Fix SettingsDumpServiceTest

import android.content.pm.PackageManager;

import android.content.pm.ResolveInfo;

import androidx.annotation.NonNull;

import com.android.settings.fuelgauge.batterytip.AnomalyConfigJobService;

import org.json.JSONException;

import org.robolectric.RobolectricTestRunner;

import org.robolectric.RuntimeEnvironment;

import java.io.OutputStream;

import java.io.PrintWriter;

import java.io.StringWriter;

@RunWith(RobolectricTestRunner.class)

public class SettingsDumpServiceTest {

    }

    @Test

    public void testDump_ReturnJsonObject() throws JSONException {

    public void testDump_printServiceAsKey() {

        mResolveInfo.activityInfo = new ActivityInfo();

        mResolveInfo.activityInfo.packageName = PACKAGE_BROWSER;

        TestPrintWriter printWriter = new TestPrintWriter(System.out);

        StringWriter stringWriter = new StringWriter();

        PrintWriter printWriter = new PrintWriter(stringWriter);

        mTestService.dump(null, printWriter, null);

        JSONObject object = (JSONObject) printWriter.getPrintObject();

        assertThat(object.get(TestService.KEY_SERVICE)).isNotNull();

        assertThat(stringWriter.toString())

                .contains("{\"" + SettingsDumpService.KEY_SERVICE + "\":");

    }

    /**

            return mPm;

        }

    }

    /**

     * Test printWriter to store the object to be printed

     */

    private class TestPrintWriter extends PrintWriter {

        private Object mPrintObject;

        private TestPrintWriter(@NonNull OutputStream out) {

            super(out);

        }

        @Override

        public void println(Object object) {

            mPrintObject = object;

        }

        private Object getPrintObject() {

            return mPrintObject;

        }

    }

}