Refactor for testability ✅

Author: ndegwamartin

opensrp-core/src/main/java/org/smartregister/cursoradapter/RecyclerViewPaginatedAdapter.java

@@ -7,6 +7,7 @@
 import android.view.ViewGroup;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.VisibleForTesting;
 import androidx.recyclerview.widget.RecyclerView;
 
 import org.smartregister.commonregistry.CommonPersonObject;
@@ -18,11 +19,10 @@
  */
 public class RecyclerViewPaginatedAdapter<V extends RecyclerView.ViewHolder> extends RecyclerViewCursorAdapter {
     private final RecyclerViewProvider<RecyclerView.ViewHolder> listItemProvider;
-    private CommonRepository commonRepository;
-
     public int totalcount = 0;
     public int currentlimit = 20;
     public int currentoffset = 0;
+    private CommonRepository commonRepository;
 
     public RecyclerViewPaginatedAdapter(Cursor cursor,
                                         RecyclerViewProvider<RecyclerView.ViewHolder>
@@ -47,9 +47,8 @@ public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType
     public void onBindViewHolder(RecyclerView.ViewHolder viewHolder, Cursor cursor) {
         if (listItemProvider.isFooterViewHolder(viewHolder)) {
             // make sure counts are updated before updating the view
-            (new Handler(getMainLooper())).post(() -> {
-                listItemProvider.getFooterView(viewHolder, getCurrentPageCount(), getTotalPageCount(), hasNextPage(), hasPreviousPage());
-            });
+            updateFooterViewCounts(listItemProvider, viewHolder);
+
         } else {
             CommonPersonObject personinlist = commonRepository.readAllcommonforCursorAdapter(cursor);
             CommonPersonObjectClient pClient = new CommonPersonObjectClient(personinlist.getCaseId(),
@@ -59,6 +58,11 @@ public void onBindViewHolder(RecyclerView.ViewHolder viewHolder, Cursor cursor)
         }
     }
 
+    @VisibleForTesting
+    protected void updateFooterViewCounts(RecyclerViewProvider<RecyclerView.ViewHolder> listItemProvider, RecyclerView.ViewHolder viewHolder) {
+        new Handler(getMainLooper()).post(() -> listItemProvider.getFooterView(viewHolder, getCurrentPageCount(), getTotalPageCount(), hasNextPage(), hasPreviousPage()));
+    }
+
     // Pagination
     private int getCurrentPageCount() {
         if (currentoffset != 0) {
@@ -97,28 +101,28 @@ public void previousPageOffset() {
         currentoffset = currentoffset - currentlimit;
     }
 
-    public void setTotalcount(int totalcount) {
-        this.totalcount = totalcount;
-    }
-
     public int getTotalcount() {
         return totalcount;
     }
 
-    public void setCurrentoffset(int currentoffset) {
-        this.currentoffset = currentoffset;
+    public void setTotalcount(int totalcount) {
+        this.totalcount = totalcount;
     }
 
     public int getCurrentoffset() {
         return currentoffset;
     }
 
-    public void setCurrentlimit(int currentlimit) {
-        this.currentlimit = currentlimit;
+    public void setCurrentoffset(int currentoffset) {
+        this.currentoffset = currentoffset;
     }
 
     public int getCurrentlimit() {
         return currentlimit;
     }
 
+    public void setCurrentlimit(int currentlimit) {
+        this.currentlimit = currentlimit;
+    }
+
 }

opensrp-core/src/test/java/org/smartregister/cursoradapter/RecyclerViewPaginatedAdapterTest.java

@@ -1,20 +1,28 @@
 package org.smartregister.cursoradapter;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
 import android.content.Context;
 import android.database.Cursor;
-import androidx.recyclerview.widget.RecyclerView;
 import android.widget.LinearLayout;
 
+import androidx.recyclerview.widget.RecyclerView;
+import androidx.test.core.app.ApplicationProvider;
+
 import org.junit.Before;
 import org.junit.Rule;
 import org.junit.Test;
 import org.mockito.ArgumentCaptor;
 import org.mockito.Captor;
 import org.mockito.Mock;
+import org.mockito.Mockito;
 import org.mockito.junit.MockitoJUnit;
 import org.mockito.junit.MockitoRule;
 import org.powermock.reflect.Whitebox;
-import androidx.test.core.app.ApplicationProvider;
 import org.smartregister.BaseUnitTest;
 import org.smartregister.commonregistry.CommonPersonObject;
 import org.smartregister.commonregistry.CommonPersonObjectClient;
@@ -23,12 +31,6 @@
 import java.util.HashMap;
 import java.util.Map;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.mockito.ArgumentMatchers.any;
-import static org.mockito.Mockito.verify;
-import static org.mockito.Mockito.when;
-
 
 /**
  * Created by Richard Kareko on 6/16/20.
@@ -99,10 +101,11 @@ public void testOnCreateFooterHolder() {
 
     @Test
     public void testOnBindViewFootHolder() {
-        adapter.setTotalcount(20);
+        RecyclerViewPaginatedAdapter adapterSpy = Mockito.spy(adapter);
+        adapterSpy.setTotalcount(20);
         when(listItemProvider.isFooterViewHolder(mockViewHolder)).thenReturn(true);
-        adapter.onBindViewHolder(mockViewHolder, mCursor);
-        verify(listItemProvider).getFooterView(mockViewHolder, 1, 1, false, false);
+        adapterSpy.onBindViewHolder(mockViewHolder, mCursor);
+        verify(adapterSpy).updateFooterViewCounts(listItemProvider, mockViewHolder);
 
     }
 
@@ -117,7 +120,7 @@ public void testOnBindViewHolder() {
         String caseId = "case 1";
         String relationId = "identifier 123";
         String type = "bindtype";
-        CommonPersonObject personInList = new CommonPersonObject(caseId, relationId, details,type);
+        CommonPersonObject personInList = new CommonPersonObject(caseId, relationId, details, type);
         personInList.setColumnmaps(columnmaps);
         when(commonRepository.readAllcommonforCursorAdapter(mCursor)).thenReturn(personInList);
 

opensrp-core/src/test/java/org/smartregister/view/activity/BaseProfileActivityTest.java

@@ -71,7 +71,6 @@ public void testOnCreateShouldBootstrapActivity() {
 
         Mockito.verify(actionBar).setDisplayHomeAsUpEnabled(true);
         Mockito.verify(profileActivity).setContentView(ArgumentMatchers.anyInt());
-        ;
         Mockito.verify(profileActivity).findViewById(R.id.btn_profile_registration_info);
         Mockito.verify(profileActivity).findViewById(R.id.collapsing_toolbar_appbarlayout);
         Mockito.verify(profileActivity).findViewById(R.id.collapsing_toolbar);