1 /*
2  * Copyright (C) 2024 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 
17 package android.platform.test.flag.junit;
18 
19 import android.platform.test.flag.junit.CheckFlagsRule;
20 import android.platform.test.flag.junit.IFlagsValueProvider;
21 
22 /**
23  * Offer to create {@link CheckFlagsRule} instances that are useful on the Ravenwood deviceless
24  * testing environment.
25  *
26  * At the moment, default flag values are not available on Ravenwood, so the only options offered
27  * here are "all-on" and "all-off" options. Tests that want to exercise specific flag states should
28  * use {@link android.platform.test.flag.junit.SetFlagsRule}.
29  */
30 public class RavenwoodFlagsValueProvider {
31     /**
32      * Create a {@link CheckFlagsRule} instance where flags are in an "all-on" state.
33      */
createAllOnCheckFlagsRule()34     public static CheckFlagsRule createAllOnCheckFlagsRule() {
35         return new CheckFlagsRule(new IFlagsValueProvider() {
36             @Override
37             public boolean getBoolean(String flag) {
38                 return true;
39             }
40         });
41     }
42 
43     /**
44      * Create a {@link CheckFlagsRule} instance where flags are in an "all-off" state.
45      */
46     public static CheckFlagsRule createAllOffCheckFlagsRule() {
47         return new CheckFlagsRule(new IFlagsValueProvider() {
48             @Override
49             public boolean getBoolean(String flag) {
50                 return false;
51             }
52         });
53     }
54 }
55