Abseil Common Libraries (C++) (grcp 依赖)
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115 lines
3.9 KiB
115 lines
3.9 KiB
// Copyright 2018 The Abseil Authors. |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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#ifndef ABSL_CONTAINER_INTERNAL_UNORDERED_MAP_LOOKUP_TEST_H_ |
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#define ABSL_CONTAINER_INTERNAL_UNORDERED_MAP_LOOKUP_TEST_H_ |
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#include "gmock/gmock.h" |
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#include "gtest/gtest.h" |
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#include "absl/container/internal/hash_generator_testing.h" |
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#include "absl/container/internal/hash_policy_testing.h" |
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namespace absl { |
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namespace container_internal { |
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template <class UnordMap> |
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class LookupTest : public ::testing::Test {}; |
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TYPED_TEST_SUITE_P(LookupTest); |
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TYPED_TEST_P(LookupTest, At) { |
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using T = hash_internal::GeneratedType<TypeParam>; |
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std::vector<T> values; |
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std::generate_n(std::back_inserter(values), 10, |
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hash_internal::Generator<T>()); |
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TypeParam m(values.begin(), values.end()); |
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for (const auto& p : values) { |
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const auto& val = m.at(p.first); |
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EXPECT_EQ(p.second, val) << ::testing::PrintToString(p.first); |
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} |
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} |
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TYPED_TEST_P(LookupTest, OperatorBracket) { |
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using T = hash_internal::GeneratedType<TypeParam>; |
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using V = typename TypeParam::mapped_type; |
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std::vector<T> values; |
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std::generate_n(std::back_inserter(values), 10, |
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hash_internal::Generator<T>()); |
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TypeParam m; |
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for (const auto& p : values) { |
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auto& val = m[p.first]; |
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EXPECT_EQ(V(), val) << ::testing::PrintToString(p.first); |
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val = p.second; |
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} |
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for (const auto& p : values) |
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EXPECT_EQ(p.second, m[p.first]) << ::testing::PrintToString(p.first); |
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} |
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TYPED_TEST_P(LookupTest, Count) { |
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using T = hash_internal::GeneratedType<TypeParam>; |
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std::vector<T> values; |
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std::generate_n(std::back_inserter(values), 10, |
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hash_internal::Generator<T>()); |
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TypeParam m; |
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for (const auto& p : values) |
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EXPECT_EQ(0, m.count(p.first)) << ::testing::PrintToString(p.first); |
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m.insert(values.begin(), values.end()); |
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for (const auto& p : values) |
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EXPECT_EQ(1, m.count(p.first)) << ::testing::PrintToString(p.first); |
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} |
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TYPED_TEST_P(LookupTest, Find) { |
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using std::get; |
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using T = hash_internal::GeneratedType<TypeParam>; |
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std::vector<T> values; |
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std::generate_n(std::back_inserter(values), 10, |
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hash_internal::Generator<T>()); |
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TypeParam m; |
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for (const auto& p : values) |
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EXPECT_TRUE(m.end() == m.find(p.first)) |
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<< ::testing::PrintToString(p.first); |
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m.insert(values.begin(), values.end()); |
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for (const auto& p : values) { |
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auto it = m.find(p.first); |
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EXPECT_TRUE(m.end() != it) << ::testing::PrintToString(p.first); |
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EXPECT_EQ(p.second, get<1>(*it)) << ::testing::PrintToString(p.first); |
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} |
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} |
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TYPED_TEST_P(LookupTest, EqualRange) { |
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using std::get; |
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using T = hash_internal::GeneratedType<TypeParam>; |
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std::vector<T> values; |
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std::generate_n(std::back_inserter(values), 10, |
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hash_internal::Generator<T>()); |
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TypeParam m; |
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for (const auto& p : values) { |
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auto r = m.equal_range(p.first); |
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ASSERT_EQ(0, std::distance(r.first, r.second)); |
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} |
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m.insert(values.begin(), values.end()); |
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for (const auto& p : values) { |
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auto r = m.equal_range(p.first); |
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ASSERT_EQ(1, std::distance(r.first, r.second)); |
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EXPECT_EQ(p.second, get<1>(*r.first)) << ::testing::PrintToString(p.first); |
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} |
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} |
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REGISTER_TYPED_TEST_CASE_P(LookupTest, At, OperatorBracket, Count, Find, |
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EqualRange); |
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} // namespace container_internal |
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} // namespace absl |
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#endif // ABSL_CONTAINER_INTERNAL_UNORDERED_MAP_LOOKUP_TEST_H_
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