Refactored the LibkiwixBookmarkTest test according to compose UI.

app/src/androidTest/java/org/kiwix/kiwixmobile/page/bookmarks/BookmarksRobot.kt

@@ -18,25 +18,29 @@
 
 package org.kiwix.kiwixmobile.page.bookmarks
 
-import androidx.recyclerview.widget.RecyclerView
+import androidx.compose.ui.test.assertTextEquals
+import androidx.compose.ui.test.hasText
+import androidx.compose.ui.test.junit4.ComposeContentTestRule
+import androidx.compose.ui.test.junit4.ComposeTestRule
+import androidx.compose.ui.test.onNodeWithTag
+import androidx.compose.ui.test.onNodeWithText
+import androidx.compose.ui.test.performClick
+import androidx.compose.ui.test.performScrollToNode
 import androidx.test.espresso.Espresso.onView
 import androidx.test.espresso.action.ViewActions.click
 import androidx.test.espresso.action.ViewActions.longClick
-import androidx.test.espresso.assertion.ViewAssertions
-import androidx.test.espresso.assertion.ViewAssertions.matches
-import androidx.test.espresso.contrib.RecyclerViewActions
-import androidx.test.espresso.matcher.ViewMatchers.hasDescendant
 import androidx.test.espresso.matcher.ViewMatchers.withId
 import androidx.test.espresso.matcher.ViewMatchers.withText
 import applyWithViewHierarchyPrinting
-import com.adevinta.android.barista.assertion.BaristaVisibilityAssertions.assertDisplayed
 import com.adevinta.android.barista.interaction.BaristaSleepInteractions
 import org.kiwix.kiwixmobile.BaseRobot
-import org.kiwix.kiwixmobile.Findable.StringId.ContentDesc
 import org.kiwix.kiwixmobile.Findable.StringId.TextId
-import org.kiwix.kiwixmobile.Findable.Text
 import org.kiwix.kiwixmobile.Findable.ViewId
 import org.kiwix.kiwixmobile.core.R
+import org.kiwix.kiwixmobile.core.page.DELETE_MENU_ICON_TESTING_TAG
+import org.kiwix.kiwixmobile.core.page.NO_ITEMS_TEXT_TESTING_TAG
+import org.kiwix.kiwixmobile.core.page.PAGE_LIST_TEST_TAG
+import org.kiwix.kiwixmobile.core.page.SWITCH_TEXT_TESTING_TAG
 import org.kiwix.kiwixmobile.core.page.bookmark.adapter.LibkiwixBookmarkItem
 import org.kiwix.kiwixmobile.testutils.TestUtils
 import org.kiwix.kiwixmobile.testutils.TestUtils.testFlakyView
@@ -49,12 +53,20 @@ fun bookmarks(func: BookmarksRobot.() -> Unit) =
 class BookmarksRobot : BaseRobot() {
   private var retryCountForBookmarkAddedButton = 5
 
-  fun assertBookMarksDisplayed() {
+  fun assertBookMarksDisplayed(composeTestRule: ComposeTestRule) {
-    assertDisplayed(R.string.bookmarks_from_current_book)
+    composeTestRule.apply {
+      waitForIdle()
+      onNodeWithTag(SWITCH_TEXT_TESTING_TAG)
+        .assertTextEquals(context.getString(R.string.bookmarks_from_current_book))
+    }
   }
 
-  fun clickOnTrashIcon() {
+  fun clickOnTrashIcon(composeTestRule: ComposeTestRule) {
-    clickOn(ContentDesc(R.string.pref_clear_all_bookmarks_title))
+    composeTestRule.apply {
+      waitForIdle()
+      onNodeWithTag(DELETE_MENU_ICON_TESTING_TAG)
+        .performClick()
+    }
   }
 
   fun assertDeleteBookmarksDialogDisplayed() {
@@ -66,8 +78,12 @@ class BookmarksRobot : BaseRobot() {
     testFlakyView({ onView(withText("DELETE")).perform(click()) })
   }
 
-  fun assertNoBookMarkTextDisplayed() {
+  fun assertNoBookMarkTextDisplayed(composeTestRule: ComposeTestRule) {
-    testFlakyView({ isVisible(TextId(R.string.no_bookmarks)) })
+    composeTestRule.apply {
+      waitForIdle()
+      onNodeWithTag(NO_ITEMS_TEXT_TESTING_TAG)
+        .assertTextEquals(context.getString(R.string.no_bookmarks))
+    }
   }
 
   fun clickOnSaveBookmarkImage() {
@@ -97,14 +113,20 @@ class BookmarksRobot : BaseRobot() {
     }
   }
 
-  fun assertBookmarkSaved() {
+  fun assertBookmarkSaved(composeTestRule: ComposeContentTestRule) {
     pauseForBetterTestPerformance()
-    isVisible(Text("Test Zim"))
+    composeTestRule.apply {
+      waitForIdle()
+      composeTestRule.onNodeWithText("Test Zim").assertExists()
+    }
   }
 
-  fun assertBookmarkRemoved() {
+  fun assertBookmarkRemoved(composeTestRule: ComposeTestRule) {
     pauseForBetterTestPerformance()
-    onView(withText("Test Zim")).check(ViewAssertions.doesNotExist())
+    composeTestRule.apply {
+      waitForIdle()
+      composeTestRule.onNodeWithText("Test Zim").assertDoesNotExist()
+    }
   }
 
   private fun pauseForBetterTestPerformance() {
@@ -118,13 +140,19 @@ class BookmarksRobot : BaseRobot() {
     })
   }
 
-  fun testAllBookmarkShowing(bookmarkList: ArrayList<LibkiwixBookmarkItem>) {
+  fun testAllBookmarkShowing(
-    bookmarkList.forEachIndexed { index, libkiwixBookmarkItem ->
+    bookmarkList: ArrayList<LibkiwixBookmarkItem>,
-      testFlakyView({
+    composeTestRule: ComposeTestRule
-        onView(withId(R.id.recycler_view))
+  ) {
-          .perform(RecyclerViewActions.scrollToPosition<RecyclerView.ViewHolder>(index))
+    composeTestRule.apply {
-          .check(matches(hasDescendant(withText(libkiwixBookmarkItem.title))))
+      waitForIdle()
-      })
+      bookmarkList.forEachIndexed { index, libkiwixBookmarkItem ->
+        testFlakyView({
+          composeTestRule.onNodeWithTag(PAGE_LIST_TEST_TAG)
+            .performScrollToNode(hasText(libkiwixBookmarkItem.title))
+          composeTestRule.onNodeWithText(libkiwixBookmarkItem.title).assertExists()
+        })
+      }
     }
   }
 }

app/src/androidTest/java/org/kiwix/kiwixmobile/page/bookmarks/LibkiwixBookmarkTest.kt

@@ -18,6 +18,7 @@
 
 package org.kiwix.kiwixmobile.page.bookmarks
 
+import androidx.compose.ui.test.junit4.createComposeRule
 import androidx.core.content.edit
 import androidx.core.net.toUri
 import androidx.lifecycle.Lifecycle
@@ -42,6 +43,7 @@ import org.kiwix.kiwixmobile.core.main.CoreReaderFragment
 import org.kiwix.kiwixmobile.core.page.bookmark.adapter.LibkiwixBookmarkItem
 import org.kiwix.kiwixmobile.core.utils.LanguageUtils.Companion.handleLocaleChange
 import org.kiwix.kiwixmobile.core.utils.SharedPreferenceUtil
+import org.kiwix.kiwixmobile.core.utils.TestingUtils.COMPOSE_TEST_RULE_ORDER
 import org.kiwix.kiwixmobile.core.utils.TestingUtils.RETRY_RULE_ORDER
 import org.kiwix.kiwixmobile.main.KiwixMainActivity
 import org.kiwix.kiwixmobile.main.topLevel
@@ -59,6 +61,9 @@ class LibkiwixBookmarkTest : BaseActivityTest() {
   @JvmField
   val retryRule = RetryRule()
 
+  @get:Rule(order = COMPOSE_TEST_RULE_ORDER)
+  val composeTestRule = createComposeRule()
+
   private lateinit var kiwixMainActivity: KiwixMainActivity
 
   @Before
@@ -119,20 +124,20 @@ class LibkiwixBookmarkTest : BaseActivityTest() {
     bookmarks {
       // delete any bookmark if already saved to properly perform this test case.
       longClickOnSaveBookmarkImage()
-      clickOnTrashIcon()
+      clickOnTrashIcon(composeTestRule)
       assertDeleteBookmarksDialogDisplayed()
       clickOnDeleteButton()
-      assertNoBookMarkTextDisplayed()
+      assertNoBookMarkTextDisplayed(composeTestRule)
       pressBack()
       // Test saving bookmark
       clickOnSaveBookmarkImage()
       clickOnOpenSavedBookmarkButton()
-      assertBookmarkSaved()
+      assertBookmarkSaved(composeTestRule)
       pressBack()
       // Test removing bookmark
       clickOnSaveBookmarkImage()
       longClickOnSaveBookmarkImage()
-      assertBookmarkRemoved()
+      assertBookmarkRemoved(composeTestRule)
       pressBack()
       // Save the bookmark to test whether it remains saved after the application restarts or not.
       clickOnSaveBookmarkImage()
@@ -142,7 +147,7 @@ class LibkiwixBookmarkTest : BaseActivityTest() {
   @Test
   fun testBookmarkRemainsSavedOrNot() {
     topLevel {
-      clickBookmarksOnNavDrawer(BookmarksRobot::assertBookmarkSaved)
+      clickBookmarksOnNavDrawer { assertBookmarkSaved(composeTestRule) }
     }
   }
 
@@ -160,10 +165,10 @@ class LibkiwixBookmarkTest : BaseActivityTest() {
     bookmarks {
       // delete any bookmark if already saved to properly perform this test case.
       longClickOnSaveBookmarkImage()
-      clickOnTrashIcon()
+      clickOnTrashIcon(composeTestRule)
       assertDeleteBookmarksDialogDisplayed()
       clickOnDeleteButton()
-      assertNoBookMarkTextDisplayed()
+      assertNoBookMarkTextDisplayed(composeTestRule)
       pressBack()
     }
     val navHostFragment: NavHostFragment =
@@ -198,7 +203,7 @@ class LibkiwixBookmarkTest : BaseActivityTest() {
     bookmarks {
       // test all the saved bookmarks are showing on the bookmarks screen
       openBookmarkScreen()
-      testAllBookmarkShowing(bookmarkList)
+      testAllBookmarkShowing(bookmarkList, composeTestRule)
     }
   }
 

core/src/main/java/org/kiwix/kiwixmobile/core/page/PageListItem.kt

@@ -35,6 +35,8 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.semantics.semantics
+import androidx.compose.ui.semantics.testTag
 import androidx.compose.ui.text.style.TextOverflow
 import org.kiwix.kiwixmobile.core.R
 import org.kiwix.kiwixmobile.core.downloader.model.Base64String
@@ -45,6 +47,8 @@ import org.kiwix.kiwixmobile.core.utils.ComposeDimens.EIGHT_DP
 import org.kiwix.kiwixmobile.core.utils.ComposeDimens.PAGE_LIST_ITEM_FAVICON_SIZE
 import org.kiwix.kiwixmobile.core.utils.ComposeDimens.SIXTEEN_DP
 
+const val PAGE_ITEM_TITLE_TESTING_TAG = "pageItemTitleTestingTag"
+
 @OptIn(ExperimentalFoundationApi::class)
 @Composable
 fun PageListItem(
@@ -81,7 +85,9 @@ fun PageListItem(
     Text(
       text = page.title,
       style = MaterialTheme.typography.bodyLarge,
-      modifier = Modifier.weight(1f),
+      modifier = Modifier
+        .weight(1f)
+        .semantics { testTag = PAGE_ITEM_TITLE_TESTING_TAG },
       maxLines = 1,
       overflow = TextOverflow.Ellipsis
     )

core/src/main/java/org/kiwix/kiwixmobile/core/page/PageScreen.kt

@@ -49,7 +49,10 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalLayoutDirection
+import androidx.compose.ui.platform.testTag
 import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.semantics.semantics
+import androidx.compose.ui.semantics.testTag
 import androidx.compose.ui.text.TextStyle
 import org.kiwix.kiwixmobile.core.R
 import org.kiwix.kiwixmobile.core.extensions.ActivityExtensions.isCustomApp
@@ -72,6 +75,10 @@ import org.threeten.bp.LocalDate
 import org.threeten.bp.format.DateTimeFormatter
 import org.threeten.bp.format.DateTimeParseException
 
+const val SWITCH_TEXT_TESTING_TAG = "switchTextTestingTag"
+const val NO_ITEMS_TEXT_TESTING_TAG = "noItemsTextTestingTag"
+const val PAGE_LIST_TEST_TAG = "pageListTestingTag"
+
 @Suppress("ComposableLambdaParameterNaming")
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
@@ -109,7 +116,9 @@ fun PageScreen(
           Text(
             text = state.noItemsString,
             style = MaterialTheme.typography.headlineSmall,
-            modifier = Modifier.align(Alignment.Center)
+            modifier = Modifier
+              .align(Alignment.Center)
+              .semantics { testTag = NO_ITEMS_TEXT_TESTING_TAG }
           )
         } else {
           PageList(
@@ -140,7 +149,7 @@ private fun PageList(
       }
   }
 
-  LazyColumn(state = listState) {
+  LazyColumn(state = listState, modifier = Modifier.semantics { testTag = PAGE_LIST_TEST_TAG }) {
     items(state.pageState.visiblePageItems) { item ->
       when (item) {
         is Page -> PageListItem(page = item, itemClickListener = itemClickListener)
@@ -171,14 +180,14 @@ private fun searchBarIfActive(
 fun PageSwitchRow(
   state: PageFragmentScreenState
 ) {
-  val switchTextColor = if (isSystemInDarkTheme()) {
-    AlabasterWhite
-  } else {
-    White
-  }
   val context = LocalActivity.current as CoreMainActivity
   // hide switches for custom apps, see more info here https://github.com/kiwix/kiwix-android/issues/3523
   if (!context.isCustomApp()) {
+    val switchTextColor = if (isSystemInDarkTheme()) {
+      AlabasterWhite
+    } else {
+      White
+    }
     Row(
       modifier = Modifier
         .fillMaxWidth()
@@ -190,7 +199,8 @@ fun PageSwitchRow(
       Text(
         state.switchString,
         color = switchTextColor,
-        style = TextStyle(fontSize = FOURTEEN_SP)
+        style = TextStyle(fontSize = FOURTEEN_SP),
+        modifier = Modifier.testTag(SWITCH_TEXT_TESTING_TAG)
       )
       Switch(
         checked = state.switchIsChecked,