1 /*
2 * Copyright (C) 2013 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <gtest/gtest.h>
18
19 #include <errno.h>
20 #include <sys/syscall.h>
21 #include <sys/time.h>
22
23 #include "TemporaryFile.h"
24
25 // http://b/11383777
TEST(sys_time,utimes_nullptr)26 TEST(sys_time, utimes_nullptr) {
27 TemporaryFile tf;
28 ASSERT_EQ(0, utimes(tf.filename, nullptr));
29 }
30
TEST(sys_time,utimes_EINVAL)31 TEST(sys_time, utimes_EINVAL) {
32 TemporaryFile tf;
33
34 timeval tv[2] = {};
35
36 tv[0].tv_usec = -123;
37 ASSERT_EQ(-1, utimes(tf.filename, tv));
38 ASSERT_EQ(EINVAL, errno);
39 tv[0].tv_usec = 1234567;
40 ASSERT_EQ(-1, utimes(tf.filename, tv));
41 ASSERT_EQ(EINVAL, errno);
42
43 tv[0].tv_usec = 0;
44
45 tv[1].tv_usec = -123;
46 ASSERT_EQ(-1, utimes(tf.filename, tv));
47 ASSERT_EQ(EINVAL, errno);
48 tv[1].tv_usec = 1234567;
49 ASSERT_EQ(-1, utimes(tf.filename, tv));
50 ASSERT_EQ(EINVAL, errno);
51 }
52
TEST(sys_time,futimes_nullptr)53 TEST(sys_time, futimes_nullptr) {
54 TemporaryFile tf;
55 ASSERT_EQ(0, futimes(tf.fd, nullptr));
56 }
57
TEST(sys_time,futimes_EINVAL)58 TEST(sys_time, futimes_EINVAL) {
59 TemporaryFile tf;
60
61 timeval tv[2] = {};
62
63 tv[0].tv_usec = -123;
64 ASSERT_EQ(-1, futimes(tf.fd, tv));
65 ASSERT_EQ(EINVAL, errno);
66 tv[0].tv_usec = 1234567;
67 ASSERT_EQ(-1, futimes(tf.fd, tv));
68 ASSERT_EQ(EINVAL, errno);
69
70 tv[0].tv_usec = 0;
71
72 tv[1].tv_usec = -123;
73 ASSERT_EQ(-1, futimes(tf.fd, tv));
74 ASSERT_EQ(EINVAL, errno);
75 tv[1].tv_usec = 1234567;
76 ASSERT_EQ(-1, futimes(tf.fd, tv));
77 ASSERT_EQ(EINVAL, errno);
78 }
79
TEST(sys_time,futimesat_nullptr)80 TEST(sys_time, futimesat_nullptr) {
81 TemporaryFile tf;
82 ASSERT_EQ(0, futimesat(AT_FDCWD, tf.filename, nullptr));
83 }
84
TEST(sys_time,futimesat_EINVAL)85 TEST(sys_time, futimesat_EINVAL) {
86 TemporaryFile tf;
87
88 timeval tv[2] = {};
89
90 tv[0].tv_usec = -123;
91 ASSERT_EQ(-1, futimesat(AT_FDCWD, tf.filename, tv));
92 ASSERT_EQ(EINVAL, errno);
93 tv[0].tv_usec = 1234567;
94 ASSERT_EQ(-1, futimesat(AT_FDCWD, tf.filename, tv));
95 ASSERT_EQ(EINVAL, errno);
96
97 tv[0].tv_usec = 0;
98
99 tv[1].tv_usec = -123;
100 ASSERT_EQ(-1, futimesat(AT_FDCWD, tf.filename, tv));
101 ASSERT_EQ(EINVAL, errno);
102 tv[1].tv_usec = 1234567;
103 ASSERT_EQ(-1, futimesat(AT_FDCWD, tf.filename, tv));
104 ASSERT_EQ(EINVAL, errno);
105 }
106
TEST(sys_time,lutimes_nullptr)107 TEST(sys_time, lutimes_nullptr) {
108 TemporaryFile tf;
109 ASSERT_EQ(0, lutimes(tf.filename, nullptr));
110 }
111
TEST(sys_time,lutimes_EINVAL)112 TEST(sys_time, lutimes_EINVAL) {
113 TemporaryFile tf;
114
115 timeval tv[2] = {};
116
117 tv[0].tv_usec = -123;
118 ASSERT_EQ(-1, lutimes(tf.filename, tv));
119 ASSERT_EQ(EINVAL, errno);
120 tv[0].tv_usec = 1234567;
121 ASSERT_EQ(-1, lutimes(tf.filename, tv));
122 ASSERT_EQ(EINVAL, errno);
123
124 tv[0].tv_usec = 0;
125
126 tv[1].tv_usec = -123;
127 ASSERT_EQ(-1, lutimes(tf.filename, tv));
128 ASSERT_EQ(EINVAL, errno);
129 tv[1].tv_usec = 1234567;
130 ASSERT_EQ(-1, lutimes(tf.filename, tv));
131 ASSERT_EQ(EINVAL, errno);
132 }
133
TEST(sys_time,gettimeofday)134 TEST(sys_time, gettimeofday) {
135 // Try to ensure that our vdso gettimeofday is working.
136 timeval tv1;
137 ASSERT_EQ(0, gettimeofday(&tv1, NULL));
138 timeval tv2;
139 ASSERT_EQ(0, syscall(__NR_gettimeofday, &tv2, NULL));
140
141 // What's the difference between the two?
142 tv2.tv_sec -= tv1.tv_sec;
143 tv2.tv_usec -= tv1.tv_usec;
144 if (tv2.tv_usec < 0) {
145 --tv2.tv_sec;
146 tv2.tv_usec += 1000000;
147 }
148
149 // Should be less than (a very generous, to try to avoid flakiness) 2ms (2000us).
150 ASSERT_EQ(0, tv2.tv_sec);
151 ASSERT_LT(tv2.tv_usec, 2000);
152 }
153