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 26 TEST(sys_time, utimes_nullptr) { 27 TemporaryFile tf; 28 ASSERT_EQ(0, utimes(tf.filename, nullptr)); 29 } 30 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 53 TEST(sys_time, futimes_nullptr) { 54 TemporaryFile tf; 55 ASSERT_EQ(0, futimes(tf.fd, nullptr)); 56 } 57 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 80 TEST(sys_time, futimesat_nullptr) { 81 TemporaryFile tf; 82 ASSERT_EQ(0, futimesat(AT_FDCWD, tf.filename, nullptr)); 83 } 84 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 } 106 107 TEST(sys_time, lutimes_nullptr) { 108 TemporaryFile tf; 109 ASSERT_EQ(0, lutimes(tf.filename, nullptr)); 110 } 111 112 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 } 133 134 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
