diff options
Diffstat (limited to 'src/test/test-watch-pid.c')
-rw-r--r-- | src/test/test-watch-pid.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/test/test-watch-pid.c b/src/test/test-watch-pid.c new file mode 100644 index 0000000000..ed6c3d05cc --- /dev/null +++ b/src/test/test-watch-pid.c @@ -0,0 +1,96 @@ +/* SPDX-License-Identifier: LGPL-2.1+ */ + +#include "log.h" +#include "manager.h" +#include "rm-rf.h" +#include "test-helper.h" +#include "tests.h" + +int main(int argc, char *argv[]) { + _cleanup_(rm_rf_physical_and_freep) char *runtime_dir = NULL; + Unit *a, *b, *c, *u; + Manager *m; + int r; + + log_set_max_level(LOG_DEBUG); + log_parse_environment(); + log_open(); + + if (getuid() != 0) { + log_notice("Not running as root, skipping kernel related tests."); + return EXIT_TEST_SKIP; + } + + r = enter_cgroup_subroot(); + if (r == -ENOMEDIUM) { + log_notice("cgroupfs not available, skipping tests"); + return EXIT_TEST_SKIP; + } + + assert_se(set_unit_path(get_testdata_dir("")) >= 0); + assert_se(runtime_dir = setup_fake_runtime_dir()); + + assert_se(manager_new(UNIT_FILE_USER, true, &m) >= 0); + assert_se(manager_startup(m, NULL, NULL) >= 0); + + assert_se(a = unit_new(m, sizeof(Service))); + assert_se(unit_add_name(a, "a.service") >= 0); + assert_se(set_isempty(a->pids)); + + assert_se(b = unit_new(m, sizeof(Service))); + assert_se(unit_add_name(b, "b.service") >= 0); + assert_se(set_isempty(b->pids)); + + assert_se(c = unit_new(m, sizeof(Service))); + assert_se(unit_add_name(c, "c.service") >= 0); + assert_se(set_isempty(c->pids)); + + assert_se(hashmap_isempty(m->watch_pids)); + assert_se(manager_get_unit_by_pid(m, 4711) == NULL); + + assert_se(unit_watch_pid(a, 4711) >= 0); + assert_se(manager_get_unit_by_pid(m, 4711) == a); + + assert_se(unit_watch_pid(a, 4711) >= 0); + assert_se(manager_get_unit_by_pid(m, 4711) == a); + + assert_se(unit_watch_pid(b, 4711) >= 0); + u = manager_get_unit_by_pid(m, 4711); + assert_se(u == a || u == b); + + assert_se(unit_watch_pid(b, 4711) >= 0); + u = manager_get_unit_by_pid(m, 4711); + assert_se(u == a || u == b); + + assert_se(unit_watch_pid(c, 4711) >= 0); + u = manager_get_unit_by_pid(m, 4711); + assert_se(u == a || u == b || u == c); + + assert_se(unit_watch_pid(c, 4711) >= 0); + u = manager_get_unit_by_pid(m, 4711); + assert_se(u == a || u == b || u == c); + + unit_unwatch_pid(b, 4711); + u = manager_get_unit_by_pid(m, 4711); + assert_se(u == a || u == c); + + unit_unwatch_pid(b, 4711); + u = manager_get_unit_by_pid(m, 4711); + assert_se(u == a || u == c); + + unit_unwatch_pid(a, 4711); + assert_se(manager_get_unit_by_pid(m, 4711) == c); + + unit_unwatch_pid(a, 4711); + assert_se(manager_get_unit_by_pid(m, 4711) == c); + + unit_unwatch_pid(c, 4711); + assert_se(manager_get_unit_by_pid(m, 4711) == NULL); + + unit_unwatch_pid(c, 4711); + assert_se(manager_get_unit_by_pid(m, 4711) == NULL); + + manager_free(m); + + return 0; +} |