| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * 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 |
| * |
| * http://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. |
| */ |
| |
| // Helper utilities for testing Annotator. |
| |
| #ifndef LIBTEXTCLASSIFIER_UTILS_TESTING_ANNOTATOR_H_ |
| #define LIBTEXTCLASSIFIER_UTILS_TESTING_ANNOTATOR_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "annotator/model_generated.h" |
| #include "annotator/types.h" |
| #include "flatbuffers/flatbuffers.h" |
| |
| namespace libtextclassifier3 { |
| |
| // Loads FlatBuffer model, unpacks it and passes it to the visitor_fn so that it |
| // can modify it. Afterwards the modified unpacked model is serialized back to a |
| // flatbuffer. |
| template <typename Fn> |
| std::string ModifyAnnotatorModel(const std::string& model_flatbuffer, |
| Fn visitor_fn) { |
| std::unique_ptr<ModelT> unpacked_model = |
| UnPackModel(model_flatbuffer.c_str()); |
| |
| visitor_fn(unpacked_model.get()); |
| |
| flatbuffers::FlatBufferBuilder builder; |
| FinishModelBuffer(builder, Model::Pack(builder, unpacked_model.get())); |
| |
| return std::string(reinterpret_cast<char*>(builder.GetBufferPointer()), |
| builder.GetSize()); |
| } |
| |
| } // namespace libtextclassifier3 |
| |
| #endif // LIBTEXTCLASSIFIER_UTILS_TESTING_ANNOTATOR_H_ |