ci: Instrumentation tests coverage in ci.

androidApp/build.gradle.kts

@@ -209,6 +209,7 @@ dependencies {
     androidTestUtil("androidx.test.services:test-services:1.6.0-alpha02")
     testImplementation("org.robolectric:robolectric:4.14.1")
     testImplementation("androidx.test:core-ktx:1.7.0-alpha01")
+    androidTestImplementation("androidx.test.uiautomator:uiautomator:2.3.0")
 
     implementation("ch.acra:acra-http:$acraVersion")
     implementation("ch.acra:acra-toast:$acraVersion")

androidApp/src/androidTest/kotlin/bou/amine/apps/readerforselfossv2/android/CommonTests.kt

@@ -2,6 +2,7 @@ package bou.amine.apps.readerforselfossv2.android
 
 import android.content.Context
 import androidx.annotation.ArrayRes
+import androidx.test.espresso.Espresso
 import androidx.test.espresso.Espresso.onData
 import androidx.test.espresso.Espresso.onView
 import androidx.test.espresso.action.ViewActions.click
@@ -9,13 +10,19 @@ import androidx.test.espresso.action.ViewActions.replaceText
 import androidx.test.espresso.action.ViewActions.typeTextIntoFocusedView
 import androidx.test.espresso.assertion.ViewAssertions.doesNotExist
 import androidx.test.espresso.assertion.ViewAssertions.matches
+import androidx.test.espresso.base.DefaultFailureHandler
 import androidx.test.espresso.matcher.ViewMatchers.isChecked
 import androidx.test.espresso.matcher.ViewMatchers.isDisplayed
 import androidx.test.espresso.matcher.ViewMatchers.isNotChecked
 import androidx.test.espresso.matcher.ViewMatchers.withId
 import androidx.test.espresso.matcher.ViewMatchers.withText
+import androidx.test.platform.app.InstrumentationRegistry.getInstrumentation
+import androidx.test.uiautomator.UiDevice
+import androidx.test.uiautomator.UiSelector
 import org.hamcrest.CoreMatchers.allOf
 import org.hamcrest.Matchers.hasToString
+import org.junit.Before
+import java.util.Locale
 
 fun performLogin(someUrl: String? = null) {
     onView(withId(R.id.urlView)).perform(click()).perform(
@@ -119,3 +126,38 @@ fun testAddSourceWithUrl(
         .perform(click())
     onView(withText(sourceName)).check(matches(isDisplayed()))
 }
+
+open class WithANRException {
+    // Running count of the number of Android Not Responding dialogues to prevent endless dismissal.
+    private var anrCount = 0
+
+    // `RootViewWithoutFocusException` class is private, need to match the message (instead of using type matching).
+    private val rootViewWithoutFocusExceptionMsg =
+        java.lang.String.format(
+            Locale.ROOT,
+            "Waited for the root of the view hierarchy to have " +
+                "window focus and not request layout for 10 seconds. If you specified a non " +
+                "default root matcher, it may be picking a root that never takes focus. " +
+                "Root:",
+        )
+
+    @Before
+    fun setUpHandler() {
+        Espresso.setFailureHandler { error, viewMatcher ->
+
+            if (error.message!!.contains(rootViewWithoutFocusExceptionMsg) && anrCount < 3) {
+                anrCount++
+                handleAnrDialogue()
+            } else { // chain all failures down to the default espresso handler
+                DefaultFailureHandler(getInstrumentation().targetContext).handle(error, viewMatcher)
+            }
+        }
+    }
+
+    private fun handleAnrDialogue() {
+        val device = UiDevice.getInstance(getInstrumentation())
+        // If running the device in English Locale
+        val waitButton = device.findObject(UiSelector().textContains("wait"))
+        if (waitButton.exists()) waitButton.click()
+    }
+}

androidApp/src/androidTest/kotlin/bou/amine/apps/readerforselfossv2/android/HomeActivityTest.kt

@@ -22,7 +22,7 @@ import org.junit.runner.RunWith
 
 @RunWith(AndroidJUnit4::class)
 @LargeTest
-class HomeActivityTest {
+class HomeActivityTest : WithANRException() {
     @get:Rule
     val activityRule = ActivityScenarioRule(LoginActivity::class.java)
 

androidApp/src/androidTest/kotlin/bou/amine/apps/readerforselfossv2/android/LoginActivityTest.kt

@@ -21,7 +21,7 @@ import org.junit.runner.RunWith
 
 @RunWith(AndroidJUnit4::class)
 @LargeTest
-class LoginActivityTest {
+class LoginActivityTest : WithANRException() {
     @get:Rule
     val activityRule = ActivityScenarioRule(LoginActivity::class.java)
 

androidApp/src/androidTest/kotlin/bou/amine/apps/readerforselfossv2/android/SettingsActivityGeneralTest.kt

@@ -28,7 +28,7 @@ import org.junit.runner.RunWith
 
 @RunWith(AndroidJUnit4::class)
 @LargeTest
-class SettingsActivityGeneralTest {
+class SettingsActivityGeneralTest : WithANRException() {
     @get:Rule
     val activityRule = ActivityScenarioRule(LoginActivity::class.java)
 

androidApp/src/androidTest/kotlin/bou/amine/apps/readerforselfossv2/android/SettingsActivityOfflineTest.kt

@@ -23,7 +23,7 @@ import org.junit.runner.RunWith
 
 @RunWith(AndroidJUnit4::class)
 @LargeTest
-class SettingsActivityOfflineTest {
+class SettingsActivityOfflineTest : WithANRException() {
     @get:Rule
     val activityRule = ActivityScenarioRule(LoginActivity::class.java)
 

androidApp/src/androidTest/kotlin/bou/amine/apps/readerforselfossv2/android/SettingsActivityReaderTest.kt

@@ -21,7 +21,7 @@ import org.junit.runner.RunWith
 
 @RunWith(AndroidJUnit4::class)
 @LargeTest
-class SettingsActivityReaderTest {
+class SettingsActivityReaderTest : WithANRException() {
     @get:Rule
     val activityRule = ActivityScenarioRule(LoginActivity::class.java)
 

androidApp/src/androidTest/kotlin/bou/amine/apps/readerforselfossv2/android/SettingsActivityTest.kt

@@ -19,7 +19,7 @@ import org.junit.runner.RunWith
 
 @RunWith(AndroidJUnit4::class)
 @LargeTest
-class SettingsActivityTest {
+class SettingsActivityTest : WithANRException() {
     @get:Rule
     val activityRule = ActivityScenarioRule(LoginActivity::class.java)
     lateinit var context: Context

androidApp/src/androidTest/kotlin/bou/amine/apps/readerforselfossv2/android/SourcesActivityTest.kt

@@ -23,7 +23,7 @@ import java.util.UUID
 
 @RunWith(AndroidJUnit4::class)
 @LargeTest
-class SourcesActivityTest {
+class SourcesActivityTest : WithANRException() {
     @get:Rule
     val activityRule = ActivityScenarioRule(LoginActivity::class.java)