1 /*
2  * Copyright (C) 2019 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 com.android.wifitrackerlib;
18 
19 import android.net.wifi.ScanResult;
20 import android.net.wifi.WifiConfiguration;
21 import android.net.wifi.WifiSsid;
22 
23 import java.nio.charset.StandardCharsets;
24 
25 /**
26  * Utility methods for testing purposes.
27  */
28 class TestUtils {
29     public static final int GOOD_RSSI = -50;
30     public static final int OKAY_RSSI = -60;
31     public static final int BAD_RSSI = -70;
32 
33     public static final int GOOD_LEVEL = 5;
34     public static final int OKAY_LEVEL = 3;
35     public static final int BAD_LEVEL = 1;
36 
37     /**
38      * Creates a mock scan result with SSID, BSSID, and timestamp.
39      */
buildScanResult(String utf8Ssid, String bssid, long timestampMillis)40     static ScanResult buildScanResult(String utf8Ssid, String bssid, long timestampMillis) {
41         final ScanResult result = new ScanResult();
42         result.SSID = utf8Ssid;
43         if (utf8Ssid != null) {
44             result.setWifiSsid(WifiSsid.fromBytes(utf8Ssid.getBytes(StandardCharsets.UTF_8)));
45         }
46         result.BSSID = bssid;
47         result.timestamp = timestampMillis * 1000;
48         result.capabilities = "";
49         return result;
50     }
51 
buildScanResult( String utf8Ssid, String bssid, long timestampMillis, int rssi)52     static ScanResult buildScanResult(
53             String utf8Ssid, String bssid, long timestampMillis, int rssi) {
54         final ScanResult result = buildScanResult(utf8Ssid, bssid, timestampMillis);
55         result.level = rssi;
56         result.capabilities = "";
57         return result;
58     }
59 
buildScanResult( String utf8Ssid, String bssid, long timestampMillis, String securityTypesString)60     static ScanResult buildScanResult(
61             String utf8Ssid, String bssid, long timestampMillis, String securityTypesString) {
62         final ScanResult result = buildScanResult(utf8Ssid, bssid, timestampMillis);
63         result.capabilities = securityTypesString;
64         return result;
65     }
66 
buildWifiConfiguration(String utf8Ssid)67     static WifiConfiguration buildWifiConfiguration(String utf8Ssid) {
68         final WifiConfiguration config = new WifiConfiguration();
69         config.SSID = "\"" + utf8Ssid + "\"";
70         return config;
71     }
72 }
73