1 files changed, 128 insertions, 0 deletions
diff --git a/tests/check_check_fork.c b/tests/check_check_fork.c
new file mode 100644
index 0000000..447e44d
--- /dev/null
+++ b/tests/check_check_fork.c
@@ -0,0 +1,128 @@
+#include "../lib/libcompat.h"
+
+#include <sys/types.h>
+#include <stdlib.h>
+#include <check.h>
+#include "check_check.h"
+
+
+static int counter;
+static pid_t mypid;
+
+static void fork_sub_setup (void)
+{
+  counter = 0;
+  mypid = getpid();
+}
+
+START_TEST(test_inc)
+{
+  counter++;
+}
+END_TEST
+
+START_TEST(test_nofork_sideeffects)
+{
+  fail_unless(counter == 1,
+	      "Side effects not seen across tests");
+}
+END_TEST
+
+START_TEST(test_nofork_pid)
+{
+  fail_unless(mypid == getpid(),
+	      "Unit test is in a different adresss space from setup code");
+}
+END_TEST
+
+static Suite *make_fork_sub_suite (void)
+{
+
+  Suite *s;
+  TCase *tc;
+
+  s = suite_create("Fork Sub");
+  tc = tcase_create("Core");
+
+  suite_add_tcase (s, tc);
+  tcase_add_unchecked_fixture(tc, fork_sub_setup,NULL);
+  tcase_add_test(tc,test_inc);
+  tcase_add_test(tc,test_nofork_sideeffects);
+  tcase_add_test(tc,test_nofork_pid);
+
+  return s;
+}
+
+static SRunner *fork_sr;
+static SRunner *fork_dummy_sr;
+
+void fork_setup (void)
+{
+  fork_sr = srunner_create(make_fork_sub_suite());
+  fork_dummy_sr = srunner_create (make_fork_sub_suite());
+  srunner_set_fork_status(fork_sr,CK_NOFORK);
+  srunner_run_all(fork_sr,CK_VERBOSE);
+}
+
+void fork_teardown (void)
+{
+  srunner_free(fork_sr);
+}
+
+START_TEST(test_default_fork)
+{
+  fail_unless(srunner_fork_status(fork_dummy_sr) == CK_FORK,
+	      "Default fork status not set correctly");
+}
+END_TEST
+
+START_TEST(test_set_fork)
+{
+  srunner_set_fork_status(fork_dummy_sr, CK_NOFORK);
+  fail_unless(srunner_fork_status(fork_dummy_sr) == CK_NOFORK,
+	      "Fork status not changed correctly");
+}
+END_TEST
+
+START_TEST(test_env)
+{
+  putenv((char *) "CK_FORK=no");
+  fail_unless(srunner_fork_status(fork_dummy_sr) == CK_NOFORK,
+	      "Fork status does not obey environment variable");
+}
+END_TEST
+
+START_TEST(test_env_and_set)
+{
+  putenv((char *) "CK_FORK=no");
+  srunner_set_fork_status(fork_dummy_sr, CK_FORK);  
+  fail_unless(srunner_fork_status(fork_dummy_sr) == CK_FORK,
+	      "Explicit setting of fork status should override env");
+}
+END_TEST
+
+
+START_TEST(test_nofork)
+{
+  fail_unless(srunner_ntests_failed(fork_sr) == 0,
+	      "Errors on nofork test");
+}
+END_TEST
+
+Suite *make_fork_suite(void)
+{
+  Suite *s;
+  TCase *tc;
+
+  s = suite_create("Fork");
+  tc = tcase_create("Core");
+
+  suite_add_tcase(s, tc);
+  tcase_add_test(tc,test_default_fork);
+  tcase_add_test(tc,test_set_fork);
+  tcase_add_test(tc,test_env);
+  tcase_add_test(tc,test_env_and_set);
+  tcase_add_test(tc,test_nofork);
+  
+  return s;
+}