| // Copyright 2018 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_SET_LOOKUP_TEST_H_ |
| #define ABSL_CONTAINER_INTERNAL_UNORDERED_SET_LOOKUP_TEST_H_ |
| |
| #include "gmock/gmock.h" |
| #include "gtest/gtest.h" |
| #include "absl/container/internal/hash_generator_testing.h" |
| #include "absl/container/internal/hash_policy_testing.h" |
| |
| namespace absl { |
| namespace container_internal { |
| |
| template <class UnordSet> |
| class LookupTest : public ::testing::Test {}; |
| |
| TYPED_TEST_SUITE_P(LookupTest); |
| |
| TYPED_TEST_P(LookupTest, Count) { |
| using T = hash_internal::GeneratedType<TypeParam>; |
| std::vector<T> values; |
| std::generate_n(std::back_inserter(values), 10, |
| hash_internal::Generator<T>()); |
| TypeParam m; |
| for (const auto& v : values) |
| EXPECT_EQ(0, m.count(v)) << ::testing::PrintToString(v); |
| m.insert(values.begin(), values.end()); |
| for (const auto& v : values) |
| EXPECT_EQ(1, m.count(v)) << ::testing::PrintToString(v); |
| } |
| |
| TYPED_TEST_P(LookupTest, Find) { |
| using T = hash_internal::GeneratedType<TypeParam>; |
| std::vector<T> values; |
| std::generate_n(std::back_inserter(values), 10, |
| hash_internal::Generator<T>()); |
| TypeParam m; |
| for (const auto& v : values) |
| EXPECT_TRUE(m.end() == m.find(v)) << ::testing::PrintToString(v); |
| m.insert(values.begin(), values.end()); |
| for (const auto& v : values) { |
| typename TypeParam::iterator it = m.find(v); |
| static_assert(std::is_same<const typename TypeParam::value_type&, |
| decltype(*it)>::value, |
| ""); |
| static_assert(std::is_same<const typename TypeParam::value_type*, |
| decltype(it.operator->())>::value, |
| ""); |
| EXPECT_TRUE(m.end() != it) << ::testing::PrintToString(v); |
| EXPECT_EQ(v, *it) << ::testing::PrintToString(v); |
| } |
| } |
| |
| TYPED_TEST_P(LookupTest, EqualRange) { |
| using T = hash_internal::GeneratedType<TypeParam>; |
| std::vector<T> values; |
| std::generate_n(std::back_inserter(values), 10, |
| hash_internal::Generator<T>()); |
| TypeParam m; |
| for (const auto& v : values) { |
| auto r = m.equal_range(v); |
| ASSERT_EQ(0, std::distance(r.first, r.second)); |
| } |
| m.insert(values.begin(), values.end()); |
| for (const auto& v : values) { |
| auto r = m.equal_range(v); |
| ASSERT_EQ(1, std::distance(r.first, r.second)); |
| EXPECT_EQ(v, *r.first); |
| } |
| } |
| |
| REGISTER_TYPED_TEST_CASE_P(LookupTest, Count, Find, EqualRange); |
| |
| } // namespace container_internal |
| } // namespace absl |
| |
| #endif // ABSL_CONTAINER_INTERNAL_UNORDERED_SET_LOOKUP_TEST_H_ |