OLD | NEW |
1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 #include "Test.h" | 7 #include "Test.h" |
8 #include "SkTemplates.h" | 8 #include "SkTemplates.h" |
9 | 9 |
10 namespace { | 10 namespace { |
11 class Moveable { | 11 class Moveable { |
12 public: | 12 public: |
13 Moveable() {} | 13 Moveable() {} |
14 Moveable(Moveable&&) {} | 14 Moveable(Moveable&&) {} |
15 Moveable& operator=(Moveable&&) { return *this; } | 15 Moveable& operator=(Moveable&&) { return *this; } |
16 private: | 16 private: |
17 Moveable(const Moveable&); | 17 Moveable(const Moveable&); |
18 Moveable& operator=(const Moveable&); | 18 Moveable& operator=(const Moveable&); |
19 }; | 19 }; |
20 template <typename T> void deleter(T*) { } | 20 template <typename T> void deleter(T*) { } |
21 template <typename T> struct Deleter { | 21 template <typename T> struct Deleter { |
22 void operator()(T* t) { delete static_cast<const Moveable*>(t); } | 22 void operator()(T* t) { delete static_cast<const Moveable*>(t); } |
23 }; | 23 }; |
24 } // namespace | 24 } // namespace |
25 | 25 |
26 DEF_TEST(CPlusPlusEleven_RvalueAndMove, r) { | 26 DEF_TEST(CPlusPlusEleven_RvalueAndMove, r) { |
27 Moveable src1; Moveable dst1(skstd::move(src1)); | 27 Moveable src1; Moveable dst1(skstd::move(src1)); |
28 Moveable src2, dst2; dst2 = skstd::move(src2); | 28 Moveable src2, dst2; dst2 = skstd::move(src2); |
29 } | 29 } |
30 | |
31 #define TOO_BIG "The unique_ptr was bigger than expected." | |
32 #define WEIRD_SIZE "The unique_ptr was a different size than expected." | |
33 | |
34 DEF_TEST(CPlusPlusEleven_UniquePtr, r) { | |
35 struct SmallUniquePtr { | |
36 Moveable* p; | |
37 }; | |
38 struct BigUniquePtr { | |
39 void(*d)(Moveable*); | |
40 Moveable* p; | |
41 }; | |
42 | |
43 static_assert(sizeof(skstd::unique_ptr<Moveable>) == sizeof(SmallUniquePtr),
TOO_BIG); | |
44 static_assert(sizeof(skstd::unique_ptr<Moveable[]>) == sizeof(SmallUniquePtr
), TOO_BIG); | |
45 | |
46 using proc = void(*)(Moveable*); | |
47 static_assert(sizeof(skstd::unique_ptr<Moveable, proc>) == sizeof(BigUniqueP
tr), WEIRD_SIZE); | |
48 static_assert(sizeof(skstd::unique_ptr<Moveable[], proc>) == sizeof(BigUniqu
ePtr), WEIRD_SIZE); | |
49 | |
50 { | |
51 skstd::unique_ptr<Moveable, void(*)(Moveable*)> u(nullptr, deleter<Movea
ble>); | |
52 static_assert(sizeof(u) == sizeof(BigUniquePtr), WEIRD_SIZE); | |
53 | |
54 auto u2 = skstd::move(u); | |
55 static_assert(sizeof(u2) == sizeof(BigUniquePtr), WEIRD_SIZE); | |
56 } | |
57 | |
58 { | |
59 skstd::unique_ptr<Moveable, void(*)(Moveable*)> u(nullptr, [](Moveable*
m){ deleter(m); }); | |
60 static_assert(sizeof(u) == sizeof(BigUniquePtr), WEIRD_SIZE); | |
61 | |
62 auto u2 = skstd::move(u); | |
63 static_assert(sizeof(u2) == sizeof(BigUniquePtr), WEIRD_SIZE); | |
64 } | |
65 | |
66 { | |
67 auto d = [](Moveable* m){ deleter(m); }; | |
68 skstd::unique_ptr<Moveable, decltype(d)> u(nullptr, d); | |
69 static_assert(sizeof(u) == sizeof(SmallUniquePtr), TOO_BIG); | |
70 | |
71 auto u2 = skstd::move(u); | |
72 static_assert(sizeof(u2) == sizeof(SmallUniquePtr), TOO_BIG); | |
73 } | |
74 | |
75 { | |
76 skstd::unique_ptr<Moveable, Deleter<Moveable>> u(nullptr, Deleter<Moveab
le>()); | |
77 static_assert(sizeof(u) == sizeof(SmallUniquePtr), TOO_BIG); | |
78 | |
79 auto u2 = skstd::move(u); | |
80 static_assert(sizeof(u2) == sizeof(SmallUniquePtr), TOO_BIG); | |
81 } | |
82 | |
83 { | |
84 skstd::unique_ptr<Moveable, Deleter<Moveable>> u(new Moveable(), Deleter
<Moveable>()); | |
85 static_assert(sizeof(u) == sizeof(SmallUniquePtr), TOO_BIG); | |
86 | |
87 auto u2 = skstd::move(u); | |
88 static_assert(sizeof(u2) == sizeof(SmallUniquePtr), TOO_BIG); | |
89 } | |
90 | |
91 { | |
92 skstd::unique_ptr<const void, Deleter<const void>> u(new Moveable(), Del
eter<const void>()); | |
93 static_assert(sizeof(u) == sizeof(SmallUniquePtr), TOO_BIG); | |
94 | |
95 auto u2 = skstd::move(u); | |
96 static_assert(sizeof(u2) == sizeof(SmallUniquePtr), TOO_BIG); | |
97 } | |
98 } | |
OLD | NEW |