code: def test_body_axis():
      N = ReferenceFrame("N")
      B = Body("B", frame=N)
      assert B.x == N.x
      assert B.y == N.y
      assert B.z == N.z
  
imports: from sympy import Symbol, symbols, sin, cos, Matrix, zeros, simplify
  from sympy.physics.vector import Point, ReferenceFrame, dynamicsymbols, Dyadic
  from sympy.physics.mechanics import inertia, Body
  from sympy.testing.pytest import raises
label_desc: Use image node_id 10 for calling a global function with example usage: test_body_axis() without return types