def test_charge_consistency():
"""
The charge of a particle is presently stored in the CSV files
(see Particle.charge for the motivation), but it can also be retrieved
from the particle's PDG ID, *if* the latter is valid.
This test makes sure both numbers are consistent for all particles in the PDG table.
"""
for p in Particle.table():
assert p.three_charge == p.pdgid.three_charge
def test_explicit_table_loading():
Particle.load_table(DIR / '../../particle/data/particle2018.csv')
assert Particle.table_loaded() == True
assert len(Particle.table_names()) == 1
assert Particle.table() is not None
def test_default_table_loading():
Particle.table()
p = Particle.from_pdgid(211)
assert p.table_loaded() is True
assert p.table_names() == ('particle2018.csv', )
