UI tests for the home screen

app/build.gradle

@@ -27,7 +27,8 @@ android {
         targetSdkVersion Config.targetSdkVersion
         versionCode Config.versionCode
         versionName Config.versionName + Config.generateVersionSuffix()
-        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+        testInstrumentationRunnerArguments clearPackageData: 'true'
         manifestPlaceholders.isRaptorEnabled = "false"
     }
 
@@ -50,6 +51,10 @@ android {
         }
     }
 
+    testOptions {
+        execution 'ANDROIDX_TEST_ORCHESTRATOR'
+    }
+
     flavorDimensions "abi", "channel"
 
     productFlavors {
@@ -333,8 +338,32 @@ dependencies {
     implementation Deps.adjust
     implementation Deps.installreferrer // Required by Adjust
 
+//    androidTestImplementation Deps.tools_test_runner
+//    androidTestImplementation Deps.tools_espresso_core
+
+    androidTestImplementation Deps.uiautomator
+
+    androidTestImplementation Deps.espresso_core, {
+        exclude group: 'com.android.support', module: 'support-annotations'
+    }
+
+    androidTestImplementation(Deps.espresso_contrib) {
+        exclude module: 'appcompat-v7'
+        exclude module: 'support-v4'
+        exclude module: 'support-annotations'
+        exclude module: 'recyclerview-v7'
+        exclude module: 'design'
+        exclude module: 'espresso-core'
+    }
+
+    androidTestImplementation Deps.espresso_idling_resources
+    
     androidTestImplementation Deps.tools_test_runner
-    androidTestImplementation Deps.tools_espresso_core
+    androidTestImplementation Deps.tools_test_rules
+    androidTestUtil Deps.orchestrator
+    androidTestImplementation Deps.espresso_core, {
+        exclude group: 'com.android.support', module: 'support-annotations'
+    }
 
     testImplementation Deps.junit_jupiter_api
     testImplementation Deps.junit_jupiter_params

app/src/androidTest/java/org/mozilla/fenix/ExampleInstrumentedTest.kt

@@ -1,24 +0,0 @@
-package org.mozilla.fenix
-
-import androidx.test.InstrumentationRegistry
-import androidx.test.runner.AndroidJUnit4
-
-import org.junit.Test
-import org.junit.runner.RunWith
-/* ktlint-disable no-wildcard-imports */
-import org.junit.Assert.*
-
-/**
- * Instrumented test, which will execute on an Android device.
- *
- * See [testing documentation](http://d.android.com/tools/testing).
- */
-@RunWith(AndroidJUnit4::class)
-class ExampleInstrumentedTest {
-    @Test
-    fun useAppContext() {
-        // Context of the app under test.
-        val appContext = InstrumentationRegistry.getTargetContext()
-        assertEquals("org.mozilla.fenix", appContext.packageName)
-    }
-}

app/src/androidTest/java/org/mozilla/fenix/FirefoxTestApplication.kt

@@ -0,0 +1,7 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.fenix
+
+class FirefoxTestApplication : HomeActivity()

app/src/androidTest/java/org/mozilla/fenix/FirefoxTestRunner.kt

@@ -0,0 +1,16 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.fenix
+
+import android.app.Application
+import android.content.Context
+import androidx.test.runner.AndroidJUnitRunner
+
+class FirefoxTestRunner : AndroidJUnitRunner() {
+
+    override fun newApplication(cl: ClassLoader?, className: String?, context: Context?): Application {
+        return super.newApplication(cl, FirefoxTestApplication::class.java.name, context)
+    }
+}

app/src/androidTest/java/org/mozilla/fenix/helpers/HomeActivityTestRule.kt

@@ -0,0 +1,18 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.fenix.helpers
+
+import androidx.test.rule.ActivityTestRule
+import org.mozilla.fenix.HomeActivity
+
+/**
+ * A [org.junit.Rule] to handle shared test set up for tests on [HomeActivity].
+ *
+ * @param initialTouchMode See [ActivityTestRule]
+ * @param launchActivity See [ActivityTestRule]
+ */
+
+class HomeActivityTestRule(initialTouchMode: Boolean = false, launchActivity: Boolean = true) :
+    ActivityTestRule<HomeActivity>(HomeActivity::class.java, initialTouchMode, launchActivity)

app/src/androidTest/java/org/mozilla/fenix/ui/HomeScreenTest.kt

@@ -0,0 +1,32 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.fenix.ui
+
+import org.junit.Rule
+import org.junit.Test
+import org.mozilla.fenix.helpers.HomeActivityTestRule
+import org.mozilla.fenix.ui.robots.homeScreen
+
+/**
+ *  Tests for verifying the presence of home screen elements
+ *
+ */
+
+class HomeScreenTest {
+    /* ktlint-disable no-blank-line-before-rbrace */ // This imposes unreadable grouping.
+    @get:Rule
+    val activityTestRule = HomeActivityTestRule()
+    @Test
+    fun homeScreenItemsTest() {
+        homeScreen {
+            verifyHomeScreen()
+            verifyHomePrivateBrowsingButton()
+            verifyHomeMenu()
+            verifyHomeWordmark()
+            verifyHomeToolbar()
+            verifyHomeComponent()
+        }
+    }
+}

app/src/androidTest/java/org/mozilla/fenix/ui/robots/HomeScreenRobot.kt

@@ -0,0 +1,39 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@file:Suppress("TooManyFunctions")
+
+package org.mozilla.fenix.ui.robots
+
+import androidx.test.espresso.Espresso.onView
+import androidx.test.espresso.assertion.ViewAssertions.matches
+import androidx.test.espresso.matcher.ViewMatchers
+import androidx.test.espresso.matcher.ViewMatchers.withEffectiveVisibility
+import androidx.test.espresso.matcher.ViewMatchers.Visibility
+
+class HomeScreenRobot {
+    fun verifyHomeScreen() = homeScreen()
+    fun verifyHomePrivateBrowsingButton() = homePrivateBrowsingButton()
+    fun verifyHomeMenu() = homeMenu()
+    fun verifyHomeWordmark() = homeWordmark()
+    fun verifyHomeToolbar() = homeToolbar()
+    fun verifyHomeComponent() = homeComponent()
+}
+
+fun homeScreen(interact: HomeScreenRobot.() -> Unit) {
+    HomeScreenRobot().interact()
+}
+
+private fun homeScreen() = onView(ViewMatchers.withResourceName("homeLayout"))
+    .check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
+private fun homePrivateBrowsingButton() = onView(ViewMatchers.withResourceName("privateBrowsingButton"))
+    .check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
+private fun homeMenu() = onView(ViewMatchers.withResourceName("menuButton"))
+    .check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
+private fun homeWordmark() = onView(ViewMatchers.withResourceName("wordmark"))
+    .check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
+private fun homeToolbar() = onView(ViewMatchers.withResourceName("toolbar"))
+    .check(matches(withEffectiveVisibility(Visibility.VISIBLE)))
+private fun homeComponent() = onView(ViewMatchers.withResourceName("home_component"))
+    .check(matches(withEffectiveVisibility(Visibility.VISIBLE)))

buildSrc/src/main/java/Dependencies.kt

@@ -27,10 +27,7 @@ private object Versions {
     const val appservices_gradle_plugin = "0.4.2"
     const val mozilla_android_components = "0.50.0-SNAPSHOT"
     const val mozilla_appservices = "0.23.0"
-
-    const val test_tools = "1.0.2"
-    const val espresso_core = "2.2.2"
-
+ 
     const val autodispose = "1.1.0"
     const val adjust = "4.11.4"
     const val installreferrer = "1.0"
@@ -41,6 +38,13 @@ private object Versions {
     const val glide = "4.9.0"
     const val flipper = "0.18.0"
     const val soLoader = "0.5.1"
+
+    const val espresso_core = "2.2.2"
+    const val espresso_version = "3.0.2"
+    const val orchestrator = "1.1.1"
+    const val tools_test_rules = "1.1.1"
+    const val tools_test_runner = "1.1.1"
+    const val uiautomator = "2.1.3"
 }
 
 @Suppress("unused")
@@ -119,9 +123,6 @@ object Deps {
 
     const val leanplum = "com.leanplum:leanplum-core:${Versions.leanplum}"
 
-    const val tools_test_runner = "com.android.support.test:runner:${Versions.test_tools}"
-    const val tools_espresso_core = "com.android.support.test.espresso:espresso-core:${Versions.espresso_core}"
-
     const val androidx_annotation = "androidx.annotation:annotation:${Versions.androidx_annotation}"
     const val androidx_fragment = "androidx.fragment:fragment:${Versions.androidx_fragment}"
     const val androidx_appcompat = "androidx.appcompat:appcompat:${Versions.androidx_appcompat}"
@@ -156,4 +157,12 @@ object Deps {
 
     const val flipper = "com.facebook.flipper:flipper:${Versions.flipper}"
     const val soLoader = "com.facebook.soloader:soloader:${Versions.soLoader}"
+
+    const val espresso_contrib = "com.android.support.test.espresso:espresso-contrib:${Versions.espresso_version}"
+    const val espresso_core = "com.android.support.test.espresso:espresso-core:${Versions.espresso_core}"
+    const val espresso_idling_resources = "com.android.support.test.espresso:espresso-idling-resource:${Versions.espresso_version}"
+    const val orchestrator =  "androidx.test:orchestrator:${Versions.orchestrator}"
+    const val tools_test_rules = "com.android.support.test:rules:${Versions.tools_test_rules}"
+    const val tools_test_runner = "com.android.support.test:runner:${Versions.tools_test_runner}"
+    const val uiautomator = "com.android.support.test.uiautomator:uiautomator-v18:${Versions.uiautomator}"
 }