@Override
public void onReceive(Context context, Intent intent) {
final String action = intent.getAction();
if (action.equals(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION)) {
synchronized (mMySync) {
mMySync.expectedState = STATE_WIFI_CHANGED;
mMySync.notify();
}
} else if (action.equals(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION)) {
synchronized (mMySync) {
mMySync.expectedState = STATE_SCAN_RESULTS_AVAILABLE;
mMySync.notify();
}
}
}
@Override
protected void setUp() throws Exception {
super.setUp();
if (!WifiFeature.isWifiSupported(getContext())) {
// skip the test if WiFi is not supported
return;
}
mMySync = new MySync();
mIntentFilter = new IntentFilter();
mIntentFilter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION);
mIntentFilter.addAction(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION);
mIntentFilter.addAction(WifiManager.SUPPLICANT_CONNECTION_CHANGE_ACTION);
mIntentFilter.addAction(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION);
mIntentFilter.addAction(WifiManager.WIFI_STATE_CHANGED_ACTION);
mIntentFilter.addAction(WifiManager.RSSI_CHANGED_ACTION);
mIntentFilter.addAction(WifiManager.NETWORK_IDS_CHANGED_ACTION);
mIntentFilter.addAction(WifiManager.ACTION_PICK_WIFI_NETWORK);
mContext.registerReceiver(mReceiver, mIntentFilter);
mWifiManager = (WifiManager) getContext().getSystemService(Context.WIFI_SERVICE);
assertNotNull(mWifiManager);
mWifiLock = mWifiManager.createWifiLock(TAG);
mWifiLock.acquire();
if (!mWifiManager.isWifiEnabled()) setWifiEnabled(true);
Thread.sleep(ENABLE_WAIT_MSEC);
assertTrue(mWifiManager.isWifiEnabled());
mMySync.expectedState = STATE_NULL;
}
private void scanAndWait() throws Exception {
synchronized (mMySync) {
mMySync.expectedState = STATE_START_SCAN;
mWifiManager.startScan();
waitForBroadcast(SCAN_WAIT_MSEC, STATE_SCAN_RESULTS_AVAILABLE);
}
}
private void setWifiEnabled(boolean enable) throws Exception {
synchronized (mMySync) {
mMySync.expectedState = STATE_WIFI_CHANGING;
assertTrue(mWifiManager.setWifiEnabled(enable));
waitForBroadcast(TIMEOUT_MSEC, STATE_WIFI_CHANGED);
}
}
private void waitForBroadcast(long timeout, int expectedState) throws Exception {
long waitTime = System.currentTimeMillis() + timeout;
while (System.currentTimeMillis() < waitTime && mMySync.expectedState != expectedState)
mMySync.wait(WAIT_MSEC);
}