def test_from_dmrs(dogs_bark):
from delphin import dmrs
m = mrs.MRS(**dogs_bark)
d = dmrs.DMRS(
top=10002,
index=10002,
nodes=[
dmrs.Node(10000, 'udef_q'),
dmrs.Node(10001, '_dog_n_1', type='x',
properties={'NUM': 'pl'}),
dmrs.Node(10002, '_bark_v_1', type='e',
properties={'TENSE': 'pres'})],
links=[
dmrs.Link(10000, 10001, 'RSTR', 'H'),
dmrs.Link(10002, 10001, 'ARG1', 'NEQ')])
_m = mrs.from_dmrs(d)
# Issue #248
labels = set(ep.label for ep in _m.rels)
hcons = {hc.hi: hc.lo for hc in _m.hcons}
assert _m.top not in labels
assert _m.top in hcons
assert hcons[_m.top] in labels
# ensure equivalency
assert mrs.is_isomorphic(m, _m)
# try with no hook
d.top = None
d.index = None
# it won't be isomorphic, just check for errors
_m = mrs.from_dmrs(d)
assert _m.top is None
assert _m.index is None
assert len(_m.rels) == 3
assert len(_m.hcons) == 1
def test_is_isomorphic_multi_pred2(m2, m2b):
assert not mrs.is_isomorphic(m2, m2b)
def test_is_isomorphic_pathological2(pathological1, pathological2):
# be aware if the next ones take a long time to resolve
assert not mrs.is_isomorphic(pathological1, pathological2)
def test_is_isomorphic_arity(m1, m1g):
assert not mrs.is_isomorphic(m1, m1g) # diff arity
def test_is_isomorphic_multi_pred(m2):
assert mrs.is_isomorphic(m2, m2)
def test_is_isomorphic_pred(m1, m1f):
assert not mrs.is_isomorphic(m1, m1f) # same structure, diff pred
def test_is_isomorphic_top(m1, m1d, m1e):
assert not mrs.is_isomorphic(m1, m1d) # unlinked LTOP
assert not mrs.is_isomorphic(m1, m1e) # equated LTOP
def test_is_isomorphic_properties(m1, m1c):
assert not mrs.is_isomorphic(m1, m1c) # diff TENSE value
assert mrs.is_isomorphic(m1, m1c, properties=False)
def test_is_isomorphic_lnk(m1, m1b):
assert mrs.is_isomorphic(m1, m1b) # diff Lnk only
def test_is_isomorphic_identity(m1):
assert mrs.is_isomorphic(m1, m1)