def test_limit_scope3(self):
"""Test that two modifiers of the same type limit the scope of the first modifier."""
doc = nlp("no evidence of CHF, neg for pneumonia")
item = ConTextItem("no evidence of", "DEFINITE_NEGATED_EXISTENCE",
"FORWARD")
item2 = ConTextItem("neg for", "DEFINITE_NEGATED_EXISTENCE", "FORWARD")
tag_object = TagObject(item, 0, 3, doc)
tag_object2 = TagObject(item2, 5, 7, doc)
assert tag_object.limit_scope(tag_object2)
def test_terminate_limit_scope_backward(self):
"""Test that a 'TERMINATE' modifier will limit the scope of a 'BACKWARD' modifier.
"""
doc = nlp("Pt has chf but pneumonia is ruled out")
item = ConTextItem("is ruled out", "NEGATED_EXISTENCE", "BACKWARD")
tag_object = TagObject(item, 6, 8, doc)
item2 = ConTextItem("but", "TERMINATE", "TERMINATE")
tag_object2 = TagObject(item2, 3, 4, doc)
assert tag_object.limit_scope(tag_object2)
def test_terminate_limit_scope_custom2(self):
"""Test that a modifier will be explicitly terminated by a modifier with a category
in terminated_by."""
doc = nlp("flu is negative, pneumonia is positive.")
item = ConTextItem("negative", "NEGATED_EXISTENCE", rule="BACKWARD")
item2 = ConTextItem("positive",
"POSITIVE_EXISTENCE",
rule="BACKWARD",
terminated_by={"NEGATED_EXISTENCE"})
tag_object = TagObject(item, 2, 3, doc)
tag_object2 = TagObject(item2, 6, 7, doc)
assert tag_object2.limit_scope(tag_object)
def test_terminate_limit_scope_custom(self):
"""Test that a modifier will be explicitly terminated by a modifier with a category
in terminated_by."""
doc = nlp("negative for flu, positive for pneumonia.")
item = ConTextItem("negative for",
"NEGATED_EXISTENCE",
rule="FORWARD",
terminated_by={"POSITIVE_EXISTENCE"})
item2 = ConTextItem("positive for",
"POSITIVE_EXISTENCE",
rule="FORWARD")
tag_object = TagObject(item, 0, 2, doc)
tag_object2 = TagObject(item2, 4, 6, doc)
assert tag_object.limit_scope(tag_object2)
def test_no_limit_scope_same_category_different_allowed_types(self):
"""Test that a two TagObjects of the same type but with different
allowed types does not limits the scope of the tag object.
"""
doc = nlp("no history of travel to Puerto Rico, neg for pneumonia")
item = ConTextItem(
"no history of",
"DEFINITE_NEGATED_EXISTENCE",
"FORWARD",
allowed_types={"TRAVEL"},
)
item2 = ConTextItem(
"neg for",
"DEFINITE_NEGATED_EXISTENCE",
"FORWARD",
allowed_types={"CONDITION"},
)
tag_object = TagObject(item, 0, 3, doc)
tag_object2 = TagObject(item2, 8, 10, doc)
assert not tag_object.limit_scope(tag_object2)
def test_limit_scope2(self):
doc, item, tag_object = self.create_objects()
item2 = ConTextItem("but", "TERMINATE", "TERMINATE")
tag_object2 = TagObject(item2, 2, 4, doc)
assert not tag_object2.limit_scope(tag_object)
