def test_pattern_property_set_and_get():
"""Test setting and getting pattern property. Set is not allowed.
"""
# Raise error is user tries to set pattern
abund = Abund(0, "Empty")
with pytest.raises(AttributeError):
abund.pattern = 0.0
def test_abund():
"""Code coverage tests for Abund() class and methods.
"""
abund = Abund(0, pattern_names[0])
for name in pattern_names:
a1 = Abund(0, name)
a2 = Abund(0, name.lower())
a3 = Abund(-0.1, Abund(0.1, name).abund, 'H=12')
a1.__repr__()
a2.__str__()
abund.compare(a3)
a3.compare(abund)
assert len(a1) == len(a1.elements) == 99
assert a1 is not a2
assert a1 == a2
assert tuple(a1.keys()) == a1.elements
assert list(a1.values()) == [a1[k] for k, v in a1.items()]
if a2['Fe'] is not None:
for norm in norms:
a1 == to_H12(a1.normalized(norm), norm)
a1 == to_H12(a1.normalized(norm, prune=True), norm)
a2.pattern['Fe'] = a1.pattern['Fe'] + 0.999e-4
assert a1['Fe'] != a2['Fe']
assert a1 == a2
assert not a1 != a2
a2.pattern['Fe'] = a1.pattern['Fe'] + 1.001e-4
assert a1 != a2
a2.pattern['Fe'] = None
assert a1 != a2
assert a1 != 'wrong object type'
assert all(
[abs(a1[k] - a3[k]) < 1e-8 for k in a1.elements if a1[k]])
assert a1 != a3
with raises(AbundError, match='set monh and pattern separately'):
abund['C'] = 8.2
with raises(ValueError, match='could not convert string'):
abund.monh = 'text'
with raises(AbundError, match='must be an AbundPattern object'):
abund.pattern = {'H': 12, 'He': 11, 'Li': 1}
with raises(AbundError, match='unknown element key'):
abund['Water']
with raises(AbundError, match='unknown element key'):
abund.pattern._pattern['Water'] = 5
abund.abund()