| /* |
| * Copyright (C) 2012 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; |
| |
| import static android.net.ConnectivityManager.CONNECTIVITY_ACTION; |
| import static android.net.ConnectivityManager.TYPE_MOBILE; |
| import static android.net.ConnectivityManager.TYPE_WIFI; |
| import static android.net.ConnectivityManager.getNetworkTypeName; |
| import static android.net.NetworkCapabilities.*; |
| |
| import static org.mockito.Mockito.mock; |
| |
| import android.app.PendingIntent; |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.ContextWrapper; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.net.ConnectivityManager; |
| import android.net.ConnectivityManager.NetworkCallback; |
| import android.net.ConnectivityManager.PacketKeepalive; |
| import android.net.ConnectivityManager.PacketKeepaliveCallback; |
| import android.net.INetworkPolicyManager; |
| import android.net.INetworkStatsService; |
| import android.net.IpPrefix; |
| import android.net.LinkAddress; |
| import android.net.LinkProperties; |
| import android.net.Network; |
| import android.net.NetworkAgent; |
| import android.net.NetworkCapabilities; |
| import android.net.NetworkConfig; |
| import android.net.NetworkFactory; |
| import android.net.NetworkInfo; |
| import android.net.NetworkInfo.DetailedState; |
| import android.net.NetworkMisc; |
| import android.net.NetworkRequest; |
| import android.net.RouteInfo; |
| import android.os.ConditionVariable; |
| import android.os.Handler; |
| import android.os.HandlerThread; |
| import android.os.IBinder; |
| import android.os.INetworkManagementService; |
| import android.os.Looper; |
| import android.os.Message; |
| import android.os.MessageQueue; |
| import android.os.Messenger; |
| import android.os.MessageQueue.IdleHandler; |
| import android.os.SystemClock; |
| import android.test.AndroidTestCase; |
| import android.test.suitebuilder.annotation.LargeTest; |
| import android.test.suitebuilder.annotation.SmallTest; |
| import android.util.Log; |
| import android.util.LogPrinter; |
| |
| import com.android.internal.util.WakeupMessage; |
| import com.android.server.connectivity.NetworkAgentInfo; |
| import com.android.server.connectivity.NetworkMonitor; |
| import com.android.server.net.NetworkPinner; |
| |
| import java.net.InetAddress; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.LinkedBlockingQueue; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.atomic.AtomicBoolean; |
| |
| /** |
| * Tests for {@link ConnectivityService}. |
| * |
| * Build, install and run with: |
| * runtest frameworks-services -c com.android.server.ConnectivityServiceTest |
| */ |
| public class ConnectivityServiceTest extends AndroidTestCase { |
| private static final String TAG = "ConnectivityServiceTest"; |
| |
| private static final int TIMEOUT_MS = 500; |
| |
| private BroadcastInterceptingContext mServiceContext; |
| private WrappedConnectivityService mService; |
| private WrappedConnectivityManager mCm; |
| private MockNetworkAgent mWiFiNetworkAgent; |
| private MockNetworkAgent mCellNetworkAgent; |
| |
| // This class exists to test bindProcessToNetwork and getBoundNetworkForProcess. These methods |
| // do not go through ConnectivityService but talk to netd directly, so they don't automatically |
| // reflect the state of our test ConnectivityService. |
| private class WrappedConnectivityManager extends ConnectivityManager { |
| private Network mFakeBoundNetwork; |
| |
| public synchronized boolean bindProcessToNetwork(Network network) { |
| mFakeBoundNetwork = network; |
| return true; |
| } |
| |
| public synchronized Network getBoundNetworkForProcess() { |
| return mFakeBoundNetwork; |
| } |
| |
| public WrappedConnectivityManager(Context context, ConnectivityService service) { |
| super(context, service); |
| } |
| } |
| |
| private class MockContext extends BroadcastInterceptingContext { |
| MockContext(Context base) { |
| super(base); |
| } |
| |
| @Override |
| public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter) { |
| // PendingIntents sent by the AlarmManager are not intercepted by |
| // BroadcastInterceptingContext so we must really register the receiver. |
| // This shouldn't effect the real NetworkMonitors as the action contains a random token. |
| if (filter.getAction(0).startsWith("android.net.netmon.lingerExpired")) { |
| return getBaseContext().registerReceiver(receiver, filter); |
| } else { |
| return super.registerReceiver(receiver, filter); |
| } |
| } |
| |
| @Override |
| public Object getSystemService (String name) { |
| if (name == Context.CONNECTIVITY_SERVICE) return mCm; |
| return super.getSystemService(name); |
| } |
| } |
| |
| /** |
| * A subclass of HandlerThread that allows callers to wait for it to become idle. waitForIdle |
| * will return immediately if the handler is already idle. |
| */ |
| private class IdleableHandlerThread extends HandlerThread { |
| private IdleHandler mIdleHandler; |
| |
| public IdleableHandlerThread(String name) { |
| super(name); |
| } |
| |
| public void waitForIdle(int timeoutMs) { |
| final ConditionVariable cv = new ConditionVariable(); |
| final MessageQueue queue = getLooper().getQueue(); |
| |
| synchronized (queue) { |
| if (queue.isIdle()) { |
| return; |
| } |
| |
| assertNull("BUG: only one idle handler allowed", mIdleHandler); |
| mIdleHandler = new IdleHandler() { |
| public boolean queueIdle() { |
| cv.open(); |
| mIdleHandler = null; |
| return false; // Remove the handler. |
| } |
| }; |
| queue.addIdleHandler(mIdleHandler); |
| } |
| |
| if (!cv.block(timeoutMs)) { |
| fail("HandlerThread " + getName() + |
| " did not become idle after " + timeoutMs + " ms"); |
| queue.removeIdleHandler(mIdleHandler); |
| } |
| } |
| } |
| |
| // Tests that IdleableHandlerThread works as expected. |
| public void testIdleableHandlerThread() { |
| final int attempts = 50; // Causes the test to take about 200ms on bullhead-eng. |
| |
| // Tests that waitForIdle returns immediately if the service is already idle. |
| for (int i = 0; i < attempts; i++) { |
| mService.waitForIdle(); |
| } |
| |
| // Bring up a network that we can use to send messages to ConnectivityService. |
| ConditionVariable cv = waitForConnectivityBroadcasts(1); |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| mWiFiNetworkAgent.connect(false); |
| waitFor(cv); |
| Network n = mWiFiNetworkAgent.getNetwork(); |
| assertNotNull(n); |
| |
| // Tests that calling waitForIdle waits for messages to be processed. |
| for (int i = 0; i < attempts; i++) { |
| mWiFiNetworkAgent.setSignalStrength(i); |
| mService.waitForIdle(); |
| assertEquals(i, mCm.getNetworkCapabilities(n).getSignalStrength()); |
| } |
| |
| // Ensure that not calling waitForIdle causes a race condition. |
| for (int i = 0; i < attempts; i++) { |
| mWiFiNetworkAgent.setSignalStrength(i); |
| if (i != mCm.getNetworkCapabilities(n).getSignalStrength()) { |
| // We hit a race condition, as expected. Pass the test. |
| return; |
| } |
| } |
| |
| // No race? There is a bug in this test. |
| fail("expected race condition at least once in " + attempts + " attempts"); |
| } |
| |
| private class MockNetworkAgent { |
| private final WrappedNetworkMonitor mWrappedNetworkMonitor; |
| private final NetworkInfo mNetworkInfo; |
| private final NetworkCapabilities mNetworkCapabilities; |
| private final IdleableHandlerThread mHandlerThread; |
| private final ConditionVariable mDisconnected = new ConditionVariable(); |
| private int mScore; |
| private NetworkAgent mNetworkAgent; |
| private int mStartKeepaliveError = PacketKeepalive.ERROR_HARDWARE_UNSUPPORTED; |
| private int mStopKeepaliveError = PacketKeepalive.NO_KEEPALIVE; |
| private Integer mExpectedKeepaliveSlot = null; |
| |
| MockNetworkAgent(int transport) { |
| final int type = transportToLegacyType(transport); |
| final String typeName = ConnectivityManager.getNetworkTypeName(type); |
| mNetworkInfo = new NetworkInfo(type, 0, typeName, "Mock"); |
| mNetworkCapabilities = new NetworkCapabilities(); |
| mNetworkCapabilities.addTransportType(transport); |
| switch (transport) { |
| case TRANSPORT_WIFI: |
| mScore = 60; |
| break; |
| case TRANSPORT_CELLULAR: |
| mScore = 50; |
| break; |
| default: |
| throw new UnsupportedOperationException("unimplemented network type"); |
| } |
| mHandlerThread = new IdleableHandlerThread("Mock-" + typeName); |
| mHandlerThread.start(); |
| mNetworkAgent = new NetworkAgent(mHandlerThread.getLooper(), mServiceContext, |
| "Mock-" + typeName, mNetworkInfo, mNetworkCapabilities, |
| new LinkProperties(), mScore, new NetworkMisc()) { |
| @Override |
| public void unwanted() { mDisconnected.open(); } |
| |
| @Override |
| public void startPacketKeepalive(Message msg) { |
| int slot = msg.arg1; |
| if (mExpectedKeepaliveSlot != null) { |
| assertEquals((int) mExpectedKeepaliveSlot, slot); |
| } |
| onPacketKeepaliveEvent(slot, mStartKeepaliveError); |
| } |
| |
| @Override |
| public void stopPacketKeepalive(Message msg) { |
| onPacketKeepaliveEvent(msg.arg1, mStopKeepaliveError); |
| } |
| }; |
| // Waits for the NetworkAgent to be registered, which includes the creation of the |
| // NetworkMonitor. |
| mService.waitForIdle(); |
| mWrappedNetworkMonitor = mService.getLastCreatedWrappedNetworkMonitor(); |
| } |
| |
| public void waitForIdle(int timeoutMs) { |
| mHandlerThread.waitForIdle(timeoutMs); |
| } |
| |
| public void waitForIdle() { |
| waitForIdle(TIMEOUT_MS); |
| } |
| |
| public void adjustScore(int change) { |
| mScore += change; |
| mNetworkAgent.sendNetworkScore(mScore); |
| } |
| |
| public void addCapability(int capability) { |
| mNetworkCapabilities.addCapability(capability); |
| mNetworkAgent.sendNetworkCapabilities(mNetworkCapabilities); |
| } |
| |
| public void setSignalStrength(int signalStrength) { |
| mNetworkCapabilities.setSignalStrength(signalStrength); |
| mNetworkAgent.sendNetworkCapabilities(mNetworkCapabilities); |
| } |
| |
| public void connectWithoutInternet() { |
| mNetworkInfo.setDetailedState(DetailedState.CONNECTED, null, null); |
| mNetworkAgent.sendNetworkInfo(mNetworkInfo); |
| } |
| |
| /** |
| * Transition this NetworkAgent to CONNECTED state with NET_CAPABILITY_INTERNET. |
| * @param validated Indicate if network should pretend to be validated. |
| */ |
| public void connect(boolean validated) { |
| assertEquals(mNetworkInfo.getDetailedState(), DetailedState.IDLE); |
| assertFalse(mNetworkCapabilities.hasCapability(NET_CAPABILITY_INTERNET)); |
| |
| NetworkCallback callback = null; |
| final ConditionVariable validatedCv = new ConditionVariable(); |
| if (validated) { |
| mWrappedNetworkMonitor.gen204ProbeResult = 204; |
| NetworkRequest request = new NetworkRequest.Builder() |
| .addTransportType(mNetworkCapabilities.getTransportTypes()[0]) |
| .build(); |
| callback = new NetworkCallback() { |
| public void onCapabilitiesChanged(Network network, |
| NetworkCapabilities networkCapabilities) { |
| if (network.equals(getNetwork()) && |
| networkCapabilities.hasCapability(NET_CAPABILITY_VALIDATED)) { |
| validatedCv.open(); |
| } |
| } |
| }; |
| mCm.registerNetworkCallback(request, callback); |
| } |
| addCapability(NET_CAPABILITY_INTERNET); |
| |
| connectWithoutInternet(); |
| |
| if (validated) { |
| // Wait for network to validate. |
| waitFor(validatedCv); |
| mWrappedNetworkMonitor.gen204ProbeResult = 500; |
| } |
| |
| if (callback != null) mCm.unregisterNetworkCallback(callback); |
| } |
| |
| public void connectWithCaptivePortal() { |
| mWrappedNetworkMonitor.gen204ProbeResult = 200; |
| connect(false); |
| waitFor(new Criteria() { public boolean get() { |
| NetworkCapabilities caps = mCm.getNetworkCapabilities(getNetwork()); |
| return caps != null && caps.hasCapability(NET_CAPABILITY_CAPTIVE_PORTAL);} }); |
| mWrappedNetworkMonitor.gen204ProbeResult = 500; |
| } |
| |
| public void disconnect() { |
| mNetworkInfo.setDetailedState(DetailedState.DISCONNECTED, null, null); |
| mNetworkAgent.sendNetworkInfo(mNetworkInfo); |
| } |
| |
| public Network getNetwork() { |
| return new Network(mNetworkAgent.netId); |
| } |
| |
| public ConditionVariable getDisconnectedCV() { |
| return mDisconnected; |
| } |
| |
| public WrappedNetworkMonitor getWrappedNetworkMonitor() { |
| return mWrappedNetworkMonitor; |
| } |
| |
| public void sendLinkProperties(LinkProperties lp) { |
| mNetworkAgent.sendLinkProperties(lp); |
| } |
| |
| public void setStartKeepaliveError(int error) { |
| mStartKeepaliveError = error; |
| } |
| |
| public void setStopKeepaliveError(int error) { |
| mStopKeepaliveError = error; |
| } |
| |
| public void setExpectedKeepaliveSlot(Integer slot) { |
| mExpectedKeepaliveSlot = slot; |
| } |
| } |
| |
| /** |
| * A NetworkFactory that allows tests to wait until any in-flight NetworkRequest add or remove |
| * operations have been processed. Before ConnectivityService can add or remove any requests, |
| * the factory must be told to expect those operations by calling expectAddRequests or |
| * expectRemoveRequests. |
| */ |
| private static class MockNetworkFactory extends NetworkFactory { |
| private final ConditionVariable mNetworkStartedCV = new ConditionVariable(); |
| private final ConditionVariable mNetworkStoppedCV = new ConditionVariable(); |
| private final AtomicBoolean mNetworkStarted = new AtomicBoolean(false); |
| |
| // Used to expect that requests be removed or added on a separate thread, without sleeping. |
| // Callers can call either expectAddRequests() or expectRemoveRequests() exactly once, then |
| // cause some other thread to add or remove requests, then call waitForRequests(). We can |
| // either expect requests to be added or removed, but not both, because CountDownLatch can |
| // only count in one direction. |
| private CountDownLatch mExpectations; |
| |
| // Whether we are currently expecting requests to be added or removed. Valid only if |
| // mExpectations is non-null. |
| private boolean mExpectingAdditions; |
| |
| public MockNetworkFactory(Looper looper, Context context, String logTag, |
| NetworkCapabilities filter) { |
| super(looper, context, logTag, filter); |
| } |
| |
| public int getMyRequestCount() { |
| return getRequestCount(); |
| } |
| |
| protected void startNetwork() { |
| mNetworkStarted.set(true); |
| mNetworkStartedCV.open(); |
| } |
| |
| protected void stopNetwork() { |
| mNetworkStarted.set(false); |
| mNetworkStoppedCV.open(); |
| } |
| |
| public boolean getMyStartRequested() { |
| return mNetworkStarted.get(); |
| } |
| |
| public ConditionVariable getNetworkStartedCV() { |
| mNetworkStartedCV.close(); |
| return mNetworkStartedCV; |
| } |
| |
| public ConditionVariable getNetworkStoppedCV() { |
| mNetworkStoppedCV.close(); |
| return mNetworkStoppedCV; |
| } |
| |
| @Override |
| protected void handleAddRequest(NetworkRequest request, int score) { |
| // If we're expecting anything, we must be expecting additions. |
| if (mExpectations != null && !mExpectingAdditions) { |
| fail("Can't add requests while expecting requests to be removed"); |
| } |
| |
| // Add the request. |
| super.handleAddRequest(request, score); |
| |
| // Reduce the number of request additions we're waiting for. |
| if (mExpectingAdditions) { |
| assertTrue("Added more requests than expected", mExpectations.getCount() > 0); |
| mExpectations.countDown(); |
| } |
| } |
| |
| @Override |
| protected void handleRemoveRequest(NetworkRequest request) { |
| // If we're expecting anything, we must be expecting removals. |
| if (mExpectations != null && mExpectingAdditions) { |
| fail("Can't remove requests while expecting requests to be added"); |
| } |
| |
| // Remove the request. |
| super.handleRemoveRequest(request); |
| |
| // Reduce the number of request removals we're waiting for. |
| if (!mExpectingAdditions) { |
| assertTrue("Removed more requests than expected", mExpectations.getCount() > 0); |
| mExpectations.countDown(); |
| } |
| } |
| |
| private void assertNoExpectations() { |
| if (mExpectations != null) { |
| fail("Can't add expectation, " + mExpectations.getCount() + " already pending"); |
| } |
| } |
| |
| // Expects that count requests will be added. |
| public void expectAddRequests(final int count) { |
| assertNoExpectations(); |
| mExpectingAdditions = true; |
| mExpectations = new CountDownLatch(count); |
| } |
| |
| // Expects that count requests will be removed. |
| public void expectRemoveRequests(final int count) { |
| assertNoExpectations(); |
| mExpectingAdditions = false; |
| mExpectations = new CountDownLatch(count); |
| } |
| |
| // Waits for the expected request additions or removals to happen within a timeout. |
| public void waitForRequests() throws InterruptedException { |
| assertNotNull("Nothing to wait for", mExpectations); |
| mExpectations.await(TIMEOUT_MS, TimeUnit.MILLISECONDS); |
| final long count = mExpectations.getCount(); |
| final String msg = count + " requests still not " + |
| (mExpectingAdditions ? "added" : "removed") + |
| " after " + TIMEOUT_MS + " ms"; |
| assertEquals(msg, 0, count); |
| mExpectations = null; |
| } |
| |
| public void waitForNetworkRequests(final int count) throws InterruptedException { |
| waitForRequests(); |
| assertEquals(count, getMyRequestCount()); |
| } |
| } |
| |
| private class FakeWakeupMessage extends WakeupMessage { |
| private static final int UNREASONABLY_LONG_WAIT = 1000; |
| |
| public FakeWakeupMessage(Context context, Handler handler, String cmdName, int cmd) { |
| super(context, handler, cmdName, cmd); |
| } |
| |
| @Override |
| public void schedule(long when) { |
| long delayMs = when - SystemClock.elapsedRealtime(); |
| if (delayMs < 0) delayMs = 0; |
| if (delayMs > UNREASONABLY_LONG_WAIT) { |
| fail("Attempting to send msg more than " + UNREASONABLY_LONG_WAIT + |
| "ms into the future: " + delayMs); |
| } |
| mHandler.sendEmptyMessageDelayed(mCmd, delayMs); |
| } |
| |
| @Override |
| public void cancel() { |
| mHandler.removeMessages(mCmd); |
| } |
| |
| @Override |
| public void onAlarm() { |
| throw new AssertionError("Should never happen. Update this fake."); |
| } |
| } |
| |
| // NetworkMonitor implementation allowing overriding of Internet connectivity probe result. |
| private class WrappedNetworkMonitor extends NetworkMonitor { |
| // HTTP response code fed back to NetworkMonitor for Internet connectivity probe. |
| public int gen204ProbeResult = 500; |
| |
| public WrappedNetworkMonitor(Context context, Handler handler, |
| NetworkAgentInfo networkAgentInfo, NetworkRequest defaultRequest) { |
| super(context, handler, networkAgentInfo, defaultRequest); |
| } |
| |
| @Override |
| protected int isCaptivePortal() { |
| return gen204ProbeResult; |
| } |
| |
| @Override |
| protected WakeupMessage makeWakeupMessage( |
| Context context, Handler handler, String cmdName, int cmd) { |
| return new FakeWakeupMessage(context, handler, cmdName, cmd); |
| } |
| } |
| |
| private class WrappedConnectivityService extends ConnectivityService { |
| private WrappedNetworkMonitor mLastCreatedNetworkMonitor; |
| |
| public WrappedConnectivityService(Context context, INetworkManagementService netManager, |
| INetworkStatsService statsService, INetworkPolicyManager policyManager) { |
| super(context, netManager, statsService, policyManager); |
| } |
| |
| @Override |
| protected HandlerThread createHandlerThread() { |
| return new IdleableHandlerThread("WrappedConnectivityService"); |
| } |
| |
| @Override |
| protected int getDefaultTcpRwnd() { |
| // Prevent wrapped ConnectivityService from trying to write to SystemProperties. |
| return 0; |
| } |
| |
| @Override |
| protected int reserveNetId() { |
| while (true) { |
| final int netId = super.reserveNetId(); |
| |
| // Don't overlap test NetIDs with real NetIDs as binding sockets to real networks |
| // can have odd side-effects, like network validations succeeding. |
| final Network[] networks = ConnectivityManager.from(getContext()).getAllNetworks(); |
| boolean overlaps = false; |
| for (Network network : networks) { |
| if (netId == network.netId) { |
| overlaps = true; |
| break; |
| } |
| } |
| if (overlaps) continue; |
| |
| return netId; |
| } |
| } |
| |
| @Override |
| public NetworkMonitor createNetworkMonitor(Context context, Handler handler, |
| NetworkAgentInfo nai, NetworkRequest defaultRequest) { |
| final WrappedNetworkMonitor monitor = new WrappedNetworkMonitor(context, handler, nai, |
| defaultRequest); |
| mLastCreatedNetworkMonitor = monitor; |
| return monitor; |
| } |
| |
| public WrappedNetworkMonitor getLastCreatedWrappedNetworkMonitor() { |
| return mLastCreatedNetworkMonitor; |
| } |
| |
| public void waitForIdle(int timeoutMs) { |
| ((IdleableHandlerThread) mHandlerThread).waitForIdle(timeoutMs); |
| } |
| |
| public void waitForIdle() { |
| waitForIdle(TIMEOUT_MS); |
| } |
| |
| } |
| |
| private interface Criteria { |
| public boolean get(); |
| } |
| |
| /** |
| * Wait up to 500ms for {@code criteria.get()} to become true, polling. |
| * Fails if 500ms goes by before {@code criteria.get()} to become true. |
| */ |
| static private void waitFor(Criteria criteria) { |
| int delays = 0; |
| while (!criteria.get()) { |
| try { |
| Thread.sleep(50); |
| } catch (InterruptedException e) { |
| } |
| if (++delays == 10) fail(); |
| } |
| } |
| |
| /** |
| * Wait up to TIMEOUT_MS for {@code conditionVariable} to open. |
| * Fails if TIMEOUT_MS goes by before {@code conditionVariable} opens. |
| */ |
| static private void waitFor(ConditionVariable conditionVariable) { |
| assertTrue(conditionVariable.block(TIMEOUT_MS)); |
| } |
| |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| |
| NetworkMonitor.SetDefaultLingerTime(120); |
| |
| // InstrumentationTestRunner prepares a looper, but AndroidJUnitRunner does not. |
| // http://b/25897652 . |
| if (Looper.myLooper() == null) { |
| Looper.prepare(); |
| } |
| |
| mServiceContext = new MockContext(getContext()); |
| mService = new WrappedConnectivityService(mServiceContext, |
| mock(INetworkManagementService.class), |
| mock(INetworkStatsService.class), |
| mock(INetworkPolicyManager.class)); |
| |
| mService.systemReady(); |
| mCm = new WrappedConnectivityManager(getContext(), mService); |
| mCm.bindProcessToNetwork(null); |
| } |
| |
| private int transportToLegacyType(int transport) { |
| switch (transport) { |
| case TRANSPORT_WIFI: |
| return TYPE_WIFI; |
| case TRANSPORT_CELLULAR: |
| return TYPE_MOBILE; |
| default: |
| throw new IllegalStateException("Unknown transport" + transport); |
| } |
| } |
| |
| private void verifyActiveNetwork(int transport) { |
| // Test getActiveNetworkInfo() |
| assertNotNull(mCm.getActiveNetworkInfo()); |
| assertEquals(transportToLegacyType(transport), mCm.getActiveNetworkInfo().getType()); |
| // Test getActiveNetwork() |
| assertNotNull(mCm.getActiveNetwork()); |
| switch (transport) { |
| case TRANSPORT_WIFI: |
| assertEquals(mCm.getActiveNetwork(), mWiFiNetworkAgent.getNetwork()); |
| break; |
| case TRANSPORT_CELLULAR: |
| assertEquals(mCm.getActiveNetwork(), mCellNetworkAgent.getNetwork()); |
| break; |
| default: |
| throw new IllegalStateException("Unknown transport" + transport); |
| } |
| // Test getNetworkInfo(Network) |
| assertNotNull(mCm.getNetworkInfo(mCm.getActiveNetwork())); |
| assertEquals(transportToLegacyType(transport), mCm.getNetworkInfo(mCm.getActiveNetwork()).getType()); |
| // Test getNetworkCapabilities(Network) |
| assertNotNull(mCm.getNetworkCapabilities(mCm.getActiveNetwork())); |
| assertTrue(mCm.getNetworkCapabilities(mCm.getActiveNetwork()).hasTransport(transport)); |
| } |
| |
| private void verifyNoNetwork() { |
| // Test getActiveNetworkInfo() |
| assertNull(mCm.getActiveNetworkInfo()); |
| // Test getActiveNetwork() |
| assertNull(mCm.getActiveNetwork()); |
| // Test getAllNetworks() |
| assertEquals(0, mCm.getAllNetworks().length); |
| } |
| |
| /** |
| * Return a ConditionVariable that opens when {@code count} numbers of CONNECTIVITY_ACTION |
| * broadcasts are received. |
| */ |
| private ConditionVariable waitForConnectivityBroadcasts(final int count) { |
| final ConditionVariable cv = new ConditionVariable(); |
| mServiceContext.registerReceiver(new BroadcastReceiver() { |
| private int remaining = count; |
| public void onReceive(Context context, Intent intent) { |
| if (--remaining == 0) { |
| cv.open(); |
| mServiceContext.unregisterReceiver(this); |
| } |
| } |
| }, new IntentFilter(CONNECTIVITY_ACTION)); |
| return cv; |
| } |
| |
| @LargeTest |
| public void testLingering() throws Exception { |
| verifyNoNetwork(); |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| assertNull(mCm.getActiveNetworkInfo()); |
| assertNull(mCm.getActiveNetwork()); |
| // Test bringing up validated cellular. |
| ConditionVariable cv = waitForConnectivityBroadcasts(1); |
| mCellNetworkAgent.connect(true); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_CELLULAR); |
| assertEquals(2, mCm.getAllNetworks().length); |
| assertTrue(mCm.getAllNetworks()[0].equals(mCm.getActiveNetwork()) || |
| mCm.getAllNetworks()[1].equals(mCm.getActiveNetwork())); |
| assertTrue(mCm.getAllNetworks()[0].equals(mWiFiNetworkAgent.getNetwork()) || |
| mCm.getAllNetworks()[1].equals(mWiFiNetworkAgent.getNetwork())); |
| // Test bringing up validated WiFi. |
| cv = waitForConnectivityBroadcasts(2); |
| mWiFiNetworkAgent.connect(true); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| assertEquals(2, mCm.getAllNetworks().length); |
| assertTrue(mCm.getAllNetworks()[0].equals(mCm.getActiveNetwork()) || |
| mCm.getAllNetworks()[1].equals(mCm.getActiveNetwork())); |
| assertTrue(mCm.getAllNetworks()[0].equals(mCellNetworkAgent.getNetwork()) || |
| mCm.getAllNetworks()[1].equals(mCellNetworkAgent.getNetwork())); |
| // Test cellular linger timeout. |
| waitFor(new Criteria() { |
| public boolean get() { return mCm.getAllNetworks().length == 1; } }); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| assertEquals(1, mCm.getAllNetworks().length); |
| assertEquals(mCm.getAllNetworks()[0], mCm.getActiveNetwork()); |
| // Test WiFi disconnect. |
| cv = waitForConnectivityBroadcasts(1); |
| mWiFiNetworkAgent.disconnect(); |
| waitFor(cv); |
| verifyNoNetwork(); |
| } |
| |
| @LargeTest |
| public void testValidatedCellularOutscoresUnvalidatedWiFi() throws Exception { |
| // Test bringing up unvalidated WiFi |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| ConditionVariable cv = waitForConnectivityBroadcasts(1); |
| mWiFiNetworkAgent.connect(false); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| // Test bringing up unvalidated cellular |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| mCellNetworkAgent.connect(false); |
| mService.waitForIdle(); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| // Test cellular disconnect. |
| mCellNetworkAgent.disconnect(); |
| mService.waitForIdle(); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| // Test bringing up validated cellular |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| cv = waitForConnectivityBroadcasts(2); |
| mCellNetworkAgent.connect(true); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_CELLULAR); |
| // Test cellular disconnect. |
| cv = waitForConnectivityBroadcasts(2); |
| mCellNetworkAgent.disconnect(); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| // Test WiFi disconnect. |
| cv = waitForConnectivityBroadcasts(1); |
| mWiFiNetworkAgent.disconnect(); |
| waitFor(cv); |
| verifyNoNetwork(); |
| } |
| |
| @LargeTest |
| public void testUnvalidatedWifiOutscoresUnvalidatedCellular() throws Exception { |
| // Test bringing up unvalidated cellular. |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| ConditionVariable cv = waitForConnectivityBroadcasts(1); |
| mCellNetworkAgent.connect(false); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_CELLULAR); |
| // Test bringing up unvalidated WiFi. |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| cv = waitForConnectivityBroadcasts(2); |
| mWiFiNetworkAgent.connect(false); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| // Test WiFi disconnect. |
| cv = waitForConnectivityBroadcasts(2); |
| mWiFiNetworkAgent.disconnect(); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_CELLULAR); |
| // Test cellular disconnect. |
| cv = waitForConnectivityBroadcasts(1); |
| mCellNetworkAgent.disconnect(); |
| waitFor(cv); |
| verifyNoNetwork(); |
| } |
| |
| @LargeTest |
| public void testUnlingeringDoesNotValidate() throws Exception { |
| // Test bringing up unvalidated WiFi. |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| ConditionVariable cv = waitForConnectivityBroadcasts(1); |
| mWiFiNetworkAgent.connect(false); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| assertFalse(mCm.getNetworkCapabilities(mWiFiNetworkAgent.getNetwork()).hasCapability( |
| NET_CAPABILITY_VALIDATED)); |
| // Test bringing up validated cellular. |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| cv = waitForConnectivityBroadcasts(2); |
| mCellNetworkAgent.connect(true); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_CELLULAR); |
| assertFalse(mCm.getNetworkCapabilities(mWiFiNetworkAgent.getNetwork()).hasCapability( |
| NET_CAPABILITY_VALIDATED)); |
| // Test cellular disconnect. |
| cv = waitForConnectivityBroadcasts(2); |
| mCellNetworkAgent.disconnect(); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| // Unlingering a network should not cause it to be marked as validated. |
| assertFalse(mCm.getNetworkCapabilities(mWiFiNetworkAgent.getNetwork()).hasCapability( |
| NET_CAPABILITY_VALIDATED)); |
| } |
| |
| @LargeTest |
| public void testCellularOutscoresWeakWifi() throws Exception { |
| // Test bringing up validated cellular. |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| ConditionVariable cv = waitForConnectivityBroadcasts(1); |
| mCellNetworkAgent.connect(true); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_CELLULAR); |
| // Test bringing up validated WiFi. |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| cv = waitForConnectivityBroadcasts(2); |
| mWiFiNetworkAgent.connect(true); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| // Test WiFi getting really weak. |
| cv = waitForConnectivityBroadcasts(2); |
| mWiFiNetworkAgent.adjustScore(-11); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_CELLULAR); |
| // Test WiFi restoring signal strength. |
| cv = waitForConnectivityBroadcasts(2); |
| mWiFiNetworkAgent.adjustScore(11); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| mCellNetworkAgent.disconnect(); |
| mWiFiNetworkAgent.disconnect(); |
| } |
| |
| @LargeTest |
| public void testReapingNetwork() throws Exception { |
| // Test bringing up WiFi without NET_CAPABILITY_INTERNET. |
| // Expect it to be torn down immediately because it satisfies no requests. |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| ConditionVariable cv = mWiFiNetworkAgent.getDisconnectedCV(); |
| mWiFiNetworkAgent.connectWithoutInternet(); |
| waitFor(cv); |
| // Test bringing up cellular without NET_CAPABILITY_INTERNET. |
| // Expect it to be torn down immediately because it satisfies no requests. |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| cv = mCellNetworkAgent.getDisconnectedCV(); |
| mCellNetworkAgent.connectWithoutInternet(); |
| waitFor(cv); |
| // Test bringing up validated WiFi. |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| cv = waitForConnectivityBroadcasts(1); |
| mWiFiNetworkAgent.connect(true); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| // Test bringing up unvalidated cellular. |
| // Expect it to be torn down because it could never be the highest scoring network |
| // satisfying the default request even if it validated. |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| cv = mCellNetworkAgent.getDisconnectedCV(); |
| mCellNetworkAgent.connect(false); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| cv = mWiFiNetworkAgent.getDisconnectedCV(); |
| mWiFiNetworkAgent.disconnect(); |
| waitFor(cv); |
| } |
| |
| @LargeTest |
| public void testCellularFallback() throws Exception { |
| // Test bringing up validated cellular. |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| ConditionVariable cv = waitForConnectivityBroadcasts(1); |
| mCellNetworkAgent.connect(true); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_CELLULAR); |
| // Test bringing up validated WiFi. |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| cv = waitForConnectivityBroadcasts(2); |
| mWiFiNetworkAgent.connect(true); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| // Reevaluate WiFi (it'll instantly fail DNS). |
| cv = waitForConnectivityBroadcasts(2); |
| assertTrue(mCm.getNetworkCapabilities(mWiFiNetworkAgent.getNetwork()).hasCapability( |
| NET_CAPABILITY_VALIDATED)); |
| mCm.reportBadNetwork(mWiFiNetworkAgent.getNetwork()); |
| // Should quickly fall back to Cellular. |
| waitFor(cv); |
| assertFalse(mCm.getNetworkCapabilities(mWiFiNetworkAgent.getNetwork()).hasCapability( |
| NET_CAPABILITY_VALIDATED)); |
| verifyActiveNetwork(TRANSPORT_CELLULAR); |
| // Reevaluate cellular (it'll instantly fail DNS). |
| cv = waitForConnectivityBroadcasts(2); |
| assertTrue(mCm.getNetworkCapabilities(mCellNetworkAgent.getNetwork()).hasCapability( |
| NET_CAPABILITY_VALIDATED)); |
| mCm.reportBadNetwork(mCellNetworkAgent.getNetwork()); |
| // Should quickly fall back to WiFi. |
| waitFor(cv); |
| assertFalse(mCm.getNetworkCapabilities(mCellNetworkAgent.getNetwork()).hasCapability( |
| NET_CAPABILITY_VALIDATED)); |
| assertFalse(mCm.getNetworkCapabilities(mWiFiNetworkAgent.getNetwork()).hasCapability( |
| NET_CAPABILITY_VALIDATED)); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| mCellNetworkAgent.disconnect(); |
| mWiFiNetworkAgent.disconnect(); |
| } |
| |
| @LargeTest |
| public void testWiFiFallback() throws Exception { |
| // Test bringing up unvalidated WiFi. |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| ConditionVariable cv = waitForConnectivityBroadcasts(1); |
| mWiFiNetworkAgent.connect(false); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| // Test bringing up validated cellular. |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| cv = waitForConnectivityBroadcasts(2); |
| mCellNetworkAgent.connect(true); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_CELLULAR); |
| // Reevaluate cellular (it'll instantly fail DNS). |
| cv = waitForConnectivityBroadcasts(2); |
| assertTrue(mCm.getNetworkCapabilities(mCellNetworkAgent.getNetwork()).hasCapability( |
| NET_CAPABILITY_VALIDATED)); |
| mCm.reportBadNetwork(mCellNetworkAgent.getNetwork()); |
| // Should quickly fall back to WiFi. |
| waitFor(cv); |
| assertFalse(mCm.getNetworkCapabilities(mCellNetworkAgent.getNetwork()).hasCapability( |
| NET_CAPABILITY_VALIDATED)); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| mCellNetworkAgent.disconnect(); |
| mWiFiNetworkAgent.disconnect(); |
| } |
| |
| enum CallbackState { |
| NONE, |
| AVAILABLE, |
| LOSING, |
| LOST |
| } |
| |
| /** |
| * Utility NetworkCallback for testing. The caller must explicitly test for all the callbacks |
| * this class receives, by calling expectCallback() exactly once each time a callback is |
| * received. assertNoCallback may be called at any time. |
| */ |
| private class TestNetworkCallback extends NetworkCallback { |
| private final ConditionVariable mConditionVariable = new ConditionVariable(); |
| private CallbackState mLastCallback = CallbackState.NONE; |
| |
| public void onAvailable(Network network) { |
| assertEquals(CallbackState.NONE, mLastCallback); |
| mLastCallback = CallbackState.AVAILABLE; |
| mConditionVariable.open(); |
| } |
| |
| public void onLosing(Network network, int maxMsToLive) { |
| assertEquals(CallbackState.NONE, mLastCallback); |
| mLastCallback = CallbackState.LOSING; |
| mConditionVariable.open(); |
| } |
| |
| public void onLost(Network network) { |
| assertEquals(CallbackState.NONE, mLastCallback); |
| mLastCallback = CallbackState.LOST; |
| mConditionVariable.open(); |
| } |
| |
| void expectCallback(CallbackState state) { |
| waitFor(mConditionVariable); |
| assertEquals(state, mLastCallback); |
| mLastCallback = CallbackState.NONE; |
| mConditionVariable.close(); |
| } |
| |
| void assertNoCallback() { |
| assertEquals(CallbackState.NONE, mLastCallback); |
| } |
| } |
| |
| @LargeTest |
| public void testStateChangeNetworkCallbacks() throws Exception { |
| final TestNetworkCallback wifiNetworkCallback = new TestNetworkCallback(); |
| final TestNetworkCallback cellNetworkCallback = new TestNetworkCallback(); |
| final NetworkRequest wifiRequest = new NetworkRequest.Builder() |
| .addTransportType(TRANSPORT_WIFI).build(); |
| final NetworkRequest cellRequest = new NetworkRequest.Builder() |
| .addTransportType(TRANSPORT_CELLULAR).build(); |
| mCm.registerNetworkCallback(wifiRequest, wifiNetworkCallback); |
| mCm.registerNetworkCallback(cellRequest, cellNetworkCallback); |
| |
| // Test unvalidated networks |
| ConditionVariable cv = waitForConnectivityBroadcasts(1); |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| mCellNetworkAgent.connect(false); |
| cellNetworkCallback.expectCallback(CallbackState.AVAILABLE); |
| wifiNetworkCallback.assertNoCallback(); |
| assertEquals(mCellNetworkAgent.getNetwork(), mCm.getActiveNetwork()); |
| waitFor(cv); |
| |
| // This should not trigger spurious onAvailable() callbacks, b/21762680. |
| mCellNetworkAgent.adjustScore(-1); |
| mService.waitForIdle(); |
| wifiNetworkCallback.assertNoCallback(); |
| cellNetworkCallback.assertNoCallback(); |
| assertEquals(mCellNetworkAgent.getNetwork(), mCm.getActiveNetwork()); |
| |
| cv = waitForConnectivityBroadcasts(2); |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| mWiFiNetworkAgent.connect(false); |
| wifiNetworkCallback.expectCallback(CallbackState.AVAILABLE); |
| cellNetworkCallback.assertNoCallback(); |
| assertEquals(mWiFiNetworkAgent.getNetwork(), mCm.getActiveNetwork()); |
| waitFor(cv); |
| |
| cv = waitForConnectivityBroadcasts(2); |
| mWiFiNetworkAgent.disconnect(); |
| wifiNetworkCallback.expectCallback(CallbackState.LOST); |
| cellNetworkCallback.assertNoCallback(); |
| waitFor(cv); |
| |
| cv = waitForConnectivityBroadcasts(1); |
| mCellNetworkAgent.disconnect(); |
| cellNetworkCallback.expectCallback(CallbackState.LOST); |
| wifiNetworkCallback.assertNoCallback(); |
| waitFor(cv); |
| |
| // Test validated networks |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| mCellNetworkAgent.connect(true); |
| cellNetworkCallback.expectCallback(CallbackState.AVAILABLE); |
| wifiNetworkCallback.assertNoCallback(); |
| assertEquals(mCellNetworkAgent.getNetwork(), mCm.getActiveNetwork()); |
| |
| // This should not trigger spurious onAvailable() callbacks, b/21762680. |
| mCellNetworkAgent.adjustScore(-1); |
| mService.waitForIdle(); |
| wifiNetworkCallback.assertNoCallback(); |
| cellNetworkCallback.assertNoCallback(); |
| assertEquals(mCellNetworkAgent.getNetwork(), mCm.getActiveNetwork()); |
| |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| mWiFiNetworkAgent.connect(true); |
| wifiNetworkCallback.expectCallback(CallbackState.AVAILABLE); |
| cellNetworkCallback.expectCallback(CallbackState.LOSING); |
| assertEquals(mWiFiNetworkAgent.getNetwork(), mCm.getActiveNetwork()); |
| |
| mWiFiNetworkAgent.disconnect(); |
| wifiNetworkCallback.expectCallback(CallbackState.LOST); |
| cellNetworkCallback.assertNoCallback(); |
| |
| mCellNetworkAgent.disconnect(); |
| cellNetworkCallback.expectCallback(CallbackState.LOST); |
| wifiNetworkCallback.assertNoCallback(); |
| } |
| |
| private void tryNetworkFactoryRequests(int capability) throws Exception { |
| // Verify NOT_RESTRICTED is set appropriately |
| final NetworkCapabilities nc = new NetworkRequest.Builder().addCapability(capability) |
| .build().networkCapabilities; |
| if (capability == NET_CAPABILITY_CBS || capability == NET_CAPABILITY_DUN || |
| capability == NET_CAPABILITY_EIMS || capability == NET_CAPABILITY_FOTA || |
| capability == NET_CAPABILITY_IA || capability == NET_CAPABILITY_IMS || |
| capability == NET_CAPABILITY_RCS || capability == NET_CAPABILITY_XCAP) { |
| assertFalse(nc.hasCapability(NET_CAPABILITY_NOT_RESTRICTED)); |
| } else { |
| assertTrue(nc.hasCapability(NET_CAPABILITY_NOT_RESTRICTED)); |
| } |
| |
| NetworkCapabilities filter = new NetworkCapabilities(); |
| filter.addCapability(capability); |
| final HandlerThread handlerThread = new HandlerThread("testNetworkFactoryRequests"); |
| handlerThread.start(); |
| final MockNetworkFactory testFactory = new MockNetworkFactory(handlerThread.getLooper(), |
| mServiceContext, "testFactory", filter); |
| testFactory.setScoreFilter(40); |
| ConditionVariable cv = testFactory.getNetworkStartedCV(); |
| testFactory.expectAddRequests(1); |
| testFactory.register(); |
| testFactory.waitForNetworkRequests(1); |
| int expectedRequestCount = 1; |
| NetworkCallback networkCallback = null; |
| // For non-INTERNET capabilities we cannot rely on the default request being present, so |
| // add one. |
| if (capability != NET_CAPABILITY_INTERNET) { |
| assertFalse(testFactory.getMyStartRequested()); |
| NetworkRequest request = new NetworkRequest.Builder().addCapability(capability).build(); |
| networkCallback = new NetworkCallback(); |
| testFactory.expectAddRequests(1); |
| mCm.requestNetwork(request, networkCallback); |
| expectedRequestCount++; |
| testFactory.waitForNetworkRequests(expectedRequestCount); |
| } |
| waitFor(cv); |
| assertEquals(expectedRequestCount, testFactory.getMyRequestCount()); |
| assertTrue(testFactory.getMyStartRequested()); |
| |
| // Now bring in a higher scored network. |
| MockNetworkAgent testAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| // Rather than create a validated network which complicates things by registering it's |
| // own NetworkRequest during startup, just bump up the score to cancel out the |
| // unvalidated penalty. |
| testAgent.adjustScore(40); |
| cv = testFactory.getNetworkStoppedCV(); |
| |
| // When testAgent connects, ConnectivityService will re-send us all current requests with |
| // the new score. There are expectedRequestCount such requests, and we must wait for all of |
| // them. |
| testFactory.expectAddRequests(expectedRequestCount); |
| testAgent.connect(false); |
| testAgent.addCapability(capability); |
| waitFor(cv); |
| testFactory.waitForNetworkRequests(expectedRequestCount); |
| assertFalse(testFactory.getMyStartRequested()); |
| |
| // Bring in a bunch of requests. |
| testFactory.expectAddRequests(10); |
| assertEquals(expectedRequestCount, testFactory.getMyRequestCount()); |
| ConnectivityManager.NetworkCallback[] networkCallbacks = |
| new ConnectivityManager.NetworkCallback[10]; |
| for (int i = 0; i< networkCallbacks.length; i++) { |
| networkCallbacks[i] = new ConnectivityManager.NetworkCallback(); |
| NetworkRequest.Builder builder = new NetworkRequest.Builder(); |
| builder.addCapability(capability); |
| mCm.requestNetwork(builder.build(), networkCallbacks[i]); |
| } |
| testFactory.waitForNetworkRequests(10 + expectedRequestCount); |
| assertFalse(testFactory.getMyStartRequested()); |
| |
| // Remove the requests. |
| testFactory.expectRemoveRequests(10); |
| for (int i = 0; i < networkCallbacks.length; i++) { |
| mCm.unregisterNetworkCallback(networkCallbacks[i]); |
| } |
| testFactory.waitForNetworkRequests(expectedRequestCount); |
| assertFalse(testFactory.getMyStartRequested()); |
| |
| // Drop the higher scored network. |
| cv = testFactory.getNetworkStartedCV(); |
| testAgent.disconnect(); |
| waitFor(cv); |
| assertEquals(expectedRequestCount, testFactory.getMyRequestCount()); |
| assertTrue(testFactory.getMyStartRequested()); |
| |
| testFactory.unregister(); |
| if (networkCallback != null) mCm.unregisterNetworkCallback(networkCallback); |
| handlerThread.quit(); |
| } |
| |
| @LargeTest |
| public void testNetworkFactoryRequests() throws Exception { |
| tryNetworkFactoryRequests(NET_CAPABILITY_MMS); |
| tryNetworkFactoryRequests(NET_CAPABILITY_SUPL); |
| tryNetworkFactoryRequests(NET_CAPABILITY_DUN); |
| tryNetworkFactoryRequests(NET_CAPABILITY_FOTA); |
| tryNetworkFactoryRequests(NET_CAPABILITY_IMS); |
| tryNetworkFactoryRequests(NET_CAPABILITY_CBS); |
| tryNetworkFactoryRequests(NET_CAPABILITY_WIFI_P2P); |
| tryNetworkFactoryRequests(NET_CAPABILITY_IA); |
| tryNetworkFactoryRequests(NET_CAPABILITY_RCS); |
| tryNetworkFactoryRequests(NET_CAPABILITY_XCAP); |
| tryNetworkFactoryRequests(NET_CAPABILITY_EIMS); |
| tryNetworkFactoryRequests(NET_CAPABILITY_NOT_METERED); |
| tryNetworkFactoryRequests(NET_CAPABILITY_INTERNET); |
| tryNetworkFactoryRequests(NET_CAPABILITY_TRUSTED); |
| tryNetworkFactoryRequests(NET_CAPABILITY_NOT_VPN); |
| // Skipping VALIDATED and CAPTIVE_PORTAL as they're disallowed. |
| } |
| |
| @LargeTest |
| public void testNoMutableNetworkRequests() throws Exception { |
| PendingIntent pendingIntent = PendingIntent.getBroadcast(mContext, 0, new Intent("a"), 0); |
| NetworkRequest.Builder builder = new NetworkRequest.Builder(); |
| builder.addCapability(NET_CAPABILITY_VALIDATED); |
| try { |
| mCm.requestNetwork(builder.build(), new NetworkCallback()); |
| fail(); |
| } catch (IllegalArgumentException expected) {} |
| try { |
| mCm.requestNetwork(builder.build(), pendingIntent); |
| fail(); |
| } catch (IllegalArgumentException expected) {} |
| builder = new NetworkRequest.Builder(); |
| builder.addCapability(NET_CAPABILITY_CAPTIVE_PORTAL); |
| try { |
| mCm.requestNetwork(builder.build(), new NetworkCallback()); |
| fail(); |
| } catch (IllegalArgumentException expected) {} |
| try { |
| mCm.requestNetwork(builder.build(), pendingIntent); |
| fail(); |
| } catch (IllegalArgumentException expected) {} |
| } |
| |
| @LargeTest |
| public void testMMSonWiFi() throws Exception { |
| // Test bringing up cellular without MMS NetworkRequest gets reaped |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| mCellNetworkAgent.addCapability(NET_CAPABILITY_MMS); |
| ConditionVariable cv = mCellNetworkAgent.getDisconnectedCV(); |
| mCellNetworkAgent.connectWithoutInternet(); |
| waitFor(cv); |
| waitFor(new Criteria() { |
| public boolean get() { return mCm.getAllNetworks().length == 0; } }); |
| verifyNoNetwork(); |
| // Test bringing up validated WiFi. |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| cv = waitForConnectivityBroadcasts(1); |
| mWiFiNetworkAgent.connect(true); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| // Register MMS NetworkRequest |
| NetworkRequest.Builder builder = new NetworkRequest.Builder(); |
| builder.addCapability(NetworkCapabilities.NET_CAPABILITY_MMS); |
| final TestNetworkCallback networkCallback = new TestNetworkCallback(); |
| mCm.requestNetwork(builder.build(), networkCallback); |
| // Test bringing up unvalidated cellular with MMS |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| mCellNetworkAgent.addCapability(NET_CAPABILITY_MMS); |
| mCellNetworkAgent.connectWithoutInternet(); |
| networkCallback.expectCallback(CallbackState.AVAILABLE); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| // Test releasing NetworkRequest disconnects cellular with MMS |
| cv = mCellNetworkAgent.getDisconnectedCV(); |
| mCm.unregisterNetworkCallback(networkCallback); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| } |
| |
| @LargeTest |
| public void testMMSonCell() throws Exception { |
| // Test bringing up cellular without MMS |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| ConditionVariable cv = waitForConnectivityBroadcasts(1); |
| mCellNetworkAgent.connect(false); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_CELLULAR); |
| // Register MMS NetworkRequest |
| NetworkRequest.Builder builder = new NetworkRequest.Builder(); |
| builder.addCapability(NetworkCapabilities.NET_CAPABILITY_MMS); |
| final TestNetworkCallback networkCallback = new TestNetworkCallback(); |
| mCm.requestNetwork(builder.build(), networkCallback); |
| // Test bringing up MMS cellular network |
| MockNetworkAgent mmsNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| mmsNetworkAgent.addCapability(NET_CAPABILITY_MMS); |
| mmsNetworkAgent.connectWithoutInternet(); |
| networkCallback.expectCallback(CallbackState.AVAILABLE); |
| verifyActiveNetwork(TRANSPORT_CELLULAR); |
| // Test releasing MMS NetworkRequest does not disconnect main cellular NetworkAgent |
| cv = mmsNetworkAgent.getDisconnectedCV(); |
| mCm.unregisterNetworkCallback(networkCallback); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_CELLULAR); |
| } |
| |
| @LargeTest |
| public void testCaptivePortal() { |
| final TestNetworkCallback captivePortalCallback = new TestNetworkCallback(); |
| final NetworkRequest captivePortalRequest = new NetworkRequest.Builder() |
| .addCapability(NET_CAPABILITY_CAPTIVE_PORTAL).build(); |
| mCm.registerNetworkCallback(captivePortalRequest, captivePortalCallback); |
| |
| final TestNetworkCallback validatedCallback = new TestNetworkCallback(); |
| final NetworkRequest validatedRequest = new NetworkRequest.Builder() |
| .addCapability(NET_CAPABILITY_VALIDATED).build(); |
| mCm.registerNetworkCallback(validatedRequest, validatedCallback); |
| |
| // Bring up a network with a captive portal. |
| // Expect onAvailable callback of listen for NET_CAPABILITY_CAPTIVE_PORTAL. |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| mWiFiNetworkAgent.connectWithCaptivePortal(); |
| captivePortalCallback.expectCallback(CallbackState.AVAILABLE); |
| |
| // Take down network. |
| // Expect onLost callback. |
| mWiFiNetworkAgent.disconnect(); |
| captivePortalCallback.expectCallback(CallbackState.LOST); |
| |
| // Bring up a network with a captive portal. |
| // Expect onAvailable callback of listen for NET_CAPABILITY_CAPTIVE_PORTAL. |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| mWiFiNetworkAgent.connectWithCaptivePortal(); |
| captivePortalCallback.expectCallback(CallbackState.AVAILABLE); |
| |
| // Make captive portal disappear then revalidate. |
| // Expect onLost callback because network no longer provides NET_CAPABILITY_CAPTIVE_PORTAL. |
| mWiFiNetworkAgent.getWrappedNetworkMonitor().gen204ProbeResult = 204; |
| mCm.reportNetworkConnectivity(mWiFiNetworkAgent.getNetwork(), true); |
| captivePortalCallback.expectCallback(CallbackState.LOST); |
| |
| // Expect NET_CAPABILITY_VALIDATED onAvailable callback. |
| validatedCallback.expectCallback(CallbackState.AVAILABLE); |
| |
| // Break network connectivity. |
| // Expect NET_CAPABILITY_VALIDATED onLost callback. |
| mWiFiNetworkAgent.getWrappedNetworkMonitor().gen204ProbeResult = 500; |
| mCm.reportNetworkConnectivity(mWiFiNetworkAgent.getNetwork(), false); |
| validatedCallback.expectCallback(CallbackState.LOST); |
| } |
| |
| @SmallTest |
| public void testInvalidNetworkSpecifier() { |
| boolean execptionCalled = true; |
| |
| try { |
| NetworkRequest.Builder builder = new NetworkRequest.Builder(); |
| builder.setNetworkSpecifier(MATCH_ALL_REQUESTS_NETWORK_SPECIFIER); |
| execptionCalled = false; |
| } catch (IllegalArgumentException e) { |
| // do nothing - should get here |
| } |
| |
| assertTrue("NetworkReqeuest builder with MATCH_ALL_REQUESTS_NETWORK_SPECIFIER", |
| execptionCalled); |
| |
| try { |
| NetworkCapabilities networkCapabilities = new NetworkCapabilities(); |
| networkCapabilities.addTransportType(TRANSPORT_WIFI) |
| .setNetworkSpecifier(NetworkCapabilities.MATCH_ALL_REQUESTS_NETWORK_SPECIFIER); |
| mService.requestNetwork(networkCapabilities, null, 0, null, |
| ConnectivityManager.TYPE_WIFI); |
| execptionCalled = false; |
| } catch (IllegalArgumentException e) { |
| // do nothing - should get here |
| } |
| |
| assertTrue("ConnectivityService requestNetwork with MATCH_ALL_REQUESTS_NETWORK_SPECIFIER", |
| execptionCalled); |
| } |
| |
| private static class TestKeepaliveCallback extends PacketKeepaliveCallback { |
| |
| public static enum CallbackType { ON_STARTED, ON_STOPPED, ON_ERROR }; |
| |
| private class CallbackValue { |
| public CallbackType callbackType; |
| public int error; |
| |
| public CallbackValue(CallbackType type) { |
| this.callbackType = type; |
| this.error = PacketKeepalive.SUCCESS; |
| assertTrue("onError callback must have error", type != CallbackType.ON_ERROR); |
| } |
| |
| public CallbackValue(CallbackType type, int error) { |
| this.callbackType = type; |
| this.error = error; |
| assertEquals("error can only be set for onError", type, CallbackType.ON_ERROR); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| return o instanceof CallbackValue && |
| this.callbackType == ((CallbackValue) o).callbackType && |
| this.error == ((CallbackValue) o).error; |
| } |
| |
| @Override |
| public String toString() { |
| return String.format("%s(%s, %d)", getClass().getSimpleName(), callbackType, error); |
| } |
| } |
| |
| private LinkedBlockingQueue<CallbackValue> mCallbacks = new LinkedBlockingQueue<>(); |
| |
| @Override |
| public void onStarted() { |
| mCallbacks.add(new CallbackValue(CallbackType.ON_STARTED)); |
| } |
| |
| @Override |
| public void onStopped() { |
| mCallbacks.add(new CallbackValue(CallbackType.ON_STOPPED)); |
| } |
| |
| @Override |
| public void onError(int error) { |
| mCallbacks.add(new CallbackValue(CallbackType.ON_ERROR, error)); |
| } |
| |
| private void expectCallback(CallbackValue callbackValue) { |
| try { |
| assertEquals( |
| callbackValue, |
| mCallbacks.poll(TIMEOUT_MS, TimeUnit.MILLISECONDS)); |
| } catch (InterruptedException e) { |
| fail(callbackValue.callbackType + " callback not seen after " + TIMEOUT_MS + " ms"); |
| } |
| } |
| |
| public void expectStarted() { |
| expectCallback(new CallbackValue(CallbackType.ON_STARTED)); |
| } |
| |
| public void expectStopped() { |
| expectCallback(new CallbackValue(CallbackType.ON_STOPPED)); |
| } |
| |
| public void expectError(int error) { |
| expectCallback(new CallbackValue(CallbackType.ON_ERROR, error)); |
| } |
| } |
| |
| private Network connectKeepaliveNetwork(LinkProperties lp) { |
| // Ensure the network is disconnected before we do anything. |
| if (mWiFiNetworkAgent != null) { |
| assertNull(mCm.getNetworkCapabilities(mWiFiNetworkAgent.getNetwork())); |
| } |
| |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| ConditionVariable cv = waitForConnectivityBroadcasts(1); |
| mWiFiNetworkAgent.connect(true); |
| waitFor(cv); |
| verifyActiveNetwork(TRANSPORT_WIFI); |
| mWiFiNetworkAgent.sendLinkProperties(lp); |
| mService.waitForIdle(); |
| return mWiFiNetworkAgent.getNetwork(); |
| } |
| |
| public void testPacketKeepalives() throws Exception { |
| InetAddress myIPv4 = InetAddress.getByName("192.0.2.129"); |
| InetAddress notMyIPv4 = InetAddress.getByName("192.0.2.35"); |
| InetAddress myIPv6 = InetAddress.getByName("2001:db8::1"); |
| InetAddress dstIPv4 = InetAddress.getByName("8.8.8.8"); |
| InetAddress dstIPv6 = InetAddress.getByName("2001:4860:4860::8888"); |
| |
| LinkProperties lp = new LinkProperties(); |
| lp.setInterfaceName("wlan12"); |
| lp.addLinkAddress(new LinkAddress(myIPv6, 64)); |
| lp.addLinkAddress(new LinkAddress(myIPv4, 25)); |
| lp.addRoute(new RouteInfo(InetAddress.getByName("fe80::1234"))); |
| lp.addRoute(new RouteInfo(InetAddress.getByName("192.0.2.254"))); |
| |
| Network notMyNet = new Network(61234); |
| Network myNet = connectKeepaliveNetwork(lp); |
| |
| TestKeepaliveCallback callback = new TestKeepaliveCallback(); |
| PacketKeepalive ka; |
| |
| // Attempt to start keepalives with invalid parameters and check for errors. |
| ka = mCm.startNattKeepalive(notMyNet, 25, callback, myIPv4, 1234, dstIPv4); |
| callback.expectError(PacketKeepalive.ERROR_INVALID_NETWORK); |
| |
| ka = mCm.startNattKeepalive(myNet, 19, callback, notMyIPv4, 1234, dstIPv4); |
| callback.expectError(PacketKeepalive.ERROR_INVALID_INTERVAL); |
| |
| ka = mCm.startNattKeepalive(myNet, 25, callback, myIPv4, 1234, dstIPv6); |
| callback.expectError(PacketKeepalive.ERROR_INVALID_IP_ADDRESS); |
| |
| ka = mCm.startNattKeepalive(myNet, 25, callback, myIPv6, 1234, dstIPv4); |
| callback.expectError(PacketKeepalive.ERROR_INVALID_IP_ADDRESS); |
| |
| ka = mCm.startNattKeepalive(myNet, 25, callback, myIPv6, 1234, dstIPv6); |
| callback.expectError(PacketKeepalive.ERROR_INVALID_IP_ADDRESS); // NAT-T is IPv4-only. |
| |
| ka = mCm.startNattKeepalive(myNet, 25, callback, myIPv4, 123456, dstIPv4); |
| callback.expectError(PacketKeepalive.ERROR_INVALID_PORT); |
| |
| ka = mCm.startNattKeepalive(myNet, 25, callback, myIPv4, 123456, dstIPv4); |
| callback.expectError(PacketKeepalive.ERROR_INVALID_PORT); |
| |
| ka = mCm.startNattKeepalive(myNet, 25, callback, myIPv4, 12345, dstIPv4); |
| callback.expectError(PacketKeepalive.ERROR_HARDWARE_UNSUPPORTED); |
| |
| ka = mCm.startNattKeepalive(myNet, 25, callback, myIPv4, 12345, dstIPv4); |
| callback.expectError(PacketKeepalive.ERROR_HARDWARE_UNSUPPORTED); |
| |
| // Check that a started keepalive can be stopped. |
| mWiFiNetworkAgent.setStartKeepaliveError(PacketKeepalive.SUCCESS); |
| ka = mCm.startNattKeepalive(myNet, 25, callback, myIPv4, 12345, dstIPv4); |
| callback.expectStarted(); |
| mWiFiNetworkAgent.setStopKeepaliveError(PacketKeepalive.SUCCESS); |
| ka.stop(); |
| callback.expectStopped(); |
| |
| // Check that deleting the IP address stops the keepalive. |
| LinkProperties bogusLp = new LinkProperties(lp); |
| ka = mCm.startNattKeepalive(myNet, 25, callback, myIPv4, 12345, dstIPv4); |
| callback.expectStarted(); |
| bogusLp.removeLinkAddress(new LinkAddress(myIPv4, 25)); |
| bogusLp.addLinkAddress(new LinkAddress(notMyIPv4, 25)); |
| mWiFiNetworkAgent.sendLinkProperties(bogusLp); |
| callback.expectError(PacketKeepalive.ERROR_INVALID_IP_ADDRESS); |
| mWiFiNetworkAgent.sendLinkProperties(lp); |
| |
| // Check that a started keepalive is stopped correctly when the network disconnects. |
| ka = mCm.startNattKeepalive(myNet, 25, callback, myIPv4, 12345, dstIPv4); |
| callback.expectStarted(); |
| mWiFiNetworkAgent.disconnect(); |
| callback.expectError(PacketKeepalive.ERROR_INVALID_NETWORK); |
| |
| // ... and that stopping it after that has no adverse effects. |
| assertNull(mCm.getNetworkCapabilities(myNet)); |
| ka.stop(); |
| |
| // Reconnect. |
| myNet = connectKeepaliveNetwork(lp); |
| mWiFiNetworkAgent.setStartKeepaliveError(PacketKeepalive.SUCCESS); |
| |
| // Check things work as expected when the keepalive is stopped and the network disconnects. |
| ka = mCm.startNattKeepalive(myNet, 25, callback, myIPv4, 12345, dstIPv4); |
| callback.expectStarted(); |
| ka.stop(); |
| mWiFiNetworkAgent.disconnect(); |
| mService.waitForIdle(); |
| callback.expectStopped(); |
| |
| // Reconnect. |
| myNet = connectKeepaliveNetwork(lp); |
| mWiFiNetworkAgent.setStartKeepaliveError(PacketKeepalive.SUCCESS); |
| |
| // Check that keepalive slots start from 1 and increment. The first one gets slot 1. |
| mWiFiNetworkAgent.setExpectedKeepaliveSlot(1); |
| ka = mCm.startNattKeepalive(myNet, 25, callback, myIPv4, 12345, dstIPv4); |
| callback.expectStarted(); |
| |
| // The second one gets slot 2. |
| mWiFiNetworkAgent.setExpectedKeepaliveSlot(2); |
| TestKeepaliveCallback callback2 = new TestKeepaliveCallback(); |
| PacketKeepalive ka2 = mCm.startNattKeepalive(myNet, 25, callback2, myIPv4, 6789, dstIPv4); |
| callback2.expectStarted(); |
| |
| // Now stop the first one and create a third. This also gets slot 1. |
| ka.stop(); |
| callback.expectStopped(); |
| |
| mWiFiNetworkAgent.setExpectedKeepaliveSlot(1); |
| TestKeepaliveCallback callback3 = new TestKeepaliveCallback(); |
| PacketKeepalive ka3 = mCm.startNattKeepalive(myNet, 25, callback3, myIPv4, 9876, dstIPv4); |
| callback3.expectStarted(); |
| |
| ka2.stop(); |
| callback2.expectStopped(); |
| |
| ka3.stop(); |
| callback3.expectStopped(); |
| } |
| |
| @SmallTest |
| public void testGetCaptivePortalServerUrl() throws Exception { |
| String url = mCm.getCaptivePortalServerUrl(); |
| assertEquals("http://connectivitycheck.gstatic.com/generate_204", url); |
| } |
| |
| private static class TestNetworkPinner extends NetworkPinner { |
| public static boolean awaitPin(int timeoutMs) { |
| synchronized(sLock) { |
| if (sNetwork == null) { |
| try { |
| sLock.wait(timeoutMs); |
| } catch (InterruptedException e) {} |
| } |
| return sNetwork != null; |
| } |
| } |
| |
| public static boolean awaitUnpin(int timeoutMs) { |
| synchronized(sLock) { |
| if (sNetwork != null) { |
| try { |
| sLock.wait(timeoutMs); |
| } catch (InterruptedException e) {} |
| } |
| return sNetwork == null; |
| } |
| } |
| } |
| |
| private void assertPinnedToWifiWithCellDefault() { |
| assertEquals(mWiFiNetworkAgent.getNetwork(), mCm.getBoundNetworkForProcess()); |
| assertEquals(mCellNetworkAgent.getNetwork(), mCm.getActiveNetwork()); |
| } |
| |
| private void assertPinnedToWifiWithWifiDefault() { |
| assertEquals(mWiFiNetworkAgent.getNetwork(), mCm.getBoundNetworkForProcess()); |
| assertEquals(mWiFiNetworkAgent.getNetwork(), mCm.getActiveNetwork()); |
| } |
| |
| private void assertNotPinnedToWifi() { |
| assertNull(mCm.getBoundNetworkForProcess()); |
| assertEquals(mCellNetworkAgent.getNetwork(), mCm.getActiveNetwork()); |
| } |
| |
| @SmallTest |
| public void testNetworkPinner() { |
| NetworkRequest wifiRequest = new NetworkRequest.Builder() |
| .addTransportType(TRANSPORT_WIFI) |
| .build(); |
| assertNull(mCm.getBoundNetworkForProcess()); |
| |
| TestNetworkPinner.pin(mServiceContext, wifiRequest); |
| assertNull(mCm.getBoundNetworkForProcess()); |
| |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR); |
| mCellNetworkAgent.connect(true); |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| mWiFiNetworkAgent.connect(false); |
| |
| // When wi-fi connects, expect to be pinned. |
| assertTrue(TestNetworkPinner.awaitPin(100)); |
| assertPinnedToWifiWithCellDefault(); |
| |
| // Disconnect and expect the pin to drop. |
| mWiFiNetworkAgent.disconnect(); |
| assertTrue(TestNetworkPinner.awaitUnpin(100)); |
| assertNotPinnedToWifi(); |
| |
| // Reconnecting does not cause the pin to come back. |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| mWiFiNetworkAgent.connect(false); |
| assertFalse(TestNetworkPinner.awaitPin(100)); |
| assertNotPinnedToWifi(); |
| |
| // Pinning while connected causes the pin to take effect immediately. |
| TestNetworkPinner.pin(mServiceContext, wifiRequest); |
| assertTrue(TestNetworkPinner.awaitPin(100)); |
| assertPinnedToWifiWithCellDefault(); |
| |
| // Explicitly unpin and expect to use the default network again. |
| TestNetworkPinner.unpin(); |
| assertNotPinnedToWifi(); |
| |
| // Disconnect cell and wifi. |
| ConditionVariable cv = waitForConnectivityBroadcasts(3); // cell down, wifi up, wifi down. |
| mCellNetworkAgent.disconnect(); |
| mWiFiNetworkAgent.disconnect(); |
| waitFor(cv); |
| |
| // Pinning takes effect even if the pinned network is the default when the pin is set... |
| TestNetworkPinner.pin(mServiceContext, wifiRequest); |
| mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| mWiFiNetworkAgent.connect(false); |
| assertTrue(TestNetworkPinner.awaitPin(100)); |
| assertPinnedToWifiWithWifiDefault(); |
| |
| // ... and is maintained even when that network is no longer the default. |
| cv = waitForConnectivityBroadcasts(1); |
| mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI); |
| mCellNetworkAgent.connect(true); |
| waitFor(cv); |
| assertPinnedToWifiWithCellDefault(); |
| } |
| } |