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#include "test/jemalloc_test.h"
#define BILLION UINT64_C(1000000000)
TEST_BEGIN(test_nstime_init) {
nstime_t nst;
nstime_init(&nst, 42000000043);
expect_u64_eq(nstime_ns(&nst), 42000000043, "ns incorrectly read");
expect_u64_eq(nstime_sec(&nst), 42, "sec incorrectly read");
expect_u64_eq(nstime_nsec(&nst), 43, "nsec incorrectly read");
}
TEST_END
TEST_BEGIN(test_nstime_init2) {
nstime_t nst;
nstime_init2(&nst, 42, 43);
expect_u64_eq(nstime_sec(&nst), 42, "sec incorrectly read");
expect_u64_eq(nstime_nsec(&nst), 43, "nsec incorrectly read");
}
TEST_END
TEST_BEGIN(test_nstime_copy) {
nstime_t nsta, nstb;
nstime_init2(&nsta, 42, 43);
nstime_init_zero(&nstb);
nstime_copy(&nstb, &nsta);
expect_u64_eq(nstime_sec(&nstb), 42, "sec incorrectly copied");
expect_u64_eq(nstime_nsec(&nstb), 43, "nsec incorrectly copied");
}
TEST_END
TEST_BEGIN(test_nstime_compare) {
nstime_t nsta, nstb;
nstime_init2(&nsta, 42, 43);
nstime_copy(&nstb, &nsta);
expect_d_eq(nstime_compare(&nsta, &nstb), 0, "Times should be equal");
expect_d_eq(nstime_compare(&nstb, &nsta), 0, "Times should be equal");
nstime_init2(&nstb, 42, 42);
expect_d_eq(nstime_compare(&nsta, &nstb), 1,
"nsta should be greater than nstb");
expect_d_eq(nstime_compare(&nstb, &nsta), -1,
"nstb should be less than nsta");
nstime_init2(&nstb, 42, 44);
expect_d_eq(nstime_compare(&nsta, &nstb), -1,
"nsta should be less than nstb");
expect_d_eq(nstime_compare(&nstb, &nsta), 1,
"nstb should be greater than nsta");
nstime_init2(&nstb, 41, BILLION - 1);
expect_d_eq(nstime_compare(&nsta, &nstb), 1,
"nsta should be greater than nstb");
expect_d_eq(nstime_compare(&nstb, &nsta), -1,
"nstb should be less than nsta");
nstime_init2(&nstb, 43, 0);
expect_d_eq(nstime_compare(&nsta, &nstb), -1,
"nsta should be less than nstb");
expect_d_eq(nstime_compare(&nstb, &nsta), 1,
"nstb should be greater than nsta");
}
TEST_END
TEST_BEGIN(test_nstime_add) {
nstime_t nsta, nstb;
nstime_init2(&nsta, 42, 43);
nstime_copy(&nstb, &nsta);
nstime_add(&nsta, &nstb);
nstime_init2(&nstb, 84, 86);
expect_d_eq(nstime_compare(&nsta, &nstb), 0,
"Incorrect addition result");
nstime_init2(&nsta, 42, BILLION - 1);
nstime_copy(&nstb, &nsta);
nstime_add(&nsta, &nstb);
nstime_init2(&nstb, 85, BILLION - 2);
expect_d_eq(nstime_compare(&nsta, &nstb), 0,
"Incorrect addition result");
}
TEST_END
TEST_BEGIN(test_nstime_iadd) {
nstime_t nsta, nstb;
nstime_init2(&nsta, 42, BILLION - 1);
nstime_iadd(&nsta, 1);
nstime_init2(&nstb, 43, 0);
expect_d_eq(nstime_compare(&nsta, &nstb), 0,
"Incorrect addition result");
nstime_init2(&nsta, 42, 1);
nstime_iadd(&nsta, BILLION + 1);
nstime_init2(&nstb, 43, 2);
expect_d_eq(nstime_compare(&nsta, &nstb), 0,
"Incorrect addition result");
}
TEST_END
TEST_BEGIN(test_nstime_subtract) {
nstime_t nsta, nstb;
nstime_init2(&nsta, 42, 43);
nstime_copy(&nstb, &nsta);
nstime_subtract(&nsta, &nstb);
nstime_init_zero(&nstb);
expect_d_eq(nstime_compare(&nsta, &nstb), 0,
"Incorrect subtraction result");
nstime_init2(&nsta, 42, 43);
nstime_init2(&nstb, 41, 44);
nstime_subtract(&nsta, &nstb);
nstime_init2(&nstb, 0, BILLION - 1);
expect_d_eq(nstime_compare(&nsta, &nstb), 0,
"Incorrect subtraction result");
}
TEST_END
TEST_BEGIN(test_nstime_isubtract) {
nstime_t nsta, nstb;
nstime_init2(&nsta, 42, 43);
nstime_isubtract(&nsta, 42*BILLION + 43);
nstime_init_zero(&nstb);
expect_d_eq(nstime_compare(&nsta, &nstb), 0,
"Incorrect subtraction result");
nstime_init2(&nsta, 42, 43);
nstime_isubtract(&nsta, 41*BILLION + 44);
nstime_init2(&nstb, 0, BILLION - 1);
expect_d_eq(nstime_compare(&nsta, &nstb), 0,
"Incorrect subtraction result");
}
TEST_END
TEST_BEGIN(test_nstime_imultiply) {
nstime_t nsta, nstb;
nstime_init2(&nsta, 42, 43);
nstime_imultiply(&nsta, 10);
nstime_init2(&nstb, 420, 430);
expect_d_eq(nstime_compare(&nsta, &nstb), 0,
"Incorrect multiplication result");
nstime_init2(&nsta, 42, 666666666);
nstime_imultiply(&nsta, 3);
nstime_init2(&nstb, 127, 999999998);
expect_d_eq(nstime_compare(&nsta, &nstb), 0,
"Incorrect multiplication result");
}
TEST_END
TEST_BEGIN(test_nstime_idivide) {
nstime_t nsta, nstb;
nstime_init2(&nsta, 42, 43);
nstime_copy(&nstb, &nsta);
nstime_imultiply(&nsta, 10);
nstime_idivide(&nsta, 10);
expect_d_eq(nstime_compare(&nsta, &nstb), 0,
"Incorrect division result");
nstime_init2(&nsta, 42, 666666666);
nstime_copy(&nstb, &nsta);
nstime_imultiply(&nsta, 3);
nstime_idivide(&nsta, 3);
expect_d_eq(nstime_compare(&nsta, &nstb), 0,
"Incorrect division result");
}
TEST_END
TEST_BEGIN(test_nstime_divide) {
nstime_t nsta, nstb, nstc;
nstime_init2(&nsta, 42, 43);
nstime_copy(&nstb, &nsta);
nstime_imultiply(&nsta, 10);
expect_u64_eq(nstime_divide(&nsta, &nstb), 10,
"Incorrect division result");
nstime_init2(&nsta, 42, 43);
nstime_copy(&nstb, &nsta);
nstime_imultiply(&nsta, 10);
nstime_init(&nstc, 1);
nstime_add(&nsta, &nstc);
expect_u64_eq(nstime_divide(&nsta, &nstb), 10,
"Incorrect division result");
nstime_init2(&nsta, 42, 43);
nstime_copy(&nstb, &nsta);
nstime_imultiply(&nsta, 10);
nstime_init(&nstc, 1);
nstime_subtract(&nsta, &nstc);
expect_u64_eq(nstime_divide(&nsta, &nstb), 9,
"Incorrect division result");
}
TEST_END
void
test_nstime_since_once(nstime_t *t) {
nstime_t old_t;
nstime_copy(&old_t, t);
uint64_t ns_since = nstime_ns_since(t);
nstime_update(t);
nstime_t new_t;
nstime_copy(&new_t, t);
nstime_subtract(&new_t, &old_t);
expect_u64_ge(nstime_ns(&new_t), ns_since,
"Incorrect time since result");
}
TEST_BEGIN(test_nstime_ns_since) {
nstime_t t;
nstime_init_update(&t);
for (uint64_t i = 0; i < 10000; i++) {
/* Keeps updating t and verifies ns_since is valid. */
test_nstime_since_once(&t);
}
}
TEST_END
TEST_BEGIN(test_nstime_monotonic) {
nstime_monotonic();
}
TEST_END
int
main(void) {
return test(
test_nstime_init,
test_nstime_init2,
test_nstime_copy,
test_nstime_compare,
test_nstime_add,
test_nstime_iadd,
test_nstime_subtract,
test_nstime_isubtract,
test_nstime_imultiply,
test_nstime_idivide,
test_nstime_divide,
test_nstime_ns_since,
test_nstime_monotonic);
}
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