#include <sys/sysctl.h>
#include <signal.h>
#include <darwintest.h>
#include <darwintest_utils.h>

T_GLOBAL_META(
	T_META_NAMESPACE("xnu.vm"),
	T_META_RADAR_COMPONENT_NAME("xnu"),
	T_META_RADAR_COMPONENT_VERSION("VM"),
	T_META_ASROOT(YES),
	T_META_RUN_CONCURRENTLY(true));

static int64_t
run_sysctl_test(const char *t, int64_t value)
{
	char name[1024];
	int64_t result = 0;
	size_t s = sizeof(value);
	int rc;

	snprintf(name, sizeof(name), "debug.test.%s", t);
	rc = sysctlbyname(name, &result, &s, &value, s);
	T_ASSERT_POSIX_SUCCESS(rc, "sysctlbyname(%s)", t);
	return result;
}

T_DECL(vm_map_non_aligned,
    "Test that we can destroy map unaligned mappings (rdar://88969652)",
    T_META_TAG_VM_PREFERRED)
{
	T_EXPECT_EQ(1ull, run_sysctl_test("vm_map_non_aligned", 0), "vm_map_non_aligned");
}

T_DECL(vm_map_null,
    "Test that we can call vm_map functions with VM_MAP_NULL",
    T_META_TAG_VM_PREFERRED)
{
	int64_t result = run_sysctl_test("vm_map_null", 0);
	T_EXPECT_EQ(1ull, result, "vm_map_null");
}

T_DECL(vm_memory_entry_pgz,
    "Test that we can make a memory entry of a pgz protected allocation (rdar://122836976)",
    T_META_TAG_VM_PREFERRED)
{
	int64_t result = run_sysctl_test("vm_memory_entry_pgz", 0);
	if (result == 2) {
		T_SKIP("Unable to pgz_protect allocation. Pgz slots might be full.");
	}
	T_EXPECT_EQ(1ull, result, "vm_memory_entry_pgz");
}