source: test/test-time.c @ 17f954f

4.0.1-hotfixescachetimestampsdevelopdpdk-ndagetsilivegetfragoffhelplibtrace4ndag_formatpfringrc-4.0.1rc-4.0.2rc-4.0.3rc-4.0.4ringdecrementfixringperformanceringtimestampfixes
Last change on this file since 17f954f was 6a38a7e, checked in by Shane Alcock <salcock@…>, 7 years ago

Allow a bit more leeway in the test-time unit test

Floating point division is not particularly precise on some
systems...

  • Property mode set to 100644
File size: 3.7 KB
Line 
1/*
2 * This file is part of libtrace
3 *
4 * Copyright (c) 2007 The University of Waikato, Hamilton, New Zealand.
5 * Authors: Daniel Lawson
6 *          Perry Lorier
7 *         
8 * All rights reserved.
9 *
10 * This code has been developed by the University of Waikato WAND
11 * research group. For further information please see http://www.wand.net.nz/
12 *
13 * libtrace is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or
16 * (at your option) any later version.
17 *
18 * libtrace is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with libtrace; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
26 *
27 * $Id$
28 *
29 */
30
31
32#include <stdio.h>
33#include <stdlib.h>
34#include <assert.h>
35#include <string.h>
36#include <sys/time.h>
37#include <sys/types.h>
38#include <time.h>
39
40#include <netinet/in.h>
41#include <netinet/in_systm.h>
42#include <netinet/tcp.h>
43#include <netinet/ip.h>
44#include <netinet/ip_icmp.h>
45#include <arpa/inet.h>
46#include <sys/socket.h>
47#include <string.h>
48#include "dagformat.h"
49#include "libtrace.h"
50
51struct libtrace_t *trace;
52
53const char *lookup_uri(const char *type) {
54        if (strchr(type,':'))
55                return type;
56        if (!strcmp(type,"erf"))
57                return "erf:traces/100_packets.erf";
58        if (!strcmp(type,"rawerf"))
59                return "rawerf:traces/100_packets.erf";
60        if (!strcmp(type,"pcap"))
61                return "pcap:traces/100_packets.pcap";
62        if (!strcmp(type,"wtf"))
63                return "wtf:traces/wed.wtf";
64        if (!strcmp(type,"rtclient"))
65                return "rtclient:chasm";
66        if (!strcmp(type,"pcapfile"))
67                return "pcapfile:traces/100_packets.pcap";
68        if (!strcmp(type,"pcapfilens"))
69                return "pcapfile:traces/100_packetsns.pcap";
70        if (!strcmp(type, "duck"))
71                return "duck:traces/100_packets.duck";
72        if (!strcmp(type, "legacyatm"))
73                return "legacyatm:traces/legacyatm.gz";
74        if (!strcmp(type, "legacypos"))
75                return "legacypos:traces/legacypos.gz";
76        if (!strcmp(type, "legacyeth"))
77                return "legacyeth:traces/legacyeth.gz";
78        if (!strcmp(type, "tsh"))
79                return "tsh:traces/10_packets.tsh.gz";
80        return type;
81}
82
83void iferr(libtrace_t *trace)
84{
85        libtrace_err_t err = trace_get_err(trace);
86        if (err.err_num==0)
87                return;
88        printf("Error: %s\n",err.problem);
89        exit(1);
90}
91
92int main(int argc, char *argv[]) {
93        char *uri = lookup_uri(argv[1]);
94        int psize = 0;
95        int error = 0;
96        int count = 0;
97        libtrace_packet_t *packet;
98
99        trace = trace_create(uri);
100        iferr(trace);
101
102        trace_start(trace);
103        iferr(trace);
104       
105        packet=trace_create_packet();
106        for (;;) {
107                double ts;
108                double tsdiff;
109                struct timeval tv;
110                if ((psize = trace_read_packet(trace, packet)) <0) {
111                        error = 1;
112                        break;
113                }
114                if (psize == 0) {
115                        error = 0;
116                        break;
117                }
118                count ++;
119                tv=trace_get_timeval(packet);
120                ts=trace_get_seconds(packet);
121                tsdiff = (tv.tv_sec+tv.tv_usec/1000000.0)-ts;
122                assert(tsdiff > -0.001 && tsdiff < 0.001);
123
124        }
125        trace_destroy_packet(packet);
126        if (error == 0) {
127                if (count == 100) {
128                        printf("success: 100 packets read\n");
129                } else {
130                        printf("failure: 100 packets expected, %d seen\n",count);
131                        error = 1;
132                }
133        } else {
134                iferr(trace);
135        }
136        trace_destroy(trace);
137        return error;
138}
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