xref: /xnu-12377.1.9/tests/thread_test_context.c (revision f6217f891ac0bb64f3d375211650a4c1ff8ca1ea)
1*f6217f89SApple OSS Distributions #include <darwintest.h>
2*f6217f89SApple OSS Distributions #include <darwintest_utils.h>
3*f6217f89SApple OSS Distributions #include <test_utils.h>
4*f6217f89SApple OSS Distributions 
5*f6217f89SApple OSS Distributions T_GLOBAL_META(
6*f6217f89SApple OSS Distributions 	T_META_NAMESPACE("xnu.misc"),
7*f6217f89SApple OSS Distributions 	T_META_RUN_CONCURRENTLY(true),
8*f6217f89SApple OSS Distributions 	T_META_CHECK_LEAKS(false),
9*f6217f89SApple OSS Distributions 	T_META_OWNER("gparker"));
10*f6217f89SApple OSS Distributions 
11*f6217f89SApple OSS Distributions static int64_t
run_sysctl_test(const char * t,int64_t value)12*f6217f89SApple OSS Distributions run_sysctl_test(const char *t, int64_t value)
13*f6217f89SApple OSS Distributions {
14*f6217f89SApple OSS Distributions 	char name[1024];
15*f6217f89SApple OSS Distributions 	int64_t result = 0;
16*f6217f89SApple OSS Distributions 	size_t s = sizeof(value);
17*f6217f89SApple OSS Distributions 	int rc;
18*f6217f89SApple OSS Distributions 
19*f6217f89SApple OSS Distributions 	snprintf(name, sizeof(name), "debug.test.%s", t);
20*f6217f89SApple OSS Distributions 	rc = sysctlbyname(name, &result, &s, &value, s);
21*f6217f89SApple OSS Distributions 	T_QUIET; T_ASSERT_POSIX_SUCCESS(rc, "sysctlbyname(%s)", t);
22*f6217f89SApple OSS Distributions 	return result;
23*f6217f89SApple OSS Distributions }
24*f6217f89SApple OSS Distributions 
25*f6217f89SApple OSS Distributions T_DECL(thread_test_context,
26*f6217f89SApple OSS Distributions     "infrastructure for threads running kernel tests",
27*f6217f89SApple OSS Distributions     XNU_T_META_REQUIRES_DEVELOPMENT_KERNEL)
28*f6217f89SApple OSS Distributions {
29*f6217f89SApple OSS Distributions 	int64_t bad_line = run_sysctl_test("thread_test_context", 0);
30*f6217f89SApple OSS Distributions 	/* return value is one or two line numbers in thread.c */
31*f6217f89SApple OSS Distributions 	int64_t bad_line_2 = bad_line >> 32;
32*f6217f89SApple OSS Distributions 	bad_line = (bad_line << 32) >> 32;
33*f6217f89SApple OSS Distributions 
34*f6217f89SApple OSS Distributions 	if (bad_line_2) {
35*f6217f89SApple OSS Distributions 		T_FAIL("error at osfmk/kern/thread.c:%lld from thread.c:%lld",
36*f6217f89SApple OSS Distributions 		    bad_line_2, bad_line);
37*f6217f89SApple OSS Distributions 	} else if (bad_line) {
38*f6217f89SApple OSS Distributions 		T_FAIL("error at osfmk/kern/thread.c:%lld",
39*f6217f89SApple OSS Distributions 		    bad_line);
40*f6217f89SApple OSS Distributions 	} else {
41*f6217f89SApple OSS Distributions 		T_PASS("thread_test_context");
42*f6217f89SApple OSS Distributions 	}
43*f6217f89SApple OSS Distributions }
44