diff --git a/src/com/android/settings/homepage/contextualcards/slices/BatteryFixSlice.java b/src/com/android/settings/homepage/contextualcards/slices/BatteryFixSlice.java
index d1051fe867a..3cd4ca3deec 100644
--- a/src/com/android/settings/homepage/contextualcards/slices/BatteryFixSlice.java
+++ b/src/com/android/settings/homepage/contextualcards/slices/BatteryFixSlice.java
@@ -201,7 +201,8 @@ public class BatteryFixSlice implements CustomSliceable {
     }
 
     @WorkerThread
-    private static List<BatteryTip> refreshBatteryTips(Context context) {
+    @VisibleForTesting
+    static List<BatteryTip> refreshBatteryTips(Context context) {
         final BatteryStatsHelperLoader statsLoader = new BatteryStatsHelperLoader(context);
         final BatteryStatsHelper statsHelper = statsLoader.loadInBackground();
         final BatteryTipLoader loader = new BatteryTipLoader(context, statsHelper);
diff --git a/tests/robotests/src/com/android/settings/homepage/contextualcards/slices/BatteryFixSliceTest.java b/tests/robotests/src/com/android/settings/homepage/contextualcards/slices/BatteryFixSliceTest.java
index dcfba42c787..8fad638eeaa 100644
--- a/tests/robotests/src/com/android/settings/homepage/contextualcards/slices/BatteryFixSliceTest.java
+++ b/tests/robotests/src/com/android/settings/homepage/contextualcards/slices/BatteryFixSliceTest.java
@@ -81,13 +81,13 @@ public class BatteryFixSliceTest {
     }
 
     @Test
-    public void updateBatteryTipAvailabilityCache_hasImportantTip_shouldReturnTrue() {
+    public void refreshBatteryTips_hasImportantTip_shouldReturnTrue() {
         final List<BatteryTip> tips = new ArrayList<>();
         tips.add(new LowBatteryTip(BatteryTip.StateType.INVISIBLE, false, ""));
         tips.add(new EarlyWarningTip(BatteryTip.StateType.NEW, false));
         ShadowBatteryTipLoader.setBatteryTips(tips);
 
-        BatteryFixSlice.updateBatteryTipAvailabilityCache(mContext);
+        BatteryFixSlice.refreshBatteryTips(mContext);
 
         assertThat(BatteryFixSlice.isBatteryTipAvailableFromCache(mContext)).isTrue();
     }
@@ -99,7 +99,7 @@ public class BatteryFixSliceTest {
         tips.add(new EarlyWarningTip(BatteryTip.StateType.HANDLED, false));
         ShadowBatteryTipLoader.setBatteryTips(tips);
 
-        BatteryFixSlice.updateBatteryTipAvailabilityCache(mContext);
+        BatteryFixSlice.refreshBatteryTips(mContext);
         final Slice slice = mSlice.getSlice();
 
         assertThat(SliceMetadata.from(mContext, slice).isErrorSlice()).isTrue();
@@ -115,7 +115,7 @@ public class BatteryFixSliceTest {
         tips.add(new EarlyWarningTip(BatteryTip.StateType.NEW, false));
         // Create fake cache data
         ShadowBatteryTipLoader.setBatteryTips(tips);
-        BatteryFixSlice.updateBatteryTipAvailabilityCache(mContext);
+        BatteryFixSlice.refreshBatteryTips(mContext);
         // Create fake background worker data
         BatteryFixSlice.BatteryTipWorker batteryTipWorker = mock(
                 BatteryFixSlice.BatteryTipWorker.class);
diff --git a/tests/robotests/src/com/android/settings/testutils/shadow/ShadowThreadUtils.java b/tests/robotests/src/com/android/settings/testutils/shadow/ShadowThreadUtils.java
index 61ce13d95b6..4f0767cd016 100644
--- a/tests/robotests/src/com/android/settings/testutils/shadow/ShadowThreadUtils.java
+++ b/tests/robotests/src/com/android/settings/testutils/shadow/ShadowThreadUtils.java
@@ -16,16 +16,12 @@
 
 package com.android.settings.testutils.shadow;
 
-import android.util.Log;
-
 import com.android.settingslib.utils.ThreadUtils;
 
 import org.robolectric.annotation.Implementation;
 import org.robolectric.annotation.Implements;
 import org.robolectric.annotation.Resetter;
 
-import java.util.concurrent.Callable;
-
 @Implements(ThreadUtils.class)
 public class ShadowThreadUtils {
 
@@ -42,15 +38,6 @@ public class ShadowThreadUtils {
         runnable.run();
     }
 
-    @Implementation
-    protected static void postOnBackgroundThread(Callable callable) {
-        try {
-            callable.call();
-        } catch (Exception e) {
-            Log.e(TAG, e.getMessage(), e);
-        }
-    }
-
     @Implementation
     protected static void postOnMainThread(Runnable runnable) {
         runnable.run();