• gen_rand() : test_collision_free_ik.cpp , test_ik_with_constraints.cpp , test_ik_regress.cpp , test_ik_node_regress.cpp
• main() : test_collision_free_ik.cpp , test_single_ik.cpp , test_kinematics_as_plugin.cpp , test_ik_with_constraints.cpp , test_ik_regress.cpp , test_ik_node_regress.cpp
• NOT_NEAR() : test_collision_free_ik.cpp , test_ik_with_constraints.cpp , test_ik_regress.cpp , test_ik_node_regress.cpp
• TEST() : test_collision_free_ik.cpp , test_kinematics_as_plugin.cpp , test_ik_with_constraints.cpp , test_ik_regress.cpp , test_ik_node_regress.cpp