<launch>
  <node name="player" pkg="rosbag" type="play" args="@PROJECT_BINARY_DIR@/test/chatter_50hz.bag"/>
  <test test-name="play_hztest" pkg="rostest" type="hztest">
    <param name="topic" value="chatter"/>
    <param name="hz" value="50.0"/>
    <param name="hzerror" value="5"/>
    <param name="test_duration" value="7.0" />
  </test>
</launch>
