Adding Espresso Tests

app/build.gradle.kts

@@ -36,10 +36,10 @@ dependencies {
     // Architecture
     implementation("androidx.core:core-ktx:1.2.0")
     implementation("androidx.appcompat:appcompat:1.1.0")
-    implementation("androidx.navigation:navigation-ui:2.2.2")
-    implementation("androidx.navigation:navigation-ui-ktx:2.2.2")
-    implementation("androidx.navigation:navigation-fragment:2.2.2")
-    implementation("androidx.navigation:navigation-fragment-ktx:2.2.2")
+    implementation("androidx.navigation:navigation-ui:2.3.5")
+    implementation("androidx.navigation:navigation-ui-ktx:2.3.5")
+    implementation("androidx.navigation:navigation-fragment:2.3.5")
+    implementation("androidx.navigation:navigation-fragment-ktx:2.3.5")
     implementation("androidx.lifecycle:lifecycle-extensions:2.2.0")
     implementation("androidx.constraintlayout:constraintlayout:1.1.3")
     implementation("androidx.coordinatorlayout:coordinatorlayout:1.1.0")
@@ -72,4 +72,11 @@ dependencies {
     testImplementation("junit:junit:4.12")
     androidTestImplementation("androidx.test.ext:junit:1.1.1")
     androidTestImplementation("androidx.test.espresso:espresso-core:3.2.0")
+    androidTestImplementation("com.android.support.test.espresso:espresso-contrib:2.0")
+    debugImplementation("androidx.fragment:fragment-testing:1.3.2")
+    androidTestImplementation("androidx.navigation:navigation-testing:2.3.5")
+    androidTestImplementation("io.mockk:mockk-android:1.11.0")
+    androidTestImplementation ("androidx.arch.core:core-testing:2.1.0")
+
+    implementation("androidx.room:room-runtime:2.2.6")
 }

app/src/androidTest/java/dev/marcosfarias/pokedex/ui/dashboard/DashboardFragmentTest.kt

@@ -0,0 +1,76 @@
+package dev.marcosfarias.pokedex.ui.dashboard
+
+import android.content.Context
+import android.os.Bundle
+import androidx.arch.core.executor.testing.InstantTaskExecutorRule
+import androidx.core.os.bundleOf
+import androidx.fragment.app.testing.launchFragmentInContainer
+import androidx.navigation.Navigation
+import androidx.navigation.testing.TestNavHostController
+import androidx.room.Room
+import androidx.test.core.app.ApplicationProvider
+import androidx.test.espresso.Espresso
+import androidx.test.espresso.assertion.ViewAssertions
+import androidx.test.espresso.matcher.ViewMatchers
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import dev.marcosfarias.pokedex.R
+import dev.marcosfarias.pokedex.database.AppDatabase
+import dev.marcosfarias.pokedex.model.Pokemon
+import kotlinx.coroutines.runBlocking
+import org.junit.Before
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+import java.util.concurrent.Executors
+
+@RunWith(AndroidJUnit4::class)
+class DashboardFragmentTest {
+    lateinit var navController: TestNavHostController
+    lateinit var bundle: Bundle
+
+    val pokemon = Pokemon().apply {
+        id = "#001"
+        name = "Bulbasaur"
+    }
+
+    @get:Rule
+    val instantExecutorRule = InstantTaskExecutorRule()
+
+    @Before
+    fun setup() {
+
+        bundle = bundleOf("id" to "#001")
+
+        // Create a TestNavHostController
+        navController = TestNavHostController(
+            ApplicationProvider.getApplicationContext()
+        )
+
+        // Create a graphical FragmentScenario for the TitleScreen
+        launchFragmentInContainer(themeResId = R.style.AppTheme, fragmentArgs = bundle) {
+            DashboardFragment().also { fragment ->
+
+                // In addition to returning a new instance of our Fragment,
+                // get a callback whenever the fragment’s view is created
+                // or destroyed so that we can set the NavController
+                fragment.viewLifecycleOwnerLiveData.observeForever { viewLifecycleOwner ->
+                    if (viewLifecycleOwner != null) {
+                        // The fragment’s view has just been created
+                        navController.setGraph(R.navigation.mobile_navigation)
+                        Navigation.setViewNavController(fragment.requireView(), navController)
+                    }
+                }
+            }
+        }
+    }
+
+
+
+    @Test
+    fun checkPokemonInfo() {
+        Espresso.onView(
+            ViewMatchers.withId(R.id.textViewName)
+        ).check(ViewAssertions.matches(ViewMatchers.withText("Bulbasaur")))
+    }
+
+}

app/src/androidTest/java/dev/marcosfarias/pokedex/ui/home/HomeFragmentTest.kt

@@ -0,0 +1,122 @@
+package dev.marcosfarias.pokedex.ui.home
+
+import androidx.fragment.app.testing.launchFragmentInContainer
+import androidx.navigation.Navigation
+import androidx.navigation.testing.TestNavHostController
+import androidx.recyclerview.widget.RecyclerView
+import androidx.test.core.app.ApplicationProvider
+import androidx.test.espresso.Espresso
+import androidx.test.espresso.action.ViewActions
+import androidx.test.espresso.assertion.ViewAssertions
+import androidx.test.espresso.contrib.RecyclerViewActions
+import androidx.test.espresso.matcher.ViewMatchers
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import dev.marcosfarias.pokedex.R
+import org.junit.Assert
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class HomeFragmentTest {
+    lateinit var navController: TestNavHostController
+
+    @Before
+    fun setup() {
+        // Create a TestNavHostController
+        navController = TestNavHostController(
+            ApplicationProvider.getApplicationContext()
+        )
+
+        // Create a graphical FragmentScenario for the TitleScreen
+        launchFragmentInContainer(themeResId = R.style.AppTheme) {
+            HomeFragment().also { fragment ->
+
+                // In addition to returning a new instance of our Fragment,
+                // get a callback whenever the fragment’s view is created
+                // or destroyed so that we can set the NavController
+                fragment.viewLifecycleOwnerLiveData.observeForever { viewLifecycleOwner ->
+                    if (viewLifecycleOwner != null) {
+                        // The fragment’s view has just been created
+                        navController.setGraph(R.navigation.mobile_navigation)
+                        Navigation.setViewNavController(fragment.requireView(), navController)
+                    }
+                }
+            }
+        }
+    }
+
+    @Test
+    fun checkIfRecyclerViewMenuIsDisplayed() {
+        Espresso.onView(
+            ViewMatchers.withId(R.id.recyclerViewMenu)
+        ).check(
+            ViewAssertions.matches(ViewMatchers.isDisplayed())
+        )
+    }
+
+    @Test
+    fun checkIfPokedexOpen() {
+        Espresso.onView(
+            ViewMatchers.withId(R.id.recyclerViewMenu)
+        ).perform(
+            RecyclerViewActions.actionOnItemAtPosition<RecyclerView.ViewHolder>(
+                0,
+                ViewActions.click()
+            )
+        )
+
+        Assert.assertEquals(R.id.navigation_pokedex, navController.currentDestination?.id)
+    }
+
+    @Test
+    fun checkIfnEwsRecyclerViewIsDisplayed() {
+        Espresso.onView(
+            ViewMatchers.withId(R.id.recyclerViewNews)
+        ).check(ViewAssertions.matches(ViewMatchers.isDisplayed()))
+    }
+
+    @Test
+    fun checkIfNewsOpen() {
+        Espresso.onView(
+            ViewMatchers.withId(R.id.recyclerViewNews)
+        ).perform(
+            RecyclerViewActions.actionOnItemAtPosition<RecyclerView.ViewHolder>(
+                0,
+                ViewActions.click()
+            )
+        )
+
+        Assert.assertEquals(R.id.navigation_news_detail, navController.currentDestination?.id)
+    }
+
+    @Test
+    fun checkIfPokedexOpenOfAnotherPosition() {
+
+        Espresso.onView(
+            ViewMatchers.withId(R.id.recyclerViewMenu)
+        ).perform(
+            RecyclerViewActions.actionOnItemAtPosition<RecyclerView.ViewHolder>(
+                2,
+                ViewActions.click()
+            )
+        )
+
+        Assert.assertEquals(R.id.navigation_pokedex, navController.currentDestination?.id)
+    }
+
+    @Test
+    fun checkTitleText() {
+        Espresso.onView(
+            ViewMatchers.withId(R.id.textViewHomeTitle)
+        ).check(ViewAssertions.matches(ViewMatchers.withText(R.string.main_title)))
+    }
+
+    @Test
+    fun checkTextFromSearchBar() {
+        Espresso.onView(
+            ViewMatchers.withId(R.id.textViewSearchBar)
+        ).check(ViewAssertions.matches(ViewMatchers.withText(R.string.main_search)))
+    }
+
+}

app/src/androidTest/java/dev/marcosfarias/pokedex/ui/pokedex/PokedexFragmentTest.kt

@@ -0,0 +1,74 @@
+package dev.marcosfarias.pokedex.ui.pokedex
+
+import android.util.Log
+import androidx.fragment.app.testing.launchFragmentInContainer
+import androidx.navigation.Navigation
+import androidx.navigation.testing.TestNavHostController
+import androidx.recyclerview.widget.RecyclerView
+import androidx.test.core.app.ApplicationProvider
+import androidx.test.espresso.Espresso
+import androidx.test.espresso.ViewAssertion
+import androidx.test.espresso.action.ViewActions
+import androidx.test.espresso.assertion.ViewAssertions
+import androidx.test.espresso.contrib.RecyclerViewActions
+import androidx.test.espresso.matcher.ViewMatchers
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import dev.marcosfarias.pokedex.R
+import org.junit.Assert.assertEquals
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+
+
+@RunWith(AndroidJUnit4::class)
+class PokedexFragmentTest {
+
+    lateinit var navController: TestNavHostController
+
+    @Before
+    fun setup() {
+        // Create a TestNavHostController
+        navController = TestNavHostController(
+            ApplicationProvider.getApplicationContext()
+        )
+
+        // Create a graphical FragmentScenario for the TitleScreen
+        launchFragmentInContainer(themeResId = R.style.AppTheme) {
+            PokedexFragment().also { fragment ->
+
+                // In addition to returning a new instance of our Fragment,
+                // get a callback whenever the fragment’s view is created
+                // or destroyed so that we can set the NavController
+                fragment.viewLifecycleOwnerLiveData.observeForever { viewLifecycleOwner ->
+                    if (viewLifecycleOwner != null) {
+                        // The fragment’s view has just been created
+                        navController.setGraph(R.navigation.mobile_navigation)
+                        navController.setCurrentDestination(R.id.navigation_pokedex)
+                        Navigation.setViewNavController(fragment.requireView(), navController)
+                    }
+                }
+            }
+        }
+    }
+
+    @Test
+    fun checkIfOpenPokemonDetails() {
+
+        Thread.sleep(3000)
+        Espresso.onView(ViewMatchers.withId(R.id.recyclerView)).perform(
+            RecyclerViewActions.actionOnItemAtPosition<RecyclerView.ViewHolder>(
+                0,
+                ViewActions.click()
+            )
+        )
+
+        assertEquals(R.id.navigation_dashboard,navController.currentDestination?.id)
+    }
+
+    @Test
+    fun checkIfRecyclerViewIsDisplayed(){
+        Espresso.onView(
+            ViewMatchers.withId(R.id.recyclerView)
+        ).check(ViewAssertions.matches(ViewMatchers.isDisplayed()))
+    }
+}

app/src/main/res/layout/fragment_home.xml

@@ -60,6 +60,7 @@
                 android:orientation="vertical">
 
                 <TextView
+                    android:id="@+id/textViewHomeTitle"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_marginStart="16dp"
@@ -94,6 +95,7 @@
                             android:src="@drawable/search" />
 
                         <TextView
+                            android:id="@+id/textViewSearchBar"
                             android:layout_width="match_parent"
                             android:layout_height="wrap_content"
                             android:layout_margin="16dp"
@@ -164,7 +166,7 @@
                 android:id="@+id/recyclerViewNews"
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
-                android:background="@color/backgroundLight"
+                    android:background="@color/backgroundLight"
                 android:overScrollMode="never"
                 app:layoutManager="GridLayoutManager"
                 app:layout_behavior="@string/appbar_scrolling_view_behavior"