Rename test methods and classes.

Author: dturner

core/database/src/androidTest/kotlin/com/google/samples/apps/nowinandroid/core/database/TestDatabaseSetup.kt renamed to core/database/src/androidTest/kotlin/com/google/samples/apps/nowinandroid/core/database/dao/DatabaseTest.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 The Android Open Source Project
+ * Copyright 2025 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,32 +14,39 @@
  * limitations under the License.
  */
 
-package com.google.samples.apps.nowinandroid.core.database
+package com.google.samples.apps.nowinandroid.core.database.dao
 
 import android.content.Context
 import androidx.room.Room
 import androidx.test.core.app.ApplicationProvider
-import com.google.samples.apps.nowinandroid.core.database.dao.NewsResourceDao
-import com.google.samples.apps.nowinandroid.core.database.dao.TopicDao
+import com.google.samples.apps.nowinandroid.core.database.NiaDatabase
 import org.junit.After
 import org.junit.Before
 
-abstract class TestDatabaseSetup {
-    protected lateinit var newsResourceDao: NewsResourceDao
-    protected lateinit var topicDao: TopicDao
-    private lateinit var db: NiaDatabase
+
+internal abstract class DatabaseTest {
+
+    private lateinit var db : NiaDatabase
+    protected lateinit var newsResourceDao : NewsResourceDao
+    protected lateinit var topicDao : TopicDao
 
     @Before
-    fun createDb() {
-        val context = ApplicationProvider.getApplicationContext<Context>()
-        db = Room.inMemoryDatabaseBuilder(
-            context,
-            NiaDatabase::class.java,
-        ).build()
+    fun setup() {
+        db = run {
+            val context = ApplicationProvider.getApplicationContext<Context>()
+            Room.inMemoryDatabaseBuilder(
+                context,
+                NiaDatabase::class.java,
+            ).build()
+        }
         newsResourceDao = db.newsResourceDao()
         topicDao = db.topicDao()
     }
 
     @After
-    fun closeDb() = db.close()
+    fun closeDb(){
+        db.close()
+    }
 }
+
+

core/database/src/androidTest/kotlin/com/google/samples/apps/nowinandroid/core/database/dao/NewsResourceDaoTest.kt

@@ -16,7 +16,6 @@
 
 package com.google.samples.apps.nowinandroid.core.database.dao
 
-import com.google.samples.apps.nowinandroid.core.database.TestDatabaseSetup
 import com.google.samples.apps.nowinandroid.core.database.model.NewsResourceEntity
 import com.google.samples.apps.nowinandroid.core.database.model.NewsResourceTopicCrossRef
 import com.google.samples.apps.nowinandroid.core.database.model.TopicEntity
@@ -27,9 +26,10 @@ import kotlinx.datetime.Instant
 import org.junit.Test
 import kotlin.test.assertEquals
 
-class NewsResourceDaoTest : TestDatabaseSetup() {
+internal class NewsResourceDaoTest : DatabaseTest()  {
+
     @Test
-    fun newsResourceDao_fetches_items_by_descending_publish_date() = runTest {
+    fun getNewsResources_allEntries_areOrderedByPublishDateDesc() = runTest {
         val newsResourceEntities = listOf(
             testNewsResource(
                 id = "0",
@@ -64,7 +64,7 @@ class NewsResourceDaoTest : TestDatabaseSetup() {
     }
 
     @Test
-    fun newsResourceDao_filters_items_by_news_ids_by_descending_publish_date() = runTest {
+    fun getNewsResources_filteredById_areOrderedByDescendingPublishDate() = runTest {
         val newsResourceEntities = listOf(
             testNewsResource(
                 id = "0",
@@ -102,7 +102,7 @@ class NewsResourceDaoTest : TestDatabaseSetup() {
     }
 
     @Test
-    fun newsResourceDao_filters_items_by_topic_ids_by_descending_publish_date() = runTest {
+    fun getNewsResources_filteredByTopicId_areOrderedByDescendingPublishDate() = runTest {
         val topicEntities = listOf(
             testTopicEntity(
                 id = "1",
@@ -162,7 +162,7 @@ class NewsResourceDaoTest : TestDatabaseSetup() {
     }
 
     @Test
-    fun newsResourceDao_filters_items_by_news_and_topic_ids_by_descending_publish_date() = runTest {
+    fun getNewsResources_filteredByIdAndTopicId_areOrderedByDescendingPublishDate() = runTest {
         val topicEntities = listOf(
             testTopicEntity(
                 id = "1",
@@ -224,7 +224,7 @@ class NewsResourceDaoTest : TestDatabaseSetup() {
     }
 
     @Test
-    fun newsResourceDao_deletes_items_by_ids() =
+    fun deleteNewsResources_byId() =
         runTest {
             val newsResourceEntities = listOf(
                 testNewsResource(

core/database/src/androidTest/kotlin/com/google/samples/apps/nowinandroid/core/database/dao/TopicDaoTest.kt

@@ -16,16 +16,16 @@
 
 package com.google.samples.apps.nowinandroid.core.database.dao
 
-import com.google.samples.apps.nowinandroid.core.database.TestDatabaseSetup
 import com.google.samples.apps.nowinandroid.core.database.model.TopicEntity
 import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.test.runTest
 import org.junit.Test
 import kotlin.test.assertEquals
 
-class TopicDaoTest : TestDatabaseSetup() {
+internal class TopicDaoTest : DatabaseTest() {
+
     @Test
-    fun topicDao_fetchTopics() = runTest {
+    fun getTopics() = runTest {
         insertTopics()
 
         val savedTopics = topicDao.getTopicEntities().first()
@@ -37,7 +37,7 @@ class TopicDaoTest : TestDatabaseSetup() {
     }
 
     @Test
-    fun topicDao_getSingleTopicEntity() = runTest {
+    fun getTopic() = runTest {
         insertTopics()
 
         val savedTopicEntity = topicDao.getTopicEntity("2").first()
@@ -46,7 +46,7 @@ class TopicDaoTest : TestDatabaseSetup() {
     }
 
     @Test
-    fun topicDao_getOneOffTopicEntity() = runTest {
+    fun getTopics_oneOff() = runTest {
         insertTopics()
 
         val savedTopics = topicDao.getOneOffTopicEntities()
@@ -58,7 +58,7 @@ class TopicDaoTest : TestDatabaseSetup() {
     }
 
     @Test
-    fun topicDao_getTopicEntities_ByIds() = runTest {
+    fun getTopics_byId() = runTest {
         insertTopics()
 
         val savedTopics = topicDao.getTopicEntities(setOf("1", "2"))
@@ -68,7 +68,7 @@ class TopicDaoTest : TestDatabaseSetup() {
     }
 
     @Test
-    fun topicDao_IgnoreNewEntry_If_EntityExists() = runTest {
+    fun insertTopic_newEntryIsIgnoredIfAlreadyExists() = runTest {
         insertTopics()
         topicDao.insertOrIgnoreTopics(
             listOf(testTopicEntity("1", "compose")),
@@ -80,7 +80,7 @@ class TopicDaoTest : TestDatabaseSetup() {
     }
 
     @Test
-    fun topicDao_Upsert_Entities() = runTest {
+    fun upsertTopic_existingEntryIsUpdated() = runTest {
         insertTopics()
         topicDao.upsertTopics(
             listOf(testTopicEntity("1", "newName")),
@@ -93,7 +93,7 @@ class TopicDaoTest : TestDatabaseSetup() {
     }
 
     @Test
-    fun topicDao_Delete_Entities() = runTest {
+    fun deleteTopics_byId_existingEntriesAreDeleted() = runTest {
         insertTopics()
         topicDao.deleteTopics(listOf("1", "2"))