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Side by Side Diff: base/memory/scoped_ptr_unittest.nc

Issue 1647803004: Move base to DEPS (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 4 years, 10 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "base/basictypes.h"
6 #include "base/memory/scoped_ptr.h"
7 #include "base/memory/ref_counted.h"
8
9 namespace {
10
11 class Parent {
12 };
13
14 class Child : public Parent {
15 };
16
17 class RefCountedClass : public base::RefCountedThreadSafe<RefCountedClass> {
18 };
19
20 } // namespace
21
22 #if defined(NCTEST_NO_PASS_DOWNCAST) // [r"fatal error: no matching constructor for initialization of 'base::internal::scoped_ptr_impl<\(anonymous namespace\): :Child, base::DefaultDeleter<\(anonymous namespace\)::Child> >::Data'"]
23
24 scoped_ptr<Child> DowncastUsingPassAs(scoped_ptr<Parent> object) {
25 return object.Pass();
26 }
27
28 #elif defined(NCTEST_NO_REF_COUNTED_SCOPED_PTR) // [r"fatal error: static_asser t failed \"T_is_refcounted_type_and_needs_scoped_refptr\""]
29
30 // scoped_ptr<> should not work for ref-counted objects.
31 void WontCompile() {
32 scoped_ptr<RefCountedClass> x;
33 }
34
35 #elif defined(NCTEST_NO_ARRAY_WITH_SIZE) // [r"fatal error: static_assert faile d \"do_not_use_array_with_size_as_type\""]
36
37 void WontCompile() {
38 scoped_ptr<int[10]> x;
39 }
40
41 #elif defined(NCTEST_NO_PASS_FROM_ARRAY) // [r"fatal error: static_assert faile d \"U_cannot_be_an_array\""]
42
43 void WontCompile() {
44 scoped_ptr<int[]> a;
45 scoped_ptr<int*> b;
46 b = a.Pass();
47 }
48
49 #elif defined(NCTEST_NO_PASS_TO_ARRAY) // [r"fatal error: no viable overloaded '='"]
50
51 void WontCompile() {
52 scoped_ptr<int*> a;
53 scoped_ptr<int[]> b;
54 b = a.Pass();
55 }
56
57 #elif defined(NCTEST_NO_CONSTRUCT_FROM_ARRAY) // [r"fatal error: 'impl_' is a p rivate member of 'scoped_ptr<int \[\], base::DefaultDeleter<int \[\]> >'"]
58
59 void WontCompile() {
60 scoped_ptr<int[]> a;
61 scoped_ptr<int*> b(a.Pass());
62 }
63
64 #elif defined(NCTEST_NO_CONSTRUCT_TO_ARRAY) // [r"fatal error: no matching cons tructor for initialization of 'scoped_ptr<int \[\]>'"]
65
66 void WontCompile() {
67 scoped_ptr<int*> a;
68 scoped_ptr<int[]> b(a.Pass());
69 }
70
71 #elif defined(NCTEST_NO_CONSTRUCT_SCOPED_PTR_ARRAY_FROM_NULL) // [r"is ambiguou s"]
72
73 void WontCompile() {
74 scoped_ptr<int[]> x(NULL);
75 }
76
77 #elif defined(NCTEST_NO_CONSTRUCT_SCOPED_PTR_ARRAY_FROM_DERIVED) // [r"fatal er ror: calling a private constructor of class 'scoped_ptr<\(anonymous namespace\): :Parent \[\], base::DefaultDeleter<\(anonymous namespace\)::Parent \[\]> >'"]
78
79 void WontCompile() {
80 scoped_ptr<Parent[]> x(new Child[1]);
81 }
82
83 #elif defined(NCTEST_NO_RESET_SCOPED_PTR_ARRAY_FROM_NULL) // [r"is ambiguous"]
84
85 void WontCompile() {
86 scoped_ptr<int[]> x;
87 x.reset(NULL);
88 }
89
90 #elif defined(NCTEST_NO_RESET_SCOPED_PTR_ARRAY_FROM_DERIVED) // [r"fatal error: 'reset' is a private member of 'scoped_ptr<\(anonymous namespace\)::Parent \[\] , base::DefaultDeleter<\(anonymous namespace\)::Parent \[\]> >'"]
91
92 void WontCompile() {
93 scoped_ptr<Parent[]> x;
94 x.reset(new Child[1]);
95 }
96
97 #elif defined(NCTEST_NO_DELETER_REFERENCE) // [r"fatal error: base specifier mu st name a class"]
98
99 struct Deleter {
100 void operator()(int*) {}
101 };
102
103 // Current implementation doesn't support Deleter Reference types. Enabling
104 // support would require changes to the behavior of the constructors to match
105 // including the use of SFINAE to discard the type-converting constructor
106 // as per C++11 20.7.1.2.1.19.
107 void WontCompile() {
108 Deleter d;
109 int n;
110 scoped_ptr<int*, Deleter&> a(&n, d);
111 }
112
113 #endif
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