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+// Copyright 2019 The Abseil Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef ABSL_CONTAINER_INTERNAL_UNORDERED_MAP_MEMBERS_TEST_H_
+#define ABSL_CONTAINER_INTERNAL_UNORDERED_MAP_MEMBERS_TEST_H_
+
+#include <type_traits>
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+#include "absl/meta/type_traits.h"
+
+namespace absl {
+inline namespace lts_2019_08_08 {
+namespace container_internal {
+
+template <class UnordMap>
+class MembersTest : public ::testing::Test {};
+
+TYPED_TEST_SUITE_P(MembersTest);
+
+template <typename T>
+void UseType() {}
+
+TYPED_TEST_P(MembersTest, Typedefs) {
+ EXPECT_TRUE((std::is_same<std::pair<const typename TypeParam::key_type,
+ typename TypeParam::mapped_type>,
+ typename TypeParam::value_type>()));
+ EXPECT_TRUE((absl::conjunction<
+ absl::negation<std::is_signed<typename TypeParam::size_type>>,
+ std::is_integral<typename TypeParam::size_type>>()));
+ EXPECT_TRUE((absl::conjunction<
+ std::is_signed<typename TypeParam::difference_type>,
+ std::is_integral<typename TypeParam::difference_type>>()));
+ EXPECT_TRUE((std::is_convertible<
+ decltype(std::declval<const typename TypeParam::hasher&>()(
+ std::declval<const typename TypeParam::key_type&>())),
+ size_t>()));
+ EXPECT_TRUE((std::is_convertible<
+ decltype(std::declval<const typename TypeParam::key_equal&>()(
+ std::declval<const typename TypeParam::key_type&>(),
+ std::declval<const typename TypeParam::key_type&>())),
+ bool>()));
+ EXPECT_TRUE((std::is_same<typename TypeParam::allocator_type::value_type,
+ typename TypeParam::value_type>()));
+ EXPECT_TRUE((std::is_same<typename TypeParam::value_type&,
+ typename TypeParam::reference>()));
+ EXPECT_TRUE((std::is_same<const typename TypeParam::value_type&,
+ typename TypeParam::const_reference>()));
+ EXPECT_TRUE((std::is_same<typename std::allocator_traits<
+ typename TypeParam::allocator_type>::pointer,
+ typename TypeParam::pointer>()));
+ EXPECT_TRUE(
+ (std::is_same<typename std::allocator_traits<
+ typename TypeParam::allocator_type>::const_pointer,
+ typename TypeParam::const_pointer>()));
+}
+
+TYPED_TEST_P(MembersTest, SimpleFunctions) {
+ EXPECT_GT(TypeParam().max_size(), 0);
+}
+
+TYPED_TEST_P(MembersTest, BeginEnd) {
+ TypeParam t = {typename TypeParam::value_type{}};
+ EXPECT_EQ(t.begin(), t.cbegin());
+ EXPECT_EQ(t.end(), t.cend());
+ EXPECT_NE(t.begin(), t.end());
+ EXPECT_NE(t.cbegin(), t.cend());
+}
+
+REGISTER_TYPED_TEST_SUITE_P(MembersTest, Typedefs, SimpleFunctions, BeginEnd);
+
+} // namespace container_internal
+} // inline namespace lts_2019_08_08
+} // namespace absl
+
+#endif // ABSL_CONTAINER_INTERNAL_UNORDERED_MAP_MEMBERS_TEST_H_