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Include full network history around current time. am: 26f35e29cd

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Original change: undetermined

Change-Id: Ia36be2e9f01505c22d1e54037c80b7824210014f
This commit is contained in:
Jeff Sharkey
2021-05-31 11:44:02 +00:00
committed by Automerger Merge Worker
parent 8e1016b2e1 26f35e29cd
commit 7f25602a92
2 changed files with 63 additions and 77 deletions
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102
core/tests/coretests/src/android/net/NetworkStatsHistoryTest.java
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@@ -55,7 +55,7 @@ public class NetworkStatsHistoryTest extends TestCase {
stats.recordData(TEST_START, TEST_START + SECOND_IN_MILLIS, 1024L, 2048L);
assertEquals(1, stats.size());
assertEntry(stats, 0, 1024L, 2048L);
assertValues(stats, 0, 1024L, 2048L);
}
public void testRecordEqualBuckets() throws Exception {
@@ -67,8 +67,8 @@ public class NetworkStatsHistoryTest extends TestCase {
stats.recordData(recordStart, recordStart + bucketDuration, 1024L, 128L);
assertEquals(2, stats.size());
assertEntry(stats, 0, 512L, 64L);
assertEntry(stats, 1, 512L, 64L);
assertValues(stats, 0, 512L, 64L);
assertValues(stats, 1, 512L, 64L);
}
public void testRecordTouchingBuckets() throws Exception {
@@ -83,11 +83,11 @@ public class NetworkStatsHistoryTest extends TestCase {
assertEquals(3, stats.size());
// first bucket should have (1/20 of value)
assertEntry(stats, 0, 50L, 250L);
assertValues(stats, 0, 50L, 250L);
// second bucket should have (15/20 of value)
assertEntry(stats, 1, 750L, 3750L);
assertValues(stats, 1, 750L, 3750L);
// final bucket should have (4/20 of value)
assertEntry(stats, 2, 200L, 1000L);
assertValues(stats, 2, 200L, 1000L);
}
public void testRecordGapBuckets() throws Exception {
@@ -102,8 +102,8 @@ public class NetworkStatsHistoryTest extends TestCase {
// we should have two buckets, far apart from each other
assertEquals(2, stats.size());
assertEntry(stats, 0, 128L, 256L);
assertEntry(stats, 1, 64L, 512L);
assertValues(stats, 0, 128L, 256L);
assertValues(stats, 1, 64L, 512L);
// now record something in middle, spread across two buckets
final long middleStart = TEST_START + DAY_IN_MILLIS;
@@ -112,10 +112,10 @@ public class NetworkStatsHistoryTest extends TestCase {
// now should have four buckets, with new record in middle two buckets
assertEquals(4, stats.size());
assertEntry(stats, 0, 128L, 256L);
assertEntry(stats, 1, 1024L, 1024L);
assertEntry(stats, 2, 1024L, 1024L);
assertEntry(stats, 3, 64L, 512L);
assertValues(stats, 0, 128L, 256L);
assertValues(stats, 1, 1024L, 1024L);
assertValues(stats, 2, 1024L, 1024L);
assertValues(stats, 3, 64L, 512L);
}
public void testRecordOverlapBuckets() throws Exception {
@@ -129,13 +129,11 @@ public class NetworkStatsHistoryTest extends TestCase {
// should have two buckets, with some data mixed together
assertEquals(2, stats.size());
assertEntry(stats, 0, 768L, 768L);
assertEntry(stats, 1, 512L, 512L);
assertValues(stats, 0, 768L, 768L);
assertValues(stats, 1, 512L, 512L);
}
public void testRecordEntireGapIdentical() throws Exception {
final long[] total = new long[2];
// first, create two separate histories far apart
final NetworkStatsHistory stats1 = new NetworkStatsHistory(HOUR_IN_MILLIS);
stats1.recordData(TEST_START, TEST_START + 2 * HOUR_IN_MILLIS, 2000L, 1000L);
@@ -150,19 +148,16 @@ public class NetworkStatsHistoryTest extends TestCase {
stats.recordEntireHistory(stats2);
// first verify that totals match up
stats.getTotalData(TEST_START - WEEK_IN_MILLIS, TEST_START + WEEK_IN_MILLIS, total);
assertTotalEquals(total, 3000L, 1500L);
assertValues(stats, TEST_START - WEEK_IN_MILLIS, TEST_START + WEEK_IN_MILLIS, 3000L, 1500L);
// now inspect internal buckets
assertEntry(stats, 0, 1000L, 500L);
assertEntry(stats, 1, 1000L, 500L);
assertEntry(stats, 2, 500L, 250L);
assertEntry(stats, 3, 500L, 250L);
assertValues(stats, 0, 1000L, 500L);
assertValues(stats, 1, 1000L, 500L);
assertValues(stats, 2, 500L, 250L);
assertValues(stats, 3, 500L, 250L);
}
public void testRecordEntireOverlapVaryingBuckets() throws Exception {
final long[] total = new long[2];
// create history just over hour bucket boundary
final NetworkStatsHistory stats1 = new NetworkStatsHistory(HOUR_IN_MILLIS);
stats1.recordData(TEST_START, TEST_START + MINUTE_IN_MILLIS * 60, 600L, 600L);
@@ -177,17 +172,16 @@ public class NetworkStatsHistoryTest extends TestCase {
stats.recordEntireHistory(stats2);
// first verify that totals match up
stats.getTotalData(TEST_START - WEEK_IN_MILLIS, TEST_START + WEEK_IN_MILLIS, total);
assertTotalEquals(total, 650L, 650L);
assertValues(stats, TEST_START - WEEK_IN_MILLIS, TEST_START + WEEK_IN_MILLIS, 650L, 650L);
// now inspect internal buckets
assertEntry(stats, 0, 10L, 10L);
assertEntry(stats, 1, 20L, 20L);
assertEntry(stats, 2, 20L, 20L);
assertEntry(stats, 3, 20L, 20L);
assertEntry(stats, 4, 20L, 20L);
assertEntry(stats, 5, 20L, 20L);
assertEntry(stats, 6, 10L, 10L);
assertValues(stats, 0, 10L, 10L);
assertValues(stats, 1, 20L, 20L);
assertValues(stats, 2, 20L, 20L);
assertValues(stats, 3, 20L, 20L);
assertValues(stats, 4, 20L, 20L);
assertValues(stats, 5, 20L, 20L);
assertValues(stats, 6, 10L, 10L);
// now combine using 15min buckets
stats = new NetworkStatsHistory(HOUR_IN_MILLIS / 4);
@@ -195,14 +189,13 @@ public class NetworkStatsHistoryTest extends TestCase {
stats.recordEntireHistory(stats2);
// first verify that totals match up
stats.getTotalData(TEST_START - WEEK_IN_MILLIS, TEST_START + WEEK_IN_MILLIS, total);
assertTotalEquals(total, 650L, 650L);
assertValues(stats, TEST_START - WEEK_IN_MILLIS, TEST_START + WEEK_IN_MILLIS, 650L, 650L);
// and inspect buckets
assertEntry(stats, 0, 200L, 200L);
assertEntry(stats, 1, 150L, 150L);
assertEntry(stats, 2, 150L, 150L);
assertEntry(stats, 3, 150L, 150L);
assertValues(stats, 0, 200L, 200L);
assertValues(stats, 1, 150L, 150L);
assertValues(stats, 2, 150L, 150L);
assertValues(stats, 3, 150L, 150L);
}
public void testRemove() throws Exception {
@@ -241,27 +234,20 @@ public class NetworkStatsHistoryTest extends TestCase {
// record uniform data across day
stats.recordData(TEST_START, TEST_START + DAY_IN_MILLIS, 2400L, 4800L);
final long[] total = new long[2];
// verify that total outside range is 0
stats.getTotalData(TEST_START - WEEK_IN_MILLIS, TEST_START - DAY_IN_MILLIS, total);
assertTotalEquals(total, 0, 0);
assertValues(stats, TEST_START - WEEK_IN_MILLIS, TEST_START - DAY_IN_MILLIS, 0L, 0L);
// verify total in first hour
stats.getTotalData(TEST_START, TEST_START + HOUR_IN_MILLIS, total);
assertTotalEquals(total, 100, 200);
assertValues(stats, TEST_START, TEST_START + HOUR_IN_MILLIS, 100L, 200L);
// verify total across 1.5 hours
stats.getTotalData(TEST_START, TEST_START + (long) (1.5 * HOUR_IN_MILLIS), total);
assertTotalEquals(total, 150, 300);
assertValues(stats, TEST_START, TEST_START + (long) (1.5 * HOUR_IN_MILLIS), 150L, 300L);
// verify total beyond end
stats.getTotalData(TEST_START + (23 * HOUR_IN_MILLIS), TEST_START + WEEK_IN_MILLIS, total);
assertTotalEquals(total, 100, 200);
assertValues(stats, TEST_START + (23 * HOUR_IN_MILLIS), TEST_START + WEEK_IN_MILLIS, 100L, 200L);
// verify everything total
stats.getTotalData(TEST_START - WEEK_IN_MILLIS, TEST_START + WEEK_IN_MILLIS, total);
assertTotalEquals(total, 2400, 4800);
assertValues(stats, TEST_START - WEEK_IN_MILLIS, TEST_START + WEEK_IN_MILLIS, 2400L, 4800L);
}
@@ -302,16 +288,18 @@ public class NetworkStatsHistoryTest extends TestCase {
}
}
private static void assertTotalEquals(long[] total, long rxBytes, long txBytes) {
assertEquals("unexpected rxBytes", rxBytes, total[0]);
assertEquals("unexpected txBytes", txBytes, total[1]);
}
private static void assertEntry(
private static void assertValues(
NetworkStatsHistory stats, int index, long rxBytes, long txBytes) {
final NetworkStatsHistory.Entry entry = stats.getValues(index, null);
assertEquals("unexpected rxBytes", rxBytes, entry.rxBytes);
assertEquals("unexpected txBytes", txBytes, entry.txBytes);
}
private static void assertValues(
NetworkStatsHistory stats, long start, long end, long rxBytes, long txBytes) {
final NetworkStatsHistory.Entry entry = stats.getValues(start, end, null);
assertEquals("unexpected rxBytes", rxBytes, entry.rxBytes);
assertEquals("unexpected txBytes", txBytes, entry.txBytes);
}
}

38
services/tests/servicestests/src/com/android/server/NetworkStatsServiceTest.java
View File

@@ -264,7 +264,6 @@ public class NetworkStatsServiceTest extends AndroidTestCase {
public void testStatsBucketResize() throws Exception {
long elapsedRealtime = 0;
NetworkStatsHistory history = null;
long[] total = null;
assertStatsFilesExist(false);
@@ -292,9 +291,7 @@ public class NetworkStatsServiceTest extends AndroidTestCase {
// verify service recorded history
history = mService.getHistoryForNetwork(new NetworkTemplate(MATCH_WIFI, null));
total = history.getTotalData(Long.MIN_VALUE, Long.MAX_VALUE, null);
assertEquals(512L, total[0]);
assertEquals(512L, total[1]);
assertValues(history, Long.MIN_VALUE, Long.MAX_VALUE, 512L, 512L);
assertEquals(HOUR_IN_MILLIS, history.getBucketDuration());
assertEquals(2, history.size());
verifyAndReset();
@@ -311,9 +308,7 @@ public class NetworkStatsServiceTest extends AndroidTestCase {
// verify identical stats, but spread across 4 buckets now
history = mService.getHistoryForNetwork(new NetworkTemplate(MATCH_WIFI, null));
total = history.getTotalData(Long.MIN_VALUE, Long.MAX_VALUE, null);
assertEquals(512L, total[0]);
assertEquals(512L, total[1]);
assertValues(history, Long.MIN_VALUE, Long.MAX_VALUE, 512L, 512L);
assertEquals(30 * MINUTE_IN_MILLIS, history.getBucketDuration());
assertEquals(4, history.size());
verifyAndReset();
@@ -575,32 +570,28 @@ public class NetworkStatsServiceTest extends AndroidTestCase {
NetworkStats stats = mService.getSummaryForAllUid(
sTemplateWifi, Long.MIN_VALUE, Long.MAX_VALUE, true);
assertEquals(3, stats.size());
assertEntry(stats, 0, IFACE_ALL, UID_RED, TAG_NONE, 50L, 5L, 50L, 5L);
assertEntry(stats, 1, IFACE_ALL, UID_RED, 0xF00D, 10L, 1L, 10L, 1L);
assertEntry(stats, 2, IFACE_ALL, UID_BLUE, TAG_NONE, 2048L, 16L, 1024L, 8L);
assertValues(stats, 0, IFACE_ALL, UID_RED, TAG_NONE, 50L, 5L, 50L, 5L);
assertValues(stats, 1, IFACE_ALL, UID_RED, 0xF00D, 10L, 1L, 10L, 1L);
assertValues(stats, 2, IFACE_ALL, UID_BLUE, TAG_NONE, 2048L, 16L, 1024L, 8L);
// now verify that recent history only contains one uid
final long currentTime = TEST_START + elapsedRealtime;
stats = mService.getSummaryForAllUid(
sTemplateWifi, currentTime - HOUR_IN_MILLIS, currentTime, true);
assertEquals(1, stats.size());
assertEntry(stats, 0, IFACE_ALL, UID_BLUE, TAG_NONE, 1024L, 8L, 512L, 4L);
assertValues(stats, 0, IFACE_ALL, UID_BLUE, TAG_NONE, 1024L, 8L, 512L, 4L);
verifyAndReset();
}
private void assertNetworkTotal(NetworkTemplate template, long rx, long tx) {
private void assertNetworkTotal(NetworkTemplate template, long rxBytes, long txBytes) {
final NetworkStatsHistory history = mService.getHistoryForNetwork(template);
final long[] total = history.getTotalData(Long.MIN_VALUE, Long.MAX_VALUE, null);
assertEquals(rx, total[0]);
assertEquals(tx, total[1]);
assertValues(history, Long.MIN_VALUE, Long.MAX_VALUE, rxBytes, txBytes);
}
private void assertUidTotal(NetworkTemplate template, int uid, long rx, long tx) {
private void assertUidTotal(NetworkTemplate template, int uid, long rxBytes, long txBytes) {
final NetworkStatsHistory history = mService.getHistoryForUid(template, uid, TAG_NONE);
final long[] total = history.getTotalData(Long.MIN_VALUE, Long.MAX_VALUE, null);
assertEquals(rx, total[0]);
assertEquals(tx, total[1]);
assertValues(history, Long.MIN_VALUE, Long.MAX_VALUE, rxBytes, txBytes);
}
private void expectSystemReady() throws Exception {
@@ -660,7 +651,7 @@ public class NetworkStatsServiceTest extends AndroidTestCase {
}
}
private static void assertEntry(NetworkStats stats, int i, String iface, int uid, int tag,
private static void assertValues(NetworkStats stats, int i, String iface, int uid, int tag,
long rxBytes, long rxPackets, long txBytes, long txPackets) {
final NetworkStats.Entry entry = stats.getValues(i, null);
assertEquals(iface, entry.iface);
@@ -673,6 +664,13 @@ public class NetworkStatsServiceTest extends AndroidTestCase {
// assertEquals(txPackets, entry.txPackets);
}
private static void assertValues(
NetworkStatsHistory stats, long start, long end, long rxBytes, long txBytes) {
final NetworkStatsHistory.Entry entry = stats.getValues(start, end, null);
assertEquals("unexpected rxBytes", rxBytes, entry.rxBytes);
assertEquals("unexpected txBytes", txBytes, entry.txBytes);
}
private static NetworkState buildWifiState() {
final NetworkInfo info = new NetworkInfo(TYPE_WIFI, 0, null, null);
info.setDetailedState(DetailedState.CONNECTED, null, null);