Test

app/build.gradle.kts

@@ -17,7 +17,16 @@ android {
         versionCode = 1
         versionName = "1.0"
 
-        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+        testInstrumentationRunner = "com.bober.notesapp.HiltTestRunner"
+    }
+
+    packaging {
+        resources {
+            excludes += "META-INF/LICENSE.md"
+            excludes += "META-INF/LICENSE-notice.md"
+            excludes += "META-INF/LICENSE*"
+            excludes += "META-INF/NOTICE*"
+        }
     }
 
     buildTypes {

app/src/androidTest/java/com/bober/notesapp/HiltTestRunner.kt

@@ -0,0 +1,18 @@
+package com.bober.notesapp
+
+import android.app.Application
+import android.content.Context
+import androidx.test.runner.AndroidJUnitRunner
+import dagger.hilt.android.testing.HiltTestApplication
+
+
+class HiltTestRunner: AndroidJUnitRunner() {
+
+    override fun newApplication(
+        cl: ClassLoader?,
+        className: String?,
+        context: Context?
+    ): Application? {
+        return super.newApplication(cl, HiltTestApplication::class.java.name, context)
+    }
+}

app/src/androidTest/java/com/bober/notesapp/di/AppModuleTest.kt

@@ -0,0 +1,34 @@
+package com.bober.notesapp.di
+
+import android.app.Application
+import androidx.room.Room
+import com.bober.notesapp.data.local.NoteDatabase
+import com.bober.notesapp.data.repository.FakeNoteRepository
+import com.bober.notesapp.data.repository.NoteRepositoryImpl
+import com.bober.notesapp.domain.repository.NoteRepository
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import javax.inject.Singleton
+
+@Module
+@InstallIn(SingletonComponent::class)
+object AppModuleTest {
+
+    @Provides
+    @Singleton
+    fun provideNoteDatabase(app: Application): NoteDatabase {
+        return Room.inMemoryDatabaseBuilder(
+            app,
+            NoteDatabase::class.java
+        ).build()
+    }
+
+    @Provides
+    @Singleton
+    fun provideNoteRepository(db : NoteDatabase): NoteRepository{
+        return NoteRepositoryImpl(db.noteDao())
+        // return FakeNoteRepository()
+    }
+}

app/src/androidTest/java/com/bober/notesapp/presentation/notes/NoteScreenTest.kt

@@ -0,0 +1,69 @@
+package com.bober.notesapp.presentation.notes
+
+import androidx.compose.ui.test.assertIsDisplayed
+import androidx.compose.ui.test.assertIsNotSelected
+import androidx.compose.ui.test.assertIsSelected
+import androidx.compose.ui.test.filterToOne
+import androidx.compose.ui.test.hasClickAction
+import androidx.compose.ui.test.junit4.createAndroidComposeRule
+import androidx.compose.ui.test.onChildren
+import androidx.compose.ui.test.onNodeWithContentDescription
+import androidx.compose.ui.test.onNodeWithTag
+import androidx.compose.ui.test.onNodeWithText
+import androidx.compose.ui.test.performClick
+import com.bober.notesapp.core.util.TestTags
+import com.bober.notesapp.di.AppModule
+import com.bober.notesapp.presentation.MainActivity
+import dagger.hilt.android.testing.HiltAndroidRule
+import dagger.hilt.android.testing.HiltAndroidTest
+import dagger.hilt.android.testing.UninstallModules
+import org.junit.Before
+import org.junit.Rule
+import org.junit.Test
+
+@HiltAndroidTest
+@UninstallModules(AppModule::class)
+class NoteScreenTest {
+
+    @get:Rule(order = 0)
+    val hiltRule = HiltAndroidRule(this)
+
+    @get:Rule(order = 1)
+    val composeRule = createAndroidComposeRule<MainActivity>()
+
+    @Before
+    fun setUp(){
+
+        hiltRule.inject()
+    }
+
+    @Test
+    fun clickToggleOrderSection_isVisible() {
+        composeRule.onNodeWithTag(TestTags.ORDER_SECTION).assertDoesNotExist()
+        composeRule.onNodeWithContentDescription("Sort").performClick()
+        composeRule.onNodeWithTag(TestTags.ORDER_SECTION).assertIsDisplayed()
+    }
+
+    @Test
+    fun clickToggleOrderSectionAndChangeToTitle_titleIsClicked() {
+        composeRule.onNodeWithTag(TestTags.ORDER_SECTION).assertDoesNotExist()
+        composeRule.onNodeWithContentDescription("Sort").performClick()
+
+        val titleRadioButton = composeRule
+            .onNodeWithTag(TestTags.TITLE_RADIO_BUTTON, useUnmergedTree = true)
+            .onChildren()
+            .filterToOne(hasClickAction())
+
+        titleRadioButton.assertIsNotSelected()
+        composeRule.onNodeWithText("Title").assertIsDisplayed()
+        titleRadioButton.performClick()
+        titleRadioButton.assertIsSelected()
+    }
+
+    @Test
+    fun clickAddNote_navigatesToAddEditNoteScreen() {
+        composeRule.onNodeWithText("Your note").assertIsDisplayed()
+        composeRule.onNodeWithContentDescription("Add Note").performClick()
+        composeRule.onNodeWithText("Enter title...").assertIsDisplayed()
+    }
+}

app/src/main/java/com/bober/notesapp/core/util/TestTags.kt

@@ -0,0 +1,7 @@
+package com.bober.notesapp.core.util
+
+object TestTags {
+
+    const val ORDER_SECTION = "ORDER_SECTION"
+    const val TITLE_RADIO_BUTTON = "TITLE_RADIO_BUTTON"
+}

app/src/main/java/com/bober/notesapp/presentation/notes/NoteScreen.kt

@@ -35,10 +35,12 @@ import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.testTag
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
 import androidx.hilt.navigation.compose.hiltViewModel
 import androidx.navigation.NavController
+import com.bober.notesapp.core.util.TestTags
 import com.bober.notesapp.domain.model.Note
 import com.bober.notesapp.presentation.notes.components.NoteItem
 import com.bober.notesapp.presentation.notes.components.OrderSection
@@ -115,7 +117,8 @@ fun NoteScreenContent(
                 OrderSection(
                     modifier = Modifier
                         .fillMaxWidth()
-                        .padding(vertical = 16.dp),
+                        .padding(vertical = 16.dp)
+                        .testTag(TestTags.ORDER_SECTION),
                     noteOrder = state.noteOrder,
                     onOrderChange = {
                         onEvent(NotesEvent.Order(it))

app/src/main/java/com/bober/notesapp/presentation/notes/components/NoteItem.kt

@@ -99,7 +99,7 @@ fun NoteItem(
         ) {
             Icon(
                 imageVector = Icons.Default.Delete,
-                contentDescription = "Delete note",
+                contentDescription = "Delete note ${note.title}",
                 tint = Color.Black
             )
         }

app/src/main/java/com/bober/notesapp/presentation/notes/components/OrderSection.kt

@@ -8,7 +8,9 @@ import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.width
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.testTag
 import androidx.compose.ui.unit.dp
+import com.bober.notesapp.core.util.TestTags
 import com.bober.notesapp.domain.util.NoteOrder
 import com.bober.notesapp.domain.util.OrderType
 
@@ -29,7 +31,8 @@ fun OrderSection(
                 selected = noteOrder is NoteOrder.Title,
                 onSelect = {
                     onOrderChange(NoteOrder.Title(noteOrder.orderType))
-                }
+                },
+                Modifier.testTag(TestTags.TITLE_RADIO_BUTTON)
             )
             Spacer(modifier = Modifier.width(8.dp))
             DefaultRadioButton(