• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1#!/usr/bin/env python3.4
2#
3#   Copyright 2017 - Google
4#
5#   Licensed under the Apache License, Version 2.0 (the "License");
6#   you may not use this file except in compliance with the License.
7#   You may obtain a copy of 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,
13#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14#   See the License for the specific language governing permissions and
15#   limitations under the License.
16
17import os
18
19from acts import asserts
20from acts import utils
21from acts.base_test import BaseTestClass
22from acts.keys import Config
23from acts_contrib.test_utils.net import net_test_utils as nutils
24from acts_contrib.test_utils.wifi import wifi_test_utils as wutils
25from acts_contrib.test_utils.wifi.rtt import rtt_const as rconsts
26from acts_contrib.test_utils.wifi.rtt import rtt_test_utils as rutils
27
28
29class RttBaseTest(BaseTestClass):
30
31    def setup_class(self):
32        opt_param = ["pixel_models", "cnss_diag_file"]
33        self.unpack_userparams(opt_param_names=opt_param)
34        if hasattr(self, "cnss_diag_file"):
35            if isinstance(self.cnss_diag_file, list):
36                self.cnss_diag_file = self.cnss_diag_file[0]
37            if not os.path.isfile(self.cnss_diag_file):
38                self.cnss_diag_file = os.path.join(
39                    self.user_params[Config.key_config_path.value],
40                    self.cnss_diag_file)
41
42    def setup_test(self):
43        required_params = ("lci_reference", "lcr_reference",
44                           "rtt_reference_distance_mm",
45                           "stress_test_min_iteration_count",
46                           "stress_test_target_run_time_sec")
47        self.unpack_userparams(required_params)
48
49        # can be moved to JSON config file
50        self.rtt_reference_distance_margin_mm = 2000
51        self.rtt_max_failure_rate_two_sided_rtt_percentage = 20
52        self.rtt_max_failure_rate_one_sided_rtt_percentage = 50
53        self.rtt_max_margin_exceeded_rate_two_sided_rtt_percentage = 10
54        self.rtt_max_margin_exceeded_rate_one_sided_rtt_percentage = 50
55        self.rtt_min_expected_rssi_dbm = -100
56
57        if hasattr(self, "cnss_diag_file") and hasattr(self, "pixel_models"):
58            wutils.start_cnss_diags(
59                self.android_devices, self.cnss_diag_file, self.pixel_models)
60        self.tcpdump_proc = []
61        if hasattr(self, "android_devices"):
62            for ad in self.android_devices:
63                proc = nutils.start_tcpdump(ad, self.test_name)
64                self.tcpdump_proc.append((ad, proc))
65
66        for ad in self.android_devices:
67            utils.set_location_service(ad, True)
68            ad.droid.wifiEnableVerboseLogging(1)
69            asserts.skip_if(
70                not ad.droid.doesDeviceSupportWifiRttFeature(),
71                "Device under test does not support Wi-Fi RTT - skipping test")
72            wutils.wifi_toggle_state(ad, True)
73            rtt_avail = ad.droid.wifiIsRttAvailable()
74            if not rtt_avail:
75                self.log.info('RTT not available. Waiting ...')
76                rutils.wait_for_event(ad, rconsts.BROADCAST_WIFI_RTT_AVAILABLE)
77            ad.ed.clear_all_events()
78            rutils.config_privilege_override(ad, False)
79            wutils.set_wifi_country_code(ad, wutils.WifiEnums.CountryCode.US)
80            ad.rtt_capabilities = rutils.get_rtt_capabilities(ad)
81
82    def teardown_test(self):
83        if hasattr(self, "cnss_diag_file") and hasattr(self, "pixel_models"):
84            wutils.stop_cnss_diags(self.android_devices, self.pixel_models)
85        for proc in self.tcpdump_proc:
86            nutils.stop_tcpdump(
87                    proc[0], proc[1], self.test_name, pull_dump=False)
88        self.tcpdump_proc = []
89        for ad in self.android_devices:
90            if not ad.droid.doesDeviceSupportWifiRttFeature():
91                return
92
93            # clean-up queue from the System Service UID
94            ad.droid.wifiRttCancelRanging([1000])
95
96    def on_fail(self, test_name, begin_time):
97        for ad in self.android_devices:
98            ad.take_bug_report(test_name, begin_time)
99            ad.cat_adb_log(test_name, begin_time)
100            wutils.get_ssrdumps(ad)
101        if hasattr(self, "cnss_diag_file") and hasattr(self, "pixel_models"):
102            wutils.stop_cnss_diags(self.android_devices, self.pixel_models)
103            for ad in self.android_devices:
104                wutils.get_cnss_diag_log(ad)
105        for proc in self.tcpdump_proc:
106            nutils.stop_tcpdump(proc[0], proc[1], self.test_name)
107        self.tcpdump_proc = []
108