tests/osptr_dumb.cpp

   1 #include <darwintest.h>
   2 #include <darwintest_utils.h>
   3 #include <stdio.h>
   4 #include <assert.h>
   5 #include <typeinfo>
   6
   7 #if 0
   8 # define OSPTR_LOG T_LOG
   9 #elif 0
  10 # define OSPTR_LOG printf
  11 #else
  12 # define OSPTR_LOG(x...)  do { } while(0)
  13 #endif
  14
  15 T_GLOBAL_META(
  16         T_META_NAMESPACE("osptr"),
  17         T_META_CHECK_LEAKS(false),
  18         T_META_RUN_CONCURRENTLY(true)
  19         );
  20
  21 class OSMetaClassBase
  22 {
  23 public:
  24         virtual void
  25         retain() const
  26         {
  27         }
  28         virtual void
  29         release() const
  30         {
  31         }
  32         virtual void
  33         taggedRetain(void *tag) const
  34         {
  35         }
  36         virtual void
  37         taggedRelease(void *tag) const
  38         {
  39         }
  40
  41         static void *type_id;
  42 };
  43
  44 void *OSMetaClassBase::type_id;
  45
  46 #define OSTypeAlloc(T) new T
  47 #define OSTypeID(T) T::type_id
  48
  49 #include <libkern/c++/OSPtr.h>
  50
  51 class Base : public OSMetaClassBase {
  52 public:
  53         Base() : OSMetaClassBase()
  54         {
  55         }
  56 };
  57
  58 class Derived : public Base {
  59 public:
  60         Derived() : Base()
  61         {
  62         }
  63 };
  64
  65 typedef OSPtr<Base> BasePtr;
  66 typedef OSPtr<Derived> DerivedPtr;
  67
  68 T_DECL(dumb_osptr, "Dumb OSPtrs work")
  69 {
  70         BasePtr x = nullptr;
  71         T_ASSERT_EQ_PTR(x, nullptr, NULL);
  72         T_ASSERT_TRUE(typeid(BasePtr) == typeid(Base *), NULL);
  73         T_ASSERT_TRUE(typeid(DerivedPtr) == typeid(Derived *), NULL);
  74
  75         OSTaggedPtr<Base, Base> y = nullptr;
  76         OSTaggedPtr<Derived, Base> z = nullptr;
  77         T_ASSERT_EQ_PTR(y, nullptr, NULL);
  78         T_ASSERT_TRUE(typeid(y) == typeid(Base *), NULL);
  79         T_ASSERT_TRUE(typeid(z) == typeid(Derived *), NULL);
  80 }