1#!/usr/bin/env python3.4
2#
3#   Copyright 2018 - The Android Open Source Project
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 acts.signals as signals
18
19from acts import asserts
20from acts.base_test import BaseTestClass
21from acts.libs.ota import ota_updater
22from acts.test_decorators import test_tracker_info
23from acts.test_utils.tel.tel_test_utils import WIFI_CONFIG_APBAND_2G
24
25import acts.test_utils.net.net_test_utils as nutils
26import acts.test_utils.wifi.wifi_test_utils as wutils
27
28
29class WifiTethering2GPskOTATest(BaseTestClass):
30    """Wifi Tethering 2G Psk OTA tests"""
31
32    def setup_class(self):
33
34        super(WifiTethering2GPskOTATest, self).setup_class()
35        ota_updater.initialize(self.user_params, self.android_devices)
36
37        self.hotspot_device = self.android_devices[0]
38        self.tethered_device = self.android_devices[1]
39        req_params = ("wifi_hotspot_psk", )
40        self.unpack_userparams(req_params)
41
42        # verify hotspot device has lte data and supports tethering
43        nutils.verify_lte_data_and_tethering_supported(self.hotspot_device)
44
45        # Save a wifi soft ap configuration and verify that it works
46        wutils.save_wifi_soft_ap_config(self.hotspot_device,
47                                        self.wifi_hotspot_psk,
48                                        WIFI_CONFIG_APBAND_2G)
49        self._verify_wifi_tethering()
50
51        # Run OTA below, if ota fails then abort all tests.
52        try:
53          ota_updater.update(self.hotspot_device)
54        except Exception as err:
55            raise signals.TestAbortClass(
56                "Failed up apply OTA update. Aborting tests")
57
58    def on_fail(self, test_name, begin_time):
59        for ad in self.android_devices:
60            ad.take_bug_report(test_name, begin_time)
61
62    def teardown_class(self):
63        wutils.wifi_toggle_state(self.hotspot_device, True)
64
65    """Helper Functions"""
66
67    def _verify_wifi_tethering(self):
68        """Verify wifi tethering"""
69        wutils.start_wifi_tethering_saved_config(self.hotspot_device)
70        wutils.wifi_connect(self.tethered_device, self.wifi_hotspot_psk)
71        # (TODO: @gmoturu) Change to stop_wifi_tethering. See b/109876061
72        wutils.wifi_toggle_state(self.hotspot_device, True)
73
74    """Tests"""
75
76    @test_tracker_info(uuid="4b1cec63-d1d2-4046-84e9-e806bb08ce41")
77    def test_wifi_tethering_ota_2g_psk(self):
78        """ Verify wifi hotspot after ota upgrade
79
80        Steps:
81          1. Save a wifi hotspot config with 2g band and psk auth
82          2. Do a OTA update
83          3. Verify that wifi hotspot works with teh saved config
84        """
85        self._verify_wifi_tethering()
86