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/*
* Copyright 2018 Open Source Robotics Foundation
*
* 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 <string>
#include <gtest/gtest.h>
#include "sdf/sdf.hh"
#include "sdf/Error.hh"
#include "test_config.h"
/////////////////////////////////////////////////
/// Test the copy of XML elements that are not part of the specification.
TEST(Unknown, CopyUnknownElement)
{
std::string xmlString = R"(
<?xml version="1.0" ?>
<sdf version="1.6">
<world name="default">
<gui/>
<custom>
<custom_child>ThisIsCustom</custom_child>
<another test="yes">1.23</another>
<nested attr="my nested xml">
<string>AString</string>
</nested>
</custom>
<unknown/>
</world>
</sdf>)";
sdf::Errors errors;
// Read an SDF file, and store the result in sdfParsed.
sdf::SDFPtr sdfParsed(new sdf::SDF());
sdf::init(sdfParsed);
sdf::readString(xmlString, sdfParsed, errors);
sdf::ElementPtr elem = sdfParsed->Root();
ASSERT_NE(nullptr, elem);
sdf::ElementPtr worldElem = elem->GetElement("world");
ASSERT_NE(nullptr, worldElem);
// Expect exactly one copy of gui element
sdf::ElementPtr guiElem = worldElem->GetElement("gui");
ASSERT_NE(nullptr, guiElem);
EXPECT_EQ(nullptr, guiElem->GetNextElement("gui"));
// Expect exactly one copy of unknown element
sdf::ElementPtr unknownElem = worldElem->GetElement("unknown");
ASSERT_NE(nullptr, unknownElem);
EXPECT_EQ(nullptr, unknownElem->GetNextElement("unknown"));
// Expect exactly one copy of custom element
sdf::ElementPtr customElem = worldElem->GetElement("custom");
ASSERT_NE(nullptr, customElem);
EXPECT_EQ(nullptr, customElem->GetNextElement("custom"));
std::string customChild = customElem->Get<std::string>("custom_child");
EXPECT_EQ("ThisIsCustom", customChild);
sdf::ElementPtr anotherElem = customElem->GetElement("another");
EXPECT_EQ("yes", anotherElem->Get<std::string>("test"));
EXPECT_DOUBLE_EQ(1.23, anotherElem->Get<double>());
sdf::ElementPtr nestedElem = customElem->GetElement("nested");
EXPECT_EQ("my nested xml", nestedElem->Get<std::string>("attr"));
EXPECT_EQ("AString", nestedElem->Get<std::string>("string"));
}
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