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/*
* Copyright (C) 2011 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 android.net;
import static android.net.NetworkStats.SET_DEFAULT;
import static android.net.NetworkStats.SET_FOREGROUND;
import static android.net.NetworkStats.SET_ALL;
import static android.net.NetworkStats.IFACE_ALL;
import static android.net.NetworkStats.TAG_NONE;
import static android.net.NetworkStats.UID_ALL;
import android.test.suitebuilder.annotation.SmallTest;
import com.google.android.collect.Sets;
import junit.framework.TestCase;
import java.util.HashSet;
@SmallTest
public class NetworkStatsTest extends TestCase {
private static final String TEST_IFACE = "test0";
private static final String TEST_IFACE2 = "test2";
private static final int TEST_UID = 1001;
private static final long TEST_START = 1194220800000L;
public void testFindIndex() throws Exception {
final NetworkStats stats = new NetworkStats(TEST_START, 3)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 10)
.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 11)
.addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 12);
assertEquals(2, stats.findIndex(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE));
assertEquals(2, stats.findIndex(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE));
assertEquals(0, stats.findIndex(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE));
assertEquals(-1, stats.findIndex(TEST_IFACE, 6, SET_DEFAULT, TAG_NONE));
}
public void testFindIndexHinted() {
final NetworkStats stats = new NetworkStats(TEST_START, 3)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 10)
.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 11)
.addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 12)
.addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, 1024L, 8L, 0L, 0L, 10)
.addValues(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D, 0L, 0L, 1024L, 8L, 11)
.addValues(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 12);
// verify that we correctly find across regardless of hinting
for (int hint = 0; hint < stats.size(); hint++) {
assertEquals(0, stats.findIndexHinted(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, hint));
assertEquals(1, stats.findIndexHinted(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, hint));
assertEquals(2, stats.findIndexHinted(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, hint));
assertEquals(3, stats.findIndexHinted(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, hint));
assertEquals(4, stats.findIndexHinted(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D, hint));
assertEquals(5, stats.findIndexHinted(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, hint));
assertEquals(-1, stats.findIndexHinted(TEST_IFACE, 6, SET_DEFAULT, TAG_NONE, hint));
}
}
public void testAddEntryGrow() throws Exception {
final NetworkStats stats = new NetworkStats(TEST_START, 2);
assertEquals(0, stats.size());
assertEquals(2, stats.internalSize());
stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, 1L, 1L, 2L, 2L, 3);
stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, 2L, 2L, 2L, 2L, 4);
assertEquals(2, stats.size());
assertEquals(2, stats.internalSize());
stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, 3L, 30L, 4L, 40L, 7);
stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, 4L, 40L, 4L, 40L, 8);
stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, 5L, 50L, 5L, 50L, 10);
assertEquals(5, stats.size());
assertTrue(stats.internalSize() >= 5);
assertValues(stats, 0, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, 1L, 1L, 2L, 2L, 3);
assertValues(stats, 1, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, 2L, 2L, 2L, 2L, 4);
assertValues(stats, 2, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, 3L, 30L, 4L, 40L, 7);
assertValues(stats, 3, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, 4L, 40L, 4L, 40L, 8);
assertValues(stats, 4, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, 5L, 50L, 5L, 50L, 10);
}
public void testCombineExisting() throws Exception {
final NetworkStats stats = new NetworkStats(TEST_START, 10);
stats.addValues(TEST_IFACE, 1001, SET_DEFAULT, TAG_NONE, 512L, 4L, 256L, 2L, 10);
stats.addValues(TEST_IFACE, 1001, SET_DEFAULT, 0xff, 128L, 1L, 128L, 1L, 2);
stats.combineValues(TEST_IFACE, 1001, SET_DEFAULT, TAG_NONE, -128L, -1L, -128L, -1L, -1);
assertValues(stats, 0, TEST_IFACE, 1001, SET_DEFAULT, TAG_NONE, 384L, 3L, 128L, 1L, 9);
assertValues(stats, 1, TEST_IFACE, 1001, SET_DEFAULT, 0xff, 128L, 1L, 128L, 1L, 2);
// now try combining that should create row
stats.combineValues(TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, 128L, 1L, 128L, 1L, 3);
assertValues(stats, 2, TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, 128L, 1L, 128L, 1L, 3);
stats.combineValues(TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, 128L, 1L, 128L, 1L, 3);
assertValues(stats, 2, TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, 256L, 2L, 256L, 2L, 6);
}
public void testSubtractIdenticalData() throws Exception {
final NetworkStats before = new NetworkStats(TEST_START, 2)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12);
final NetworkStats after = new NetworkStats(TEST_START, 2)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12);
final NetworkStats result = after.subtract(before);
// identical data should result in zero delta
assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 0L, 0L, 0L, 0L, 0);
assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 0L, 0L, 0);
}
public void testSubtractIdenticalRows() throws Exception {
final NetworkStats before = new NetworkStats(TEST_START, 2)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12);
final NetworkStats after = new NetworkStats(TEST_START, 2)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1025L, 9L, 2L, 1L, 15)
.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 3L, 1L, 1028L, 9L, 20);
final NetworkStats result = after.subtract(before);
// expect delta between measurements
assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1L, 1L, 2L, 1L, 4);
assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 3L, 1L, 4L, 1L, 8);
}
public void testSubtractNewRows() throws Exception {
final NetworkStats before = new NetworkStats(TEST_START, 2)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12);
final NetworkStats after = new NetworkStats(TEST_START, 3)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 1024L, 8L, 0L, 0L, 11)
.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 1024L, 8L, 12)
.addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 20);
final NetworkStats result = after.subtract(before);
// its okay to have new rows
assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 0L, 0L, 0L, 0L, 0);
assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 0L, 0L, 0L, 0L, 0);
assertValues(result, 2, TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 20);
}
public void testSubtractMissingRows() throws Exception {
final NetworkStats before = new NetworkStats(TEST_START, 2)
.addValues(TEST_IFACE, UID_ALL, SET_DEFAULT, TAG_NONE, 1024L, 0L, 0L, 0L, 0)
.addValues(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, 2048L, 0L, 0L, 0L, 0);
final NetworkStats after = new NetworkStats(TEST_START, 1)
.addValues(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, 2049L, 2L, 3L, 4L, 0);
final NetworkStats result = after.subtract(before);
// should silently drop omitted rows
assertEquals(1, result.size());
assertValues(result, 0, TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, 1L, 2L, 3L, 4L, 0);
assertEquals(4L, result.getTotalBytes());
}
public void testTotalBytes() throws Exception {
final NetworkStats iface = new NetworkStats(TEST_START, 2)
.addValues(TEST_IFACE, UID_ALL, SET_DEFAULT, TAG_NONE, 128L, 0L, 0L, 0L, 0L)
.addValues(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, 256L, 0L, 0L, 0L, 0L);
assertEquals(384L, iface.getTotalBytes());
final NetworkStats uidSet = new NetworkStats(TEST_START, 3)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 32L, 0L, 0L, 0L, 0L)
.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 32L, 0L, 0L, 0L, 0L)
.addValues(TEST_IFACE, 101, SET_FOREGROUND, TAG_NONE, 32L, 0L, 0L, 0L, 0L);
assertEquals(96L, uidSet.getTotalBytes());
final NetworkStats uidTag = new NetworkStats(TEST_START, 3)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 16L, 0L, 0L, 0L, 0L)
.addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, 16L, 0L, 0L, 0L, 0L)
.addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, 8L, 0L, 0L, 0L, 0L)
.addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, 16L, 0L, 0L, 0L, 0L)
.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 16L, 0L, 0L, 0L, 0L)
.addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, 8L, 0L, 0L, 0L, 0L);
assertEquals(64L, uidTag.getTotalBytes());
}
public void testGroupedByIfaceEmpty() throws Exception {
final NetworkStats uidStats = new NetworkStats(TEST_START, 3);
final NetworkStats grouped = uidStats.groupedByIface();
assertEquals(0, uidStats.size());
assertEquals(0, grouped.size());
}
public void testGroupedByIfaceAll() throws Exception {
final NetworkStats uidStats = new NetworkStats(TEST_START, 3)
.addValues(IFACE_ALL, 100, SET_ALL, TAG_NONE, 128L, 8L, 0L, 2L, 20L)
.addValues(IFACE_ALL, 101, SET_FOREGROUND, TAG_NONE, 128L, 8L, 0L, 2L, 20L);
final NetworkStats grouped = uidStats.groupedByIface();
assertEquals(2, uidStats.size());
assertEquals(1, grouped.size());
assertValues(grouped, 0, IFACE_ALL, UID_ALL, SET_ALL, TAG_NONE, 256L, 16L, 0L, 4L, 0L);
}
public void testGroupedByIface() throws Exception {
final NetworkStats uidStats = new NetworkStats(TEST_START, 3)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 2L, 20L)
.addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, 512L, 32L, 0L, 0L, 0L)
.addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, 64L, 4L, 0L, 0L, 0L)
.addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, 512L, 32L, 0L, 0L, 0L)
.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 0L, 0L)
.addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, 128L, 8L, 0L, 0L, 0L);
final NetworkStats grouped = uidStats.groupedByIface();
assertEquals(6, uidStats.size());
assertEquals(2, grouped.size());
assertValues(grouped, 0, TEST_IFACE, UID_ALL, SET_ALL, TAG_NONE, 256L, 16L, 0L, 2L, 0L);
assertValues(grouped, 1, TEST_IFACE2, UID_ALL, SET_ALL, TAG_NONE, 1024L, 64L, 0L, 0L, 0L);
}
public void testAddAllValues() {
final NetworkStats first = new NetworkStats(TEST_START, 5)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 32L, 0L, 0L, 0L, 0L)
.addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, 32L, 0L, 0L, 0L, 0L);
final NetworkStats second = new NetworkStats(TEST_START, 2)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 32L, 0L, 0L, 0L, 0L)
.addValues(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, 32L, 0L, 0L, 0L, 0L);
first.combineAllValues(second);
assertEquals(3, first.size());
assertValues(first, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 64L, 0L, 0L, 0L, 0L);
assertValues(first, 1, TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, 32L, 0L, 0L, 0L, 0L);
assertValues(first, 2, TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, 32L, 0L, 0L, 0L, 0L);
}
public void testGetTotal() {
final NetworkStats stats = new NetworkStats(TEST_START, 3)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 2L, 20L)
.addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, 512L, 32L, 0L, 0L, 0L)
.addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, 64L, 4L, 0L, 0L, 0L)
.addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, 512L, 32L, 0L, 0L, 0L)
.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 0L, 0L)
.addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, 128L, 8L, 0L, 0L, 0L);
assertValues(stats.getTotal(null), 1280L, 80L, 0L, 2L, 20L);
assertValues(stats.getTotal(null, 100), 1152L, 72L, 0L, 2L, 20L);
assertValues(stats.getTotal(null, 101), 128L, 8L, 0L, 0L, 0L);
final HashSet<String> ifaces = Sets.newHashSet();
assertValues(stats.getTotal(null, ifaces), 0L, 0L, 0L, 0L, 0L);
ifaces.add(TEST_IFACE2);
assertValues(stats.getTotal(null, ifaces), 1024L, 64L, 0L, 0L, 0L);
}
public void testWithoutUid() throws Exception {
final NetworkStats before = new NetworkStats(TEST_START, 3)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 2L, 20L)
.addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, 512L, 32L, 0L, 0L, 0L)
.addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, 64L, 4L, 0L, 0L, 0L)
.addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, 512L, 32L, 0L, 0L, 0L)
.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 0L, 0L)
.addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, 128L, 8L, 0L, 0L, 0L);
final NetworkStats after = before.withoutUids(new int[] { 100 });
assertEquals(6, before.size());
assertEquals(2, after.size());
assertValues(after, 0, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 0L, 0L);
assertValues(after, 1, TEST_IFACE, 101, SET_DEFAULT, 0xF00D, 128L, 8L, 0L, 0L, 0L);
}
public void testClone() throws Exception {
final NetworkStats original = new NetworkStats(TEST_START, 5)
.addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 2L, 20L)
.addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, 512L, 32L, 0L, 0L, 0L);
// make clone and mutate original
final NetworkStats clone = original.clone();
original.addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, 128L, 8L, 0L, 0L, 0L);
assertEquals(3, original.size());
assertEquals(2, clone.size());
assertEquals(128L + 512L + 128L, original.getTotalBytes());
assertEquals(128L + 512L, clone.getTotalBytes());
}
private static void assertValues(NetworkStats stats, int index, String iface, int uid, int set,
int tag, long rxBytes, long rxPackets, long txBytes, long txPackets, long operations) {
final NetworkStats.Entry entry = stats.getValues(index, null);
assertValues(entry, iface, uid, set, tag);
assertValues(entry, rxBytes, rxPackets, txBytes, txPackets, operations);
}
private static void assertValues(
NetworkStats.Entry entry, String iface, int uid, int set, int tag) {
assertEquals(iface, entry.iface);
assertEquals(uid, entry.uid);
assertEquals(set, entry.set);
assertEquals(tag, entry.tag);
}
private static void assertValues(NetworkStats.Entry entry, long rxBytes, long rxPackets,
long txBytes, long txPackets, long operations) {
assertEquals(rxBytes, entry.rxBytes);
assertEquals(rxPackets, entry.rxPackets);
assertEquals(txBytes, entry.txBytes);
assertEquals(txPackets, entry.txPackets);
assertEquals(operations, entry.operations);
}
}
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