Enable HearingAid page search if the device supports hearing aid

Bug: 353847080
Flag: com.android.settings.accessibility.fix_a11y_settings_search
Test: atest AccessibilityHearingAidsFragmentTest
Test: let the HearingAidHelper return false in supporting availability and check if the items exist during search
Change-Id: I6b6ffddb5ccd44795db292d1ddc3b60f69166b2a

src/com/android/settings/accessibility/AccessibilityHearingAidsFragment.java

@@ -26,6 +26,7 @@ import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 
+import androidx.annotation.VisibleForTesting;
 import androidx.preference.PreferenceCategory;
 
 import com.android.internal.accessibility.AccessibilityShortcutController;
@@ -118,6 +119,21 @@ public class AccessibilityHearingAidsFragment extends AccessibilityShortcutPrefe
         return getText(R.string.accessibility_hearing_device_shortcut_title);
     }
 
-    public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
-            new BaseSearchIndexProvider(R.xml.accessibility_hearing_aids);
+    @VisibleForTesting
+    static boolean isPageSearchEnabled(Context context) {
+        final HearingAidHelper mHelper = new HearingAidHelper(context);
+        return mHelper.isHearingAidSupported();
+    }
+
+    public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
+            new BaseSearchIndexProvider(R.xml.accessibility_hearing_aids) {
+                @Override
+                protected boolean isPageSearchEnabled(Context context) {
+                    if (Flags.fixA11ySettingsSearch()) {
+                        return AccessibilityHearingAidsFragment.isPageSearchEnabled(context);
+                    } else {
+                        return super.isPageSearchEnabled(context);
+                    }
+                }
+            };
 }

tests/robotests/src/com/android/settings/accessibility/AccessibilityHearingAidsFragmentTest.java

@@ -22,33 +22,52 @@ import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.when;
 
+import android.bluetooth.BluetoothAdapter;
+import android.bluetooth.BluetoothProfile;
 import android.content.Context;
+import android.platform.test.annotations.EnableFlags;
+import android.platform.test.flag.junit.SetFlagsRule;
 import android.telephony.TelephonyManager;
 
 import androidx.test.core.app.ApplicationProvider;
 
 import com.android.settings.R;
+import com.android.settings.bluetooth.Utils;
 import com.android.settings.testutils.XmlTestUtils;
+import com.android.settings.testutils.shadow.ShadowBluetoothAdapter;
+import com.android.settings.testutils.shadow.ShadowBluetoothUtils;
+import com.android.settingslib.bluetooth.LocalBluetoothManager;
 
 import org.junit.Before;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.mockito.Mock;
 import org.mockito.Spy;
 import org.mockito.junit.MockitoJUnit;
 import org.mockito.junit.MockitoRule;
 import org.robolectric.RobolectricTestRunner;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadow.api.Shadow;
 
 import java.util.List;
 
 /** Tests for {@link AccessibilityHearingAidsFragment}. */
 @RunWith(RobolectricTestRunner.class)
+@Config(shadows = {ShadowBluetoothAdapter.class, ShadowBluetoothUtils.class})
 public class AccessibilityHearingAidsFragmentTest {
 
     @Rule
     public MockitoRule mMockitoRule = MockitoJUnit.rule();
+    @Rule
+    public final SetFlagsRule mSetFlagsRule = new SetFlagsRule();
     @Spy
     private final Context mContext = ApplicationProvider.getApplicationContext();
+
+    @Mock
+    private LocalBluetoothManager mLocalBluetoothManager;
+    private ShadowBluetoothAdapter mShadowBluetoothAdapter;
+    private BluetoothAdapter mBluetoothAdapter;
     private TelephonyManager mTelephonyManager;
 
     @Before
@@ -56,10 +75,18 @@ public class AccessibilityHearingAidsFragmentTest {
         mTelephonyManager = spy(mContext.getSystemService(TelephonyManager.class));
         when(mContext.getSystemService(TelephonyManager.class)).thenReturn(mTelephonyManager);
         doReturn(true).when(mTelephonyManager).isHearingAidCompatibilitySupported();
+
+        ShadowBluetoothUtils.sLocalBluetoothManager = mLocalBluetoothManager;
+        mLocalBluetoothManager = Utils.getLocalBtManager(mContext);
+        mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
+        mShadowBluetoothAdapter = Shadow.extract(mBluetoothAdapter);
     }
 
     @Test
     public void getNonIndexableKeys_existInXmlLayout() {
+        mShadowBluetoothAdapter.clearSupportedProfiles();
+        mShadowBluetoothAdapter.addSupportedProfiles(BluetoothProfile.HEARING_AID);
+
         final List<String> niks = AccessibilityHearingAidsFragment.SEARCH_INDEX_DATA_PROVIDER
                 .getNonIndexableKeys(mContext);
         final List<String> keys =
@@ -67,4 +94,22 @@ public class AccessibilityHearingAidsFragmentTest {
 
         assertThat(keys).containsAtLeastElementsIn(niks);
     }
+
+    @Test
+    @EnableFlags(Flags.FLAG_FIX_A11Y_SETTINGS_SEARCH)
+    public void deviceSupportsHearingAid_isPageSearchEnabled_returnTrue() {
+        mShadowBluetoothAdapter.clearSupportedProfiles();
+        mShadowBluetoothAdapter.addSupportedProfiles(BluetoothProfile.HEARING_AID);
+
+        assertThat(AccessibilityHearingAidsFragment.isPageSearchEnabled(mContext)).isTrue();
+    }
+
+    @Test
+    @EnableFlags(Flags.FLAG_FIX_A11Y_SETTINGS_SEARCH)
+    public void deviceDoesNotSupportHearingAid_isPageSearchEnabled_returnFalse() {
+        mShadowBluetoothAdapter.clearSupportedProfiles();
+        mShadowBluetoothAdapter.addSupportedProfiles(BluetoothProfile.HEADSET);
+
+        assertThat(AccessibilityHearingAidsFragment.isPageSearchEnabled(mContext)).isFalse();
+    }
 }