1/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.settings.testutils;
18
19import android.content.Context;
20
21import com.android.settings.search.IndexDatabaseHelper;
22
23import java.lang.reflect.Field;
24
25public class DatabaseTestUtils {
26
27    public static void clearDb(Context context) {
28        IndexDatabaseHelper helper = IndexDatabaseHelper.getInstance(context);
29        helper.close();
30
31        Field instance;
32        Class clazz = IndexDatabaseHelper.class;
33        try {
34            instance = clazz.getDeclaredField("sSingleton");
35            instance.setAccessible(true);
36            instance.set(null, null);
37        } catch (Exception e) {
38            throw new RuntimeException();
39        }
40    }
41}
42