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1#!/usr/bin/env python3
2#
3# Copyright (C) 2019 The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License"); you may not
6# use this file except in compliance with the License. You may obtain a copy of
7# the License at
8#
9# http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
13# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
14# License for the specific language governing permissions and limitations under
15# the License.
16import acts_contrib.test_utils.bt.bt_test_utils as btutils
17from acts import asserts
18from acts_contrib.test_utils.bt.A2dpBaseTest import A2dpBaseTest
19
20INIT_ATTEN = 0
21
22
23class BtA2dpRangeTest(A2dpBaseTest):
24    def __init__(self, configs):
25        super().__init__(configs)
26        req_params = ['attenuation_vector', 'codecs']
27        #'attenuation_vector' is a dict containing: start, stop and step of
28        #attenuation changes
29        #'codecs' is a list containing all codecs required in the tests
30        self.unpack_userparams(req_params)
31        for codec_config in self.codecs:
32            self.generate_test_case(codec_config)
33
34    def setup_class(self):
35        super().setup_class()
36        opt_params = ['gain_mismatch', 'dual_chain']
37        self.unpack_userparams(opt_params, dual_chain=None, gain_mismatch=None)
38        # Enable BQR on all android devices
39        btutils.enable_bqr(self.android_devices)
40        if hasattr(self, 'dual_chain') and self.dual_chain == 1:
41            self.atten_c0 = self.attenuators[0]
42            self.atten_c1 = self.attenuators[1]
43            self.atten_c0.set_atten(INIT_ATTEN)
44            self.atten_c1.set_atten(INIT_ATTEN)
45
46    def teardown_class(self):
47        super().teardown_class()
48        if hasattr(self, 'atten_c0') and hasattr(self, 'atten_c1'):
49            self.atten_c0.set_atten(INIT_ATTEN)
50            self.atten_c1.set_atten(INIT_ATTEN)
51
52    def generate_test_case(self, codec_config):
53        def test_case_fn():
54            self.run_a2dp_to_max_range(codec_config)
55
56        if hasattr(self, 'dual_chain') and self.dual_chain == 1:
57            test_case_name = 'test_dual_bt_a2dp_range_codec_{}_gainmimatch_{}dB'.format(
58                codec_config['codec_type'], self.gain_mismatch)
59        else:
60            test_case_name = 'test_bt_a2dp_range_codec_{}'.format(
61                codec_config['codec_type'])
62        setattr(self, test_case_name, test_case_fn)
63