| #!/usr/bin/env python3.4 |
| # |
| # Copyright 2018 - The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| import itertools |
| import pprint |
| import queue |
| import time |
| |
| import acts.base_test |
| import acts.signals as signals |
| import acts.test_utils.wifi.wifi_test_utils as wutils |
| import acts.utils |
| |
| from acts import asserts |
| from acts.test_decorators import test_tracker_info |
| from acts.test_utils.wifi.WifiBaseTest import WifiBaseTest |
| |
| WifiEnums = wutils.WifiEnums |
| # Default timeout used for reboot, toggle WiFi and Airplane mode, |
| # for the system to settle down after the operation. |
| DEFAULT_TIMEOUT = 10 |
| WIFICOND_KILL_SHELL_COMMAND = "killall wificond" |
| WIFI_VENDOR_HAL_KILL_SHELL_COMMAND = "killall android.hardware.wifi@1.0-service" |
| SUPPLICANT_KILL_SHELL_COMMAND = "killall wpa_supplicant" |
| |
| class WifiCrashTest(WifiBaseTest): |
| """Crash Tests for wifi stack. |
| |
| Test Bed Requirement: |
| * One Android device |
| * One Wi-Fi network visible to the device. |
| """ |
| |
| def __init__(self, controllers): |
| WifiBaseTest.__init__(self, controllers) |
| |
| def setup_class(self): |
| self.dut = self.android_devices[0] |
| wutils.wifi_test_device_init(self.dut) |
| req_params = [] |
| opt_param = ["reference_networks"] |
| self.unpack_userparams( |
| req_param_names=req_params, opt_param_names=opt_param) |
| |
| if "AccessPoint" in self.user_params: |
| self.legacy_configure_ap_and_start() |
| |
| asserts.assert_true( |
| len(self.reference_networks) > 0, |
| "Need at least one reference network with psk.") |
| self.network = self.reference_networks[0]["2g"] |
| |
| def setup_test(self): |
| self.dut.droid.wakeLockAcquireBright() |
| self.dut.droid.wakeUpNow() |
| wutils.wifi_toggle_state(self.dut, True) |
| |
| def teardown_test(self): |
| self.dut.droid.wakeLockRelease() |
| self.dut.droid.goToSleepNow() |
| wutils.reset_wifi(self.dut) |
| |
| def on_fail(self, test_name, begin_time): |
| self.dut.take_bug_report(test_name, begin_time) |
| self.dut.cat_adb_log(test_name, begin_time) |
| |
| def teardown_class(self): |
| if "AccessPoint" in self.user_params: |
| del self.user_params["reference_networks"] |
| |
| """Helper Functions""" |
| |
| """Tests""" |
| @test_tracker_info(uuid="b87fd23f-9bfc-406b-a5b2-17ce6be6c780") |
| def test_wifi_framework_crash_reconnect(self): |
| """Connect to a network, crash framework, then ensure |
| we connect back to the previously connected network. |
| |
| Steps: |
| 1. Connect to a network. |
| 2. Restart framework. |
| 3. Reconnect to the previous network. |
| |
| """ |
| wutils.wifi_connect(self.dut, self.network, num_of_tries=3) |
| # Restart framework |
| self.log.info("Crashing framework") |
| self.dut.restart_runtime() |
| # We won't get the disconnect broadcast because framework crashed. |
| # wutils.wait_for_disconnect(self.dut) |
| time.sleep(DEFAULT_TIMEOUT) |
| wifi_info = self.dut.droid.wifiGetConnectionInfo() |
| if wifi_info[WifiEnums.SSID_KEY] != self.network[WifiEnums.SSID_KEY]: |
| raise signals.TestFailure("Device did not connect to the" |
| " network after crashing framework.") |
| |
| @test_tracker_info(uuid="33f9e4f6-29b8-4116-8f9b-5b13d93b4bcb") |
| def test_wifi_cond_crash_reconnect(self): |
| """Connect to a network, crash wificond, then ensure |
| we connect back to the previously connected network. |
| |
| Steps: |
| 1. Connect to a network. |
| 2. Crash wificond. |
| 3. Ensure we get a disconnect. |
| 4. Ensure we reconnect to the previous network. |
| |
| """ |
| wutils.wifi_connect(self.dut, self.network, num_of_tries=3) |
| # Restart wificond |
| self.log.info("Crashing wificond") |
| self.dut.adb.shell(WIFICOND_KILL_SHELL_COMMAND) |
| wutils.wait_for_disconnect(self.dut) |
| time.sleep(DEFAULT_TIMEOUT) |
| wifi_info = self.dut.droid.wifiGetConnectionInfo() |
| if wifi_info[WifiEnums.SSID_KEY] != self.network[WifiEnums.SSID_KEY]: |
| raise signals.TestFailure("Device did not connect to the" |
| " network after crashing wificond.") |
| |
| @test_tracker_info(uuid="463e3d7b-b0b7-4843-b83b-5613a71ae2ac") |
| def test_wifi_vendorhal_crash_reconnect(self): |
| """Connect to a network, crash wifi HAL, then ensure |
| we connect back to the previously connected network. |
| |
| Steps: |
| 1. Connect to a network. |
| 2. Crash wifi HAL. |
| 3. Ensure we get a disconnect. |
| 4. Ensure we reconnect to the previous network. |
| |
| """ |
| wutils.wifi_connect(self.dut, self.network, num_of_tries=3) |
| # Restart wificond |
| self.log.info("Crashing wifi HAL") |
| self.dut.adb.shell(WIFI_VENDOR_HAL_KILL_SHELL_COMMAND) |
| wutils.wait_for_disconnect(self.dut) |
| time.sleep(DEFAULT_TIMEOUT) |
| wifi_info = self.dut.droid.wifiGetConnectionInfo() |
| if wifi_info[WifiEnums.SSID_KEY] != self.network[WifiEnums.SSID_KEY]: |
| raise signals.TestFailure("Device did not connect to the" |
| " network after crashing wifi HAL.") |
| |
| @test_tracker_info(uuid="7c5cd1fc-8f8d-494c-beaf-4eb61b48917b") |
| def test_wpa_supplicant_crash_reconnect(self): |
| """Connect to a network, crash wpa_supplicant, then ensure |
| we connect back to the previously connected network. |
| |
| Steps: |
| 1. Connect to a network. |
| 2. Crash wpa_supplicant. |
| 3. Ensure we get a disconnect. |
| 4. Ensure we reconnect to the previous network. |
| |
| """ |
| wutils.wifi_connect(self.dut, self.network, num_of_tries=3) |
| # Restart wificond |
| self.log.info("Crashing wpa_supplicant") |
| self.dut.adb.shell(SUPPLICANT_KILL_SHELL_COMMAND) |
| wutils.wait_for_disconnect(self.dut) |
| time.sleep(DEFAULT_TIMEOUT) |
| wifi_info = self.dut.droid.wifiGetConnectionInfo() |
| if wifi_info[WifiEnums.SSID_KEY] != self.network[WifiEnums.SSID_KEY]: |
| raise signals.TestFailure("Device did not connect to the" |
| " network after crashing wpa_supplicant.") |
