public void testScanResultTimeStamp() throws Exception {
if (!WifiFeature.isWifiSupported(getContext())) {
// skip the test if WiFi is not supported
return;
}
long timestamp = 0;
String BSSID = null;
/* Multiple scans to ensure bssid is updated */
scanAndWait();
scanAndWait();
scanAndWait();
List<ScanResult> scanResults = mWifiManager.getScanResults();
for (ScanResult result : scanResults) {
BSSID = result.BSSID;
timestamp = result.timestamp;
assertTrue(timestamp != 0);
break;
}
scanAndWait();
scanAndWait();
scanAndWait();
scanResults = mWifiManager.getScanResults();
for (ScanResult result : scanResults) {
if (result.BSSID.equals(BSSID)) {
long timeDiff = (result.timestamp - timestamp) / 1000;
assertTrue(timeDiff > 0);
assertTrue(timeDiff < 6 * SCAN_WAIT_MSEC);
}
}
}
@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;
}
public void testScanResultProperties() {
if (!WifiFeature.isWifiSupported(getContext())) {
// skip the test if WiFi is not supported
return;
}
List<ScanResult> scanResults = mWifiManager.getScanResults();
// this test case should in Wifi environment
for (int i = 0; i < scanResults.size(); i++) {
ScanResult mScanResult = scanResults.get(i);
assertNotNull(mScanResult.toString());
}
}
@Override
protected void tearDown() throws Exception {
if (!WifiFeature.isWifiSupported(getContext())) {
// skip the test if WiFi is not supported
super.tearDown();
return;
}
mWifiLock.release();
mContext.unregisterReceiver(mReceiver);
if (!mWifiManager.isWifiEnabled()) setWifiEnabled(true);
Thread.sleep(ENABLE_WAIT_MSEC);
super.tearDown();
}
