code: def test_convert_to():
      q = Quantity("q1")
      q.set_global_relative_scale_factor(S(5000), meter)
  
      assert q.convert_to(m) == 5000 * m
  
      assert speed_of_light.convert_to(m / s) == 299792458 * m / s
      # TODO: eventually support this kind of conversion:
      # assert (2*speed_of_light).convert_to(m / s) == 2 * 299792458 * m / s
      assert day.convert_to(s) == 86400 * s
  
      # Wrong dimension to convert:
      assert q.convert_to(s) == q
      assert speed_of_light.convert_to(m) == speed_of_light
  
      expr = joule * second
      conv = convert_to(expr, joule)
      assert conv == joule * second
  
imports: import warnings
  from sympy.core.add import Add
  from sympy.core.function import Function, diff
  from sympy.core.numbers import Number, Rational
  from sympy.core.singleton import S
  from sympy.core.symbol import Symbol, symbols
  from sympy.functions.elementary.complexes import Abs
  from sympy.functions.elementary.exponential import exp, log
  from sympy.functions.elementary.miscellaneous import sqrt
  from sympy.functions.elementary.trigonometric import sin
  from sympy.integrals.integrals import integrate
  from sympy.physics.units import amount_of_substance, area, convert_to, find_unit, volume, kilometer, joule, molar_gas_constant, vacuum_permittivity, elementary_charge, volt, ohm
  from sympy.physics.units.definitions import amu, au, centimeter, coulomb, day, foot, grams, hour, inch, kg, km, m, meter, millimeter, minute, quart, s, second, speed_of_light, bit, byte, kibibyte, mebibyte, gibibyte, tebibyte, pebibyte, exbibyte, kilogram, gravitational_constant, electron_rest_mass
  from sympy.physics.units.definitions.dimension_definitions import Dimension, charge, length, time, temperature, pressure, energy, mass
  from sympy.physics.units.prefixes import PREFIXES, kilo
  from sympy.physics.units.quantities import PhysicalConstant, Quantity
  from sympy.physics.units.systems import SI
  from sympy.testing.pytest import raises
label_desc: Use image node_id 3 for calling a global function with example usage: test_convert_to() without return types