LeechCraft  0.6.70-10870-g558588d6ec
Modular cross-platform feature rich live environment.
typegettertest.cpp
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29 
30 #include "typegettertest.h"
31 #include <type_traits>
32 #include <QtTest>
33 #include <typegetter.h>
34 
36 
37 namespace LeechCraft
38 {
39 namespace Util
40 {
41  namespace
42  {
43  template<typename T>
44  void PrintType ()
45  {
46  qDebug () << Q_FUNC_INFO;
47  }
48  }
49 
50  void TypeGetterTest::testArgType ()
51  {
52  const auto f = [] (int, const double) {};
53  static_assert (std::is_same_v<ArgType_t<decltype (f), 0>, int>);
54  static_assert (std::is_same_v<ArgType_t<decltype (f), 1>, double>);
55  }
56 
57  void TypeGetterTest::testArgTypeRef ()
58  {
59  const auto f = [] (int&, const double&) {};
60  static_assert (std::is_same_v<ArgType_t<decltype (f), 0>, int&>);
61  static_assert (std::is_same_v<ArgType_t<decltype (f), 1>, const double&>);
62  }
63 
64  void TypeGetterTest::testArgTypeRvalueRef ()
65  {
66  const auto f = [] (int&&, const double&&) {};
67  static_assert (std::is_same_v<ArgType_t<decltype (f), 0>, int&&>);
68  static_assert (std::is_same_v<ArgType_t<decltype (f), 1>, const double&&>);
69  }
70 
71  void TypeGetterTest::testRetType ()
72  {
73  const auto f = [] (int val, const double) { return val; };
74  static_assert (std::is_same_v<RetType_t<decltype (f)>, int>);
75  }
76 
77  void TypeGetterTest::testRetTypeVoid ()
78  {
79  const auto f = [] {};
80  static_assert (std::is_same_v<RetType_t<decltype (f)>, void>);
81  }
82 
83  void TypeGetterTest::testRetTypeRef ()
84  {
85  int x;
86  const auto f = [&x] (int, const double) -> int& { return x; };
87  static_assert (std::is_same_v<RetType_t<decltype (f)>, int&>);
88  }
89 
90  void TypeGetterTest::testRetTypeConstRef ()
91  {
92  int x;
93  const auto f = [&x] (int, const double) -> const int& { return x; };
94  static_assert (std::is_same_v<RetType_t<decltype (f)>, const int&>);
95  }
96 }
97 }
constexpr detail::ExprTree< detail::ExprType::LeafStaticPlaceholder, detail::MemberPtrs< Ptr > > f
Definition: oral.h:931
std::conditional_t< std::is_same_v< detail::RetTypeRaw_t< F >, detail::ReturnsVoid >, void, detail::RetTypeRaw_t< F > > RetType_t
Definition: typegetter.h:77
std::tuple_element_t< Idx+1, decltype(detail::TypeGetter(*static_cast< F * >(nullptr)))> ArgType_t
Definition: typegetter.h:70