1 // Protocol Buffers - Google's data interchange format
2 // Copyright 2008 Google Inc. All rights reserved.
3 // https://developers.google.com/protocol-buffers/
4 //
5 // Redistribution and use in source and binary forms, with or without
6 // modification, are permitted provided that the following conditions are
7 // met:
8 //
9 // * Redistributions of source code must retain the above copyright
10 // notice, this list of conditions and the following disclaimer.
11 // * Redistributions in binary form must reproduce the above
12 // copyright notice, this list of conditions and the following disclaimer
13 // in the documentation and/or other materials provided with the
14 // distribution.
15 // * Neither the name of Google Inc. nor the names of its
16 // contributors may be used to endorse or promote products derived from
17 // this software without specific prior written permission.
18 //
19 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 #include <google/protobuf/stubs/time.h>
31
32 #include <google/protobuf/testing/googletest.h>
33 #include <gtest/gtest.h>
34
35 namespace google {
36 namespace protobuf {
37 namespace internal {
38 namespace {
39 static const int64 kSecondsPerDay = 3600 * 24;
40
41 // For DateTime, tests will mostly focuse on the date part because that's
42 // the tricky one.
CreateTimestamp(int year,int month,int day)43 int64 CreateTimestamp(int year, int month, int day) {
44 DateTime time;
45 time.year = year;
46 time.month = month;
47 time.day = day;
48 time.hour = time.minute = time.second = 0;
49 int64 result;
50 GOOGLE_CHECK(DateTimeToSeconds(time, &result));
51 // Check that a roundtrip produces the same result.
52 GOOGLE_CHECK(SecondsToDateTime(result, &time));
53 GOOGLE_CHECK(time.year == year);
54 GOOGLE_CHECK(time.month == month);
55 GOOGLE_CHECK(time.day == day);
56 return result;
57 }
58
TEST(DateTimeTest,SimpleTime)59 TEST(DateTimeTest, SimpleTime) {
60 DateTime time;
61 ASSERT_TRUE(SecondsToDateTime(1, &time));
62 EXPECT_EQ(1970, time.year);
63 EXPECT_EQ(1, time.month);
64 EXPECT_EQ(1, time.day);
65 EXPECT_EQ(0, time.hour);
66 EXPECT_EQ(0, time.minute);
67 EXPECT_EQ(1, time.second);
68 int64 seconds;
69 ASSERT_TRUE(DateTimeToSeconds(time, &seconds));
70 EXPECT_EQ(1, seconds);
71
72 ASSERT_TRUE(SecondsToDateTime(-1, &time));
73 EXPECT_EQ(1969, time.year);
74 EXPECT_EQ(12, time.month);
75 EXPECT_EQ(31, time.day);
76 EXPECT_EQ(23, time.hour);
77 EXPECT_EQ(59, time.minute);
78 EXPECT_EQ(59, time.second);
79 ASSERT_TRUE(DateTimeToSeconds(time, &seconds));
80 EXPECT_EQ(-1, seconds);
81
82 DateTime start, end;
83 start.year = 1;
84 start.month = 1;
85 start.day = 1;
86 start.hour = 0;
87 start.minute = 0;
88 start.second = 0;
89 end.year = 9999;
90 end.month = 12;
91 end.day = 31;
92 end.hour = 23;
93 end.minute = 59;
94 end.second = 59;
95 int64 start_time, end_time;
96 ASSERT_TRUE(DateTimeToSeconds(start, &start_time));
97 ASSERT_TRUE(DateTimeToSeconds(end, &end_time));
98 EXPECT_EQ(315537897599LL, end_time - start_time);
99 ASSERT_TRUE(SecondsToDateTime(start_time, &time));
100 ASSERT_TRUE(DateTimeToSeconds(time, &seconds));
101 EXPECT_EQ(start_time, seconds);
102 ASSERT_TRUE(SecondsToDateTime(end_time, &time));
103 ASSERT_TRUE(DateTimeToSeconds(time, &seconds));
104 EXPECT_EQ(end_time, seconds);
105 }
106
TEST(DateTimeTest,DayInMonths)107 TEST(DateTimeTest, DayInMonths) {
108 // Check that month boundaries are handled correctly.
109 EXPECT_EQ(kSecondsPerDay,
110 CreateTimestamp(2015, 1, 1) - CreateTimestamp(2014, 12, 31));
111 EXPECT_EQ(kSecondsPerDay,
112 CreateTimestamp(2015, 2, 1) - CreateTimestamp(2015, 1, 31));
113 EXPECT_EQ(kSecondsPerDay,
114 CreateTimestamp(2015, 3, 1) - CreateTimestamp(2015, 2, 28));
115 EXPECT_EQ(kSecondsPerDay,
116 CreateTimestamp(2015, 4, 1) - CreateTimestamp(2015, 3, 31));
117 EXPECT_EQ(kSecondsPerDay,
118 CreateTimestamp(2015, 5, 1) - CreateTimestamp(2015, 4, 30));
119 EXPECT_EQ(kSecondsPerDay,
120 CreateTimestamp(2015, 6, 1) - CreateTimestamp(2015, 5, 31));
121 EXPECT_EQ(kSecondsPerDay,
122 CreateTimestamp(2015, 7, 1) - CreateTimestamp(2015, 6, 30));
123 EXPECT_EQ(kSecondsPerDay,
124 CreateTimestamp(2015, 8, 1) - CreateTimestamp(2015, 7, 31));
125 EXPECT_EQ(kSecondsPerDay,
126 CreateTimestamp(2015, 9, 1) - CreateTimestamp(2015, 8, 31));
127 EXPECT_EQ(kSecondsPerDay,
128 CreateTimestamp(2015, 10, 1) - CreateTimestamp(2015, 9, 30));
129 EXPECT_EQ(kSecondsPerDay,
130 CreateTimestamp(2015, 11, 1) - CreateTimestamp(2015, 10, 31));
131 EXPECT_EQ(kSecondsPerDay,
132 CreateTimestamp(2015, 12, 1) - CreateTimestamp(2015, 11, 30));
133 EXPECT_EQ(kSecondsPerDay,
134 CreateTimestamp(2016, 1, 1) - CreateTimestamp(2015, 12, 31));
135 }
136
TEST(DateTimeTest,LeapYear)137 TEST(DateTimeTest, LeapYear) {
138 // Non-leap year.
139 EXPECT_EQ(kSecondsPerDay,
140 CreateTimestamp(2015, 3, 1) - CreateTimestamp(2015, 2, 28));
141 // Leap year.
142 EXPECT_EQ(kSecondsPerDay,
143 CreateTimestamp(2016, 3, 1) - CreateTimestamp(2016, 2, 29));
144 // Non-leap year.
145 EXPECT_EQ(kSecondsPerDay,
146 CreateTimestamp(2100, 3, 1) - CreateTimestamp(2100, 2, 28));
147 // Leap year.
148 EXPECT_EQ(kSecondsPerDay,
149 CreateTimestamp(2400, 3, 1) - CreateTimestamp(2400, 2, 29));
150 }
151
TEST(DateTimeTest,WrongDays)152 TEST(DateTimeTest, WrongDays) {
153 int64 seconds;
154 DateTime time;
155 time.hour = 0;
156 time.minute = 0;
157 time.second = 0;
158 time.month = 2;
159
160 // Non-leap year.
161 time.year = 2015;
162 time.day = 29;
163 ASSERT_FALSE(DateTimeToSeconds(time, &seconds));
164
165 // Leap year.
166 time.year = 2016;
167 time.day = 29;
168 ASSERT_TRUE(DateTimeToSeconds(time, &seconds));
169 time.day = 30;
170 ASSERT_FALSE(DateTimeToSeconds(time, &seconds));
171
172 // Non-leap year.
173 time.year = 2100;
174 time.day = 29;
175 ASSERT_FALSE(DateTimeToSeconds(time, &seconds));
176
177 // Leap year.
178 time.year = 2400;
179 time.day = 29;
180 ASSERT_TRUE(DateTimeToSeconds(time, &seconds));
181 time.day = 30;
182 ASSERT_FALSE(DateTimeToSeconds(time, &seconds));
183
184 // Non-february
185 time.year = 2015;
186 time.month = 1;
187 time.day = 0;
188 ASSERT_FALSE(DateTimeToSeconds(time, &seconds));
189 time.day = 1;
190 ASSERT_TRUE(DateTimeToSeconds(time, &seconds));
191 time.day = 31;
192 ASSERT_TRUE(DateTimeToSeconds(time, &seconds));
193 time.day = 32;
194 ASSERT_FALSE(DateTimeToSeconds(time, &seconds));
195
196 // Bad month
197 time.year = 2015;
198 time.month = 0;
199 time.day = 1;
200 ASSERT_FALSE(DateTimeToSeconds(time, &seconds));
201 time.month = 13;
202 ASSERT_FALSE(DateTimeToSeconds(time, &seconds));
203 }
204
TEST(DateTimeTest,StringFormat)205 TEST(DateTimeTest, StringFormat) {
206 DateTime start, end;
207 start.year = 1;
208 start.month = 1;
209 start.day = 1;
210 start.hour = 0;
211 start.minute = 0;
212 start.second = 0;
213 end.year = 9999;
214 end.month = 12;
215 end.day = 31;
216 end.hour = 23;
217 end.minute = 59;
218 end.second = 59;
219 int64 start_time, end_time;
220 ASSERT_TRUE(DateTimeToSeconds(start, &start_time));
221 ASSERT_TRUE(DateTimeToSeconds(end, &end_time));
222
223 EXPECT_EQ("0001-01-01T00:00:00Z", FormatTime(start_time, 0));
224 EXPECT_EQ("9999-12-31T23:59:59Z", FormatTime(end_time, 0));
225
226 // Make sure the nanoseconds part is formated correctly.
227 EXPECT_EQ("1970-01-01T00:00:00.010Z", FormatTime(0, 10000000));
228 EXPECT_EQ("1970-01-01T00:00:00.000010Z", FormatTime(0, 10000));
229 EXPECT_EQ("1970-01-01T00:00:00.000000010Z", FormatTime(0, 10));
230 }
231
TEST(DateTimeTest,ParseString)232 TEST(DateTimeTest, ParseString) {
233 int64 seconds;
234 int32 nanos;
235 ASSERT_TRUE(ParseTime("0001-01-01T00:00:00Z", &seconds, &nanos));
236 EXPECT_EQ("0001-01-01T00:00:00Z", FormatTime(seconds, nanos));
237 ASSERT_TRUE(ParseTime("9999-12-31T23:59:59.999999999Z", &seconds, &nanos));
238 EXPECT_EQ("9999-12-31T23:59:59.999999999Z", FormatTime(seconds, nanos));
239
240 // Test time zone offsets.
241 ASSERT_TRUE(ParseTime("1970-01-01T00:00:00-08:00", &seconds, &nanos));
242 EXPECT_EQ("1970-01-01T08:00:00Z", FormatTime(seconds, nanos));
243 ASSERT_TRUE(ParseTime("1970-01-01T00:00:00+08:00", &seconds, &nanos));
244 EXPECT_EQ("1969-12-31T16:00:00Z", FormatTime(seconds, nanos));
245
246 // Test nanoseconds.
247 ASSERT_TRUE(ParseTime("1970-01-01T00:00:00.01Z", &seconds, &nanos));
248 EXPECT_EQ("1970-01-01T00:00:00.010Z", FormatTime(seconds, nanos));
249 ASSERT_TRUE(ParseTime("1970-01-01T00:00:00.00001-08:00", &seconds, &nanos));
250 EXPECT_EQ("1970-01-01T08:00:00.000010Z", FormatTime(seconds, nanos));
251 ASSERT_TRUE(ParseTime("1970-01-01T00:00:00.00000001+08:00", &seconds, &nanos));
252 EXPECT_EQ("1969-12-31T16:00:00.000000010Z", FormatTime(seconds, nanos));
253 // Fractional parts less than 1 nanosecond will be ignored.
254 ASSERT_TRUE(ParseTime("1970-01-01T00:00:00.0123456789Z", &seconds, &nanos));
255 EXPECT_EQ("1970-01-01T00:00:00.012345678Z", FormatTime(seconds, nanos));
256 }
257
258 } // namespace
259 } // namespace internal
260 } // namespace protobuf
261 } // namespace google
262