def test_multimap_empty_key():
m = MultiMap()
assert list(MultiMapKey().ancestors) == [MultiMapKey()]
m[MultiMapKey()] = u'Value for the empty'
assert m[MultiMapKey()] == u'Value for the empty'
assert list(m.all(MultiMapKey())) == [u'Value for the empty']
def test_multimap_empty_key():
m = MultiMap()
assert list(MultiMapKey().ancestors) == [MultiMapKey()]
m[MultiMapKey()] = u'Value for the empty'
assert m[MultiMapKey()] == u'Value for the empty'
assert list(m.all(MultiMapKey())) == [u'Value for the empty']
def test_multimap_get():
m = MultiMap()
alpha = MapKey('alpha')
one = MapKey('one')
m[MultiMapKey(alpha, one)] = u'Value for alpha, one'
assert m.get(MultiMapKey(alpha, one)) == u'Value for alpha, one'
assert m.get(MultiMapKey(one, alpha)) is None
assert m.get(MultiMapKey(one, alpha), 'default') == 'default'
def test_multimap_get():
m = MultiMap()
alpha = MapKey('alpha')
one = MapKey('one')
m[MultiMapKey(alpha, one)] = u'Value for alpha, one'
assert m.get(MultiMapKey(alpha, one)) == u'Value for alpha, one'
assert m.get(MultiMapKey(one, alpha)) is None
assert m.get(MultiMapKey(one, alpha), 'default') == 'default'
def test_multimap_with_fallback():
m = MultiMap()
alpha = MapKey('alpha')
beta = MapKey('beta', [alpha])
gamma = MapKey('gamma', [beta])
one = MapKey('one')
two = MapKey('two', [one])
three = MapKey('three', [two])
m[MultiMapKey(alpha, three)] = u'Value for alpha, three'
m[MultiMapKey(beta, two)] = u'Value for beta, two'
# fallback
m[MultiMapKey(alpha, one)] = u'Value for alpha, one'
# this gets the more specific interface
assert m[MultiMapKey(alpha, three)] == u'Value for alpha, three'
assert m[MultiMapKey(beta, two)] == u'Value for beta, two'
assert m[MultiMapKey(gamma, two)] == u'Value for beta, two'
assert m[MultiMapKey(beta, three)] == u'Value for beta, two'
assert m[MultiMapKey(gamma, three)] == u'Value for beta, two'
# this uses the fallback
assert m[MultiMapKey(alpha, one)] == u'Value for alpha, one'
assert m[MultiMapKey(alpha, two)] == u'Value for alpha, one'
assert m[MultiMapKey(beta, one)] == u'Value for alpha, one'
def test_multimap():
m = MultiMap()
alpha = MapKey('alpha')
beta = MapKey('beta', [alpha])
gamma = MapKey('gamma', [beta])
one = MapKey('one')
two = MapKey('two', [one])
three = MapKey('three', [two])
m[MultiMapKey(alpha, three)] = u'Value for alpha, three'
m[MultiMapKey(beta, two)] = u'Value for beta, two'
assert m[MultiMapKey(alpha, three)] == u'Value for alpha, three'
assert m[MultiMapKey(beta, two)] == u'Value for beta, two'
assert m[MultiMapKey(gamma, two)] == u'Value for beta, two'
assert m[MultiMapKey(beta, three)] == u'Value for beta, two'
assert m[MultiMapKey(gamma, three)] == u'Value for beta, two'
with pytest.raises(KeyError):
m[MultiMapKey(alpha, one)]
with pytest.raises(KeyError):
m[MultiMapKey(alpha, two)]
with pytest.raises(KeyError):
m[MultiMapKey(beta, one)]
def test_multimap_arity_1():
m = MultiMap()
alpha = MapKey('alpha')
beta = MapKey('beta', [alpha])
m[MultiMapKey(alpha)] = u'Value for alpha'
m[MultiMapKey(beta)] = u'Value for beta'
assert m[MultiMapKey(alpha)] == u'Value for alpha'
assert m[MultiMapKey(beta)] == u'Value for beta'
def test_multimap_all():
m = MultiMap()
alpha = MapKey('alpha')
beta = MapKey('beta', [alpha])
gamma = MapKey('gamma', [beta])
one = MapKey('one')
two = MapKey('two', [one])
three = MapKey('three', [two])
m[MultiMapKey(alpha, three)] = u'Value for alpha, three'
m[MultiMapKey(beta, two)] = u'Value for beta, two'
m[MultiMapKey(alpha, one)] = u'Value for alpha, one'
# this gets the more specific interface
assert list(m.all(MultiMapKey(alpha, three))) == [
u'Value for alpha, three', u'Value for alpha, one'
]
assert list(m.all(MultiMapKey(
beta, two))) == [u'Value for beta, two', u'Value for alpha, one']
assert list(m.all(MultiMapKey(
gamma, two))) == [u'Value for beta, two', u'Value for alpha, one']
assert list(m.all(MultiMapKey(beta, three))) == [
u'Value for beta, two', u'Value for alpha, three',
u'Value for alpha, one'
]
assert list(m.all(MultiMapKey(gamma, three))) == [
u'Value for beta, two', u'Value for alpha, three',
u'Value for alpha, one'
]
# this uses the fallback only
assert list(m.all(MultiMapKey(alpha, one))) == [u'Value for alpha, one']
assert list(m.all(MultiMapKey(alpha, two))) == [u'Value for alpha, one']
assert list(m.all(MultiMapKey(beta, one))) == [u'Value for alpha, one']
# we get nothing at all
frub = MapKey('frub')
assert list(m.all(MultiMapKey(frub, ))) == []
def test_multimap_all():
m = MultiMap()
alpha = MapKey('alpha')
beta = MapKey('beta', [alpha])
gamma = MapKey('gamma', [beta])
one = MapKey('one')
two = MapKey('two', [one])
three = MapKey('three', [two])
m[MultiMapKey(alpha, three)] = u'Value for alpha, three'
m[MultiMapKey(beta, two)] = u'Value for beta, two'
m[MultiMapKey(alpha, one)] = u'Value for alpha, one'
# this gets the more specific interface
assert list(m.all(MultiMapKey(alpha, three))) == [
u'Value for alpha, three',
u'Value for alpha, one']
assert list(m.all(MultiMapKey(beta, two))) == [
u'Value for beta, two',
u'Value for alpha, one']
assert list(m.all(MultiMapKey(gamma, two))) == [
u'Value for beta, two',
u'Value for alpha, one']
assert list(m.all(MultiMapKey(beta, three))) == [
u'Value for beta, two',
u'Value for alpha, three',
u'Value for alpha, one']
assert list(m.all(MultiMapKey(gamma, three))) == [
u'Value for beta, two',
u'Value for alpha, three',
u'Value for alpha, one']
# this uses the fallback only
assert list(m.all(MultiMapKey(alpha, one))) == [u'Value for alpha, one']
assert list(m.all(MultiMapKey(alpha, two))) == [u'Value for alpha, one']
assert list(m.all(MultiMapKey(beta, one))) == [u'Value for alpha, one']
# we get nothing at all
frub = MapKey('frub')
assert list(m.all(MultiMapKey(frub,))) == []