tom | a708318 | 2014-09-25 21:38:03 -0700 | [diff] [blame] | 1 | package org.onlab.nio; |
| 2 | |
| 3 | import org.junit.Before; |
| 4 | import org.junit.Ignore; |
| 5 | import org.junit.Test; |
| 6 | |
| 7 | import java.net.InetAddress; |
| 8 | import java.text.DecimalFormat; |
| 9 | import java.util.Random; |
| 10 | |
| 11 | import static org.onlab.junit.TestTools.delay; |
| 12 | |
| 13 | /** |
| 14 | * Integration test for the select, accept and IO loops. |
| 15 | */ |
| 16 | public class IOLoopIntegrationTest { |
| 17 | |
| 18 | private static final int MILLION = 1000000; |
| 19 | private static final int TIMEOUT = 60; |
| 20 | |
| 21 | private static final int THREADS = 6; |
| 22 | private static final int MSG_COUNT = 20 * MILLION; |
| 23 | private static final int MSG_SIZE = 128; |
| 24 | |
| 25 | private static final long MIN_MPS = 10 * MILLION; |
| 26 | |
| 27 | @Before |
| 28 | public void warmUp() throws Exception { |
| 29 | try { |
| 30 | run(MILLION, MSG_SIZE, 15, 0); |
| 31 | } catch (Throwable e) { |
| 32 | System.err.println("Failed warmup but moving on."); |
| 33 | e.printStackTrace(); |
| 34 | } |
| 35 | } |
| 36 | |
| 37 | @Ignore |
| 38 | @Test |
| 39 | public void basic() throws Exception { |
| 40 | run(MSG_COUNT, MSG_SIZE, TIMEOUT, MIN_MPS); |
| 41 | } |
| 42 | |
| 43 | |
| 44 | private void run(int count, int size, int timeout, double mps) throws Exception { |
| 45 | DecimalFormat f = new DecimalFormat("#,##0"); |
| 46 | System.out.print(f.format(count * THREADS) + |
| 47 | (mps > 0.0 ? " messages: " : " message warm-up: ")); |
| 48 | |
| 49 | // Setup the test on a random port to avoid intermittent test failures |
| 50 | // due to the port being already bound. |
| 51 | int port = StandaloneSpeedServer.PORT + new Random().nextInt(100); |
| 52 | |
| 53 | InetAddress ip = InetAddress.getLoopbackAddress(); |
| 54 | StandaloneSpeedServer sss = new StandaloneSpeedServer(ip, THREADS, size, port); |
| 55 | StandaloneSpeedClient ssc = new StandaloneSpeedClient(ip, THREADS, count, size, port); |
| 56 | |
| 57 | sss.start(); |
| 58 | ssc.start(); |
| 59 | delay(250); // give the server and client a chance to go |
| 60 | |
| 61 | ssc.await(timeout); |
| 62 | ssc.report(); |
| 63 | |
| 64 | delay(1000); |
| 65 | sss.stop(); |
| 66 | sss.report(); |
| 67 | |
| 68 | // Note that the client and server will have potentially significantly |
| 69 | // differing rates. This is due to the wide variance in how tightly |
| 70 | // the throughput tracking starts & stops relative to to the short |
| 71 | // test duration. |
| 72 | // System.out.println(f.format(ssc.messages.throughput()) + " mps"); |
| 73 | |
| 74 | // // Make sure client sent everything. |
| 75 | // assertEquals("incorrect client message count sent", |
| 76 | // (long) count * THREADS, ssc.messages.total()); |
| 77 | // assertEquals("incorrect client bytes count sent", |
| 78 | // (long) size * count * THREADS, ssc.bytes.total()); |
| 79 | // |
| 80 | // // Make sure server received everything. |
| 81 | // assertEquals("incorrect server message count received", |
| 82 | // (long) count * THREADS, sss.messages.total()); |
| 83 | // assertEquals("incorrect server bytes count received", |
| 84 | // (long) size * count * THREADS, sss.bytes.total()); |
| 85 | // |
| 86 | // // Make sure speeds were reasonable. |
| 87 | // if (mps > 0.0) { |
| 88 | // assertAboveThreshold("insufficient client speed", mps, |
| 89 | // ssc.messages.throughput()); |
| 90 | // assertAboveThreshold("insufficient server speed", mps / 2, |
| 91 | // sss.messages.throughput()); |
| 92 | // } |
| 93 | } |
| 94 | |
| 95 | } |