tools/tests/darwintests/mach_timebase_info.c

   1 #include <mach/mach_time.h>
   2
   3 #include <darwintest.h>
   4
   5 extern kern_return_t mach_timebase_info_trap(mach_timebase_info_t info);
   6
   7 T_DECL(mach_timebase_info, "mach_timebase_info(_trap)",
   8                 T_META_ALL_VALID_ARCHS(true), T_META_LTEPHASE(LTE_POSTINIT))
   9 {
  10         mach_timebase_info_data_t a, b, c;
  11
  12         T_ASSERT_EQ(KERN_SUCCESS, mach_timebase_info(&a), NULL);
  13         T_ASSERT_EQ(KERN_SUCCESS, mach_timebase_info(&b), NULL);
  14         T_ASSERT_EQ(KERN_SUCCESS, mach_timebase_info_trap(&c), NULL);
  15
  16         T_EXPECT_EQ(a.numer, b.numer, NULL);
  17         T_EXPECT_EQ(a.denom, b.denom, NULL);
  18         T_EXPECT_EQ(a.numer, c.numer, NULL);
  19         T_EXPECT_EQ(a.denom, c.denom, NULL);
  20 }