2 This file is part of GNUnet.
3 (C) 2001, 2002, 2003, 2004, 2006, 2009 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
21 * @file util/test_time.c
22 * @brief testcase for time.c
25 #include "gnunet_common.h"
26 #include "gnunet_time_lib.h"
28 #define VERBOSE GNUNET_NO
33 struct GNUNET_TIME_Absolute now;
34 struct GNUNET_TIME_AbsoluteNBO nown;
35 struct GNUNET_TIME_Absolute future;
36 struct GNUNET_TIME_Absolute past;
37 struct GNUNET_TIME_Absolute last;
38 struct GNUNET_TIME_Absolute forever;
39 struct GNUNET_TIME_Absolute zero;
40 struct GNUNET_TIME_Relative rel;
41 struct GNUNET_TIME_Relative relForever;
42 struct GNUNET_TIME_Relative relUnit;
43 struct GNUNET_TIME_RelativeNBO reln;
45 forever = GNUNET_TIME_absolute_get_forever ();
46 relForever = GNUNET_TIME_relative_get_forever ();
47 relUnit = GNUNET_TIME_relative_get_unit ();
50 last = now = GNUNET_TIME_absolute_get ();
51 while (now.value == last.value)
52 now = GNUNET_TIME_absolute_get ();
53 GNUNET_assert (now.value > last.value);
55 /* test overflow checking in multiply */
56 rel = GNUNET_TIME_UNIT_SECONDS;
57 GNUNET_log_skip (1, GNUNET_NO);
58 for (i = 0; i < 55; i++)
59 rel = GNUNET_TIME_relative_multiply (rel, 2);
60 GNUNET_log_skip (0, GNUNET_NO);
61 GNUNET_assert (rel.value == GNUNET_TIME_UNIT_FOREVER_REL.value);
63 rel.value = (UINT64_MAX) - 1024;
64 GNUNET_assert (GNUNET_TIME_relative_get_zero ().value == GNUNET_TIME_relative_multiply (rel,0).value);
66 /* test infinity-check for relative to absolute */
67 last = GNUNET_TIME_relative_to_absolute (rel);
68 GNUNET_assert (last.value == GNUNET_TIME_UNIT_FOREVER_ABS.value);
70 /*check relative to absolute*/
72 GNUNET_assert (GNUNET_TIME_absolute_get ().value ==
73 GNUNET_TIME_relative_to_absolute(rel).value);
75 rel.value = UINT64_MAX;
76 GNUNET_assert (GNUNET_TIME_absolute_get_forever ().value ==
77 GNUNET_TIME_relative_to_absolute(rel).value);
78 /* check overflow for r2a */
79 rel.value = (UINT64_MAX) - 1024;
80 GNUNET_log_skip (1, GNUNET_NO);
81 last = GNUNET_TIME_relative_to_absolute (rel);
82 GNUNET_log_skip (0, GNUNET_NO);
83 GNUNET_assert (last.value == GNUNET_TIME_UNIT_FOREVER_ABS.value);
85 /* check overflow for relative add */
86 GNUNET_log_skip (1, GNUNET_NO);
87 rel = GNUNET_TIME_relative_add (rel, rel);
88 GNUNET_log_skip (0, GNUNET_NO);
89 GNUNET_assert (rel.value == GNUNET_TIME_UNIT_FOREVER_REL.value);
91 GNUNET_log_skip (1, GNUNET_NO);
92 rel = GNUNET_TIME_relative_add (relForever, relForever);
93 GNUNET_log_skip (0, GNUNET_NO);
94 GNUNET_assert (rel.value == relForever.value);
96 GNUNET_log_skip (1, GNUNET_NO);
97 rel = GNUNET_TIME_relative_add (relUnit, relUnit);
98 GNUNET_assert (rel.value == 2 * relUnit.value);
100 /* check relation check in get_duration */
101 future.value = now.value + 1000000;
102 GNUNET_assert (GNUNET_TIME_absolute_get_difference (now, future).value ==
104 GNUNET_assert (GNUNET_TIME_absolute_get_difference (future, now).value ==
107 GNUNET_assert (GNUNET_TIME_absolute_get_difference (zero, forever).value ==
110 past.value = now.value - 1000000;
111 rel = GNUNET_TIME_absolute_get_duration (future);
112 GNUNET_assert (rel.value == 0);
113 rel = GNUNET_TIME_absolute_get_duration (past);
114 GNUNET_assert (rel.value >= 1000000);
116 /* check get remaining */
117 rel = GNUNET_TIME_absolute_get_remaining (now);
118 GNUNET_assert (rel.value == 0);
119 rel = GNUNET_TIME_absolute_get_remaining (past);
120 GNUNET_assert (rel.value == 0);
121 rel = GNUNET_TIME_absolute_get_remaining (future);
122 GNUNET_assert (rel.value > 0);
123 GNUNET_assert (rel.value <= 1000000);
124 forever = GNUNET_TIME_absolute_get_forever ();
125 GNUNET_assert (GNUNET_TIME_relative_get_forever ().value ==
126 GNUNET_TIME_absolute_get_remaining (forever).value);
128 /* check endianess */
129 reln = GNUNET_TIME_relative_hton (rel);
130 GNUNET_assert (rel.value == GNUNET_TIME_relative_ntoh (reln).value);
131 nown = GNUNET_TIME_absolute_hton (now);
132 GNUNET_assert (now.value == GNUNET_TIME_absolute_ntoh (nown).value);
134 /* check absolute addition */
135 future = GNUNET_TIME_absolute_add (now, GNUNET_TIME_UNIT_SECONDS);
136 GNUNET_assert (future.value == now.value + 1000);
138 future = GNUNET_TIME_absolute_add (forever, GNUNET_TIME_UNIT_ZERO);
139 GNUNET_assert (future.value == forever.value);
141 rel.value = (UINT64_MAX) - 1024;
142 now.value = rel.value;
143 future = GNUNET_TIME_absolute_add (now, rel);
144 GNUNET_assert (future.value == forever.value);
147 future = GNUNET_TIME_absolute_add (now, GNUNET_TIME_UNIT_ZERO);
148 GNUNET_assert (future.value == now.value);
150 GNUNET_assert (forever.value ==
151 GNUNET_TIME_absolute_subtract (forever,
152 GNUNET_TIME_UNIT_MINUTES).value);
153 /*check absolute subtract*/
156 GNUNET_assert (GNUNET_TIME_UNIT_ZERO_ABS.value ==
157 (GNUNET_TIME_absolute_subtract(now,rel)).value);
159 GNUNET_assert (40000 ==
160 (GNUNET_TIME_absolute_subtract(now,rel)).value);
162 /*check relative divide*/
163 GNUNET_assert(GNUNET_TIME_UNIT_FOREVER_REL.value ==
164 (GNUNET_TIME_relative_divide (rel,0)).value);
166 rel = GNUNET_TIME_UNIT_FOREVER_REL;
167 GNUNET_assert(GNUNET_TIME_UNIT_FOREVER_REL.value ==
168 (GNUNET_TIME_relative_divide (rel,2)).value);
170 rel = GNUNET_TIME_relative_divide (relUnit,2);
171 GNUNET_assert(rel.value == relUnit.value / 2);
174 /* check Return absolute time of 0ms*/
175 zero = GNUNET_TIME_absolute_get_zero ();
177 /* check GNUNET_TIME_calculate_eta */
178 last.value = GNUNET_TIME_absolute_get ().value - 1024;
179 forever = GNUNET_TIME_absolute_get_forever ();
180 forever.value = forever.value - 1024;
181 GNUNET_assert(GNUNET_TIME_absolute_get_zero ().value ==
182 GNUNET_TIME_calculate_eta (forever,50000,100000).value);
184 GNUNET_assert(GNUNET_TIME_UNIT_ZERO.value ==
185 (GNUNET_TIME_calculate_eta (last,60000,50000)).value);
187 GNUNET_assert(GNUNET_TIME_UNIT_FOREVER_REL.value ==
188 (GNUNET_TIME_calculate_eta (last,0,50000)).value);
190 /*check relative subtract*/
191 now = GNUNET_TIME_absolute_get ();
192 rel.value = now.value;
193 relForever.value = rel.value + 1024;
194 GNUNET_assert(1024 ==
195 GNUNET_TIME_relative_subtract(relForever,rel).value);
197 GNUNET_assert(GNUNET_TIME_relative_get_zero ().value ==
198 GNUNET_TIME_relative_subtract(rel,relForever).value);
200 rel.value = UINT64_MAX;
201 GNUNET_assert(GNUNET_TIME_relative_get_forever ().value ==
202 GNUNET_TIME_relative_subtract(rel,relForever).value);
204 /*check GNUNET_TIME_relative_min*/
205 now = GNUNET_TIME_absolute_get ();
206 rel.value = now.value;
207 relForever.value = rel.value - 1024;
208 GNUNET_assert(relForever.value == GNUNET_TIME_relative_min(rel,relForever).value);
210 /*check GNUNET_TIME_relative_max */
211 GNUNET_assert(rel.value == GNUNET_TIME_relative_max(rel,relForever).value);
213 /*check GNUNET_TIME_absolute_min*/
214 now = GNUNET_TIME_absolute_get ();
215 last.value = now.value - 1024;
216 GNUNET_assert(last.value == GNUNET_TIME_absolute_min(now,last).value);
218 /*check GNUNET_TIME_absolute_max*/
219 GNUNET_assert(now.value == GNUNET_TIME_absolute_max(now,last).value);
225 main (int argc, char *argv[])
229 GNUNET_log_setup ("test-time", "WARNING", NULL);
235 /* end of test_time.c */