update to robolectric 4.2.1, fix unit test and include test in ci

.circleci/config.yml

@@ -26,9 +26,39 @@ jobs:
     - store_artifacts:
         path: News-Android-App/build/outputs/apk
         destination: apks
+    - persist_to_workspace:
+        root: News-Android-App
+        paths:
+        - build
+
+  test:
+    docker:
+    - image: circleci/android:api-28
+    environment:
+      JVM_OPTS: -Xmx3200m
+    steps:
+    - checkout
+    - attach_workspace:
+        at: News-Android-App
+    - restore_cache:
+        key: jars-{{ checksum "build.gradle" }}-{{ checksum  "News-Android-App/build.gradle" }}
+    - run:
+        name: chmod permissions
+        command: chmod +x ./gradlew
+    - run:
+        name: Run unit tests
+        command: ./gradlew test
+    - store_artifacts:
+        path: News-Android-App/build/reports
+        destination: reports
+    - store_test_results:
+        path: News-Android-App/build/test-results
 
 workflows:
   version: 2
-  build:
+  build-test:
     jobs:
     - build
+    - test:
+        requires:
+          - build

News-Android-App/build.gradle

@@ -12,6 +12,8 @@ android {
     compileSdkVersion Integer.parseInt(project.ANDROID_BUILD_SDK_VERSION)
     buildToolsVersion project.ANDROID_BUILD_TOOLS_VERSION
 
+    testOptions.unitTests.includeAndroidResources = true
+
     defaultConfig {
         minSdkVersion Integer.parseInt(project.ANDROID_BUILD_MIN_SDK_VERSION)
         targetSdkVersion Integer.parseInt(project.ANDROID_BUILD_TARGET_SDK_VERSION)
@@ -198,7 +200,7 @@ dependencies {
     //androidTestImplementation 'com.google.dexmaker:dexmaker:1.2'
     //androidTestImplementation 'com.google.dexmaker:dexmaker-mockito:1.2'
 
-    //androidTestImplementation 'org.robolectric:robolectric:3.0-rc3'
+    testImplementation 'org.robolectric:robolectric:4.2.1'
 
     // Core library
     androidTestImplementation 'androidx.test:core:1.1.0'

News-Android-App/src/test/java/de/luhmer/owncloudnewsreader/junit_tests/TestDbTest.java

@@ -4,23 +4,18 @@ import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.robolectric.Robolectric;
-import org.robolectric.RobolectricGradleTestRunner;
+import org.robolectric.RobolectricTestRunner;
-import org.robolectric.annotation.Config;
 
 import java.security.SecureRandom;
 import java.util.ArrayList;
 import java.util.List;
 
-import de.luhmer.owncloudnewsreader.BuildConfig;
 import de.luhmer.owncloudnewsreader.NewsReaderListActivity;
 import de.luhmer.owncloudnewsreader.database.DatabaseConnectionOrm;
 import de.luhmer.owncloudnewsreader.database.model.Feed;
 import de.luhmer.owncloudnewsreader.database.model.RssItem;
 
-import static org.junit.Assert.assertTrue;
+@RunWith(RobolectricTestRunner.class)
-
-@RunWith(RobolectricGradleTestRunner.class)
-@Config(constants = BuildConfig.class, sdk = 21)
 public class TestDbTest {
 
     private NewsReaderListActivity activity;
@@ -32,19 +27,6 @@ public class TestDbTest {
         activity = Robolectric.buildActivity(NewsReaderListActivity.class).create().get();
     }
 
-    @Test
-    public void test() {
-        assertTrue(true);
-    }
-
-    /*
-    @Test
-    public void checkActivityNotNull() throws Exception {
-        assertNotNull(activity);
-    }
-    */
-
-
     @Test
     public void testDatabaseOversize() {
         final DatabaseConnectionOrm dbConn = new DatabaseConnectionOrm(activity);

gradle.properties

@@ -22,4 +22,5 @@ ANDROID_BUILD_TARGET_SDK_VERSION=28
 ANDROID_BUILD_TOOLS_VERSION=28.0.3
 ANDROID_BUILD_SDK_VERSION=28
 android.useAndroidX=true
-android.enableJetifier=true
+android.enableJetifier=true
+android.enableUnitTestBinaryResources=true