| /* |
| * Copyright (C) 2020 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.vcn; |
| |
| import static android.net.IpSecManager.IpSecTunnelInterface; |
| |
| import static com.android.server.vcn.VcnGatewayConnection.DUMMY_ADDR; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertTrue; |
| import static org.mockito.ArgumentMatchers.any; |
| import static org.mockito.ArgumentMatchers.eq; |
| import static org.mockito.Mockito.never; |
| import static org.mockito.Mockito.verify; |
| |
| import android.net.IpSecManager; |
| |
| import androidx.test.filters.SmallTest; |
| import androidx.test.runner.AndroidJUnit4; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| /** Tests for VcnGatewayConnection.DisconnectedState */ |
| @RunWith(AndroidJUnit4.class) |
| @SmallTest |
| public class VcnGatewayConnectionDisconnectedStateTest extends VcnGatewayConnectionTestBase { |
| @Before |
| public void setUp() throws Exception { |
| super.setUp(); |
| |
| final IpSecTunnelInterface tunnelIface = |
| mContext.getSystemService(IpSecManager.class) |
| .createIpSecTunnelInterface( |
| DUMMY_ADDR, DUMMY_ADDR, TEST_UNDERLYING_NETWORK_RECORD_1.network); |
| mGatewayConnection.setTunnelInterface(tunnelIface); |
| |
| // Don't need to transition to DisconnectedState because it is the starting state |
| mTestLooper.dispatchAll(); |
| } |
| |
| @Test |
| public void testEnterWhileQuittingTriggersQuit() throws Exception { |
| final VcnGatewayConnection vgc = |
| new VcnGatewayConnection( |
| mVcnContext, |
| TEST_SUB_GRP, |
| TEST_SUBSCRIPTION_SNAPSHOT, |
| mConfig, |
| mGatewayStatusCallback, |
| true /* isMobileDataEnabled */, |
| mDeps); |
| |
| vgc.setQuitting(); |
| vgc.transitionTo(vgc.mDisconnectedState); |
| mTestLooper.dispatchAll(); |
| |
| assertNull(vgc.getCurrentState()); |
| } |
| |
| @Test |
| public void testNetworkChangesTriggerStateTransitions() throws Exception { |
| mGatewayConnection |
| .getUnderlyingNetworkTrackerCallback() |
| .onSelectedUnderlyingNetworkChanged(TEST_UNDERLYING_NETWORK_RECORD_1); |
| mTestLooper.dispatchAll(); |
| |
| assertEquals(mGatewayConnection.mConnectingState, mGatewayConnection.getCurrentState()); |
| verifySafeModeTimeoutAlarmAndGetCallback(false /* expectCanceled */); |
| } |
| |
| @Test |
| public void testNullNetworkDoesNotTriggerStateTransition() throws Exception { |
| mGatewayConnection |
| .getUnderlyingNetworkTrackerCallback() |
| .onSelectedUnderlyingNetworkChanged(null); |
| mTestLooper.dispatchAll(); |
| |
| assertEquals(mGatewayConnection.mDisconnectedState, mGatewayConnection.getCurrentState()); |
| verifyDisconnectRequestAlarmAndGetCallback(false /* expectCanceled */); |
| } |
| |
| @Test |
| public void testTeardown() throws Exception { |
| mGatewayConnection.teardownAsynchronously(); |
| mTestLooper.dispatchAll(); |
| |
| // Verify that sending a non-quitting disconnect request does not unset the isQuitting flag |
| mGatewayConnection.sendDisconnectRequestedAndAcquireWakelock("TEST", false); |
| mTestLooper.dispatchAll(); |
| |
| assertNull(mGatewayConnection.getCurrentState()); |
| verify(mIpSecSvc).deleteTunnelInterface(eq(TEST_IPSEC_TUNNEL_RESOURCE_ID), any()); |
| verifySafeModeTimeoutAlarmAndGetCallback(true /* expectCanceled */); |
| assertTrue(mGatewayConnection.isQuitting()); |
| verify(mGatewayStatusCallback).onQuit(); |
| } |
| |
| @Test |
| public void testNonTeardownDisconnectRequest() throws Exception { |
| mGatewayConnection.sendDisconnectRequestedAndAcquireWakelock("TEST", false); |
| mTestLooper.dispatchAll(); |
| |
| assertEquals(mGatewayConnection.mDisconnectedState, mGatewayConnection.getCurrentState()); |
| assertFalse(mGatewayConnection.isQuitting()); |
| verify(mGatewayStatusCallback, never()).onQuit(); |
| // No safe mode timer changes expected. |
| } |
| } |