Hide Location Mode from search results if it's not available.

                    return Arrays.asList(sir);

                }

                @Override

                protected boolean isPageSearchEnabled(Context context) {

                    return context.getResources().getBoolean(R.bool.config_location_mode_available);

                }

                @Override

                public List<AbstractPreferenceController> getPreferenceControllers(Context

                        context) {

/*

 * Copyright (C) 2017 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License

 */

package com.android.settings.location;

import static com.google.common.truth.Truth.assertThat;

import static org.mockito.Mockito.spy;

import android.content.Context;

import android.provider.SearchIndexableResource;

import com.android.settings.TestConfig;

import com.android.settings.testutils.SettingsRobolectricTestRunner;

import com.android.settings.testutils.XmlTestUtils;

import org.junit.Before;

import org.junit.Test;

import org.junit.runner.RunWith;

import org.mockito.MockitoAnnotations;

import org.robolectric.RuntimeEnvironment;

import org.robolectric.annotation.Config;

import java.util.HashSet;

import java.util.List;

import java.util.Set;

@RunWith(SettingsRobolectricTestRunner.class)

@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)

public class LocationModeTest {

    private Context mContext;

    private LocationMode mFragment;

    @Before

    public void setUp() {

        MockitoAnnotations.initMocks(this);

        mContext = spy(RuntimeEnvironment.application);

        mFragment = new LocationMode();

    }

    @Test

    public void testSearchIndexProvider_shouldIndexResource() {

        final List<SearchIndexableResource> indexRes =

                mFragment.SEARCH_INDEX_DATA_PROVIDER.getXmlResourcesToIndex(mContext,

                        true /* enabled */);

        assertThat(indexRes).isNotNull();

        assertThat(indexRes.get(0).xmlResId).isEqualTo(mFragment.getPreferenceScreenResId());

    }

    @Test

    @Config(qualifiers = "mcc999")

    public void testSearchIndexProvider_ifPageDisabled_shouldNotIndexResource() {

        final List<String> niks = LocationMode.SEARCH_INDEX_DATA_PROVIDER

                .getNonIndexableKeys(mContext);

        final int xmlId = mFragment.getPreferenceScreenResId();

        final List<String> keys = XmlTestUtils.getKeysFromPreferenceXml(mContext, xmlId);

        assertThat(niks).containsAllIn(keys);

    }

}