def validate(self):
"""
Checks to see if all files exist and can be found by SimCADO
Also forces any other overriding behaviour like:
- OBS_ZENITH_DIST overrides ATMO_AIRMASS
Returns
-------
valid : Bool
True if all files are found.
"""
# If OBS_ZENITH_DIST is specified it overrides ATMO_AIRMASS,
if self.cmds["OBS_ZENITH_DIST"] is not None:
airmass = zendist2airmass(self.cmds["OBS_ZENITH_DIST"])
self.cmds["ATMO_AIRMASS"] = airmass
# Update filenames to absolute paths
try:
missing_files = self._find_files()
except ValueError:
warnings.warn("Local package database couldn't be found")
missing_files = -1
files_exist = len(missing_files) == 0
# .. todo:: implement a method to check that the file formats are happy
data_format_ok = True
return files_exist and data_format_ok
def test_airmass2zendist_undoes_exactly_what_zendist2airmass_does(self):
zendist = 12.31334
assert np.allclose(airmass2zendist(zendist2airmass(zendist)),
zendist)
def test_zendist2airmass_undoes_exactly_what_airmass2zendist_does(self):
airmass = 1.78974234
assert np.allclose(zendist2airmass(airmass2zendist(airmass)),
airmass)
def test_zendist2airmass_pass_for_known_quanities_ZD_60_equals_ZD_2(self):
assert np.allclose(zendist2airmass(60), 2.0)
def test_zendist2airmass_pass_for_known_quanities_ZD_0_equals_AM_1(self):
assert np.allclose(zendist2airmass(0), 1.0)