package net_test

import (
	"context"
	"fmt"
	"io"
	"log"
	"net"
	"time"
)

func ExampleListener() {
	// Listen on TCP port 2000 on all available unicast and
	// anycast IP addresses of the local system.
	l, err := net.Listen("tcp", ":2000")
	if err != nil {
		log.Fatal(err)
	}
	defer l.Close()
	for {
		// Wait for a connection.
		conn, err := l.Accept()
		if err != nil {

00000280  2b 9d ae db 46 06 06 4d  f4 c1 b3 3e c0 d1 bd 42  |+...F..M...>...B|
00000290  d4 db fe 3d 13 60 84 5c  21 d3 3b e9 fa e7 16 03  |...=.`.\!.;.....|
000002a0  03 00 ac 0c 00 00 a8 03  00 1d 20 2f e5 7d a3 47  |.......... /.}.G|
000002b0  cd 62 43 15 28 da ac 5f  bb 29 07 30 ff f6 84 af  |.bC.(.._.).0....|
000002c0  c4 cf c2 ed 90 99 5f 58  cb 3b 74 04 01 00 80 21  |......_X.;t....!|

00000280  2b 9d ae db 46 06 06 4d  f4 c1 b3 3e c0 d1 bd 42  |+...F..M...>...B|
00000290  d4 db fe 3d 13 60 84 5c  21 d3 3b e9 fa e7 16 03  |...=.`.\!.;.....|
000002a0  03 00 ac 0c 00 00 a8 03  00 1d 20 2f e5 7d a3 47  |.......... /.}.G|
000002b0  cd 62 43 15 28 da ac 5f  bb 29 07 30 ff f6 84 af  |.bC.(.._.).0....|
000002c0  c4 cf c2 ed 90 99 5f 58  cb 3b 74 08 04 00 80 95  |......_X.;t.....|

00000280  2b 9d ae db 46 06 06 4d  f4 c1 b3 3e c0 d1 bd 42  |+...F..M...>...B|
00000290  d4 db fe 3d 13 60 84 5c  21 d3 3b e9 fa e7 16 03  |...=.`.\!.;.....|
000002a0  03 00 ac 0c 00 00 a8 03  00 1d 20 2f e5 7d a3 47  |.......... /.}.G|
000002b0  cd 62 43 15 28 da ac 5f  bb 29 07 30 ff f6 84 af  |.bC.(.._.).0....|
000002c0  c4 cf c2 ed 90 99 5f 58  cb 3b 74 08 04 00 80 27  |......_X.;t....'|

  public void testToString() {
    stopwatch.start();
    assertEquals("0.000 ns", stopwatch.toString());
    ticker.advance(1);
    assertEquals("1.000 ns", stopwatch.toString());
    ticker.advance(998);
    assertEquals("999.0 ns", stopwatch.toString());
    ticker.advance(1);
    assertEquals("1.000 \u03bcs", stopwatch.toString());
    ticker.advance(1);

        this.jdk = jdk
        this.archiveName = archiveName

        archiveFile = zip(jdk.javaHome, File.createTempFile(archiveName, ".tmp").with {deleteOnExit(); it })
        server = new BlockingHttpServer(1000)
    }

    URI start() {
        server.start()
        server.uri(archiveName)
    }

    void reset() {
        expectHead()
        expectGet()
    }

    void expectHead() {

00000280  2b 9d ae db 46 06 06 4d  f4 c1 b3 3e c0 d1 bd 42  |+...F..M...>...B|
00000290  d4 db fe 3d 13 60 84 5c  21 d3 3b e9 fa e7 16 03  |...=.`.\!.;.....|
000002a0  03 00 ac 0c 00 00 a8 03  00 1d 20 2f e5 7d a3 47  |.......... /.}.G|
000002b0  cd 62 43 15 28 da ac 5f  bb 29 07 30 ff f6 84 af  |.bC.(.._.).0....|
000002c0  c4 cf c2 ed 90 99 5f 58  cb 3b 74 08 04 00 80 49  |......_X.;t....I|

    try {
      for (i in 1..2) {
        // Space out traffic to make it easier to demarcate.
        sendTestRequest(fbRequest)
        Thread.sleep(1000)
        sendTestRequest(twitterRequest)
        Thread.sleep(1000)
        sendTestRequest(googleRequest)
        Thread.sleep(2000)
      }
    } finally {
      client.connectionPool.evictAll()
      client.dispatcher.executorService.shutdownNow()

		// the behavior is verified by researching the source code.
		//
		//	$ bsdtar -tvf pax-global-records.tar
		//	----------  0 0      0           0 Dec 31  1969 file1
		//	----------  0 0      0           0 Dec 31  1969 file2
		//	----------  0 0      0           0 Dec 31  1969 file3
		//	----------  0 0      0           0 May 13  2014 file4
		//
		// GNU tar v1.27.1 applies global headers to subsequent records,

		k := next[int]()
		v := next[int32]()
		m[k] = v
		c.Put(k, v)
	}

	// Overwrite a random 20% of those.
	n := 0
	for k := range m {
		v := next[int32]()
		m[k] = v
		c.Put(k, v)
		if n++; n >= 2000 {
			break
		}
	}

	// Check results.
	for k, v := range m {
		if cv := c.Get(k); cv != v {
			t.Fatalf("c.Get(%v) = %v, want %v", str(k), str(cv), str(v))
		}
	}

	c.Clear()
	for k := range m {