[fenix] Close https://github.com/mozilla-mobile/fenix/issues/25982: Fix check between current and new when adding a bookmark

app/src/main/java/org/mozilla/fenix/components/bookmarks/BookmarksUseCase.kt

@@ -30,8 +30,8 @@ class BookmarksUseCase(
          */
         @WorkerThread
         suspend operator fun invoke(url: String, title: String, position: UInt? = null): Boolean {
-            try {
+            return try {
-                val canAdd = storage.getBookmarksWithUrl(url).firstOrNull { it.url == it.url } == null
+                val canAdd = storage.getBookmarksWithUrl(url).firstOrNull { it.url == url } == null
 
                 if (canAdd) {
                     storage.addItem(
@@ -41,9 +41,9 @@ class BookmarksUseCase(
                         position = position
                     )
                 }
-                return canAdd
+                canAdd
             } catch (e: PlacesException.UrlParseFailed) {
-                return false
+                false
             }
         }
     }

app/src/test/java/org/mozilla/fenix/components/bookmarks/BookmarksUseCaseTest.kt

@@ -44,9 +44,11 @@ class BookmarksUseCaseTest {
     fun `WHEN adding bookmark THEN new item is stored`() = runTest {
         val bookmarksStorage = mockk<BookmarksStorage>(relaxed = true)
         val historyStorage = mockk<HistoryStorage>(relaxed = true)
+        val bookmarkNode = mockk<BookmarkNode>()
         val useCase = BookmarksUseCase(bookmarksStorage, historyStorage)
 
-        coEvery { bookmarksStorage.getBookmarksWithUrl(any()) }.coAnswers { emptyList() }
+        every { bookmarkNode.url }.answers { "https://firefox.com" }
+        coEvery { bookmarksStorage.getBookmarksWithUrl(any()) }.coAnswers { listOf(bookmarkNode) }
 
         val result = useCase.addBookmark("https://mozilla.org", "Mozilla")