1 // Copyright 2019 The Abseil Authors.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 #ifndef ABSL_CONTAINER_INTERNAL_UNORDERED_SET_MEMBERS_TEST_H_
16 #define ABSL_CONTAINER_INTERNAL_UNORDERED_SET_MEMBERS_TEST_H_
17
18 #include <type_traits>
19 #include "gmock/gmock.h"
20 #include "gtest/gtest.h"
21 #include "absl/meta/type_traits.h"
22
23 namespace absl {
24 ABSL_NAMESPACE_BEGIN
25 namespace container_internal {
26
27 template <class UnordSet>
28 class MembersTest : public ::testing::Test {};
29
30 TYPED_TEST_SUITE_P(MembersTest);
31
32 template <typename T>
UseType()33 void UseType() {}
34
TYPED_TEST_P(MembersTest,Typedefs)35 TYPED_TEST_P(MembersTest, Typedefs) {
36 EXPECT_TRUE((std::is_same<typename TypeParam::key_type,
37 typename TypeParam::value_type>()));
38 EXPECT_TRUE((absl::conjunction<
39 absl::negation<std::is_signed<typename TypeParam::size_type>>,
40 std::is_integral<typename TypeParam::size_type>>()));
41 EXPECT_TRUE((absl::conjunction<
42 std::is_signed<typename TypeParam::difference_type>,
43 std::is_integral<typename TypeParam::difference_type>>()));
44 EXPECT_TRUE((std::is_convertible<
45 decltype(std::declval<const typename TypeParam::hasher&>()(
46 std::declval<const typename TypeParam::key_type&>())),
47 size_t>()));
48 EXPECT_TRUE((std::is_convertible<
49 decltype(std::declval<const typename TypeParam::key_equal&>()(
50 std::declval<const typename TypeParam::key_type&>(),
51 std::declval<const typename TypeParam::key_type&>())),
52 bool>()));
53 EXPECT_TRUE((std::is_same<typename TypeParam::allocator_type::value_type,
54 typename TypeParam::value_type>()));
55 EXPECT_TRUE((std::is_same<typename TypeParam::value_type&,
56 typename TypeParam::reference>()));
57 EXPECT_TRUE((std::is_same<const typename TypeParam::value_type&,
58 typename TypeParam::const_reference>()));
59 EXPECT_TRUE((std::is_same<typename std::allocator_traits<
60 typename TypeParam::allocator_type>::pointer,
61 typename TypeParam::pointer>()));
62 EXPECT_TRUE(
63 (std::is_same<typename std::allocator_traits<
64 typename TypeParam::allocator_type>::const_pointer,
65 typename TypeParam::const_pointer>()));
66 }
67
TYPED_TEST_P(MembersTest,SimpleFunctions)68 TYPED_TEST_P(MembersTest, SimpleFunctions) {
69 EXPECT_GT(TypeParam().max_size(), 0);
70 }
71
TYPED_TEST_P(MembersTest,BeginEnd)72 TYPED_TEST_P(MembersTest, BeginEnd) {
73 TypeParam t = {typename TypeParam::value_type{}};
74 EXPECT_EQ(t.begin(), t.cbegin());
75 EXPECT_EQ(t.end(), t.cend());
76 EXPECT_NE(t.begin(), t.end());
77 EXPECT_NE(t.cbegin(), t.cend());
78 }
79
80 REGISTER_TYPED_TEST_SUITE_P(MembersTest, Typedefs, SimpleFunctions, BeginEnd);
81
82 } // namespace container_internal
83 ABSL_NAMESPACE_END
84 } // namespace absl
85
86 #endif // ABSL_CONTAINER_INTERNAL_UNORDERED_SET_MEMBERS_TEST_H_
87