def test_remove_DMX():
"""Check the DMX model no longer has the DMX components after they are removed. """
dm_mod = DispersionDMX()
index = 3
dmx = 1.0
mjd_start = 58000.0
mjd_end = 58100.0
dm_mod.add_DMX_range(mjd_start, mjd_end, index, dmx, frozen=False)
dm_mod.remove_DMX_range(index)
for pn in ["DMX_", "DMXR1_", "DMXR2_"]:
nm = str(pn) + str(f"{int(index):04d}")
assert nm not in dm_mod.params
def test_print_inds():
dm_mod = DispersionDMX()
dmx = 1.0
mjd_start = 58000.0
mjd_end = 58100.0
inds_init = 5
dm_mod.remove_DMX_range(1)
for i in range(inds_init):
dm_mod.add_DMX_range(mjd_start, mjd_end, i, dmx, frozen=False)
inds = dm_mod.get_indices()
assert len(inds) == inds_init
for i in range(inds_init):
assert i in inds
def test_remove_nonexistent_index():
""" Check for error when a unused DMX index is removed. """
dm_mod = DispersionDMX()
index = 3
with pytest.raises(ValueError):
dm_mod.remove_DMX_range(index)
