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121 lines
3.5 KiB
Python
121 lines
3.5 KiB
Python
# coding: utf8
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from __future__ import unicode_literals
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import pytest
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from ..util import get_doc
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@pytest.fixture
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def doc(en_tokenizer):
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text = "He jests at scars, that never felt a wound."
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heads = [1, 6, -1, -1, 3, 2, 1, 0, 1, -2, -3]
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deps = [
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"nsubj",
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"ccomp",
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"prep",
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"pobj",
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"punct",
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"nsubj",
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"neg",
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"ROOT",
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"det",
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"dobj",
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"punct",
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]
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tokens = en_tokenizer(text)
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return get_doc(tokens.vocab, words=[t.text for t in tokens], heads=heads, deps=deps)
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def test_issue3962(doc):
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""" Ensure that as_doc does not result in out-of-bound access of tokens.
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This is achieved by setting the head to itself if it would lie out of the span otherwise."""
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span2 = doc[1:5] # "jests at scars ,"
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doc2 = span2.as_doc()
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doc2_json = doc2.to_json()
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assert doc2_json
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assert (
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doc2[0].head.text == "jests"
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) # head set to itself, being the new artificial root
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assert doc2[0].dep_ == "dep"
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assert doc2[1].head.text == "jests"
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assert doc2[1].dep_ == "prep"
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assert doc2[2].head.text == "at"
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assert doc2[2].dep_ == "pobj"
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assert doc2[3].head.text == "jests" # head set to the new artificial root
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assert doc2[3].dep_ == "dep"
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# We should still have 1 sentence
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assert len(list(doc2.sents)) == 1
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span3 = doc[6:9] # "never felt a"
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doc3 = span3.as_doc()
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doc3_json = doc3.to_json()
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assert doc3_json
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assert doc3[0].head.text == "felt"
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assert doc3[0].dep_ == "neg"
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assert doc3[1].head.text == "felt"
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assert doc3[1].dep_ == "ROOT"
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assert doc3[2].head.text == "felt" # head set to ancestor
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assert doc3[2].dep_ == "dep"
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# We should still have 1 sentence as "a" can be attached to "felt" instead of "wound"
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assert len(list(doc3.sents)) == 1
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@pytest.fixture
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def two_sent_doc(en_tokenizer):
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text = "He jests at scars. They never felt a wound."
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heads = [1, 0, -1, -1, -3, 2, 1, 0, 1, -2, -3]
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deps = [
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"nsubj",
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"ROOT",
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"prep",
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"pobj",
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"punct",
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"nsubj",
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"neg",
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"ROOT",
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"det",
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"dobj",
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"punct",
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]
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tokens = en_tokenizer(text)
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return get_doc(tokens.vocab, words=[t.text for t in tokens], heads=heads, deps=deps)
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def test_issue3962_long(two_sent_doc):
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""" Ensure that as_doc does not result in out-of-bound access of tokens.
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This is achieved by setting the head to itself if it would lie out of the span otherwise."""
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span2 = two_sent_doc[1:7] # "jests at scars. They never"
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doc2 = span2.as_doc()
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doc2_json = doc2.to_json()
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assert doc2_json
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assert (
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doc2[0].head.text == "jests"
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) # head set to itself, being the new artificial root (in sentence 1)
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assert doc2[0].dep_ == "ROOT"
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assert doc2[1].head.text == "jests"
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assert doc2[1].dep_ == "prep"
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assert doc2[2].head.text == "at"
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assert doc2[2].dep_ == "pobj"
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assert doc2[3].head.text == "jests"
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assert doc2[3].dep_ == "punct"
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assert (
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doc2[4].head.text == "They"
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) # head set to itself, being the new artificial root (in sentence 2)
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assert doc2[4].dep_ == "dep"
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assert (
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doc2[4].head.text == "They"
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) # head set to the new artificial head (in sentence 2)
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assert doc2[4].dep_ == "dep"
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# We should still have 2 sentences
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sents = list(doc2.sents)
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assert len(sents) == 2
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assert sents[0].text == "jests at scars ."
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assert sents[1].text == "They never"
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