# Copyright 2016 Google Inc.

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

# http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

import unittest

class TestPartOfSpeech(unittest.TestCase):

@staticmethod

def _get_target_class():

from google.cloud.language.syntax import PartOfSpeech

return PartOfSpeech

def test_reverse(self):

klass = self._get_target_class()

for attr in dir(klass):

if attr.startswith('_'):

continue

if attr.islower():

continue

value = getattr(klass, attr)

result = klass.reverse(value)

self.assertEqual(result, attr)

class TestToken(unittest.TestCase):

@staticmethod

def _get_target_class():

from google.cloud.language.syntax import Token

return Token

def _make_one(self, *args, **kw):

return self._get_target_class()(*args, **kw)

def test_constructor(self):

from google.cloud.language.syntax import PartOfSpeech

text_content = 'All'

text_begin = -1

part_of_speech = PartOfSpeech.DETERMINER

edge_index = 3

edge_label = 'PREDET'

lemma = text_content

token = self._make_one(text_content, text_begin, part_of_speech,

edge_index, edge_label, lemma)

self.assertEqual(token.text_content, text_content)

self.assertEqual(token.text_begin, text_begin)

self.assertEqual(token.part_of_speech, part_of_speech)

self.assertEqual(token.edge_index, edge_index)

self.assertEqual(token.edge_label, edge_label)

self.assertEqual(token.lemma, lemma)

def test_from_api_repr(self):

from google.cloud.language.syntax import PartOfSpeech

klass = self._get_target_class()

text_content = 'pretty'

text_begin = -1

part_of_speech = PartOfSpeech.ADJECTIVE

edge_index = 3

edge_label = 'AMOD'

lemma = text_content

payload = {

'text': {

'content': text_content,

'beginOffset': text_begin,

},

'partOfSpeech': {

'tag': part_of_speech,

},

'dependencyEdge': {

'headTokenIndex': edge_index,

'label': edge_label,

},

'lemma': lemma,

}

token = klass.from_api_repr(payload)

self.assertEqual(token.text_content, text_content)

self.assertEqual(token.text_begin, text_begin)

self.assertEqual(token.part_of_speech, part_of_speech)

self.assertEqual(token.edge_index, edge_index)

self.assertEqual(token.edge_label, edge_label)

self.assertEqual(token.lemma, lemma)