1 // Copyright 2010 Google Inc.
2 // All rights reserved.
3 //
4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are
6 // met:
7 //
8 // * Redistributions of source code must retain the above copyright
9 // notice, this list of conditions and the following disclaimer.
10 // * Redistributions in binary form must reproduce the above copyright
11 // notice, this list of conditions and the following disclaimer in the
12 // documentation and/or other materials provided with the distribution.
13 // * Neither the name of Google Inc. nor the names of its contributors
14 // may be used to endorse or promote products derived from this software
15 // without specific prior written permission.
16 //
17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
29 #include "utils/datetime.hpp"
30
31 extern "C" {
32 #include <time.h>
33 #include <unistd.h>
34 }
35
36 #include <sstream>
37
38 #include <atf-c++.hpp>
39
40 namespace datetime = utils::datetime;
41
42
43 ATF_TEST_CASE_WITHOUT_HEAD(delta__defaults);
ATF_TEST_CASE_BODY(delta__defaults)44 ATF_TEST_CASE_BODY(delta__defaults)
45 {
46 const datetime::delta delta;
47 ATF_REQUIRE_EQ(0, delta.seconds);
48 ATF_REQUIRE_EQ(0, delta.useconds);
49 }
50
51
52 ATF_TEST_CASE_WITHOUT_HEAD(delta__overrides);
ATF_TEST_CASE_BODY(delta__overrides)53 ATF_TEST_CASE_BODY(delta__overrides)
54 {
55 const datetime::delta delta(1, 2);
56 ATF_REQUIRE_EQ(1, delta.seconds);
57 ATF_REQUIRE_EQ(2, delta.useconds);
58 }
59
60
61 ATF_TEST_CASE_WITHOUT_HEAD(delta__from_microseconds);
ATF_TEST_CASE_BODY(delta__from_microseconds)62 ATF_TEST_CASE_BODY(delta__from_microseconds)
63 {
64 {
65 const datetime::delta delta = datetime::delta::from_microseconds(0);
66 ATF_REQUIRE_EQ(0, delta.seconds);
67 ATF_REQUIRE_EQ(0, delta.useconds);
68 }
69 {
70 const datetime::delta delta = datetime::delta::from_microseconds(
71 999999);
72 ATF_REQUIRE_EQ(0, delta.seconds);
73 ATF_REQUIRE_EQ(999999, delta.useconds);
74 }
75 {
76 const datetime::delta delta = datetime::delta::from_microseconds(
77 1000000);
78 ATF_REQUIRE_EQ(1, delta.seconds);
79 ATF_REQUIRE_EQ(0, delta.useconds);
80 }
81 {
82 const datetime::delta delta = datetime::delta::from_microseconds(
83 10576293);
84 ATF_REQUIRE_EQ(10, delta.seconds);
85 ATF_REQUIRE_EQ(576293, delta.useconds);
86 }
87 {
88 const datetime::delta delta = datetime::delta::from_microseconds(
89 123456789123456);
90 ATF_REQUIRE_EQ(123456789, delta.seconds);
91 ATF_REQUIRE_EQ(123456, delta.useconds);
92 }
93 }
94
95
96 ATF_TEST_CASE_WITHOUT_HEAD(delta__to_microseconds);
ATF_TEST_CASE_BODY(delta__to_microseconds)97 ATF_TEST_CASE_BODY(delta__to_microseconds)
98 {
99 ATF_REQUIRE_EQ(0, datetime::delta(0, 0).to_microseconds());
100 ATF_REQUIRE_EQ(999999, datetime::delta(0, 999999).to_microseconds());
101 ATF_REQUIRE_EQ(1000000, datetime::delta(1, 0).to_microseconds());
102 ATF_REQUIRE_EQ(10576293, datetime::delta(10, 576293).to_microseconds());
103 ATF_REQUIRE_EQ(11576293, datetime::delta(10, 1576293).to_microseconds());
104 }
105
106
107 ATF_TEST_CASE_WITHOUT_HEAD(delta__equals);
ATF_TEST_CASE_BODY(delta__equals)108 ATF_TEST_CASE_BODY(delta__equals)
109 {
110 ATF_REQUIRE(datetime::delta() == datetime::delta());
111 ATF_REQUIRE(datetime::delta() == datetime::delta(0, 0));
112 ATF_REQUIRE(datetime::delta(1, 2) == datetime::delta(1, 2));
113
114 ATF_REQUIRE(!(datetime::delta() == datetime::delta(0, 1)));
115 ATF_REQUIRE(!(datetime::delta() == datetime::delta(1, 0)));
116 ATF_REQUIRE(!(datetime::delta(1, 2) == datetime::delta(2, 1)));
117 }
118
119
120 ATF_TEST_CASE_WITHOUT_HEAD(delta__differs);
ATF_TEST_CASE_BODY(delta__differs)121 ATF_TEST_CASE_BODY(delta__differs)
122 {
123 ATF_REQUIRE(!(datetime::delta() != datetime::delta()));
124 ATF_REQUIRE(!(datetime::delta() != datetime::delta(0, 0)));
125 ATF_REQUIRE(!(datetime::delta(1, 2) != datetime::delta(1, 2)));
126
127 ATF_REQUIRE(datetime::delta() != datetime::delta(0, 1));
128 ATF_REQUIRE(datetime::delta() != datetime::delta(1, 0));
129 ATF_REQUIRE(datetime::delta(1, 2) != datetime::delta(2, 1));
130 }
131
132
133 ATF_TEST_CASE_WITHOUT_HEAD(delta__addition);
ATF_TEST_CASE_BODY(delta__addition)134 ATF_TEST_CASE_BODY(delta__addition)
135 {
136 using datetime::delta;
137
138 ATF_REQUIRE(delta() == delta() + delta());
139 ATF_REQUIRE(delta(0, 10) == delta() + delta(0, 10));
140 ATF_REQUIRE(delta(10, 0) == delta(10, 0) + delta());
141
142 ATF_REQUIRE(delta(1, 234567) == delta(0, 1234567) + delta());
143 ATF_REQUIRE(delta(12, 34) == delta(10, 20) + delta(2, 14));
144 }
145
146
147 ATF_TEST_CASE_WITHOUT_HEAD(delta__addition_and_set);
ATF_TEST_CASE_BODY(delta__addition_and_set)148 ATF_TEST_CASE_BODY(delta__addition_and_set)
149 {
150 using datetime::delta;
151
152 {
153 delta d;
154 d += delta(3, 5);
155 ATF_REQUIRE(delta(3, 5) == d);
156 }
157 {
158 delta d(1, 2);
159 d += delta(3, 5);
160 ATF_REQUIRE(delta(4, 7) == d);
161 }
162 {
163 delta d(1, 2);
164 ATF_REQUIRE(delta(4, 7) == (d += delta(3, 5)));
165 }
166 }
167
168
169 ATF_TEST_CASE_WITHOUT_HEAD(delta__output);
ATF_TEST_CASE_BODY(delta__output)170 ATF_TEST_CASE_BODY(delta__output)
171 {
172 {
173 std::ostringstream str;
174 str << datetime::delta(15, 8791);
175 ATF_REQUIRE_EQ("15008791us", str.str());
176 }
177 {
178 std::ostringstream str;
179 str << datetime::delta(12345678, 0);
180 ATF_REQUIRE_EQ("12345678000000us", str.str());
181 }
182 }
183
184
185 ATF_TEST_CASE_WITHOUT_HEAD(timestamp__copy);
ATF_TEST_CASE_BODY(timestamp__copy)186 ATF_TEST_CASE_BODY(timestamp__copy)
187 {
188 const datetime::timestamp ts1 = datetime::timestamp::from_values(
189 2011, 2, 16, 19, 15, 30, 0);
190 {
191 const datetime::timestamp ts2 = ts1;
192 const datetime::timestamp ts3 = datetime::timestamp::from_values(
193 2012, 2, 16, 19, 15, 30, 0);
194 ATF_REQUIRE_EQ("2011", ts1.strftime("%Y"));
195 ATF_REQUIRE_EQ("2011", ts2.strftime("%Y"));
196 ATF_REQUIRE_EQ("2012", ts3.strftime("%Y"));
197 }
198 ATF_REQUIRE_EQ("2011", ts1.strftime("%Y"));
199 }
200
201
202 ATF_TEST_CASE_WITHOUT_HEAD(timestamp__from_microseconds);
ATF_TEST_CASE_BODY(timestamp__from_microseconds)203 ATF_TEST_CASE_BODY(timestamp__from_microseconds)
204 {
205 const datetime::timestamp ts = datetime::timestamp::from_microseconds(
206 1328829351987654LL);
207 ATF_REQUIRE_EQ("2012-02-09 23:15:51", ts.strftime("%Y-%m-%d %H:%M:%S"));
208 ATF_REQUIRE_EQ(1328829351987654LL, ts.to_microseconds());
209 ATF_REQUIRE_EQ(1328829351, ts.to_seconds());
210 }
211
212
213 ATF_TEST_CASE_WITHOUT_HEAD(timestamp__now__mock);
ATF_TEST_CASE_BODY(timestamp__now__mock)214 ATF_TEST_CASE_BODY(timestamp__now__mock)
215 {
216 datetime::set_mock_now(2011, 2, 21, 18, 5, 10, 0);
217 ATF_REQUIRE_EQ("2011-02-21 18:05:10",
218 datetime::timestamp::now().strftime("%Y-%m-%d %H:%M:%S"));
219
220 datetime::set_mock_now(2012, 3, 22, 19, 6, 11, 54321);
221 ATF_REQUIRE_EQ("2012-03-22 19:06:11",
222 datetime::timestamp::now().strftime("%Y-%m-%d %H:%M:%S"));
223 ATF_REQUIRE_EQ("2012-03-22 19:06:11",
224 datetime::timestamp::now().strftime("%Y-%m-%d %H:%M:%S"));
225 }
226
227
228 ATF_TEST_CASE_WITHOUT_HEAD(timestamp__now__real);
ATF_TEST_CASE_BODY(timestamp__now__real)229 ATF_TEST_CASE_BODY(timestamp__now__real)
230 {
231 // This test is might fail if we happen to run at the crossing of one
232 // day to the other and the two measures we pick of the current time
233 // differ. This is so unlikely that I haven't bothered to do this in any
234 // other way.
235
236 const time_t just_before = ::time(NULL);
237 const datetime::timestamp now = datetime::timestamp::now();
238
239 ::tm data;
240 char buf[1024];
241 ATF_REQUIRE(::gmtime_r(&just_before, &data) != 0);
242 ATF_REQUIRE(::strftime(buf, sizeof(buf), "%Y-%m-%d", &data) != 0);
243 ATF_REQUIRE_EQ(buf, now.strftime("%Y-%m-%d"));
244
245 ATF_REQUIRE(now.strftime("%Z") == "GMT" || now.strftime("%Z") == "UTC");
246 }
247
248
249 ATF_TEST_CASE_WITHOUT_HEAD(timestamp__now__granularity);
ATF_TEST_CASE_BODY(timestamp__now__granularity)250 ATF_TEST_CASE_BODY(timestamp__now__granularity)
251 {
252 const datetime::timestamp first = datetime::timestamp::now();
253 ::usleep(1);
254 const datetime::timestamp second = datetime::timestamp::now();
255 ATF_REQUIRE(first.to_microseconds() != second.to_microseconds());
256 }
257
258
259 ATF_TEST_CASE_WITHOUT_HEAD(timestamp__strftime);
ATF_TEST_CASE_BODY(timestamp__strftime)260 ATF_TEST_CASE_BODY(timestamp__strftime)
261 {
262 const datetime::timestamp ts1 = datetime::timestamp::from_values(
263 2010, 12, 10, 8, 45, 50, 0);
264 ATF_REQUIRE_EQ("2010-12-10", ts1.strftime("%Y-%m-%d"));
265 ATF_REQUIRE_EQ("08:45:50", ts1.strftime("%H:%M:%S"));
266
267 const datetime::timestamp ts2 = datetime::timestamp::from_values(
268 2011, 2, 16, 19, 15, 30, 0);
269 ATF_REQUIRE_EQ("2011-02-16T19:15:30", ts2.strftime("%Y-%m-%dT%H:%M:%S"));
270 }
271
272
273 ATF_TEST_CASE_WITHOUT_HEAD(timestamp__to_microseconds);
ATF_TEST_CASE_BODY(timestamp__to_microseconds)274 ATF_TEST_CASE_BODY(timestamp__to_microseconds)
275 {
276 const datetime::timestamp ts1 = datetime::timestamp::from_values(
277 2010, 12, 10, 8, 45, 50, 123456);
278 ATF_REQUIRE_EQ(1291970750123456LL, ts1.to_microseconds());
279 }
280
281
282 ATF_TEST_CASE_WITHOUT_HEAD(timestamp__to_seconds);
ATF_TEST_CASE_BODY(timestamp__to_seconds)283 ATF_TEST_CASE_BODY(timestamp__to_seconds)
284 {
285 const datetime::timestamp ts1 = datetime::timestamp::from_values(
286 2010, 12, 10, 8, 45, 50, 123456);
287 ATF_REQUIRE_EQ(1291970750, ts1.to_seconds());
288 }
289
290
291 ATF_TEST_CASE_WITHOUT_HEAD(timestamp__leap_second);
ATF_TEST_CASE_BODY(timestamp__leap_second)292 ATF_TEST_CASE_BODY(timestamp__leap_second)
293 {
294 // This is actually a test for from_values(), which is the function that
295 // includes assertions to validate the input parameters.
296 const datetime::timestamp ts1 = datetime::timestamp::from_values(
297 2012, 6, 30, 23, 59, 60, 543);
298 ATF_REQUIRE_EQ(1341100800, ts1.to_seconds());
299 }
300
301
302 ATF_TEST_CASE_WITHOUT_HEAD(timestamp__equals);
ATF_TEST_CASE_BODY(timestamp__equals)303 ATF_TEST_CASE_BODY(timestamp__equals)
304 {
305 ATF_REQUIRE(datetime::timestamp::from_microseconds(1291970750123456LL) ==
306 datetime::timestamp::from_microseconds(1291970750123456LL));
307 }
308
309
310 ATF_TEST_CASE_WITHOUT_HEAD(timestamp__differs);
ATF_TEST_CASE_BODY(timestamp__differs)311 ATF_TEST_CASE_BODY(timestamp__differs)
312 {
313 ATF_REQUIRE(datetime::timestamp::from_microseconds(1291970750123456LL) !=
314 datetime::timestamp::from_microseconds(1291970750123455LL));
315 }
316
317
318 ATF_TEST_CASE_WITHOUT_HEAD(timestamp__subtraction);
ATF_TEST_CASE_BODY(timestamp__subtraction)319 ATF_TEST_CASE_BODY(timestamp__subtraction)
320 {
321 const datetime::timestamp ts1 = datetime::timestamp::from_microseconds(
322 1291970750123456LL);
323 const datetime::timestamp ts2 = datetime::timestamp::from_microseconds(
324 1291970750123468LL);
325 const datetime::timestamp ts3 = datetime::timestamp::from_microseconds(
326 1291970850123456LL);
327
328 ATF_REQUIRE(datetime::delta(0, 0) == ts1 - ts1);
329 ATF_REQUIRE(datetime::delta(0, 12) == ts2 - ts1);
330 ATF_REQUIRE(datetime::delta(100, 0) == ts3 - ts1);
331 ATF_REQUIRE(datetime::delta(99, 999988) == ts3 - ts2);
332 }
333
334
335 ATF_TEST_CASE_WITHOUT_HEAD(timestamp__output);
ATF_TEST_CASE_BODY(timestamp__output)336 ATF_TEST_CASE_BODY(timestamp__output)
337 {
338 {
339 std::ostringstream str;
340 str << datetime::timestamp::from_microseconds(1291970750123456LL);
341 ATF_REQUIRE_EQ("1291970750123456us", str.str());
342 }
343 {
344 std::ostringstream str;
345 str << datetime::timestamp::from_microseconds(1028309798759812LL);
346 ATF_REQUIRE_EQ("1028309798759812us", str.str());
347 }
348 }
349
350
ATF_INIT_TEST_CASES(tcs)351 ATF_INIT_TEST_CASES(tcs)
352 {
353 ATF_ADD_TEST_CASE(tcs, delta__defaults);
354 ATF_ADD_TEST_CASE(tcs, delta__overrides);
355 ATF_ADD_TEST_CASE(tcs, delta__from_microseconds);
356 ATF_ADD_TEST_CASE(tcs, delta__to_microseconds);
357 ATF_ADD_TEST_CASE(tcs, delta__equals);
358 ATF_ADD_TEST_CASE(tcs, delta__differs);
359 ATF_ADD_TEST_CASE(tcs, delta__addition);
360 ATF_ADD_TEST_CASE(tcs, delta__addition_and_set);
361 ATF_ADD_TEST_CASE(tcs, delta__output);
362
363 ATF_ADD_TEST_CASE(tcs, timestamp__copy);
364 ATF_ADD_TEST_CASE(tcs, timestamp__from_microseconds);
365 ATF_ADD_TEST_CASE(tcs, timestamp__now__mock);
366 ATF_ADD_TEST_CASE(tcs, timestamp__now__real);
367 ATF_ADD_TEST_CASE(tcs, timestamp__now__granularity);
368 ATF_ADD_TEST_CASE(tcs, timestamp__strftime);
369 ATF_ADD_TEST_CASE(tcs, timestamp__to_microseconds);
370 ATF_ADD_TEST_CASE(tcs, timestamp__to_seconds);
371 ATF_ADD_TEST_CASE(tcs, timestamp__leap_second);
372 ATF_ADD_TEST_CASE(tcs, timestamp__equals);
373 ATF_ADD_TEST_CASE(tcs, timestamp__differs);
374 ATF_ADD_TEST_CASE(tcs, timestamp__subtraction);
375 ATF_ADD_TEST_CASE(tcs, timestamp__output);
376 }
377