1 #include "test/jemalloc_test.h" 2 3 #define BILLION UINT64_C(1000000000) 4 5 TEST_BEGIN(test_nstime_init) { 6 nstime_t nst; 7 8 nstime_init(&nst, 42000000043); 9 expect_u64_eq(nstime_ns(&nst), 42000000043, "ns incorrectly read"); 10 expect_u64_eq(nstime_sec(&nst), 42, "sec incorrectly read"); 11 expect_u64_eq(nstime_nsec(&nst), 43, "nsec incorrectly read"); 12 } 13 TEST_END 14 15 TEST_BEGIN(test_nstime_init2) { 16 nstime_t nst; 17 18 nstime_init2(&nst, 42, 43); 19 expect_u64_eq(nstime_sec(&nst), 42, "sec incorrectly read"); 20 expect_u64_eq(nstime_nsec(&nst), 43, "nsec incorrectly read"); 21 } 22 TEST_END 23 24 TEST_BEGIN(test_nstime_copy) { 25 nstime_t nsta, nstb; 26 27 nstime_init2(&nsta, 42, 43); 28 nstime_init_zero(&nstb); 29 nstime_copy(&nstb, &nsta); 30 expect_u64_eq(nstime_sec(&nstb), 42, "sec incorrectly copied"); 31 expect_u64_eq(nstime_nsec(&nstb), 43, "nsec incorrectly copied"); 32 } 33 TEST_END 34 35 TEST_BEGIN(test_nstime_compare) { 36 nstime_t nsta, nstb; 37 38 nstime_init2(&nsta, 42, 43); 39 nstime_copy(&nstb, &nsta); 40 expect_d_eq(nstime_compare(&nsta, &nstb), 0, "Times should be equal"); 41 expect_d_eq(nstime_compare(&nstb, &nsta), 0, "Times should be equal"); 42 43 nstime_init2(&nstb, 42, 42); 44 expect_d_eq(nstime_compare(&nsta, &nstb), 1, 45 "nsta should be greater than nstb"); 46 expect_d_eq(nstime_compare(&nstb, &nsta), -1, 47 "nstb should be less than nsta"); 48 49 nstime_init2(&nstb, 42, 44); 50 expect_d_eq(nstime_compare(&nsta, &nstb), -1, 51 "nsta should be less than nstb"); 52 expect_d_eq(nstime_compare(&nstb, &nsta), 1, 53 "nstb should be greater than nsta"); 54 55 nstime_init2(&nstb, 41, BILLION - 1); 56 expect_d_eq(nstime_compare(&nsta, &nstb), 1, 57 "nsta should be greater than nstb"); 58 expect_d_eq(nstime_compare(&nstb, &nsta), -1, 59 "nstb should be less than nsta"); 60 61 nstime_init2(&nstb, 43, 0); 62 expect_d_eq(nstime_compare(&nsta, &nstb), -1, 63 "nsta should be less than nstb"); 64 expect_d_eq(nstime_compare(&nstb, &nsta), 1, 65 "nstb should be greater than nsta"); 66 } 67 TEST_END 68 69 TEST_BEGIN(test_nstime_add) { 70 nstime_t nsta, nstb; 71 72 nstime_init2(&nsta, 42, 43); 73 nstime_copy(&nstb, &nsta); 74 nstime_add(&nsta, &nstb); 75 nstime_init2(&nstb, 84, 86); 76 expect_d_eq(nstime_compare(&nsta, &nstb), 0, 77 "Incorrect addition result"); 78 79 nstime_init2(&nsta, 42, BILLION - 1); 80 nstime_copy(&nstb, &nsta); 81 nstime_add(&nsta, &nstb); 82 nstime_init2(&nstb, 85, BILLION - 2); 83 expect_d_eq(nstime_compare(&nsta, &nstb), 0, 84 "Incorrect addition result"); 85 } 86 TEST_END 87 88 TEST_BEGIN(test_nstime_iadd) { 89 nstime_t nsta, nstb; 90 91 nstime_init2(&nsta, 42, BILLION - 1); 92 nstime_iadd(&nsta, 1); 93 nstime_init2(&nstb, 43, 0); 94 expect_d_eq(nstime_compare(&nsta, &nstb), 0, 95 "Incorrect addition result"); 96 97 nstime_init2(&nsta, 42, 1); 98 nstime_iadd(&nsta, BILLION + 1); 99 nstime_init2(&nstb, 43, 2); 100 expect_d_eq(nstime_compare(&nsta, &nstb), 0, 101 "Incorrect addition result"); 102 } 103 TEST_END 104 105 TEST_BEGIN(test_nstime_subtract) { 106 nstime_t nsta, nstb; 107 108 nstime_init2(&nsta, 42, 43); 109 nstime_copy(&nstb, &nsta); 110 nstime_subtract(&nsta, &nstb); 111 nstime_init_zero(&nstb); 112 expect_d_eq(nstime_compare(&nsta, &nstb), 0, 113 "Incorrect subtraction result"); 114 115 nstime_init2(&nsta, 42, 43); 116 nstime_init2(&nstb, 41, 44); 117 nstime_subtract(&nsta, &nstb); 118 nstime_init2(&nstb, 0, BILLION - 1); 119 expect_d_eq(nstime_compare(&nsta, &nstb), 0, 120 "Incorrect subtraction result"); 121 } 122 TEST_END 123 124 TEST_BEGIN(test_nstime_isubtract) { 125 nstime_t nsta, nstb; 126 127 nstime_init2(&nsta, 42, 43); 128 nstime_isubtract(&nsta, 42*BILLION + 43); 129 nstime_init_zero(&nstb); 130 expect_d_eq(nstime_compare(&nsta, &nstb), 0, 131 "Incorrect subtraction result"); 132 133 nstime_init2(&nsta, 42, 43); 134 nstime_isubtract(&nsta, 41*BILLION + 44); 135 nstime_init2(&nstb, 0, BILLION - 1); 136 expect_d_eq(nstime_compare(&nsta, &nstb), 0, 137 "Incorrect subtraction result"); 138 } 139 TEST_END 140 141 TEST_BEGIN(test_nstime_imultiply) { 142 nstime_t nsta, nstb; 143 144 nstime_init2(&nsta, 42, 43); 145 nstime_imultiply(&nsta, 10); 146 nstime_init2(&nstb, 420, 430); 147 expect_d_eq(nstime_compare(&nsta, &nstb), 0, 148 "Incorrect multiplication result"); 149 150 nstime_init2(&nsta, 42, 666666666); 151 nstime_imultiply(&nsta, 3); 152 nstime_init2(&nstb, 127, 999999998); 153 expect_d_eq(nstime_compare(&nsta, &nstb), 0, 154 "Incorrect multiplication result"); 155 } 156 TEST_END 157 158 TEST_BEGIN(test_nstime_idivide) { 159 nstime_t nsta, nstb; 160 161 nstime_init2(&nsta, 42, 43); 162 nstime_copy(&nstb, &nsta); 163 nstime_imultiply(&nsta, 10); 164 nstime_idivide(&nsta, 10); 165 expect_d_eq(nstime_compare(&nsta, &nstb), 0, 166 "Incorrect division result"); 167 168 nstime_init2(&nsta, 42, 666666666); 169 nstime_copy(&nstb, &nsta); 170 nstime_imultiply(&nsta, 3); 171 nstime_idivide(&nsta, 3); 172 expect_d_eq(nstime_compare(&nsta, &nstb), 0, 173 "Incorrect division result"); 174 } 175 TEST_END 176 177 TEST_BEGIN(test_nstime_divide) { 178 nstime_t nsta, nstb, nstc; 179 180 nstime_init2(&nsta, 42, 43); 181 nstime_copy(&nstb, &nsta); 182 nstime_imultiply(&nsta, 10); 183 expect_u64_eq(nstime_divide(&nsta, &nstb), 10, 184 "Incorrect division result"); 185 186 nstime_init2(&nsta, 42, 43); 187 nstime_copy(&nstb, &nsta); 188 nstime_imultiply(&nsta, 10); 189 nstime_init(&nstc, 1); 190 nstime_add(&nsta, &nstc); 191 expect_u64_eq(nstime_divide(&nsta, &nstb), 10, 192 "Incorrect division result"); 193 194 nstime_init2(&nsta, 42, 43); 195 nstime_copy(&nstb, &nsta); 196 nstime_imultiply(&nsta, 10); 197 nstime_init(&nstc, 1); 198 nstime_subtract(&nsta, &nstc); 199 expect_u64_eq(nstime_divide(&nsta, &nstb), 9, 200 "Incorrect division result"); 201 } 202 TEST_END 203 204 void 205 test_nstime_since_once(nstime_t *t) { 206 nstime_t old_t; 207 nstime_copy(&old_t, t); 208 209 uint64_t ns_since = nstime_ns_since(t); 210 nstime_update(t); 211 212 nstime_t new_t; 213 nstime_copy(&new_t, t); 214 nstime_subtract(&new_t, &old_t); 215 216 expect_u64_ge(nstime_ns(&new_t), ns_since, 217 "Incorrect time since result"); 218 } 219 220 TEST_BEGIN(test_nstime_ns_since) { 221 nstime_t t; 222 223 nstime_init_update(&t); 224 for (uint64_t i = 0; i < 10000; i++) { 225 /* Keeps updating t and verifies ns_since is valid. */ 226 test_nstime_since_once(&t); 227 } 228 } 229 TEST_END 230 231 TEST_BEGIN(test_nstime_monotonic) { 232 nstime_monotonic(); 233 } 234 TEST_END 235 236 int 237 main(void) { 238 return test( 239 test_nstime_init, 240 test_nstime_init2, 241 test_nstime_copy, 242 test_nstime_compare, 243 test_nstime_add, 244 test_nstime_iadd, 245 test_nstime_subtract, 246 test_nstime_isubtract, 247 test_nstime_imultiply, 248 test_nstime_idivide, 249 test_nstime_divide, 250 test_nstime_ns_since, 251 test_nstime_monotonic); 252 } 253
Indexes created Tue Feb 24 08:35:24 UTC 2026