Sematic-Cartographer/cartographer-master/cartographer/io/proto_stream_test.cc

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1.9 KiB
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Executable File

/*
* Copyright 2016 The Cartographer 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
*
* 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 "cartographer/io/proto_stream.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "cartographer/common/port.h"
#include "cartographer/mapping/proto/trajectory.pb.h"
#include "gtest/gtest.h"
namespace cartographer {
namespace io {
namespace {
class ProtoStreamTest : public ::testing::Test {
protected:
void SetUp() override { test_directory_ = "."; }
std::string test_directory_;
};
TEST_F(ProtoStreamTest, WriteAndReadBack) {
const std::string test_file = test_directory_ + "/test_trajectory.pbstream";
{
ProtoStreamWriter writer(test_file);
for (int i = 0; i != 10; ++i) {
mapping::proto::Trajectory trajectory;
trajectory.add_node()->set_timestamp(i);
writer.WriteProto(trajectory);
}
ASSERT_TRUE(writer.Close());
}
{
ProtoStreamReader reader(test_file);
for (int i = 0; i != 10; ++i) {
mapping::proto::Trajectory trajectory;
ASSERT_TRUE(reader.ReadProto(&trajectory));
ASSERT_EQ(1, trajectory.node_size());
EXPECT_EQ(i, trajectory.node(0).timestamp());
}
mapping::proto::Trajectory trajectory;
EXPECT_FALSE(reader.ReadProto(&trajectory));
}
remove(test_file.c_str());
}
} // namespace
} // namespace io
} // namespace cartographer