1 #/usr/bin/env python3.4 2 # 3 # Copyright (C) 2016 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. 16 """ 17 Basic Bluetooth Classic stress tests. 18 """ 19 20 import time 21 from acts.base_test import BaseTestClass 22 from acts.test_decorators import test_tracker_info 23 from acts.test_utils.bt.BluetoothBaseTest import BluetoothBaseTest 24 from acts.test_utils.bt.bt_test_utils import clear_bonded_devices 25 from acts.test_utils.bt.bt_test_utils import pair_pri_to_sec 26 from acts.test_utils.bt.bt_test_utils import reset_bluetooth 27 from acts.test_utils.bt.bt_test_utils import setup_multiple_devices_for_bt_test 28 29 30 class BtStressTest(BluetoothBaseTest): 31 default_timeout = 20 32 iterations = 100 33 34 def __init__(self, controllers): 35 BluetoothBaseTest.__init__(self, controllers) 36 37 def teardown_test(self): 38 super(BluetoothBaseTest, self).teardown_test() 39 self.log_stats() 40 return True 41 42 @test_tracker_info(uuid='bbe050f8-7970-42b3-9104-a2cd8f09579c') 43 def test_toggle_bluetooth(self): 44 """Stress test toggling bluetooth on and off. 45 46 Test the integrity of toggling bluetooth on and off. 47 48 Steps: 49 1. Toggle bluetooth off. 50 2. Toggle bluetooth on. 51 3. Repeat steps 1 and 2 one-hundred times. 52 53 Expected Result: 54 Each iteration of toggling bluetooth on and off should not cause an 55 exception. 56 57 Returns: 58 Pass if True 59 Fail if False 60 61 TAGS: Classic, Stress 62 Priority: 1 63 """ 64 for n in range(self.iterations): 65 self.log.info("Toggling bluetooth iteration {}.".format(n + 1)) 66 if not reset_bluetooth([self.android_devices[0]]): 67 self.log.error("Failure to reset Bluetooth") 68 return False 69 return True 70 71 @test_tracker_info(uuid='a6fac426-d068-4a86-9d55-00dbe51b2ff0') 72 def test_pair_bluetooth_stress(self): 73 """Stress test for pairing BT devices. 74 75 Test the integrity of Bluetooth pairing. 76 77 1. Primary device discover the secondary device 78 2. Primary device tries to pair to secondary device 79 3. Pair two devices after verifying pin number on both devices are equal 80 4. Verify both devices are paired 81 5. Unpair devices. 82 6. Verify devices unpaired. 83 7. Repeat steps 1-6 100 times. 84 85 86 Expected Result: 87 Each iteration of toggling Bluetooth pairing and unpairing 88 should succeed. 89 90 Returns: 91 Pass if True 92 Fail if False 93 94 TAGS: Classic, Stress 95 Priority: 1 96 """ 97 for n in range(self.iterations): 98 self.log.info("Pair bluetooth iteration {}.".format(n + 1)) 99 self.start_timer() 100 if (not pair_pri_to_sec( 101 self.android_devices[0], 102 self.android_devices[1], 103 attempts=1, 104 auto_confirm=False)): 105 self.log.error("Failed to bond devices.") 106 return False 107 self.log.info("Total time (ms): {}".format(self.end_timer())) 108 # A device bond will trigger a number of system routines that need 109 # to settle before unbond 110 time.sleep(2) 111 for ad in self.android_devices: 112 if not clear_bonded_devices(ad): 113 return False 114 # Necessary sleep time for entries to update unbonded state 115 time.sleep(2) 116 bonded_devices = ad.droid.bluetoothGetBondedDevices() 117 if len(bonded_devices) > 0: 118 self.log.error("Failed to unbond devices: {}".format( 119 bonded_devices)) 120 return False 121 return True 122
