cord_rep_test_util.h | Explore in Territory

// Copyright 2021 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_STRINGS_INTERNAL_CORD_REP_TEST_UTIL_H_
#define ABSL_STRINGS_INTERNAL_CORD_REP_TEST_UTIL_H_

#include <cassert>
#include <memory>
#include <random>
#include <string>
#include <vector>

#include "absl/base/config.h"
#include "absl/base/internal/raw_logging.h"
#include "absl/strings/internal/cord_internal.h"
#include "absl/strings/internal/cord_rep_btree.h"
#include "absl/strings/internal/cord_rep_flat.h"
#include "absl/strings/string_view.h"

namespace absl {
ABSL_NAMESPACE_BEGIN
namespace cordrep_testing {

inline cord_internal::CordRepSubstring* MakeSubstring(
    size_t start, size_t len, cord_internal::CordRep* rep) { … }

inline cord_internal::CordRepFlat* MakeFlat(absl::string_view value) { … }

// Creates an external node for testing
inline cord_internal::CordRepExternal* MakeExternal(absl::string_view s) { … }

inline std::string CreateRandomString(size_t n) { … }

// Creates an array of flats from the provided string, chopping
// the provided string up into flats of size `chunk_size` characters
// resulting in roughly `data.size() / chunk_size` total flats.
inline std::vector<cord_internal::CordRep*> CreateFlatsFromString(
    absl::string_view data, size_t chunk_size) { … }

inline cord_internal::CordRepBtree* CordRepBtreeFromFlats(
    absl::Span<cord_internal::CordRep* const> flats) { … }

template <typename Fn>
inline void CordVisitReps(cord_internal::CordRep* rep, Fn&& fn) { … }

template <typename Predicate>
inline std::vector<cord_internal::CordRep*> CordCollectRepsIf(
    Predicate&& predicate, cord_internal::CordRep* rep) { … }

inline std::vector<cord_internal::CordRep*> CordCollectReps(
    cord_internal::CordRep* rep) { … }

inline void CordToString(cord_internal::CordRep* rep, std::string& s) { … }

inline std::string CordToString(cord_internal::CordRep* rep) { … }

// RAII Helper class to automatically unref reps on destruction.
class AutoUnref { … };

}  // namespace cordrep_testing
ABSL_NAMESPACE_END
}  // namespace absl

#endif  // ABSL_STRINGS_INTERNAL_CORD_REP_TEST_UTIL_H_
chromium/third_party/abseil-cpp/absl/strings/internal/cord_rep_test_util.h
