// Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved. // // 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. #include <memory> #include <string> #include "gtest/gtest.h" #include "paddle/fluid/framework/variable.h" TEST(Variable, GetMutable) { using paddle::framework::Variable; struct Tensor { int content_; }; std::unique_ptr<Variable> v(new Variable()); Tensor* t = v->GetMutable<Tensor>(); t->content_ = 1234; const Tensor& tt = v->Get<Tensor>(); EXPECT_EQ(1234, tt.content_); std::string* s = v->GetMutable<std::string>(); *s = "hello"; const std::string& ss = v->Get<std::string>(); EXPECT_EQ("hello", ss); }