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/*
* Copyright (C) 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 <gtest/gtest.h>
#include <ignition/plugin/WeakPluginPtr.hh>
#include <ignition/plugin/Loader.hh>
#include "../plugins/DummyPlugins.hh"
#include "utils.hh"
/////////////////////////////////////////////////
TEST(WeakPluginPtr, Lifecycle)
{
const std::string &libraryPath = IGNDummyPlugins_LIB;
ignition::plugin::WeakPluginPtr weak;
CHECK_FOR_LIBRARY(libraryPath, false);
{
ignition::plugin::Loader pl;
pl.LoadLib(libraryPath);
CHECK_FOR_LIBRARY(libraryPath, true);
ignition::plugin::PluginPtr plugin =
pl.Instantiate("test::util::DummyMultiPlugin");
weak = plugin;
EXPECT_FALSE(weak.IsExpired());
ignition::plugin::PluginPtr copy = weak.Lock();
test::util::DummyIntBase* base =
copy->QueryInterface<test::util::DummyIntBase>();
EXPECT_TRUE(base);
EXPECT_EQ(5, base->MyIntegerValueIs());
EXPECT_EQ(plugin->QueryInterface<test::util::DummyIntBase>(), base);
CHECK_FOR_LIBRARY(libraryPath, true);
}
CHECK_FOR_LIBRARY(libraryPath, false);
EXPECT_TRUE(weak.IsExpired());
ignition::plugin::PluginPtr empty = weak.Lock();
EXPECT_TRUE(empty.IsEmpty());
EXPECT_FALSE(empty->QueryInterface<test::util::DummyIntBase>());
}
/////////////////////////////////////////////////
TEST(WeakPluginPtr, CopyMove)
{
ignition::plugin::Loader pl;
pl.LoadLib(IGNDummyPlugins_LIB);
ignition::plugin::PluginPtr plugin =
pl.Instantiate("test::util::DummyMultiPlugin");
ignition::plugin::WeakPluginPtr weakConstructFromPlugin(plugin);
EXPECT_EQ(plugin, weakConstructFromPlugin.Lock());
ignition::plugin::WeakPluginPtr weakCopyFromOther(
weakConstructFromPlugin);
EXPECT_EQ(plugin, weakConstructFromPlugin.Lock());
ignition::plugin::WeakPluginPtr weakCopyAssignFromOther;
weakCopyAssignFromOther = weakConstructFromPlugin;
EXPECT_EQ(plugin, weakCopyAssignFromOther.Lock());
ignition::plugin::WeakPluginPtr weakMoveFromOther(
std::move(weakCopyFromOther));
EXPECT_EQ(plugin, weakMoveFromOther.Lock());
ignition::plugin::WeakPluginPtr weakMoveAssignFromOther;
weakMoveAssignFromOther = std::move(weakCopyAssignFromOther);
EXPECT_EQ(plugin, weakMoveAssignFromOther.Lock());
ignition::plugin::WeakPluginPtr weakAssignFromPlugin;
weakAssignFromPlugin = plugin;
EXPECT_EQ(plugin, weakAssignFromPlugin.Lock());
}
/////////////////////////////////////////////////
int main(int argc, char **argv)
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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