1# Copyright 2021 Huawei Technologies Co., Ltd 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14# ============================================================================== 15import numpy as np 16import pytest 17 18import mindspore.dataset as ds 19import mindspore.dataset.audio.transforms as audio 20from mindspore import log as logger 21 22 23def count_unequal_element(data_expected, data_me, rtol, atol): 24 assert data_expected.shape == data_me.shape 25 total_count = len(data_expected.flatten()) 26 error = np.abs(data_expected - data_me) 27 greater = np.greater(error, atol + np.abs(data_expected) * rtol) 28 loss_count = np.count_nonzero(greater) 29 assert (loss_count / total_count) < rtol, \ 30 "\ndata_expected_std:{0}\ndata_me_error:{1}\nloss:{2}". \ 31 format(data_expected[greater], data_me[greater], error[greater]) 32 33 34def test_func_biquad_eager(): 35 """ mindspore eager mode normal testcase:biquad op""" 36 # Original waveform 37 waveform = np.array([[1, 2, 3], [4, 5, 6]], dtype=np.float64) 38 # Expect waveform 39 expect_waveform = np.array([[0.0100, 0.0388, 0.1923], 40 [0.0400, 0.1252, 0.6530]], dtype=np.float64) 41 biquad_op = audio.Biquad(0.01, 0.02, 0.13, 1, 0.12, 0.3) 42 # Filtered waveform by biquad 43 output = biquad_op(waveform) 44 count_unequal_element(expect_waveform, output, 0.0001, 0.0001) 45 46 47def test_func_biquad_pipeline(): 48 """ mindspore pipeline mode normal testcase:biquad op""" 49 # Original waveform 50 waveform = np.array([[3.2, 2.1, 1.3], [6.2, 5.3, 6]], dtype=np.float64) 51 # Expect waveform 52 expect_waveform = np.array([[1.0000, 1.0000, 0.5844], 53 [1.0000, 1.0000, 1.0000]], dtype=np.float64) 54 dataset = ds.NumpySlicesDataset(waveform, ["audio"], shuffle=False) 55 biquad_op = audio.Biquad(1, 0.02, 0.13, 1, 0.12, 0.3) 56 # Filtered waveform by biquad 57 dataset = dataset.map(input_columns=["audio"], operations=biquad_op, num_parallel_workers=8) 58 i = 0 59 for item in dataset.create_dict_iterator(output_numpy=True): 60 count_unequal_element(expect_waveform[i, :], 61 item['audio'], 0.0001, 0.0001) 62 i += 1 63 64 65def test_biquad_invalid_input(): 66 def test_invalid_input(test_name, b0, b1, b2, a0, a1, a2, error, error_msg): 67 logger.info("Test Biquad with bad input: {0}".format(test_name)) 68 with pytest.raises(error) as error_info: 69 audio.Biquad(b0, b1, b2, a0, a1, a2) 70 assert error_msg in str(error_info.value) 71 72 test_invalid_input("invalid b0 parameter type as a String", "0.01", 0.02, 0.13, 1, 0.12, 0.3, TypeError, 73 "Argument b0 with value 0.01 is not of type [<class 'float'>, <class 'int'>]," 74 " but got <class 'str'>.") 75 test_invalid_input("invalid b0 parameter value", 441324343243242342345300, 0.02, 0.13, 1, 0.12, 0.3, ValueError, 76 "Input b0 is not within the required interval of [-16777216, 16777216].") 77 test_invalid_input("invalid b1 parameter type as a String", 0.01, "0.02", 0.13, 0, 0.12, 0.3, TypeError, 78 "Argument b1 with value 0.02 is not of type [<class 'float'>, <class 'int'>]," 79 " but got <class 'str'>.") 80 test_invalid_input("invalid b1 parameter value", 0.01, 441324343243242342345300, 0.13, 1, 0.12, 0.3, ValueError, 81 "Input b1 is not within the required interval of [-16777216, 16777216].") 82 test_invalid_input("invalid b2 parameter type as a String", 0.01, 0.02, "0.13", 0, 0.12, 0.3, TypeError, 83 "Argument b2 with value 0.13 is not of type [<class 'float'>, <class 'int'>]," 84 " but got <class 'str'>.") 85 test_invalid_input("invalid b2 parameter value", 0.01, 0.02, 441324343243242342345300, 1, 0.12, 0.3, ValueError, 86 "Input b2 is not within the required interval of [-16777216, 16777216].") 87 test_invalid_input("invalid a0 parameter type as a String", 0.01, 0.02, 0.13, '1', 0.12, 0.3, TypeError, 88 "Argument a0 with value 1 is not of type [<class 'float'>, <class 'int'>]," 89 " but got <class 'str'>.") 90 test_invalid_input("invalid a0 parameter value", 0.01, 0.02, 0.13, 0, 0.12, 0.3, ValueError, 91 "Input a0 is not within the required interval of [-16777216, 0) and (0, 16777216].") 92 test_invalid_input("invalid a0 parameter value", 0.01, 0.02, 0.13, 441324343243242342345300, 0.12, 0.3, ValueError, 93 "Input a0 is not within the required interval of [-16777216, 0) and (0, 16777216].") 94 test_invalid_input("invalid a1 parameter type as a String", 0.01, 0.02, 0.13, 1, '0.12', 0.3, TypeError, 95 "Argument a1 with value 0.12 is not of type [<class 'float'>, <class 'int'>]," 96 " but got <class 'str'>.") 97 test_invalid_input("invalid a1 parameter value", 0.01, 0.02, 0.13, 1, 441324343243242342345300, 0.3, ValueError, 98 "Input a1 is not within the required interval of [-16777216, 16777216].") 99 test_invalid_input("invalid a2 parameter type as a String", 0.01, 0.02, 0.13, 1, 0.12, '0.3', TypeError, 100 "Argument a2 with value 0.3 is not of type [<class 'float'>, <class 'int'>]," 101 " but got <class 'str'>.") 102 test_invalid_input("invalid a1 parameter value", 0.01, 0.02, 0.13, 1, 0.12, 441324343243242342345300, ValueError, 103 "Input a2 is not within the required interval of [-16777216, 16777216].") 104 105 106if __name__ == '__main__': 107 test_func_biquad_eager() 108 test_func_biquad_pipeline() 109 test_biquad_invalid_input() 110