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/*
* Copyright (C) 2016 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.assertTrue;
import static org.mockito.Mockito.*;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.wifi.SupplicantState;
import android.net.wifi.WifiManager;
import android.net.wifi.WifiSsid;
import android.os.Handler;
import android.os.Message;
import android.os.test.TestLooper;
import androidx.test.filters.SmallTest;
import com.android.internal.app.IBatteryStats;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
/**
* Unit tests for {@link android.net.wifi.SupplicantStateTracker}.
*/
@SmallTest
public class SupplicantStateTrackerTest {
private static final String TAG = "SupplicantStateTrackerTest";
private static final String sSSID = "\"GoogleGuest\"";
private static final WifiSsid sWifiSsid = WifiSsid.createFromAsciiEncoded(sSSID);
private static final String sBSSID = "01:02:03:04:05:06";
private @Mock WifiConfigManager mWcm;
private @Mock Context mContext;
private Handler mHandler;
private SupplicantStateTracker mSupplicantStateTracker;
private TestLooper mLooper;
private FrameworkFacade mFacade;
private FrameworkFacade getFrameworkFacade() {
FrameworkFacade facade = mock(FrameworkFacade.class);
IBatteryStats batteryStatsService = mock(IBatteryStats.class);
when(facade.getBatteryService()).thenReturn(batteryStatsService);
return facade;
}
private Message getSupplicantStateChangeMessage(int networkId, WifiSsid wifiSsid,
String bssid, SupplicantState newSupplicantState) {
return Message.obtain(null, WifiMonitor.SUPPLICANT_STATE_CHANGE_EVENT, 0, 0,
new StateChangeResult(networkId, wifiSsid, bssid, newSupplicantState));
}
@Before
public void setUp() {
mLooper = new TestLooper();
mHandler = new Handler(mLooper.getLooper());
MockitoAnnotations.initMocks(this);
mFacade = getFrameworkFacade();
mSupplicantStateTracker = new SupplicantStateTracker(mContext, mWcm, mFacade, mHandler);
}
/**
* This test verifies that the SupplicantStateTracker sends a broadcast intent upon receiving
* a message when supplicant state changes
*/
@Test
public void testSupplicantStateChangeIntent() {
BroadcastReceiver wifiBroadcastReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
assertTrue(action.equals(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION));
SupplicantState recvdState =
(SupplicantState) intent.getExtra(WifiManager.EXTRA_NEW_STATE, -1);
assertEquals(SupplicantState.SCANNING, recvdState);
}
};
IntentFilter mIntentFilter = new IntentFilter();
mIntentFilter.addAction(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION);
mContext.registerReceiver(wifiBroadcastReceiver, mIntentFilter);
mSupplicantStateTracker.sendMessage(getSupplicantStateChangeMessage(0, sWifiSsid,
sBSSID, SupplicantState.SCANNING));
}
/**
* This test verifies that the current auth status is sent in the Broadcast intent
*/
@Test
public void testAuthPassInSupplicantStateChangeIntent() {
BroadcastReceiver wifiBroadcastReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
assertTrue(action.equals(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION));
SupplicantState recvdState =
(SupplicantState) intent.getExtra(WifiManager.EXTRA_NEW_STATE, -1);
assertEquals(SupplicantState.AUTHENTICATING, recvdState);
boolean authStatus =
(boolean) intent.getExtra(WifiManager.EXTRA_SUPPLICANT_ERROR, -1);
assertEquals(authStatus, true);
}
};
IntentFilter mIntentFilter = new IntentFilter();
mIntentFilter.addAction(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION);
mContext.registerReceiver(wifiBroadcastReceiver, mIntentFilter);
mSupplicantStateTracker.sendMessage(getSupplicantStateChangeMessage(0, sWifiSsid,
sBSSID, SupplicantState.AUTHENTICATING));
mSupplicantStateTracker.sendMessage(WifiMonitor.AUTHENTICATION_FAILURE_EVENT);
}
/**
* This test verifies that the current auth status is sent in the Broadcast intent
*/
@Test
public void testAuthFailedInSupplicantStateChangeIntent() {
BroadcastReceiver wifiBroadcastReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
assertTrue(action.equals(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION));
SupplicantState recvdState =
(SupplicantState) intent.getExtra(WifiManager.EXTRA_NEW_STATE, -1);
assertEquals(SupplicantState.AUTHENTICATING, recvdState);
boolean authStatus =
(boolean) intent.getExtra(WifiManager.EXTRA_SUPPLICANT_ERROR, -1);
assertEquals(authStatus, false);
}
};
IntentFilter mIntentFilter = new IntentFilter();
mIntentFilter.addAction(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION);
mContext.registerReceiver(wifiBroadcastReceiver, mIntentFilter);
mSupplicantStateTracker.sendMessage(WifiMonitor.AUTHENTICATION_FAILURE_EVENT);
mSupplicantStateTracker.sendMessage(getSupplicantStateChangeMessage(0, sWifiSsid,
sBSSID, SupplicantState.AUTHENTICATING));
}
/**
* This test verifies the correct reasonCode for auth failure is sent in Broadcast
* intent.
*/
@Test
public void testReasonCodeInSupplicantStateChangeIntent() {
BroadcastReceiver wifiBroadcastReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
assertTrue(action.equals(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION));
SupplicantState recvdState =
(SupplicantState) intent.getExtra(WifiManager.EXTRA_NEW_STATE, -1);
assertEquals(SupplicantState.AUTHENTICATING, recvdState);
boolean authStatus =
(boolean) intent.getExtra(WifiManager.EXTRA_SUPPLICANT_ERROR, -1);
assertEquals(authStatus, false);
int reasonCode = (int)
intent.getExtra(WifiManager.EXTRA_SUPPLICANT_ERROR_REASON, -1);
assertEquals(reasonCode, WifiManager.ERROR_AUTH_FAILURE_WRONG_PSWD);
}
};
IntentFilter mIntentFilter = new IntentFilter();
mIntentFilter.addAction(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION);
mContext.registerReceiver(wifiBroadcastReceiver, mIntentFilter);
mSupplicantStateTracker.sendMessage(WifiMonitor.AUTHENTICATION_FAILURE_EVENT,
WifiManager.ERROR_AUTH_FAILURE_WRONG_PSWD, -1);
mSupplicantStateTracker.sendMessage(getSupplicantStateChangeMessage(0, sWifiSsid,
sBSSID, SupplicantState.AUTHENTICATING));
}
}
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