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 GNUNET_log_skip (1, GNUNET_NO);
68 last = GNUNET_TIME_relative_to_absolute (rel);
69 GNUNET_assert (last.value == GNUNET_TIME_UNIT_FOREVER_ABS.value);
70 GNUNET_log_skip (0, GNUNET_YES);
72 /*check relative to absolute*/
74 GNUNET_assert (GNUNET_TIME_absolute_get ().value ==
75 GNUNET_TIME_relative_to_absolute(rel).value);
77 rel.value = UINT64_MAX;
78 GNUNET_assert (GNUNET_TIME_absolute_get_forever ().value ==
79 GNUNET_TIME_relative_to_absolute(rel).value);
80 /* check overflow for r2a */
81 rel.value = (UINT64_MAX) - 1024;
82 GNUNET_log_skip (1, GNUNET_NO);
83 last = GNUNET_TIME_relative_to_absolute (rel);
84 GNUNET_log_skip (0, GNUNET_NO);
85 GNUNET_assert (last.value == GNUNET_TIME_UNIT_FOREVER_ABS.value);
87 /* check overflow for relative add */
88 GNUNET_log_skip (1, GNUNET_NO);
89 rel = GNUNET_TIME_relative_add (rel, rel);
90 GNUNET_log_skip (0, GNUNET_NO);
91 GNUNET_assert (rel.value == GNUNET_TIME_UNIT_FOREVER_REL.value);
93 GNUNET_log_skip (1, GNUNET_NO);
94 rel = GNUNET_TIME_relative_add (relForever, relForever);
95 GNUNET_log_skip (0, GNUNET_NO);
96 GNUNET_assert (rel.value == relForever.value);
98 GNUNET_log_skip (1, GNUNET_NO);
99 rel = GNUNET_TIME_relative_add (relUnit, relUnit);
100 GNUNET_assert (rel.value == 2 * relUnit.value);
102 /* check relation check in get_duration */
103 future.value = now.value + 1000000;
104 GNUNET_assert (GNUNET_TIME_absolute_get_difference (now, future).value ==
106 GNUNET_assert (GNUNET_TIME_absolute_get_difference (future, now).value ==
109 GNUNET_assert (GNUNET_TIME_absolute_get_difference (zero, forever).value ==
112 past.value = now.value - 1000000;
113 rel = GNUNET_TIME_absolute_get_duration (future);
114 GNUNET_assert (rel.value == 0);
115 rel = GNUNET_TIME_absolute_get_duration (past);
116 GNUNET_assert (rel.value >= 1000000);
118 /* check get remaining */
119 rel = GNUNET_TIME_absolute_get_remaining (now);
120 GNUNET_assert (rel.value == 0);
121 rel = GNUNET_TIME_absolute_get_remaining (past);
122 GNUNET_assert (rel.value == 0);
123 rel = GNUNET_TIME_absolute_get_remaining (future);
124 GNUNET_assert (rel.value > 0);
125 GNUNET_assert (rel.value <= 1000000);
126 forever = GNUNET_TIME_absolute_get_forever ();
127 GNUNET_assert (GNUNET_TIME_relative_get_forever ().value ==
128 GNUNET_TIME_absolute_get_remaining (forever).value);
130 /* check endianess */
131 reln = GNUNET_TIME_relative_hton (rel);
132 GNUNET_assert (rel.value == GNUNET_TIME_relative_ntoh (reln).value);
133 nown = GNUNET_TIME_absolute_hton (now);
134 GNUNET_assert (now.value == GNUNET_TIME_absolute_ntoh (nown).value);
136 /* check absolute addition */
137 future = GNUNET_TIME_absolute_add (now, GNUNET_TIME_UNIT_SECONDS);
138 GNUNET_assert (future.value == now.value + 1000);
140 future = GNUNET_TIME_absolute_add (forever, GNUNET_TIME_UNIT_ZERO);
141 GNUNET_assert (future.value == forever.value);
143 rel.value = (UINT64_MAX) - 1024;
144 now.value = rel.value;
145 future = GNUNET_TIME_absolute_add (now, rel);
146 GNUNET_assert (future.value == forever.value);
149 future = GNUNET_TIME_absolute_add (now, GNUNET_TIME_UNIT_ZERO);
150 GNUNET_assert (future.value == now.value);
152 GNUNET_assert (forever.value ==
153 GNUNET_TIME_absolute_subtract (forever,
154 GNUNET_TIME_UNIT_MINUTES).value);
155 /*check absolute subtract*/
158 GNUNET_assert (GNUNET_TIME_UNIT_ZERO_ABS.value ==
159 (GNUNET_TIME_absolute_subtract(now,rel)).value);
161 GNUNET_assert (40000 ==
162 (GNUNET_TIME_absolute_subtract(now,rel)).value);
164 /*check relative divide*/
165 GNUNET_assert(GNUNET_TIME_UNIT_FOREVER_REL.value ==
166 (GNUNET_TIME_relative_divide (rel,0)).value);
168 rel = GNUNET_TIME_UNIT_FOREVER_REL;
169 GNUNET_assert(GNUNET_TIME_UNIT_FOREVER_REL.value ==
170 (GNUNET_TIME_relative_divide (rel,2)).value);
172 rel = GNUNET_TIME_relative_divide (relUnit,2);
173 GNUNET_assert(rel.value == relUnit.value / 2);
176 /* check Return absolute time of 0ms*/
177 zero = GNUNET_TIME_absolute_get_zero ();
179 /* check GNUNET_TIME_calculate_eta */
180 last.value = GNUNET_TIME_absolute_get ().value - 1024;
181 forever = GNUNET_TIME_absolute_get_forever ();
182 forever.value = forever.value - 1024;
183 GNUNET_assert(GNUNET_TIME_absolute_get_zero ().value ==
184 GNUNET_TIME_calculate_eta (forever, 50000, 100000).value);
186 GNUNET_log_skip (1, GNUNET_NO);
187 GNUNET_assert(GNUNET_TIME_UNIT_ZERO.value ==
188 (GNUNET_TIME_calculate_eta (last, 60000, 50000)).value);
189 GNUNET_log_skip (0, GNUNET_YES);
191 GNUNET_assert(GNUNET_TIME_UNIT_FOREVER_REL.value ==
192 (GNUNET_TIME_calculate_eta (last, 0, 50000)).value);
194 /*check relative subtract*/
195 now = GNUNET_TIME_absolute_get ();
196 rel.value = now.value;
197 relForever.value = rel.value + 1024;
198 GNUNET_assert(1024 ==
199 GNUNET_TIME_relative_subtract(relForever,rel).value);
201 GNUNET_assert(GNUNET_TIME_relative_get_zero ().value ==
202 GNUNET_TIME_relative_subtract(rel,relForever).value);
204 rel.value = UINT64_MAX;
205 GNUNET_assert(GNUNET_TIME_relative_get_forever ().value ==
206 GNUNET_TIME_relative_subtract(rel,relForever).value);
208 /*check GNUNET_TIME_relative_min*/
209 now = GNUNET_TIME_absolute_get ();
210 rel.value = now.value;
211 relForever.value = rel.value - 1024;
212 GNUNET_assert(relForever.value == GNUNET_TIME_relative_min(rel,relForever).value);
214 /*check GNUNET_TIME_relative_max */
215 GNUNET_assert(rel.value == GNUNET_TIME_relative_max(rel,relForever).value);
217 /*check GNUNET_TIME_absolute_min*/
218 now = GNUNET_TIME_absolute_get ();
219 last.value = now.value - 1024;
220 GNUNET_assert(last.value == GNUNET_TIME_absolute_min(now,last).value);
222 /*check GNUNET_TIME_absolute_max*/
223 GNUNET_assert(now.value == GNUNET_TIME_absolute_max(now,last).value);
229 main (int argc, char *argv[])
233 GNUNET_log_setup ("test-time", "WARNING", NULL);
239 /* end of test_time.c */