class CommunityViewHolder(
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private val view: FeedCommunityView,
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private val parent: ViewGroup
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) : RecyclerView.ViewHolder(view) {
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fun bind(item: FeedItem.Community) {
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view.setFeedSize(calculateSize(item.variant, parent))
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view.bind(item)
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view.setOnFeedClick(onClickItem)
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onBindImages(FeedImageViews(profile = view.profileImageView()), item)
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}
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}
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private fun calculateSize(variant: FeedVariant, parent: ViewGroup): FeedSize {
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val parentWidthPx = parent.width.takeIf { it > 0 } ?: parent.resources.displayMetrics.widthPixels
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val availableWidthPx = parentWidthPx - parent.paddingLeft - parent.paddingRight
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val availableWidthDp = (availableWidthPx / parent.resources.displayMetrics.density).roundToInt()
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return FeedSize.from(variant, widthMode, availableWidthDp, horizontalItemDecorationDp)
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}
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companion object {
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private const val VIEW_TYPE_RANK = 1
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private const val VIEW_TYPE_LIVE = 2
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private const val VIEW_TYPE_CONTENT = 3
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private const val VIEW_TYPE_COMMUNITY = 4
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}
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}
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data class FeedImageViews(
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val primary: ImageView? = null,
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val profile: ImageView? = null
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)
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@@ -0,0 +1,124 @@
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package kr.co.vividnext.sodalive.v2.widget.feed
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import android.app.Application
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import android.content.Context
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import android.widget.FrameLayout
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import android.widget.ImageView
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import android.widget.TextView
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import androidx.test.core.app.ApplicationProvider
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import kr.co.vividnext.sodalive.R
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import org.junit.Assert.assertEquals
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import org.junit.Assert.assertFalse
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import org.junit.Assert.assertSame
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import org.junit.Assert.assertTrue
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import org.junit.Test
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import org.junit.runner.RunWith
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import org.robolectric.RobolectricTestRunner
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import org.robolectric.annotation.Config
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@RunWith(RobolectricTestRunner::class)
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@Config(sdk = [28], application = Application::class)
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class FeedViewTest {
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@Test
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fun `live bind displays server provided ended message in one constrained text view`() {
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val view = inflateView<FeedLiveView>(R.layout.view_feed_live)
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val item = sampleLiveItem(endedMessage = "서버에서 내려온 라이브 종료 문구")
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view.bind(item)
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assertEquals("서버에서 내려온 라이브 종료 문구", view.endedMessageTextView().text.toString())
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}
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@Test
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fun `content category tag and time share bottom meta row`() {
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val view = inflateView<FeedContentView>(R.layout.view_feed_content)
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val category = view.findViewById<TextView>(R.id.tv_feed_content_category)
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val time = view.findViewById<TextView>(R.id.tv_feed_content_created_at)
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assertSame(view.findViewById<View>(R.id.ll_feed_content_meta), category.parent)
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assertSame(category.parent, time.parent)
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}
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@Test
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fun `community can hide empty body and keyword rows by caller policy`() {
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val view = inflateView<FeedCommunityView>(R.layout.view_feed_community)
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view.setHideEmptyTextRows(true)
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view.bind(sampleCommunityItem(bodyText = "", keywordText = ""))
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assertEquals(View.GONE, view.findViewById<TextView>(R.id.tv_feed_community_body).visibility)
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assertEquals(View.GONE, view.findViewById<TextView>(R.id.tv_feed_community_keyword).visibility)
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}
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@Test
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fun `rank overlay uses figma overflow position`() {
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val view = inflateView<FeedRankView>(R.layout.view_feed_rank)
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val imageContainer = view.findViewById<FrameLayout>(R.id.fl_feed_rank_image_container)
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val overlay = view.findViewById<TextView>(R.id.tv_feed_rank_overlay)
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val params = overlay.layoutParams as FrameLayout.LayoutParams
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assertFalse(imageContainer.clipChildren)
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assertFalse(imageContainer.clipToPadding)
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assertEquals((-6).dpToPx(), params.marginEnd)
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assertEquals((-22).dpToPx(), params.bottomMargin)
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}
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@Test
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fun `feed content images expose simple accessibility descriptions`() {
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val rankView = inflateView<FeedRankView>(R.layout.view_feed_rank)
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val liveView = inflateView<FeedLiveView>(R.layout.view_feed_live)
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val contentView = inflateView<FeedContentView>(R.layout.view_feed_content)
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val communityView = inflateView<FeedCommunityView>(R.layout.view_feed_community)
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assertNotEmptyContentDescription(rankView.findViewById(R.id.iv_feed_rank_image))
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assertNotEmptyContentDescription(liveView.findViewById(R.id.iv_feed_live_profile))
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assertNotEmptyContentDescription(contentView.findViewById(R.id.iv_feed_content_image))
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assertNotEmptyContentDescription(contentView.findViewById(R.id.iv_feed_content_profile))
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assertNotEmptyContentDescription(communityView.findViewById(R.id.iv_feed_community_profile))
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}
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private inline fun <reified T : View> inflateView(layoutResId: Int): T {
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val context = ApplicationProvider.getApplicationContext<Context>()
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return LayoutInflater.from(context).inflate(layoutResId, null, false) as T
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}
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private fun sampleLiveItem(endedMessage: String) = FeedItem.Live(
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feedId = "feed-live-1",
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creatorId = "creator-1",
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creatorName = "크리에이터이름",
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creatorImageUrl = "https://example.com/profile.png",
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liveId = "live-1",
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liveTitle = "라이브 방송 이름",
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createdAtText = "2분 전",
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endedMessage = endedMessage
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)
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private fun sampleCommunityItem(
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bodyText: String,
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keywordText: String
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) = FeedItem.Community(
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feedId = "feed-community-1",
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creatorId = "creator-1",
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creatorName = "크리에이터 이름",
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creatorImageUrl = "https://example.com/profile.png",
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postId = "post-1",
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bodyText = bodyText,
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keywordText = keywordText,
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createdAtText = "2분 전",
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commentCount = 5,
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likeCount = 6
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)
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private fun Int.dpToPx(): Int {
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val context = ApplicationProvider.getApplicationContext<Context>()
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return (this * context.resources.displayMetrics.density).toInt()
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}
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private fun assertNotEmptyContentDescription(imageView: ImageView) {
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assertTrue(!imageView.contentDescription.isNullOrEmpty())
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}
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}
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