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# Copyright 2023 Google LLC
#
# 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
#
# https://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.
# -----------------------------------------------------------------------------
# Imports
# -----------------------------------------------------------------------------
import hashlib
import os
from bumble.decoder import G722Decoder
# -----------------------------------------------------------------------------
def test_decode_file():
decoder = G722Decoder()
output_bytes = bytearray()
with open(
os.path.join(os.path.dirname(__file__), 'g722_sample.g722'), 'rb'
) as file:
file_content = file.read()
frame_length = 80
data_length = int(len(file_content) / frame_length)
for i in range(0, data_length):
decoded_data = decoder.decode_frame(
file_content[i * frame_length : i * frame_length + frame_length]
)
output_bytes.extend(decoded_data)
result = hashlib.md5(output_bytes).hexdigest()
assert result == 'b58e0cdd012d12f5633fc796c3b0fbd4'
# -----------------------------------------------------------------------------
if __name__ == '__main__':
test_decode_file()
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