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test_sample.py
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77 lines (63 loc) · 3.08 KB
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# 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 TestSample(unittest.TestCase):
SAMPLE_RATE = 16000
AUDIO_SOURCE_URI = 'gs://sample-bucket/sample-recording.flac'
def _getTargetClass(self):
from google.cloud.speech.sample import Sample
return Sample
def _makeOne(self, *args, **kw):
return self._getTargetClass()(*args, **kw)
def test_initialize_sample(self):
from google.cloud.speech.encoding import Encoding
sample = self._makeOne(source_uri=self.AUDIO_SOURCE_URI,
encoding=Encoding.FLAC,
sample_rate=self.SAMPLE_RATE)
self.assertEqual(sample.source_uri, self.AUDIO_SOURCE_URI)
self.assertEqual(sample.encoding, Encoding.FLAC)
self.assertEqual(sample.sample_rate, self.SAMPLE_RATE)
def test_content_and_source_uri(self):
with self.assertRaises(ValueError):
self._makeOne(content='awefawagaeragere',
source_uri=self.AUDIO_SOURCE_URI)
def test_sample_rates(self):
from google.cloud.speech.encoding import Encoding
with self.assertRaises(ValueError):
self._makeOne(source_uri=self.AUDIO_SOURCE_URI,
sample_rate=7999)
with self.assertRaises(ValueError):
self._makeOne(source_uri=self.AUDIO_SOURCE_URI,
sample_rate=48001)
sample = self._makeOne(source_uri=self.AUDIO_SOURCE_URI,
sample_rate=self.SAMPLE_RATE,
encoding=Encoding.FLAC)
self.assertEqual(sample.sample_rate, self.SAMPLE_RATE)
self.assertEqual(sample.encoding, Encoding.FLAC)
sample = self._makeOne(source_uri=self.AUDIO_SOURCE_URI,
encoding=Encoding.FLAC)
self.assertEqual(sample.sample_rate, self.SAMPLE_RATE)
def test_encoding(self):
from google.cloud.speech.encoding import Encoding
with self.assertRaises(ValueError):
self._makeOne(source_uri=self.AUDIO_SOURCE_URI,
sample_rate=self.SAMPLE_RATE,
encoding='OGG')
with self.assertRaises(ValueError):
self._makeOne(source_uri=self.AUDIO_SOURCE_URI,
sample_rate=self.SAMPLE_RATE)
sample = self._makeOne(source_uri=self.AUDIO_SOURCE_URI,
sample_rate=self.SAMPLE_RATE,
encoding=Encoding.FLAC)
self.assertEqual(sample.encoding, Encoding.FLAC)