test_constants.py 1.6 KB

1234567891011121314151617181920212223242526272829303132333435
  1. from numpy.testing import assert_equal, assert_allclose
  2. import scipy.constants as sc
  3. def test_convert_temperature():
  4. assert_equal(sc.convert_temperature(32, 'f', 'Celsius'), 0)
  5. assert_equal(sc.convert_temperature([0, 0], 'celsius', 'Kelvin'),
  6. [273.15, 273.15])
  7. assert_equal(sc.convert_temperature([0, 0], 'kelvin', 'c'),
  8. [-273.15, -273.15])
  9. assert_equal(sc.convert_temperature([32, 32], 'f', 'k'), [273.15, 273.15])
  10. assert_equal(sc.convert_temperature([273.15, 273.15], 'kelvin', 'F'),
  11. [32, 32])
  12. assert_equal(sc.convert_temperature([0, 0], 'C', 'fahrenheit'), [32, 32])
  13. assert_allclose(sc.convert_temperature([0, 0], 'c', 'r'), [491.67, 491.67],
  14. rtol=0., atol=1e-13)
  15. assert_allclose(sc.convert_temperature([491.67, 491.67], 'Rankine', 'C'),
  16. [0., 0.], rtol=0., atol=1e-13)
  17. assert_allclose(sc.convert_temperature([491.67, 491.67], 'r', 'F'),
  18. [32., 32.], rtol=0., atol=1e-13)
  19. assert_allclose(sc.convert_temperature([32, 32], 'fahrenheit', 'R'),
  20. [491.67, 491.67], rtol=0., atol=1e-13)
  21. assert_allclose(sc.convert_temperature([273.15, 273.15], 'K', 'R'),
  22. [491.67, 491.67], rtol=0., atol=1e-13)
  23. assert_allclose(sc.convert_temperature([491.67, 0.], 'rankine', 'kelvin'),
  24. [273.15, 0.], rtol=0., atol=1e-13)
  25. def test_lambda_to_nu():
  26. assert_equal(sc.lambda2nu([sc.speed_of_light, 1]), [1, sc.speed_of_light])
  27. def test_nu_to_lambda():
  28. assert_equal(sc.nu2lambda([sc.speed_of_light, 1]), [1, sc.speed_of_light])