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author | anastasy888 <anastasy888@yandex-team.ru> | 2022-02-10 16:45:54 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:45:54 +0300 |
commit | 49f765d71da452ea93138a25559dfa68dd76c7f3 (patch) | |
tree | 1016041feb637349e401dcc0fa85217dd2c2c639 /contrib/restricted/abseil-cpp/absl/container/btree_test.h | |
parent | 7353a3fdea9c67c256980c00a2b3b67f09b23a27 (diff) | |
download | ydb-49f765d71da452ea93138a25559dfa68dd76c7f3.tar.gz |
Restoring authorship annotation for <anastasy888@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/restricted/abseil-cpp/absl/container/btree_test.h')
-rw-r--r-- | contrib/restricted/abseil-cpp/absl/container/btree_test.h | 306 |
1 files changed, 153 insertions, 153 deletions
diff --git a/contrib/restricted/abseil-cpp/absl/container/btree_test.h b/contrib/restricted/abseil-cpp/absl/container/btree_test.h index 624908072d..01883251c9 100644 --- a/contrib/restricted/abseil-cpp/absl/container/btree_test.h +++ b/contrib/restricted/abseil-cpp/absl/container/btree_test.h @@ -1,106 +1,106 @@ -// 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_BTREE_TEST_H_ -#define ABSL_CONTAINER_BTREE_TEST_H_ - -#include <algorithm> -#include <cassert> -#include <random> -#include <string> -#include <utility> -#include <vector> - -#include "absl/container/btree_map.h" -#include "absl/container/btree_set.h" -#include "absl/container/flat_hash_set.h" +// 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_BTREE_TEST_H_ +#define ABSL_CONTAINER_BTREE_TEST_H_ + +#include <algorithm> +#include <cassert> +#include <random> +#include <string> +#include <utility> +#include <vector> + +#include "absl/container/btree_map.h" +#include "absl/container/btree_set.h" +#include "absl/container/flat_hash_set.h" #include "absl/strings/cord.h" -#include "absl/time/time.h" - -namespace absl { +#include "absl/time/time.h" + +namespace absl { ABSL_NAMESPACE_BEGIN -namespace container_internal { - -// Like remove_const but propagates the removal through std::pair. -template <typename T> -struct remove_pair_const { - using type = typename std::remove_const<T>::type; -}; -template <typename T, typename U> -struct remove_pair_const<std::pair<T, U> > { - using type = std::pair<typename remove_pair_const<T>::type, - typename remove_pair_const<U>::type>; -}; - -// Utility class to provide an accessor for a key given a value. The default -// behavior is to treat the value as a pair and return the first element. -template <typename K, typename V> -struct KeyOfValue { - struct type { - const K& operator()(const V& p) const { return p.first; } - }; -}; - -// Partial specialization of KeyOfValue class for when the key and value are -// the same type such as in set<> and btree_set<>. -template <typename K> -struct KeyOfValue<K, K> { - struct type { - const K& operator()(const K& k) const { return k; } - }; -}; - -inline char* GenerateDigits(char buf[16], unsigned val, unsigned maxval) { - assert(val <= maxval); - constexpr unsigned kBase = 64; // avoid integer division. - unsigned p = 15; - buf[p--] = 0; - while (maxval > 0) { - buf[p--] = ' ' + (val % kBase); - val /= kBase; - maxval /= kBase; - } - return buf + p + 1; -} - -template <typename K> -struct Generator { - int maxval; - explicit Generator(int m) : maxval(m) {} - K operator()(int i) const { - assert(i <= maxval); - return K(i); - } -}; - -template <> -struct Generator<absl::Time> { - int maxval; - explicit Generator(int m) : maxval(m) {} - absl::Time operator()(int i) const { return absl::FromUnixMillis(i); } -}; - -template <> -struct Generator<std::string> { - int maxval; - explicit Generator(int m) : maxval(m) {} - std::string operator()(int i) const { - char buf[16]; - return GenerateDigits(buf, i, maxval); - } -}; - +namespace container_internal { + +// Like remove_const but propagates the removal through std::pair. +template <typename T> +struct remove_pair_const { + using type = typename std::remove_const<T>::type; +}; +template <typename T, typename U> +struct remove_pair_const<std::pair<T, U> > { + using type = std::pair<typename remove_pair_const<T>::type, + typename remove_pair_const<U>::type>; +}; + +// Utility class to provide an accessor for a key given a value. The default +// behavior is to treat the value as a pair and return the first element. +template <typename K, typename V> +struct KeyOfValue { + struct type { + const K& operator()(const V& p) const { return p.first; } + }; +}; + +// Partial specialization of KeyOfValue class for when the key and value are +// the same type such as in set<> and btree_set<>. +template <typename K> +struct KeyOfValue<K, K> { + struct type { + const K& operator()(const K& k) const { return k; } + }; +}; + +inline char* GenerateDigits(char buf[16], unsigned val, unsigned maxval) { + assert(val <= maxval); + constexpr unsigned kBase = 64; // avoid integer division. + unsigned p = 15; + buf[p--] = 0; + while (maxval > 0) { + buf[p--] = ' ' + (val % kBase); + val /= kBase; + maxval /= kBase; + } + return buf + p + 1; +} + +template <typename K> +struct Generator { + int maxval; + explicit Generator(int m) : maxval(m) {} + K operator()(int i) const { + assert(i <= maxval); + return K(i); + } +}; + +template <> +struct Generator<absl::Time> { + int maxval; + explicit Generator(int m) : maxval(m) {} + absl::Time operator()(int i) const { return absl::FromUnixMillis(i); } +}; + +template <> +struct Generator<std::string> { + int maxval; + explicit Generator(int m) : maxval(m) {} + std::string operator()(int i) const { + char buf[16]; + return GenerateDigits(buf, i, maxval); + } +}; + template <> struct Generator<Cord> { int maxval; @@ -111,56 +111,56 @@ struct Generator<Cord> { } }; -template <typename T, typename U> -struct Generator<std::pair<T, U> > { - Generator<typename remove_pair_const<T>::type> tgen; - Generator<typename remove_pair_const<U>::type> ugen; - - explicit Generator(int m) : tgen(m), ugen(m) {} - std::pair<T, U> operator()(int i) const { - return std::make_pair(tgen(i), ugen(i)); - } -}; - -// Generate n values for our tests and benchmarks. Value range is [0, maxval]. -inline std::vector<int> GenerateNumbersWithSeed(int n, int maxval, int seed) { - // NOTE: Some tests rely on generated numbers not changing between test runs. - // We use std::minstd_rand0 because it is well-defined, but don't use - // std::uniform_int_distribution because platforms use different algorithms. - std::minstd_rand0 rng(seed); - - std::vector<int> values; - absl::flat_hash_set<int> unique_values; - if (values.size() < n) { - for (int i = values.size(); i < n; i++) { - int value; - do { - value = static_cast<int>(rng()) % (maxval + 1); - } while (!unique_values.insert(value).second); - - values.push_back(value); - } - } - return values; -} - -// Generates n values in the range [0, maxval]. -template <typename V> -std::vector<V> GenerateValuesWithSeed(int n, int maxval, int seed) { - const std::vector<int> nums = GenerateNumbersWithSeed(n, maxval, seed); - Generator<V> gen(maxval); - std::vector<V> vec; - - vec.reserve(n); - for (int i = 0; i < n; i++) { - vec.push_back(gen(nums[i])); - } - - return vec; -} - -} // namespace container_internal +template <typename T, typename U> +struct Generator<std::pair<T, U> > { + Generator<typename remove_pair_const<T>::type> tgen; + Generator<typename remove_pair_const<U>::type> ugen; + + explicit Generator(int m) : tgen(m), ugen(m) {} + std::pair<T, U> operator()(int i) const { + return std::make_pair(tgen(i), ugen(i)); + } +}; + +// Generate n values for our tests and benchmarks. Value range is [0, maxval]. +inline std::vector<int> GenerateNumbersWithSeed(int n, int maxval, int seed) { + // NOTE: Some tests rely on generated numbers not changing between test runs. + // We use std::minstd_rand0 because it is well-defined, but don't use + // std::uniform_int_distribution because platforms use different algorithms. + std::minstd_rand0 rng(seed); + + std::vector<int> values; + absl::flat_hash_set<int> unique_values; + if (values.size() < n) { + for (int i = values.size(); i < n; i++) { + int value; + do { + value = static_cast<int>(rng()) % (maxval + 1); + } while (!unique_values.insert(value).second); + + values.push_back(value); + } + } + return values; +} + +// Generates n values in the range [0, maxval]. +template <typename V> +std::vector<V> GenerateValuesWithSeed(int n, int maxval, int seed) { + const std::vector<int> nums = GenerateNumbersWithSeed(n, maxval, seed); + Generator<V> gen(maxval); + std::vector<V> vec; + + vec.reserve(n); + for (int i = 0; i < n; i++) { + vec.push_back(gen(nums[i])); + } + + return vec; +} + +} // namespace container_internal ABSL_NAMESPACE_END -} // namespace absl - -#endif // ABSL_CONTAINER_BTREE_TEST_H_ +} // namespace absl + +#endif // ABSL_CONTAINER_BTREE_TEST_H_ |