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Diffstat (limited to 'src/test/test-pidref.c')
| -rw-r--r-- | src/test/test-pidref.c | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/src/test/test-pidref.c b/src/test/test-pidref.c new file mode 100644 index 0000000..2c4d894 --- /dev/null +++ b/src/test/test-pidref.c @@ -0,0 +1,225 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include "fd-util.h" +#include "pidref.h" +#include "process-util.h" +#include "signal-util.h" +#include "stdio-util.h" +#include "tests.h" + +TEST(pidref_is_set) { + assert_se(!pidref_is_set(NULL)); + assert_se(!pidref_is_set(&PIDREF_NULL)); + assert_se(pidref_is_set(&PIDREF_MAKE_FROM_PID(1))); +} + +TEST(pidref_equal) { + assert_se(pidref_equal(NULL, NULL)); + assert_se(pidref_equal(NULL, &PIDREF_NULL)); + assert_se(pidref_equal(&PIDREF_NULL, NULL)); + assert_se(pidref_equal(&PIDREF_NULL, &PIDREF_NULL)); + + assert_se(!pidref_equal(NULL, &PIDREF_MAKE_FROM_PID(1))); + assert_se(!pidref_equal(&PIDREF_MAKE_FROM_PID(1), NULL)); + assert_se(!pidref_equal(&PIDREF_NULL, &PIDREF_MAKE_FROM_PID(1))); + assert_se(!pidref_equal(&PIDREF_MAKE_FROM_PID(1), &PIDREF_NULL)); + assert_se(pidref_equal(&PIDREF_MAKE_FROM_PID(1), &PIDREF_MAKE_FROM_PID(1))); + assert_se(!pidref_equal(&PIDREF_MAKE_FROM_PID(1), &PIDREF_MAKE_FROM_PID(2))); +} + +TEST(pidref_set_pid) { + _cleanup_(pidref_done) PidRef pidref = PIDREF_NULL; + int r; + + r = pidref_set_pid(&pidref, 1); + if (r == -ESRCH) + return (void) log_tests_skipped_errno(r, "PID1 does not exist"); + assert_se(r >= 0); + + assert_se(pidref_equal(&pidref, &PIDREF_MAKE_FROM_PID(1))); + assert_se(!pidref_equal(&pidref, &PIDREF_MAKE_FROM_PID(2))); +} + +TEST(pidref_set_self) { + _cleanup_(pidref_done) PidRef pidref = PIDREF_NULL; + + assert_se(pidref_set_self(&pidref) >= 0); + assert_se(pidref_equal(&pidref, &PIDREF_MAKE_FROM_PID(getpid_cached()))); + assert_se(!pidref_equal(&pidref, &PIDREF_MAKE_FROM_PID(getpid_cached()+1))); +} + +TEST(pidref_set_pidstr) { + _cleanup_(pidref_done) PidRef pidref = PIDREF_NULL; + char buf[DECIMAL_STR_MAX(pid_t)]; + + xsprintf(buf, PID_FMT, getpid_cached()); + assert_se(pidref_set_pidstr(&pidref, buf) >= 0); + assert_se(pidref_equal(&pidref, &PIDREF_MAKE_FROM_PID(getpid_cached()))); + assert_se(!pidref_equal(&pidref, &PIDREF_MAKE_FROM_PID(getpid_cached()+1))); +} + +TEST(pidref_set_pidfd) { + _cleanup_(pidref_done) PidRef a = PIDREF_NULL, b = PIDREF_NULL, c = PIDREF_NULL, d = PIDREF_NULL; + + assert_se(pidref_set_self(&a) >= 0); + if (a.fd < 0) + return (void) log_tests_skipped("PIDFD not supported"); + + assert_se(pidref_set_pidfd(&b, a.fd) >= 0); + assert_se(pidref_equal(&a, &b)); + assert_se(pidref_set_pidfd_take(&c, b.fd) >= 0); + b.fd = -EBADF; + assert_se(pidref_equal(&a, &c)); + assert_se(pidref_set_pidfd_consume(&d, TAKE_FD(c.fd)) >= 0); + assert_se(pidref_equal(&a, &d)); +} + +TEST(pidref_is_self) { + _cleanup_(pidref_done) PidRef pidref = PIDREF_NULL; + + assert_se(pidref_set_self(&pidref) >= 0); + assert_se(pidref_is_self(&pidref)); + + assert_se(!pidref_is_self(NULL)); + assert_se(!pidref_is_self(&PIDREF_NULL)); + assert_se(pidref_is_self(&PIDREF_MAKE_FROM_PID(getpid_cached()))); + assert_se(!pidref_is_self(&PIDREF_MAKE_FROM_PID(getpid_cached()+1))); +} + +TEST(pidref_copy) { + _cleanup_(pidref_done) PidRef pidref = PIDREF_NULL; + int r; + + assert_se(pidref_copy(NULL, &pidref) >= 0); + assert_se(!pidref_is_set(&pidref)); + + assert_se(pidref_copy(&PIDREF_NULL, &pidref) >= 0); + assert_se(!pidref_is_set(&pidref)); + + assert_se(pidref_copy(&PIDREF_MAKE_FROM_PID(getpid_cached()), &pidref) >= 0); + assert_se(pidref_is_self(&pidref)); + pidref_done(&pidref); + + r = pidref_copy(&PIDREF_MAKE_FROM_PID(1), &pidref); + if (r == -ESRCH) + return (void) log_tests_skipped_errno(r, "PID1 does not exist"); + assert_se(r >= 0); + assert_se(pidref_equal(&pidref, &PIDREF_MAKE_FROM_PID(1))); +} + +TEST(pidref_dup) { + _cleanup_(pidref_freep) PidRef *pidref = NULL; + int r; + + assert_se(pidref_dup(NULL, &pidref) >= 0); + assert_se(pidref); + assert_se(!pidref_is_set(pidref)); + pidref = pidref_free(pidref); + + assert_se(pidref_dup(&PIDREF_NULL, &pidref) >= 0); + assert_se(pidref); + assert_se(!pidref_is_set(pidref)); + pidref = pidref_free(pidref); + + assert_se(pidref_dup(&PIDREF_MAKE_FROM_PID(getpid_cached()), &pidref) >= 0); + assert_se(pidref_is_self(pidref)); + pidref = pidref_free(pidref); + + r = pidref_dup(&PIDREF_MAKE_FROM_PID(1), &pidref); + if (r == -ESRCH) + return (void) log_tests_skipped_errno(r, "PID1 does not exist"); + assert_se(r >= 0); + assert_se(pidref_equal(pidref, &PIDREF_MAKE_FROM_PID(1))); +} + +TEST(pidref_new_from_pid) { + _cleanup_(pidref_freep) PidRef *pidref = NULL; + int r; + + assert_se(pidref_new_from_pid(-1, &pidref) == -ESRCH); + assert_se(!pidref); + + assert_se(pidref_new_from_pid(0, &pidref) >= 0); + assert_se(pidref_is_self(pidref)); + pidref = pidref_free(pidref); + + assert_se(pidref_new_from_pid(getpid_cached(), &pidref) >= 0); + assert_se(pidref_is_self(pidref)); + pidref = pidref_free(pidref); + + r = pidref_new_from_pid(1, &pidref); + if (r == -ESRCH) + return (void) log_tests_skipped_errno(r, "PID1 does not exist"); + assert_se(r >= 0); + assert_se(pidref_equal(pidref, &PIDREF_MAKE_FROM_PID(1))); +} + +TEST(pidref_kill) { + _cleanup_(pidref_done) PidRef pidref = PIDREF_NULL; + siginfo_t si; + int r; + + r = pidref_safe_fork("(test-pidref-kill)", FORK_DEATHSIG_SIGKILL, &pidref); + assert_se(r >= 0); + if (r == 0) + freeze(); + + assert_se(pidref_kill(&pidref, SIGKILL) >= 0); + assert_se(pidref_wait_for_terminate(&pidref, &si) >= 0); + assert_se(si.si_signo == SIGCHLD); +} + +TEST(pidref_kill_and_sigcont) { + _cleanup_(pidref_done) PidRef pidref = PIDREF_NULL; + siginfo_t si; + int r; + + r = pidref_safe_fork("(test-pidref-kill-and-sigcont)", FORK_DEATHSIG_SIGTERM, &pidref); + assert_se(r >= 0); + if (r == 0) + freeze(); + + assert_se(pidref_kill_and_sigcont(&pidref, SIGTERM) >= 0); + assert_se(pidref_wait_for_terminate(&pidref, &si) >= 0); + assert_se(si.si_signo == SIGCHLD); +} + +TEST(pidref_sigqueue) { + _cleanup_(pidref_done) PidRef pidref = PIDREF_NULL; + siginfo_t si; + int r; + + r = pidref_safe_fork("(test-pidref-sigqueue)", FORK_DEATHSIG_SIGTERM, &pidref); + assert_se(r >= 0); + if (r == 0) + freeze(); + + assert_se(pidref_sigqueue(&pidref, SIGTERM, 42) >= 0); + assert_se(pidref_wait_for_terminate(&pidref, &si) >= 0); + assert_se(si.si_signo == SIGCHLD); +} + +TEST(pidref_done_sigkill_wait) { + _cleanup_(pidref_done_sigkill_wait) PidRef pidref = PIDREF_NULL; + int r; + + r = pidref_safe_fork("(test-pidref-done-sigkill-wait)", FORK_DEATHSIG_SIGKILL, &pidref); + assert_se(r >= 0); + if (r == 0) + freeze(); +} + +TEST(pidref_verify) { + _cleanup_(pidref_done) PidRef pidref = PIDREF_NULL; + + assert_se(pidref_verify(NULL) == -ESRCH); + assert_se(pidref_verify(&PIDREF_NULL) == -ESRCH); + + assert_se(pidref_verify(&PIDREF_MAKE_FROM_PID(1)) == 1); + assert_se(pidref_verify(&PIDREF_MAKE_FROM_PID(getpid_cached())) == 0); + + assert_se(pidref_set_self(&pidref) >= 0); + assert_se(pidref_verify(&pidref) == (pidref.fd >= 0)); +} + +DEFINE_TEST_MAIN(LOG_DEBUG); |