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Merge "Add unit test for NetworkStatsSubscriptionsMonitor" into rvc-dev am: 70afc75769

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Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11788484

Change-Id: Iac633487b359d751206e06b2352a2a9cb475811e
This commit is contained in:
Aaron Huang
2020-06-12 02:11:29 +00:00
committed by Automerger Merge Worker
parent 977a7aa9db 70afc75769
commit 65556318aa
1 changed files with 218 additions and 0 deletions
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tests/net/java/com/android/server/net/NetworkStatsSubscriptionsMonitorTest.java Normal file
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/*
* 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.net;
import static org.junit.Assert.assertEquals;
import static org.mockito.Mockito.any;
import static org.mockito.Mockito.anyInt;
import static org.mockito.Mockito.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.reset;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import android.annotation.NonNull;
import android.content.Context;
import android.os.Looper;
import android.telephony.PhoneStateListener;
import android.telephony.ServiceState;
import android.telephony.SubscriptionManager;
import android.telephony.TelephonyManager;
import com.android.internal.util.CollectionUtils;
import com.android.server.net.NetworkStatsSubscriptionsMonitor.Delegate;
import com.android.server.net.NetworkStatsSubscriptionsMonitor.RatTypeListener;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import org.mockito.ArgumentCaptor;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.Executor;
import java.util.concurrent.Executors;
@RunWith(JUnit4.class)
public final class NetworkStatsSubscriptionsMonitorTest {
private static final int TEST_SUBID1 = 3;
private static final int TEST_SUBID2 = 5;
private static final String TEST_IMSI1 = "466921234567890";
private static final String TEST_IMSI2 = "466920987654321";
private static final String TEST_IMSI3 = "466929999999999";
@Mock private Context mContext;
@Mock private PhoneStateListener mPhoneStateListener;
@Mock private SubscriptionManager mSubscriptionManager;
@Mock private TelephonyManager mTelephonyManager;
@Mock private Delegate mDelegate;
private final List<Integer> mTestSubList = new ArrayList<>();
private final Executor mExecutor = Executors.newSingleThreadExecutor();
private NetworkStatsSubscriptionsMonitor mMonitor;
@Before
public void setUp() {
MockitoAnnotations.initMocks(this);
if (Looper.myLooper() == null) {
Looper.prepare();
}
when(mTelephonyManager.createForSubscriptionId(anyInt())).thenReturn(mTelephonyManager);
when(mContext.getSystemService(eq(Context.TELEPHONY_SUBSCRIPTION_SERVICE)))
.thenReturn(mSubscriptionManager);
when(mContext.getSystemService(eq(Context.TELEPHONY_SERVICE)))
.thenReturn(mTelephonyManager);
mMonitor = new NetworkStatsSubscriptionsMonitor(mContext, mExecutor, mDelegate);
}
@Test
public void testStartStop() {
// Verify that addOnSubscriptionsChangedListener() is never called before start().
verify(mSubscriptionManager, never())
.addOnSubscriptionsChangedListener(mExecutor, mMonitor);
mMonitor.start();
verify(mSubscriptionManager).addOnSubscriptionsChangedListener(mExecutor, mMonitor);
// Verify that removeOnSubscriptionsChangedListener() is never called before stop()
verify(mSubscriptionManager, never()).removeOnSubscriptionsChangedListener(mMonitor);
mMonitor.stop();
verify(mSubscriptionManager).removeOnSubscriptionsChangedListener(mMonitor);
}
@NonNull
private static int[] convertArrayListToIntArray(@NonNull List<Integer> arrayList) {
final int[] list = new int[arrayList.size()];
for (int i = 0; i < arrayList.size(); i++) {
list[i] = arrayList.get(i);
}
return list;
}
private void setRatTypeForSub(List<RatTypeListener> listeners,
int subId, int type) {
final ServiceState serviceState = mock(ServiceState.class);
when(serviceState.getDataNetworkType()).thenReturn(type);
final RatTypeListener match = CollectionUtils
.find(listeners, it -> it.getSubId() == subId);
if (match != null) {
match.onServiceStateChanged(serviceState);
}
}
private void addTestSub(int subId, String subscriberId) {
// add SubId to TestSubList.
if (!mTestSubList.contains(subId)) {
mTestSubList.add(subId);
}
final int[] subList = convertArrayListToIntArray(mTestSubList);
when(mSubscriptionManager.getCompleteActiveSubscriptionIdList()).thenReturn(subList);
when(mTelephonyManager.getSubscriberId(subId)).thenReturn(subscriberId);
mMonitor.onSubscriptionsChanged();
}
private void removeTestSub(int subId) {
// Remove subId from TestSubList.
mTestSubList.removeIf(it -> it == subId);
final int[] subList = convertArrayListToIntArray(mTestSubList);
when(mSubscriptionManager.getCompleteActiveSubscriptionIdList()).thenReturn(subList);
mMonitor.onSubscriptionsChanged();
}
private void assertRatTypeChangedForSub(String subscriberId, int ratType) {
assertEquals(mMonitor.getRatTypeForSubscriberId(subscriberId), ratType);
final ArgumentCaptor<Integer> typeCaptor = ArgumentCaptor.forClass(Integer.class);
// Verify callback with the subscriberId and the RAT type should be as expected.
// It will fail if get a callback with an unexpected RAT type.
verify(mDelegate).onCollapsedRatTypeChanged(eq(subscriberId), typeCaptor.capture());
final int type = typeCaptor.getValue();
assertEquals(ratType, type);
}
private void assertRatTypeNotChangedForSub(String subscriberId, int ratType) {
assertEquals(mMonitor.getRatTypeForSubscriberId(subscriberId), ratType);
// Should never get callback with any RAT type.
verify(mDelegate, never()).onCollapsedRatTypeChanged(eq(subscriberId), anyInt());
}
@Test
public void testSubChangedAndRatTypeChanged() {
final ArgumentCaptor<RatTypeListener> ratTypeListenerCaptor =
ArgumentCaptor.forClass(RatTypeListener.class);
mMonitor.start();
// Insert sim1, verify RAT type is NETWORK_TYPE_UNKNOWN, and never get any callback
// before changing RAT type.
addTestSub(TEST_SUBID1, TEST_IMSI1);
assertRatTypeNotChangedForSub(TEST_IMSI1, TelephonyManager.NETWORK_TYPE_UNKNOWN);
// Insert sim2.
addTestSub(TEST_SUBID2, TEST_IMSI2);
assertRatTypeNotChangedForSub(TEST_IMSI1, TelephonyManager.NETWORK_TYPE_UNKNOWN);
verify(mTelephonyManager, times(2)).listen(ratTypeListenerCaptor.capture(),
eq(PhoneStateListener.LISTEN_SERVICE_STATE));
reset(mDelegate);
// Set RAT type of sim1 to UMTS.
// Verify RAT type of sim1 after subscription gets onCollapsedRatTypeChanged() callback
// and others remain untouched.
setRatTypeForSub(ratTypeListenerCaptor.getAllValues(), TEST_SUBID1,
TelephonyManager.NETWORK_TYPE_UMTS);
assertRatTypeChangedForSub(TEST_IMSI1, TelephonyManager.NETWORK_TYPE_UMTS);
assertRatTypeNotChangedForSub(TEST_IMSI2, TelephonyManager.NETWORK_TYPE_UNKNOWN);
assertRatTypeNotChangedForSub(TEST_IMSI3, TelephonyManager.NETWORK_TYPE_UNKNOWN);
reset(mDelegate);
// Set RAT type of sim2 to LTE.
// Verify RAT type of sim2 after subscription gets onCollapsedRatTypeChanged() callback
// and others remain untouched.
setRatTypeForSub(ratTypeListenerCaptor.getAllValues(), TEST_SUBID2,
TelephonyManager.NETWORK_TYPE_LTE);
assertRatTypeNotChangedForSub(TEST_IMSI1, TelephonyManager.NETWORK_TYPE_UMTS);
assertRatTypeChangedForSub(TEST_IMSI2, TelephonyManager.NETWORK_TYPE_LTE);
assertRatTypeNotChangedForSub(TEST_IMSI3, TelephonyManager.NETWORK_TYPE_UNKNOWN);
reset(mDelegate);
// Remove sim2 and verify that callbacks are fired and RAT type is correct for sim2.
// while the other two remain untouched.
removeTestSub(TEST_SUBID2);
verify(mTelephonyManager).listen(any(), eq(PhoneStateListener.LISTEN_NONE));
assertRatTypeNotChangedForSub(TEST_IMSI1, TelephonyManager.NETWORK_TYPE_UMTS);
assertRatTypeChangedForSub(TEST_IMSI2, TelephonyManager.NETWORK_TYPE_UNKNOWN);
assertRatTypeNotChangedForSub(TEST_IMSI3, TelephonyManager.NETWORK_TYPE_UNKNOWN);
reset(mDelegate);
// Set RAT type of sim1 to UNKNOWN. Then stop monitoring subscription changes
// and verify that the listener for sim1 is removed.
setRatTypeForSub(ratTypeListenerCaptor.getAllValues(), TEST_SUBID1,
TelephonyManager.NETWORK_TYPE_UNKNOWN);
assertRatTypeChangedForSub(TEST_IMSI1, TelephonyManager.NETWORK_TYPE_UNKNOWN);
reset(mDelegate);
mMonitor.stop();
verify(mTelephonyManager, times(2)).listen(any(), eq(PhoneStateListener.LISTEN_NONE));
assertRatTypeChangedForSub(TEST_IMSI1, TelephonyManager.NETWORK_TYPE_UNKNOWN);
}
}