def test_DnmrTwoSinglets_frequencies_commute():
ab = DnmrTwoSinglets(165.00, 135.00, 1.50, 2.50, 0.50, 0.75)
ba = DnmrTwoSinglets(135.00, 165.00, 1.50, 0.50, 2.50, 0.25)
ab_spec = ab.lineshape() # doing this saves a function call (faster test)
ba_spec = ba.lineshape()
popplot(*ab_spec)
popplot(*ba_spec)
np.testing.assert_array_almost_equal(ab_spec, ba_spec)
def test_DnmrTwoSinglets_fastexchange():
sim = DnmrTwoSinglets(165, 135, 1000, 0.5, 0.5, 0.5)
assert np.allclose(sim.lineshape(), TWOSPIN_FAST)
popplot(*sim.lineshape())
def test_DnmrTwoSinglets_coalesce():
sim = DnmrTwoSinglets(165, 135, 65.9, 0.5, 0.5, 0.5)
assert np.allclose(sim.lineshape(), TWOSPIN_COALESCE)
popplot(*sim.lineshape())
def test_DnmrTwoSinglets_slow_exchange():
sim = DnmrTwoSinglets(165, 135, 1.5, 0.5, 0.5, 0.5)
assert np.allclose(sim.lineshape(), TWOSPIN_SLOW)
popplot(*sim.lineshape())