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/*
* Copyright © 2013 Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authored by: Thomas Voß <thomas.voss@canonical.com>
*/
#include <core/dbus/dbus.h>
#include <core/dbus/message_streaming_operators.h>
#include <core/dbus/types/variant.h>
#include <core/dbus/types/stl/map.h>
#include <core/dbus/types/stl/string.h>
#include <core/dbus/types/stl/tuple.h>
#include <gtest/gtest.h>
#include <memory>
namespace dbus = core::dbus;
namespace
{
std::shared_ptr<core::dbus::Message> a_method_call()
{
return dbus::Message::make_method_call(
dbus::DBus::name(),
dbus::DBus::path(),
dbus::DBus::interface(),
"ListNames");
}
}
TEST(CodecForTuple, encoding_of_tuples_works)
{
typedef std::tuple<int, int> TupleType;
auto msg = a_method_call();
auto writer = msg->writer();
TupleType t1(42, 42);
core::dbus::Codec<TupleType>::encode_argument(writer, t1);
EXPECT_EQ(msg->signature(),
core::dbus::helper::TypeMapper<TupleType>::signature());
TupleType t2;
auto reader = msg->reader();
core::dbus::Codec<TupleType>::decode_argument(reader, t2);
EXPECT_EQ(std::get<0>(t1), std::get<0>(t2));
EXPECT_EQ(std::get<1>(t1), std::get<1>(t2));
}
TEST(CodecForMaps, DictionaryMappingToVariantsIsEncodedAndDecodedCorrectly)
{
namespace dbus = core::dbus;
auto msg = a_method_call();
{
auto writer = msg->writer();
auto array = writer.open_array(dbus::types::Signature{"{sv}"});
for(unsigned int i = 0; i < 5; i++)
{
auto entry = array.open_dict_entry();
{
auto key = std::to_string(i);
entry.push_stringn(key.c_str(), key.size());
auto variant = entry.open_variant(dbus::types::Signature{dbus::helper::TypeMapper<std::uint32_t>::signature()});
{
variant.push_uint32(i);
} entry.close_variant(std::move(variant));
} array.close_dict_entry(std::move(entry));
} writer.close_array(std::move(array));
}
unsigned int counter = 0;
std::map<std::string, dbus::types::Variant> result;
msg->reader() >> result;
EXPECT_EQ(std::uint32_t(5), result.size());
for (const auto& element : result)
{
EXPECT_EQ(std::to_string(counter), element.first);
EXPECT_EQ(counter, element.second.as<std::uint32_t>());
counter++;
}
}
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