1 /*
2  * Copyright (C) 2021 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 package com.android.bedstead.nene.utils
17 
18 import java.util.Collections
19 import java.util.concurrent.ConcurrentHashMap
20 
21 /**
22  * Collection of [String] values which can be set and queried across Bedstead.
23  *
24  * Each module may have its own Tags object which contains tags specific to that module.
25  */
26 object Tags {
27     /** Set when a test includes a DeviceState ClassRule.  */
28     const val USES_DEVICESTATE = "uses_devicestate"
29 
30     /** Set when a test involves watching for notifications.  */
31     const val USES_NOTIFICATIONS = "uses_notifications"
32 
33     private val sTags = Collections.newSetFromMap(ConcurrentHashMap<String, Boolean>())
34 
35     /**
36      * `true` if the tag has been added.
37      */
38     @JvmStatic
hasTagnull39     fun hasTag(tag: String): Boolean {
40         return sTags.contains(tag)
41     }
42 
43     /**
44      * Clear all added tags.
45      */
46     @JvmStatic
clearTagsnull47     fun clearTags() {
48         sTags.clear()
49     }
50 
51     /**
52      * Add a tag.
53      */
54     @JvmStatic
addTagnull55     fun addTag(tag: String) {
56         sTags.add(tag)
57     }
58 }
59