Update adaptive preference summary

Bug: 195627250
Test: make RunSettingsRoboTests
Change-Id: I50ed736bbba7ac8d3d6fcf026e9e17e2116f86a7

res/values/strings.xml

@@ -6283,6 +6283,8 @@
 
     <!-- Summary for battery manager when it is on -->
     <string name="battery_manager_summary">Detecting when apps drain battery</string>
+    <!-- Summary for battery manager when it is on. [CHAR LIMIT=NONE] -->
+    <string name="battery_manager_summary_unsupported">Detecting when apps drain battery</string>
 
     <!-- Summary for battery manager when it is off -->
     <string name="battery_manager_off">Off</string>

src/com/android/settings/fuelgauge/PowerUsageFeatureProvider.java

@@ -139,6 +139,11 @@ public interface PowerUsageFeatureProvider {
      */
     boolean isChartGraphSlotsEnabled(Context context);
 
+    /**
+     * Checks whether adaptive charging feature is supported in this device
+     */
+    boolean isAdaptiveChargingSupported();
+
     /**
      * Gets a intent for one time bypass charge limited to resume charging.
      */

src/com/android/settings/fuelgauge/PowerUsageFeatureProviderImpl.java

@@ -166,6 +166,11 @@ public class PowerUsageFeatureProviderImpl implements PowerUsageFeatureProvider
         return false;
     }
 
+    @Override
+    public boolean isAdaptiveChargingSupported() {
+        return false;
+    }
+
     @Override
     public Intent getResumeChargeIntent() {
         return null;

src/com/android/settings/fuelgauge/batterytip/BatteryManagerPreferenceController.java

@@ -64,7 +64,10 @@ public class BatteryManagerPreferenceController extends BasePreferenceController
             preference.setSummary(mContext.getResources().getQuantityString(
                     R.plurals.battery_manager_app_restricted, num, num));
         } else {
-            preference.setSummary(R.string.battery_manager_summary);
+            preference.setSummary(
+                    mPowerUsageFeatureProvider.isAdaptiveChargingSupported()
+                            ? R.string.battery_manager_summary
+                            : R.string.battery_manager_summary_unsupported);
         }
     }
 }

tests/robotests/src/com/android/settings/fuelgauge/PowerUsageFeatureProviderImplTest.java

@@ -156,6 +156,11 @@ public class PowerUsageFeatureProviderImplTest {
         assertThat(mPowerFeatureProvider.isSmartBatterySupported()).isFalse();
     }
 
+    @Test
+    public void testIsAdaptiveChargingSupported_returnFalse() {
+        assertThat(mPowerFeatureProvider.isAdaptiveChargingSupported()).isFalse();
+    }
+
     @Test
     public void testGetResumeChargeIntent_returnNull() {
         assertThat(mPowerFeatureProvider.getResumeChargeIntent()).isNull();