1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
|
#include "catch.hpp"
#include "optional.hpp"
// Old versions of GCC don't have the correct trait names. Could fix them up if needs be.
#if (defined(__GNUC__) && __GNUC__ == 4 && __GNUC_MINOR__ <= 9 && \
!defined(__clang__))
// nothing for now
#else
TEST_CASE("Triviality", "[bases.triviality]") {
REQUIRE(std::is_trivially_copy_constructible<tl::optional<int>>::value);
REQUIRE(std::is_trivially_copy_assignable<tl::optional<int>>::value);
REQUIRE(std::is_trivially_move_constructible<tl::optional<int>>::value);
REQUIRE(std::is_trivially_move_assignable<tl::optional<int>>::value);
REQUIRE(std::is_trivially_destructible<tl::optional<int>>::value);
{
struct T {
T(const T&) = default;
T(T&&) = default;
T& operator=(const T&) = default;
T& operator=(T&&) = default;
~T() = default;
};
REQUIRE(std::is_trivially_copy_constructible<tl::optional<T>>::value);
REQUIRE(std::is_trivially_copy_assignable<tl::optional<T>>::value);
REQUIRE(std::is_trivially_move_constructible<tl::optional<T>>::value);
REQUIRE(std::is_trivially_move_assignable<tl::optional<T>>::value);
REQUIRE(std::is_trivially_destructible<tl::optional<T>>::value);
}
{
struct T {
T(const T&){}
T(T&&) {};
T& operator=(const T&) { return *this; }
T& operator=(T&&) { return *this; };
~T(){}
};
REQUIRE(!std::is_trivially_copy_constructible<tl::optional<T>>::value);
REQUIRE(!std::is_trivially_copy_assignable<tl::optional<T>>::value);
REQUIRE(!std::is_trivially_move_constructible<tl::optional<T>>::value);
REQUIRE(!std::is_trivially_move_assignable<tl::optional<T>>::value);
REQUIRE(!std::is_trivially_destructible<tl::optional<T>>::value);
}
}
TEST_CASE("Deletion", "[bases.deletion]") {
REQUIRE(std::is_copy_constructible<tl::optional<int>>::value);
REQUIRE(std::is_copy_assignable<tl::optional<int>>::value);
REQUIRE(std::is_move_constructible<tl::optional<int>>::value);
REQUIRE(std::is_move_assignable<tl::optional<int>>::value);
REQUIRE(std::is_destructible<tl::optional<int>>::value);
{
struct T {
T(const T&) = default;
T(T&&) = default;
T& operator=(const T&) = default;
T& operator=(T&&) = default;
~T() = default;
};
REQUIRE(std::is_copy_constructible<tl::optional<T>>::value);
REQUIRE(std::is_copy_assignable<tl::optional<T>>::value);
REQUIRE(std::is_move_constructible<tl::optional<T>>::value);
REQUIRE(std::is_move_assignable<tl::optional<T>>::value);
REQUIRE(std::is_destructible<tl::optional<T>>::value);
}
{
struct T {
T(const T&)=delete;
T(T&&)=delete;
T& operator=(const T&)=delete;
T& operator=(T&&)=delete;
};
REQUIRE(!std::is_copy_constructible<tl::optional<T>>::value);
REQUIRE(!std::is_copy_assignable<tl::optional<T>>::value);
REQUIRE(!std::is_move_constructible<tl::optional<T>>::value);
REQUIRE(!std::is_move_assignable<tl::optional<T>>::value);
}
{
struct T {
T(const T&)=delete;
T(T&&)=default;
T& operator=(const T&)=delete;
T& operator=(T&&)=default;
};
REQUIRE(!std::is_copy_constructible<tl::optional<T>>::value);
REQUIRE(!std::is_copy_assignable<tl::optional<T>>::value);
REQUIRE(std::is_move_constructible<tl::optional<T>>::value);
REQUIRE(std::is_move_assignable<tl::optional<T>>::value);
}
{
struct T {
T(const T&)=default;
T(T&&)=delete;
T& operator=(const T&)=default;
T& operator=(T&&)=delete;
};
REQUIRE(std::is_copy_constructible<tl::optional<T>>::value);
REQUIRE(std::is_copy_assignable<tl::optional<T>>::value);
}
}
#endif
|
