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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.server.wifi;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.*;
import android.net.wifi.WifiConfiguration;
import androidx.test.filters.SmallTest;
import org.junit.Test;
/**
* Unit tests for {@link com.android.server.wifi.ScanResultMatchInfoTest}.
*/
@SmallTest
public class ScanResultMatchInfoTest {
/**
* Tests that equivalent ScanResultMatchInfo objects are created for WifiConfigurations and
* their associated ScanResult
*/
@Test
public void testScanResultMatchesWifiConfiguration() {
WifiConfiguration conf =
WifiConfigurationTestUtil.createPskNetwork("\"PrettyFlyForAWifi\"");
ScanDetail scan = createScanDetailForNetwork(conf, "AA:AA:AA:AA:AA:AA");
assertEquals(ScanResultMatchInfo.fromWifiConfiguration(conf),
ScanResultMatchInfo.fromScanResult(scan.getScanResult()));
conf = WifiConfigurationTestUtil.createOpenNetwork("\"WIFIght the inevitable\"");
scan = createScanDetailForNetwork(conf, "BB:BB:BB:BB:BB:BB");
assertEquals(ScanResultMatchInfo.fromWifiConfiguration(conf),
ScanResultMatchInfo.fromScanResult(scan.getScanResult()));
}
/**
* Tests that multiple ScanResults with different BSSIDs will produce equivalent
* ScanResultMatchInfo objects to their associated WifiConfiguration
*/
@Test
public void testDifferentBssidScanResultsMatch() {
WifiConfiguration conf =
WifiConfigurationTestUtil.createPskNetwork("\"PrettyFlyForAWifi-5G\"");
ScanDetail scan1 = createScanDetailForNetwork(conf, "AA:AA:AA:AA:AA:AA");
ScanDetail scan2 = createScanDetailForNetwork(conf, "BB:BB:BB:BB:BB:BB");
assertFalse(scan1.getScanResult().BSSID.equals(scan2.getScanResult().BSSID));
assertEquals(ScanResultMatchInfo.fromScanResult(scan1.getScanResult()),
ScanResultMatchInfo.fromScanResult(scan2.getScanResult()));
}
/**
* Tests that ScanResultMatchInfo objects created for different SSIDs or security types are not
* equivalent
*/
@Test
public void testDifferentNetworkScanResultsDontMatch() {
WifiConfiguration psk =
WifiConfigurationTestUtil.createPskNetwork("\"Series Of Tubes\"");
WifiConfiguration open1 =
WifiConfigurationTestUtil.createOpenNetwork("\"Series Of Tubes\"");
WifiConfiguration open2 =
WifiConfigurationTestUtil.createOpenNetwork("\"Mom, Click Here For Internet\"");
ScanDetail scanOpen1 = createScanDetailForNetwork(open1, "AA:AA:AA:AA:AA:AA");
ScanDetail scanOpen2 = createScanDetailForNetwork(open2, "BB:BB:BB:BB:BB:BB");
ScanDetail scanPsk = createScanDetailForNetwork(psk, "CC:CC:CC:CC:CC:CC");
assertTrue(ScanResultMatchInfo.fromScanResult(scanOpen1.getScanResult())
!= ScanResultMatchInfo.fromScanResult(scanOpen2.getScanResult()));
assertTrue(ScanResultMatchInfo.fromScanResult(scanOpen1.getScanResult())
!= ScanResultMatchInfo.fromScanResult(scanPsk.getScanResult()));
}
/**
* Tests equality properties, reflexive, symmetric, transitive, consistent for transition mode
* network.
*/
@Test
public void testEqualityRulesForTransitionMode() {
WifiConfiguration wifiConfiguration =
WifiConfigurationTestUtil.createPskNetwork("\"Transition is Hard\"");
ScanDetail scanDetail = createScanDetailForWpa2Wpa3TransitionModeNetwork(wifiConfiguration,
"AA:BB:CC:DD:CC:BB");
ScanResultMatchInfo key1 = ScanResultMatchInfo.fromWifiConfiguration(wifiConfiguration);
ScanResultMatchInfo key2 = ScanResultMatchInfo.fromScanResult(scanDetail.getScanResult());
ScanResultMatchInfo key3 = ScanResultMatchInfo.fromWifiConfiguration(wifiConfiguration);
// Test a.equals(a)
assertTrue(key1.equals(key1));
// Test if a.equals(b) then b.equals(a)
assertTrue(key1.equals(key2));
assertTrue(key2.equals(key1));
// Test transitivity
assertTrue(key1.equals(key2));
assertTrue(key2.equals(key3));
assertTrue(key1.equals(key3));
// Test consistency
assertTrue(key1.equals(key2));
assertTrue(key1.equals(key2));
assertTrue(key1.equals(key2));
assertTrue(key1.equals(key2));
}
/**
* Tests equality properties, reflexive, symmetric, transitive, consistent for PSK network.
*/
@Test
public void testEqualityRulesForPsk() {
WifiConfiguration wifiConfiguration =
WifiConfigurationTestUtil.createPskNetwork("\"Psk Tsk\"");
ScanDetail scanDetail = createScanDetailForNetwork(wifiConfiguration,
"AA:BB:CC:DD:CC:BB");
ScanResultMatchInfo key1 = ScanResultMatchInfo.fromWifiConfiguration(wifiConfiguration);
ScanResultMatchInfo key2 = ScanResultMatchInfo.fromScanResult(scanDetail.getScanResult());
ScanResultMatchInfo key3 = ScanResultMatchInfo.fromWifiConfiguration(wifiConfiguration);
// Test a.equals(a)
assertTrue(key1.equals(key1));
// Test if a.equals(b) then b.equals(a)
assertTrue(key1.equals(key2));
assertTrue(key2.equals(key1));
// Test transitivity
assertTrue(key1.equals(key2));
assertTrue(key2.equals(key3));
assertTrue(key1.equals(key3));
// Test consistency
assertTrue(key1.equals(key2));
assertTrue(key1.equals(key2));
assertTrue(key1.equals(key2));
assertTrue(key1.equals(key2));
}
/**
* Tests equality properties, reflexive, symmetric, transitive, consistent for SAE network.
*/
@Test
public void testEqualityRulesForSae() {
WifiConfiguration wifiConfiguration =
WifiConfigurationTestUtil.createSaeNetwork();
ScanDetail scanDetail = createScanDetailForNetwork(wifiConfiguration,
"AC:AB:AD:AE:AF:FC");
ScanResultMatchInfo key1 = ScanResultMatchInfo.fromWifiConfiguration(wifiConfiguration);
ScanResultMatchInfo key2 = ScanResultMatchInfo.fromScanResult(scanDetail.getScanResult());
ScanResultMatchInfo key3 = ScanResultMatchInfo.fromWifiConfiguration(wifiConfiguration);
// Test a.equals(a)
assertTrue(key1.equals(key1));
// Test if a.equals(b) then b.equals(a)
assertTrue(key1.equals(key2));
assertTrue(key2.equals(key1));
// Test transitivity
assertTrue(key1.equals(key2));
assertTrue(key2.equals(key3));
assertTrue(key1.equals(key3));
// Test consistency
assertTrue(key1.equals(key2));
assertTrue(key1.equals(key2));
assertTrue(key1.equals(key2));
assertTrue(key1.equals(key2));
}
/**
* Tests that hashes of various configurations are equal
*/
@Test
public void testHashForTransitionMode() {
WifiConfiguration wifiConfigurationPsk =
WifiConfigurationTestUtil.createPskNetwork("\"Transition is Hard\"");
WifiConfiguration wifiConfigurationSae =
WifiConfigurationTestUtil.createSaeNetwork("\"Transition is Hard\"");
ScanDetail scanDetail = createScanDetailForWpa2Wpa3TransitionModeNetwork(
wifiConfigurationPsk, "AA:BB:CC:DD:CC:BB");
ScanResultMatchInfo key1 = ScanResultMatchInfo.fromWifiConfiguration(wifiConfigurationPsk);
ScanResultMatchInfo key2 = ScanResultMatchInfo.fromScanResult(scanDetail.getScanResult());
ScanResultMatchInfo key3 = ScanResultMatchInfo.fromWifiConfiguration(wifiConfigurationSae);
// Assert that all hashes are equal
assertEquals(key1.hashCode(), key2.hashCode());
assertEquals(key1.hashCode(), key3.hashCode());
assertEquals(key2.hashCode(), key3.hashCode());
}
/**
* Creates a scan detail corresponding to the provided network and given BSSID
*/
private ScanDetail createScanDetailForNetwork(
WifiConfiguration configuration, String bssid) {
return WifiConfigurationTestUtil.createScanDetailForNetwork(configuration, bssid, -40,
2402, 0, 0);
}
/**
* Creates a scan detail corresponding to the provided network and given BSSID
*/
private ScanDetail createScanDetailForWpa2Wpa3TransitionModeNetwork(
WifiConfiguration configuration, String bssid) {
return WifiConfigurationTestUtil.createScanDetailForWpa2Wpa3TransitionModeNetwork(
configuration, bssid, -40, 2402, 0, 0);
}
}
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