def test_negative_state(self, e):
"""Test if function raises a ``ValueError`` when the given excited state contains negative
values."""
with pytest.raises(
ValueError,
match="The excited state must not contain negative values"):
samples, state, _ = e
dynamics.prob(samples, [-i for i in state])
def test_n_modes(self, e):
"""Test if function raises a ``ValueError`` when the number of modes in the samples and
the state are different."""
with pytest.raises(
ValueError,
match=
"The number of modes in the samples and the excited state must be"
):
samples, state, _ = e
dynamics.prob(samples, state + [0])
def test_empty_samples(self, e):
"""Test if function raises a ``ValueError`` when the samples list is empty."""
with pytest.raises(ValueError,
match="The samples list must not be empty"):
_, state, _ = e
dynamics.prob([], state)
def test_empty_state(self, e):
"""Test if function raises a ``ValueError`` when the given state is empty."""
with pytest.raises(ValueError,
match="The excited state list must not be empty"):
samples, _, _ = e
dynamics.prob(samples, [])
def test_correct_prob(self, e):
"""Test if the function returns the correct probability"""
samples, state, pref = e
p = dynamics.prob(samples, state)
assert p == pref