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Merge "DO NOT MERGE IpConnectivityMetrics: rate limit ApfProgramEvents" into nyc-mr2-dev

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Hugo Benichi 2016-12-13 03:55:29 +00:00 • committed by Android (Google) Code Review
commit 8c584ea6d6
1 changed files with 22 additions and 0 deletions
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22
services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityMetricsTest.java
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@ -19,6 +19,7 @@ package com.android.server.connectivity;
import android.content.Context;
import android.net.ConnectivityMetricsEvent;
import android.net.IIpConnectivityMetrics;
import android.net.metrics.ApfProgramEvent;
import android.net.metrics.ApfStats;
import android.net.metrics.DefaultNetworkEvent;
import android.net.metrics.DhcpClientEvent;
@ -112,6 +113,27 @@ public class IpConnectivityMetricsTest extends TestCase {
assertEquals("", output3);
}
public void testRateLimiting() {
final IpConnectivityLog logger = new IpConnectivityLog(mService.impl);
final ApfProgramEvent ev = new ApfProgramEvent(0, 0, 0, 0, 0);
final long fakeTimestamp = 1;
int attempt = 100; // More than burst quota, but less than buffer size.
for (int i = 0; i < attempt; i++) {
logger.log(ev);
}
String output1 = getdump("flush");
assertFalse("".equals(output1));
for (int i = 0; i < attempt; i++) {
assertFalse("expected event to be dropped", logger.log(fakeTimestamp, ev));
}
String output2 = getdump("flush");
assertEquals("", output2);
}
public void testEndToEndLogging() {
IpConnectivityLog logger = new IpConnectivityLog(mService.impl);