Replace deprecated ActivityTestRule

Author: Binnette

app/src/androidTest/java/net/osmtracker/layouts/DeleteLayoutTest.java

@@ -1,21 +1,5 @@
 package net.osmtracker.layouts;
 
-import android.Manifest;
-import androidx.test.rule.ActivityTestRule;
-import androidx.test.rule.GrantPermissionRule;
-
-import net.osmtracker.R;
-import net.osmtracker.activity.ButtonsPresets;
-import net.osmtracker.activity.Preferences;
-import net.osmtracker.util.CustomLayoutsUtils;
-import net.osmtracker.util.TestUtils;
-
-import org.junit.Rule;
-import org.junit.Test;
-
-import java.io.IOException;
-import java.util.ArrayList;
-
 import static androidx.test.espresso.Espresso.onView;
 import static androidx.test.espresso.action.ViewActions.click;
 import static androidx.test.espresso.action.ViewActions.longClick;
@@ -26,39 +10,54 @@
 import static net.osmtracker.util.TestUtils.getStringResource;
 import static net.osmtracker.util.TestUtils.injectMockLayout;
 import static net.osmtracker.util.TestUtils.listFiles;
+import static org.apache.commons.io.FileUtils.deleteDirectory;
 import static org.hamcrest.Matchers.equalToIgnoringCase;
 import static org.junit.Assert.assertFalse;
-import static org.apache.commons.io.FileUtils.deleteDirectory;
 
+import android.Manifest;
+
+import androidx.test.ext.junit.rules.ActivityScenarioRule;
+import androidx.test.rule.GrantPermissionRule;
+
+import net.osmtracker.R;
+import net.osmtracker.activity.ButtonsPresets;
+import net.osmtracker.activity.Preferences;
+import net.osmtracker.util.CustomLayoutsUtils;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.util.ArrayList;
 
 public class DeleteLayoutTest {
 
     @Rule
     public GrantPermissionRule storagePermission = GrantPermissionRule.grant(Manifest.permission.WRITE_EXTERNAL_STORAGE);
 
     @Rule
-    public ActivityTestRule<ButtonsPresets> mRule = new ActivityTestRule(ButtonsPresets.class) {
-        @Override
-        protected void beforeActivityLaunched() {
-            //Makes sure that only the mock layout exists
+    public ActivityScenarioRule<ButtonsPresets> mRule = new ActivityScenarioRule<>(ButtonsPresets.class);
+
+    private static String layoutName = "mock";
+    private static String ISOLanguageCode = "es";
+
+    @Before
+    public void setup() {
+            // Makes sure that only the mock layout exists
             try {
                 deleteDirectory(getLayoutsDirectory());
                 injectMockLayout(layoutName, ISOLanguageCode);
-
             } catch (IOException e) {
                 e.printStackTrace();
             }
         }
-    };
-
-    private static String layoutName = "mock";
-    private static String ISOLanguageCode = "es";
 
     /**
      * Assumes being in the ButtonsPresets activity
      * Deletes the layout with the received name
      */
-    private void deleteLayout(String layoutName){
+    private void deleteLayout(String layoutName) {
         onView(withText(layoutName)).perform(longClick());
         onView(withText(getStringResource(R.string.buttons_presets_context_menu_delete))).perform(click());
         String textToMatch = getStringResource(R.string.buttons_presets_delete_positive_confirmation);
@@ -73,8 +72,7 @@ private void deleteLayout(String layoutName){
      *  - The icons directory is deleted
      */
     @Test
-    public void layoutDeletionTest(){
-
+    public void layoutDeletionTest() {
         deleteLayout(layoutName);
 
         // Check the informative Toast is shown
@@ -91,7 +89,6 @@ public void layoutDeletionTest(){
         assertFalse(filesAfterDeletion.contains(layoutFileName));
 
         // Check the icons folder was deleted
-        assertFalse(filesAfterDeletion.contains(layoutName+ Preferences.ICONS_DIR_SUFFIX));
-
+        assertFalse(filesAfterDeletion.contains(layoutName + Preferences.ICONS_DIR_SUFFIX));
     }
 }