pxmlw6n2f/Gazebo_Distributed_TCP/gazebo/physics/ModelState_TEST.cc

173 lines
6.5 KiB
C++

/*
* Copyright (C) 2015 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 "test/util.hh"
#include "gazebo/physics/PhysicsTypes.hh"
#include "gazebo/physics/JointState.hh"
#include "gazebo/physics/LinkState.hh"
#include "gazebo/physics/ModelState.hh"
using namespace gazebo;
class ModelStateTest : public gazebo::testing::AutoLogFixture { };
//////////////////////////////////////////////////
TEST_F(ModelStateTest, Nested)
{
std::ostringstream sdfStr;
sdfStr << "<sdf version ='" << SDF_VERSION << "'>"
<< "<world name='default'>"
<< "<state world_name='default'>"
<< "<model name='model_00'>"
<< " <pose>0 0 0.5 0 0 0</pose>"
<< " <scale>1 1 1</scale>"
<< " <link name='link_00'>"
<< " <pose>0 0 0.5 0 0 0</pose>"
<< " <velocity>0.001 0 0 0 0 0</velocity>"
<< " <acceleration>0 0.006121 0 0.012288 0 0.001751</acceleration>"
<< " <wrench>0 0.006121 0 0 0 0</wrench>"
<< " </link>"
<< " <model name='model_01'>"
<< " <pose>1 0 0.5 0 0 0</pose>"
<< " <link name='link_01'>"
<< " <pose>1.25 0 0.5 0 0 0</pose>"
<< " <velocity>0 -0.001 0 0 0 0</velocity>"
<< " <acceleration>0 0.000674 0 -0.001268 0 0</acceleration>"
<< " <wrench>0 0.000674 0 0 0 0</wrench>"
<< " </link>"
<< " <model name='model_02'>"
<< " <pose>1 1 0.5 0 0 0</pose>"
<< " <link name='link_02'>"
<< " <pose>1.25 1 0.5 0 0 0</pose>"
<< " <velocity>0 0 0.001 0 0 0</velocity>"
<< " <acceleration>0 0 0 0 0 0</acceleration>"
<< " <wrench>0 0 0 0 0 0</wrench>"
<< " </link>"
<< " </model>"
<< " </model>"
<< "</model>"
<< "</state>"
<< "</world>"
<< "</sdf>";
// load the state sdf
sdf::SDFPtr worldSDF(new sdf::SDF);
worldSDF->SetFromString(sdfStr.str());
EXPECT_TRUE(worldSDF->Root()->HasElement("world"));
sdf::ElementPtr worldElem = worldSDF->Root()->GetElement("world");
EXPECT_TRUE(worldElem->HasElement("state"));
sdf::ElementPtr stateElem = worldElem->GetElement("state");
EXPECT_TRUE(stateElem->HasElement("model"));
sdf::ElementPtr modelElem = stateElem->GetElement("model");
EXPECT_TRUE(modelElem != NULL);
// create the model state
physics::ModelState modelState(modelElem);
// fill sdf and load it back to a new model state
sdf::ElementPtr modelStateElem(new sdf::Element);
sdf::initFile("model_state.sdf", modelStateElem);
modelState.FillSDF(modelStateElem);
physics::ModelState newModelState(modelStateElem);
// now check both model states against values from the sdf string
std::vector<physics::ModelState> modelStates;
modelStates.push_back(modelState);
modelStates.push_back(newModelState);
for (const auto &m : modelStates)
{
// model state properties
EXPECT_EQ(m.GetPose(), ignition::math::Pose3d(0, 0, 0.5, 0, 0, 0));
EXPECT_EQ(m.Scale(), ignition::math::Vector3d::One);
EXPECT_EQ(m.GetJointStateCount(), 0u);
EXPECT_EQ(m.GetJointStates().size(), 0u);
// link state
EXPECT_EQ(m.GetLinkStateCount(), 1u);
EXPECT_EQ(m.GetLinkStates().size(), 1u);
EXPECT_TRUE(m.HasLinkState("link_00"));
EXPECT_NO_THROW(m.GetLinkState("link_00"));
physics::LinkState linkState =
m.GetLinkState("link_00");
EXPECT_EQ(linkState.GetPose(), ignition::math::Pose3d(0, 0, 0.5, 0, 0, 0));
EXPECT_EQ(linkState.GetVelocity(),
ignition::math::Pose3d(0.001, 0, 0, 0, 0, 0));
EXPECT_EQ(linkState.GetAcceleration(),
ignition::math::Pose3d(0, 0.006121, 0, 0.012288, 0, 0.001751));
EXPECT_EQ(linkState.GetWrench(),
ignition::math::Pose3d(0, 0.006121, 0, 0, 0, 0));
// nested model state
EXPECT_TRUE(m.HasNestedModelState("model_01"));
EXPECT_NO_THROW(m.NestedModelState("model_01"));
physics::ModelState nestedModelState =
m.NestedModelState("model_01");
EXPECT_EQ(nestedModelState.GetPose(),
ignition::math::Pose3d(1, 0, 0.5, 0, 0, 0));
EXPECT_EQ(nestedModelState.GetJointStateCount(), 0u);
EXPECT_EQ(nestedModelState.GetJointStates().size(), 0u);
// nested model's link state
EXPECT_EQ(nestedModelState.GetLinkStateCount(), 1u);
EXPECT_EQ(nestedModelState.GetLinkStates().size(), 1u);
EXPECT_NO_THROW(nestedModelState.GetLinkState("link_01"));
physics::LinkState nestedLinkState =
nestedModelState.GetLinkState("link_01");
EXPECT_EQ(nestedLinkState.GetPose(),
ignition::math::Pose3d(1.25, 0, 0.5, 0, 0, 0));
EXPECT_EQ(nestedLinkState.GetVelocity(),
ignition::math::Pose3d(0, -0.001, 0, 0, 0, 0));
EXPECT_EQ(nestedLinkState.GetAcceleration(),
ignition::math::Pose3d(0, 0.000674, 0, -0.001268, 0, 0));
EXPECT_EQ(nestedLinkState.GetWrench(),
ignition::math::Pose3d(0, 0.000674, 0, 0, 0, 0));
// double nested model state
EXPECT_TRUE(nestedModelState.HasNestedModelState("model_02"));
EXPECT_NO_THROW(nestedModelState.NestedModelState("model_02"));
nestedModelState = nestedModelState.NestedModelState("model_02");
EXPECT_EQ(nestedModelState.GetPose(),
ignition::math::Pose3d(1, 1, 0.5, 0, 0, 0));
EXPECT_EQ(nestedModelState.GetJointStateCount(), 0u);
EXPECT_EQ(nestedModelState.GetJointStates().size(), 0u);
// double nested model's link state
EXPECT_EQ(nestedModelState.GetLinkStateCount(), 1u);
EXPECT_EQ(nestedModelState.GetLinkStates().size(), 1u);
EXPECT_TRUE(nestedModelState.HasLinkState("link_02"));
EXPECT_NO_THROW(nestedModelState.GetLinkState("link_02"));
nestedLinkState = nestedModelState.GetLinkState("link_02");
EXPECT_EQ(nestedLinkState.GetPose(),
ignition::math::Pose3d(1.25, 1, 0.5, 0, 0, 0));
EXPECT_EQ(nestedLinkState.GetVelocity(),
ignition::math::Pose3d(0, 0, 0.001, 0, 0, 0));
EXPECT_EQ(nestedLinkState.GetAcceleration(),
ignition::math::Pose3d(0, 0, 0, 0, 0, 0));
EXPECT_EQ(nestedLinkState.GetWrench(),
ignition::math::Pose3d(0, 0, 0, 0, 0, 0));
}
}
int main(int argc, char **argv)
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}