# Copyright 2017 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 TestSentence(unittest.TestCase):

@staticmethod

def _get_target_class():

from google.cloud.language.sentence import Sentence

return Sentence

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

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

def test_constructor(self):

content = "All the king's horses."

begin = 11

sentence = self._make_one(content, begin)

self.assertEqual(sentence.content, content)

self.assertEqual(sentence.begin, begin)

def test_from_api_repr(self):

klass = self._get_target_class()

content = 'All the pretty horses.'

begin = -1

payload = {

'text': {

'content': content,

'beginOffset': begin,

},

}

sentence = klass.from_api_repr(payload)

self.assertEqual(sentence.content, content)

self.assertEqual(sentence.begin, begin)

self.assertIsNone(sentence.sentiment)

def test_from_api_repr_with_sentiment(self):

from google.cloud.language.sentiment import Sentiment

klass = self._get_target_class()

content = 'All the pretty horses.'

begin = -1

score = 0.5

magnitude = 0.5

payload = {

'text': {

'content': content,

'beginOffset': begin,

},

'sentiment': {

'score': score,

'magnitude': magnitude,

}

}

sentence = klass.from_api_repr(payload)

self.assertEqual(sentence.content, content)

self.assertEqual(sentence.begin, begin)

self.assertIsInstance(sentence.sentiment, Sentiment)

self.assertEqual(sentence.sentiment.score, score)

self.assertEqual(sentence.sentiment.magnitude, magnitude)