Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1 | #!/usr/bin/env python |
| 2 | # -*- coding: utf-8 -*- |
| 3 | # |
| 4 | # Copyright (C) 2015 The Android Open Source Project |
| 5 | # |
| 6 | # Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | # you may not use this file except in compliance with the License. |
| 8 | # You may obtain a copy of the License at |
| 9 | # |
| 10 | # http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | # |
| 12 | # Unless required by applicable law or agreed to in writing, software |
| 13 | # distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | # See the License for the specific language governing permissions and |
| 16 | # limitations under the License. |
| 17 | # |
| 18 | from __future__ import print_function |
| 19 | |
| 20 | import contextlib |
| 21 | import hashlib |
| 22 | import os |
| 23 | import posixpath |
| 24 | import random |
| 25 | import re |
| 26 | import shlex |
| 27 | import shutil |
| 28 | import signal |
| 29 | import socket |
| 30 | import string |
| 31 | import subprocess |
| 32 | import sys |
| 33 | import tempfile |
Josh Gao | c970aef | 2018-03-19 15:35:11 -0700 | [diff] [blame] | 34 | import threading |
Josh Gao | fe50bb7 | 2016-06-22 18:27:22 -0700 | [diff] [blame] | 35 | import time |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 36 | import unittest |
| 37 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 38 | import adb |
| 39 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 40 | def requires_root(func): |
| 41 | def wrapper(self, *args): |
| 42 | if self.device.get_prop('ro.debuggable') != '1': |
| 43 | raise unittest.SkipTest('requires rootable build') |
| 44 | |
| 45 | was_root = self.device.shell(['id', '-un'])[0].strip() == 'root' |
| 46 | if not was_root: |
| 47 | self.device.root() |
| 48 | self.device.wait() |
| 49 | |
| 50 | try: |
| 51 | func(self, *args) |
| 52 | finally: |
| 53 | if not was_root: |
| 54 | self.device.unroot() |
| 55 | self.device.wait() |
| 56 | |
| 57 | return wrapper |
| 58 | |
| 59 | |
| 60 | def requires_non_root(func): |
| 61 | def wrapper(self, *args): |
| 62 | was_root = self.device.shell(['id', '-un'])[0].strip() == 'root' |
| 63 | if was_root: |
| 64 | self.device.unroot() |
| 65 | self.device.wait() |
| 66 | |
| 67 | try: |
| 68 | func(self, *args) |
| 69 | finally: |
| 70 | if was_root: |
| 71 | self.device.root() |
| 72 | self.device.wait() |
| 73 | |
| 74 | return wrapper |
| 75 | |
| 76 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 77 | class DeviceTest(unittest.TestCase): |
| 78 | def setUp(self): |
| 79 | self.device = adb.get_device() |
| 80 | |
| 81 | |
| 82 | class ForwardReverseTest(DeviceTest): |
| 83 | def _test_no_rebind(self, description, direction_list, direction, |
| 84 | direction_no_rebind, direction_remove_all): |
| 85 | msg = direction_list() |
| 86 | self.assertEqual('', msg.strip(), |
| 87 | description + ' list must be empty to run this test.') |
| 88 | |
| 89 | # Use --no-rebind with no existing binding |
| 90 | direction_no_rebind('tcp:5566', 'tcp:6655') |
| 91 | msg = direction_list() |
| 92 | self.assertTrue(re.search(r'tcp:5566.+tcp:6655', msg)) |
| 93 | |
| 94 | # Use --no-rebind with existing binding |
| 95 | with self.assertRaises(subprocess.CalledProcessError): |
| 96 | direction_no_rebind('tcp:5566', 'tcp:6677') |
| 97 | msg = direction_list() |
| 98 | self.assertFalse(re.search(r'tcp:5566.+tcp:6677', msg)) |
| 99 | self.assertTrue(re.search(r'tcp:5566.+tcp:6655', msg)) |
| 100 | |
| 101 | # Use the absence of --no-rebind with existing binding |
| 102 | direction('tcp:5566', 'tcp:6677') |
| 103 | msg = direction_list() |
| 104 | self.assertFalse(re.search(r'tcp:5566.+tcp:6655', msg)) |
| 105 | self.assertTrue(re.search(r'tcp:5566.+tcp:6677', msg)) |
| 106 | |
| 107 | direction_remove_all() |
| 108 | msg = direction_list() |
| 109 | self.assertEqual('', msg.strip()) |
| 110 | |
| 111 | def test_forward_no_rebind(self): |
| 112 | self._test_no_rebind('forward', self.device.forward_list, |
| 113 | self.device.forward, self.device.forward_no_rebind, |
| 114 | self.device.forward_remove_all) |
| 115 | |
| 116 | def test_reverse_no_rebind(self): |
| 117 | self._test_no_rebind('reverse', self.device.reverse_list, |
| 118 | self.device.reverse, self.device.reverse_no_rebind, |
| 119 | self.device.reverse_remove_all) |
| 120 | |
| 121 | def test_forward(self): |
| 122 | msg = self.device.forward_list() |
| 123 | self.assertEqual('', msg.strip(), |
| 124 | 'Forwarding list must be empty to run this test.') |
| 125 | self.device.forward('tcp:5566', 'tcp:6655') |
| 126 | msg = self.device.forward_list() |
| 127 | self.assertTrue(re.search(r'tcp:5566.+tcp:6655', msg)) |
| 128 | self.device.forward('tcp:7788', 'tcp:8877') |
| 129 | msg = self.device.forward_list() |
| 130 | self.assertTrue(re.search(r'tcp:5566.+tcp:6655', msg)) |
| 131 | self.assertTrue(re.search(r'tcp:7788.+tcp:8877', msg)) |
| 132 | self.device.forward_remove('tcp:5566') |
| 133 | msg = self.device.forward_list() |
| 134 | self.assertFalse(re.search(r'tcp:5566.+tcp:6655', msg)) |
| 135 | self.assertTrue(re.search(r'tcp:7788.+tcp:8877', msg)) |
| 136 | self.device.forward_remove_all() |
| 137 | msg = self.device.forward_list() |
| 138 | self.assertEqual('', msg.strip()) |
| 139 | |
David Pursell | eaae97e | 2016-04-07 11:25:48 -0700 | [diff] [blame] | 140 | def test_forward_tcp_port_0(self): |
| 141 | self.assertEqual('', self.device.forward_list().strip(), |
| 142 | 'Forwarding list must be empty to run this test.') |
| 143 | |
| 144 | try: |
| 145 | # If resolving TCP port 0 is supported, `adb forward` will print |
| 146 | # the actual port number. |
| 147 | port = self.device.forward('tcp:0', 'tcp:8888').strip() |
| 148 | if not port: |
| 149 | raise unittest.SkipTest('Forwarding tcp:0 is not available.') |
| 150 | |
| 151 | self.assertTrue(re.search(r'tcp:{}.+tcp:8888'.format(port), |
| 152 | self.device.forward_list())) |
| 153 | finally: |
| 154 | self.device.forward_remove_all() |
| 155 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 156 | def test_reverse(self): |
| 157 | msg = self.device.reverse_list() |
| 158 | self.assertEqual('', msg.strip(), |
| 159 | 'Reverse forwarding list must be empty to run this test.') |
| 160 | self.device.reverse('tcp:5566', 'tcp:6655') |
| 161 | msg = self.device.reverse_list() |
| 162 | self.assertTrue(re.search(r'tcp:5566.+tcp:6655', msg)) |
| 163 | self.device.reverse('tcp:7788', 'tcp:8877') |
| 164 | msg = self.device.reverse_list() |
| 165 | self.assertTrue(re.search(r'tcp:5566.+tcp:6655', msg)) |
| 166 | self.assertTrue(re.search(r'tcp:7788.+tcp:8877', msg)) |
| 167 | self.device.reverse_remove('tcp:5566') |
| 168 | msg = self.device.reverse_list() |
| 169 | self.assertFalse(re.search(r'tcp:5566.+tcp:6655', msg)) |
| 170 | self.assertTrue(re.search(r'tcp:7788.+tcp:8877', msg)) |
| 171 | self.device.reverse_remove_all() |
| 172 | msg = self.device.reverse_list() |
| 173 | self.assertEqual('', msg.strip()) |
| 174 | |
David Pursell | eaae97e | 2016-04-07 11:25:48 -0700 | [diff] [blame] | 175 | def test_reverse_tcp_port_0(self): |
| 176 | self.assertEqual('', self.device.reverse_list().strip(), |
| 177 | 'Reverse list must be empty to run this test.') |
| 178 | |
| 179 | try: |
| 180 | # If resolving TCP port 0 is supported, `adb reverse` will print |
| 181 | # the actual port number. |
| 182 | port = self.device.reverse('tcp:0', 'tcp:8888').strip() |
| 183 | if not port: |
| 184 | raise unittest.SkipTest('Reversing tcp:0 is not available.') |
| 185 | |
| 186 | self.assertTrue(re.search(r'tcp:{}.+tcp:8888'.format(port), |
| 187 | self.device.reverse_list())) |
| 188 | finally: |
| 189 | self.device.reverse_remove_all() |
| 190 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 191 | def test_forward_reverse_echo(self): |
| 192 | """Send data through adb forward and read it back via adb reverse""" |
| 193 | forward_port = 12345 |
| 194 | reverse_port = forward_port + 1 |
Josh Gao | 255c5c8 | 2016-03-03 14:49:02 -0800 | [diff] [blame] | 195 | forward_spec = 'tcp:' + str(forward_port) |
| 196 | reverse_spec = 'tcp:' + str(reverse_port) |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 197 | forward_setup = False |
| 198 | reverse_setup = False |
| 199 | |
| 200 | try: |
| 201 | # listen on localhost:forward_port, connect to remote:forward_port |
| 202 | self.device.forward(forward_spec, forward_spec) |
| 203 | forward_setup = True |
| 204 | # listen on remote:forward_port, connect to localhost:reverse_port |
| 205 | self.device.reverse(forward_spec, reverse_spec) |
| 206 | reverse_setup = True |
| 207 | |
| 208 | listener = socket.socket(socket.AF_INET, socket.SOCK_STREAM) |
| 209 | with contextlib.closing(listener): |
| 210 | # Use SO_REUSEADDR so that subsequent runs of the test can grab |
| 211 | # the port even if it is in TIME_WAIT. |
| 212 | listener.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) |
| 213 | |
| 214 | # Listen on localhost:reverse_port before connecting to |
| 215 | # localhost:forward_port because that will cause adb to connect |
| 216 | # back to localhost:reverse_port. |
| 217 | listener.bind(('127.0.0.1', reverse_port)) |
| 218 | listener.listen(4) |
| 219 | |
| 220 | client = socket.socket(socket.AF_INET, socket.SOCK_STREAM) |
| 221 | with contextlib.closing(client): |
| 222 | # Connect to the listener. |
| 223 | client.connect(('127.0.0.1', forward_port)) |
| 224 | |
| 225 | # Accept the client connection. |
| 226 | accepted_connection, addr = listener.accept() |
| 227 | with contextlib.closing(accepted_connection) as server: |
| 228 | data = 'hello' |
| 229 | |
| 230 | # Send data into the port setup by adb forward. |
| 231 | client.sendall(data) |
| 232 | # Explicitly close() so that server gets EOF. |
| 233 | client.close() |
| 234 | |
| 235 | # Verify that the data came back via adb reverse. |
| 236 | self.assertEqual(data, server.makefile().read()) |
| 237 | finally: |
| 238 | if reverse_setup: |
| 239 | self.device.reverse_remove(forward_spec) |
| 240 | if forward_setup: |
| 241 | self.device.forward_remove(forward_spec) |
| 242 | |
| 243 | |
| 244 | class ShellTest(DeviceTest): |
| 245 | def _interactive_shell(self, shell_args, input): |
| 246 | """Runs an interactive adb shell. |
| 247 | |
| 248 | Args: |
| 249 | shell_args: List of string arguments to `adb shell`. |
| 250 | input: String input to send to the interactive shell. |
| 251 | |
| 252 | Returns: |
| 253 | The remote exit code. |
| 254 | |
| 255 | Raises: |
| 256 | unittest.SkipTest: The device doesn't support exit codes. |
| 257 | """ |
David Pursell | cf46741 | 2016-04-26 13:25:57 -0700 | [diff] [blame] | 258 | if not self.device.has_shell_protocol(): |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 259 | raise unittest.SkipTest('exit codes are unavailable on this device') |
| 260 | |
| 261 | proc = subprocess.Popen( |
| 262 | self.device.adb_cmd + ['shell'] + shell_args, |
| 263 | stdin=subprocess.PIPE, stdout=subprocess.PIPE, |
| 264 | stderr=subprocess.PIPE) |
| 265 | # Closing host-side stdin doesn't trigger a PTY shell to exit so we need |
| 266 | # to explicitly add an exit command to close the session from the device |
| 267 | # side, plus the necessary newline to complete the interactive command. |
| 268 | proc.communicate(input + '; exit\n') |
| 269 | return proc.returncode |
| 270 | |
| 271 | def test_cat(self): |
| 272 | """Check that we can at least cat a file.""" |
| 273 | out = self.device.shell(['cat', '/proc/uptime'])[0].strip() |
| 274 | elements = out.split() |
| 275 | self.assertEqual(len(elements), 2) |
| 276 | |
| 277 | uptime, idle = elements |
| 278 | self.assertGreater(float(uptime), 0.0) |
| 279 | self.assertGreater(float(idle), 0.0) |
| 280 | |
| 281 | def test_throws_on_failure(self): |
| 282 | self.assertRaises(adb.ShellError, self.device.shell, ['false']) |
| 283 | |
| 284 | def test_output_not_stripped(self): |
| 285 | out = self.device.shell(['echo', 'foo'])[0] |
| 286 | self.assertEqual(out, 'foo' + self.device.linesep) |
| 287 | |
Josh Gao | a019f78 | 2017-06-16 15:34:34 -0700 | [diff] [blame] | 288 | def test_shell_command_length(self): |
| 289 | # Devices that have shell_v2 should be able to handle long commands. |
| 290 | if self.device.has_shell_protocol(): |
| 291 | rc, out, err = self.device.shell_nocheck(['echo', 'x' * 16384]) |
| 292 | self.assertEqual(rc, 0) |
| 293 | self.assertTrue(out == ('x' * 16384 + '\n')) |
| 294 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 295 | def test_shell_nocheck_failure(self): |
| 296 | rc, out, _ = self.device.shell_nocheck(['false']) |
| 297 | self.assertNotEqual(rc, 0) |
| 298 | self.assertEqual(out, '') |
| 299 | |
| 300 | def test_shell_nocheck_output_not_stripped(self): |
| 301 | rc, out, _ = self.device.shell_nocheck(['echo', 'foo']) |
| 302 | self.assertEqual(rc, 0) |
| 303 | self.assertEqual(out, 'foo' + self.device.linesep) |
| 304 | |
| 305 | def test_can_distinguish_tricky_results(self): |
| 306 | # If result checking on ADB shell is naively implemented as |
| 307 | # `adb shell <cmd>; echo $?`, we would be unable to distinguish the |
| 308 | # output from the result for a cmd of `echo -n 1`. |
| 309 | rc, out, _ = self.device.shell_nocheck(['echo', '-n', '1']) |
| 310 | self.assertEqual(rc, 0) |
| 311 | self.assertEqual(out, '1') |
| 312 | |
| 313 | def test_line_endings(self): |
| 314 | """Ensure that line ending translation is not happening in the pty. |
| 315 | |
| 316 | Bug: http://b/19735063 |
| 317 | """ |
| 318 | output = self.device.shell(['uname'])[0] |
| 319 | self.assertEqual(output, 'Linux' + self.device.linesep) |
| 320 | |
| 321 | def test_pty_logic(self): |
| 322 | """Tests that a PTY is allocated when it should be. |
| 323 | |
Elliott Hughes | cabfa11 | 2016-10-19 14:47:11 -0700 | [diff] [blame] | 324 | PTY allocation behavior should match ssh. |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 325 | """ |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 326 | def check_pty(args): |
| 327 | """Checks adb shell PTY allocation. |
| 328 | |
| 329 | Tests |args| for terminal and non-terminal stdin. |
| 330 | |
| 331 | Args: |
| 332 | args: -Tt args in a list (e.g. ['-t', '-t']). |
| 333 | |
| 334 | Returns: |
| 335 | A tuple (<terminal>, <non-terminal>). True indicates |
| 336 | the corresponding shell allocated a remote PTY. |
| 337 | """ |
| 338 | test_cmd = self.device.adb_cmd + ['shell'] + args + ['[ -t 0 ]'] |
| 339 | |
| 340 | terminal = subprocess.Popen( |
| 341 | test_cmd, stdin=None, |
| 342 | stdout=subprocess.PIPE, stderr=subprocess.PIPE) |
| 343 | terminal.communicate() |
| 344 | |
| 345 | non_terminal = subprocess.Popen( |
| 346 | test_cmd, stdin=subprocess.PIPE, |
| 347 | stdout=subprocess.PIPE, stderr=subprocess.PIPE) |
| 348 | non_terminal.communicate() |
| 349 | |
| 350 | return (terminal.returncode == 0, non_terminal.returncode == 0) |
| 351 | |
| 352 | # -T: never allocate PTY. |
| 353 | self.assertEqual((False, False), check_pty(['-T'])) |
| 354 | |
Elliott Hughes | cabfa11 | 2016-10-19 14:47:11 -0700 | [diff] [blame] | 355 | # These tests require a new device. |
| 356 | if self.device.has_shell_protocol() and os.isatty(sys.stdin.fileno()): |
| 357 | # No args: PTY only if stdin is a terminal and shell is interactive, |
| 358 | # which is difficult to reliably test from a script. |
| 359 | self.assertEqual((False, False), check_pty([])) |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 360 | |
Elliott Hughes | cabfa11 | 2016-10-19 14:47:11 -0700 | [diff] [blame] | 361 | # -t: PTY if stdin is a terminal. |
| 362 | self.assertEqual((True, False), check_pty(['-t'])) |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 363 | |
| 364 | # -t -t: always allocate PTY. |
| 365 | self.assertEqual((True, True), check_pty(['-t', '-t'])) |
| 366 | |
Elliott Hughes | cabfa11 | 2016-10-19 14:47:11 -0700 | [diff] [blame] | 367 | # -tt: always allocate PTY, POSIX style (http://b/32216152). |
| 368 | self.assertEqual((True, True), check_pty(['-tt'])) |
| 369 | |
| 370 | # -ttt: ssh has weird even/odd behavior with multiple -t flags, but |
| 371 | # we follow the man page instead. |
| 372 | self.assertEqual((True, True), check_pty(['-ttt'])) |
| 373 | |
| 374 | # -ttx: -x and -tt aren't incompatible (though -Tx would be an error). |
| 375 | self.assertEqual((True, True), check_pty(['-ttx'])) |
| 376 | |
| 377 | # -Ttt: -tt cancels out -T. |
| 378 | self.assertEqual((True, True), check_pty(['-Ttt'])) |
| 379 | |
| 380 | # -ttT: -T cancels out -tt. |
| 381 | self.assertEqual((False, False), check_pty(['-ttT'])) |
| 382 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 383 | def test_shell_protocol(self): |
| 384 | """Tests the shell protocol on the device. |
| 385 | |
| 386 | If the device supports shell protocol, this gives us the ability |
| 387 | to separate stdout/stderr and return the exit code directly. |
| 388 | |
| 389 | Bug: http://b/19734861 |
| 390 | """ |
David Pursell | cf46741 | 2016-04-26 13:25:57 -0700 | [diff] [blame] | 391 | if not self.device.has_shell_protocol(): |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 392 | raise unittest.SkipTest('shell protocol unsupported on this device') |
| 393 | |
| 394 | # Shell protocol should be used by default. |
| 395 | result = self.device.shell_nocheck( |
| 396 | shlex.split('echo foo; echo bar >&2; exit 17')) |
| 397 | self.assertEqual(17, result[0]) |
| 398 | self.assertEqual('foo' + self.device.linesep, result[1]) |
| 399 | self.assertEqual('bar' + self.device.linesep, result[2]) |
| 400 | |
| 401 | self.assertEqual(17, self._interactive_shell([], 'exit 17')) |
| 402 | |
| 403 | # -x flag should disable shell protocol. |
| 404 | result = self.device.shell_nocheck( |
| 405 | shlex.split('-x echo foo; echo bar >&2; exit 17')) |
| 406 | self.assertEqual(0, result[0]) |
| 407 | self.assertEqual('foo{0}bar{0}'.format(self.device.linesep), result[1]) |
| 408 | self.assertEqual('', result[2]) |
| 409 | |
| 410 | self.assertEqual(0, self._interactive_shell(['-x'], 'exit 17')) |
| 411 | |
| 412 | def test_non_interactive_sigint(self): |
| 413 | """Tests that SIGINT in a non-interactive shell kills the process. |
| 414 | |
| 415 | This requires the shell protocol in order to detect the broken |
| 416 | pipe; raw data transfer mode will only see the break once the |
| 417 | subprocess tries to read or write. |
| 418 | |
| 419 | Bug: http://b/23825725 |
| 420 | """ |
David Pursell | cf46741 | 2016-04-26 13:25:57 -0700 | [diff] [blame] | 421 | if not self.device.has_shell_protocol(): |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 422 | raise unittest.SkipTest('shell protocol unsupported on this device') |
| 423 | |
| 424 | # Start a long-running process. |
| 425 | sleep_proc = subprocess.Popen( |
| 426 | self.device.adb_cmd + shlex.split('shell echo $$; sleep 60'), |
| 427 | stdin=subprocess.PIPE, stdout=subprocess.PIPE, |
| 428 | stderr=subprocess.STDOUT) |
| 429 | remote_pid = sleep_proc.stdout.readline().strip() |
| 430 | self.assertIsNone(sleep_proc.returncode, 'subprocess terminated early') |
| 431 | proc_query = shlex.split('ps {0} | grep {0}'.format(remote_pid)) |
| 432 | |
| 433 | # Verify that the process is running, send signal, verify it stopped. |
| 434 | self.device.shell(proc_query) |
| 435 | os.kill(sleep_proc.pid, signal.SIGINT) |
| 436 | sleep_proc.communicate() |
Josh Gao | e76b9f3 | 2016-10-21 12:40:42 -0700 | [diff] [blame] | 437 | |
| 438 | # It can take some time for the process to receive the signal and die. |
| 439 | end_time = time.time() + 3 |
| 440 | while self.device.shell_nocheck(proc_query)[0] != 1: |
| 441 | self.assertFalse(time.time() > end_time, |
| 442 | 'subprocess failed to terminate in time') |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 443 | |
| 444 | def test_non_interactive_stdin(self): |
| 445 | """Tests that non-interactive shells send stdin.""" |
David Pursell | cf46741 | 2016-04-26 13:25:57 -0700 | [diff] [blame] | 446 | if not self.device.has_shell_protocol(): |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 447 | raise unittest.SkipTest('non-interactive stdin unsupported ' |
| 448 | 'on this device') |
| 449 | |
| 450 | # Test both small and large inputs. |
| 451 | small_input = 'foo' |
| 452 | large_input = '\n'.join(c * 100 for c in (string.ascii_letters + |
| 453 | string.digits)) |
| 454 | |
| 455 | for input in (small_input, large_input): |
| 456 | proc = subprocess.Popen(self.device.adb_cmd + ['shell', 'cat'], |
| 457 | stdin=subprocess.PIPE, |
| 458 | stdout=subprocess.PIPE, |
| 459 | stderr=subprocess.PIPE) |
| 460 | stdout, stderr = proc.communicate(input) |
| 461 | self.assertEqual(input.splitlines(), stdout.splitlines()) |
| 462 | self.assertEqual('', stderr) |
| 463 | |
Josh Gao | fe50bb7 | 2016-06-22 18:27:22 -0700 | [diff] [blame] | 464 | def test_sighup(self): |
| 465 | """Ensure that SIGHUP gets sent upon non-interactive ctrl-c""" |
| 466 | log_path = "/data/local/tmp/adb_signal_test.log" |
| 467 | |
| 468 | # Clear the output file. |
| 469 | self.device.shell_nocheck(["echo", ">", log_path]) |
| 470 | |
| 471 | script = """ |
| 472 | trap "echo SIGINT > {path}; exit 0" SIGINT |
| 473 | trap "echo SIGHUP > {path}; exit 0" SIGHUP |
| 474 | echo Waiting |
Josh Gao | 470622f | 2016-10-21 13:17:32 -0700 | [diff] [blame] | 475 | read |
Josh Gao | fe50bb7 | 2016-06-22 18:27:22 -0700 | [diff] [blame] | 476 | """.format(path=log_path) |
| 477 | |
| 478 | script = ";".join([x.strip() for x in script.strip().splitlines()]) |
| 479 | |
Josh Gao | 470622f | 2016-10-21 13:17:32 -0700 | [diff] [blame] | 480 | process = self.device.shell_popen([script], kill_atexit=False, |
| 481 | stdin=subprocess.PIPE, |
| 482 | stdout=subprocess.PIPE) |
Josh Gao | fe50bb7 | 2016-06-22 18:27:22 -0700 | [diff] [blame] | 483 | |
| 484 | self.assertEqual("Waiting\n", process.stdout.readline()) |
| 485 | process.send_signal(signal.SIGINT) |
| 486 | process.wait() |
| 487 | |
| 488 | # Waiting for the local adb to finish is insufficient, since it hangs |
| 489 | # up immediately. |
Josh Gao | 470622f | 2016-10-21 13:17:32 -0700 | [diff] [blame] | 490 | time.sleep(1) |
Josh Gao | fe50bb7 | 2016-06-22 18:27:22 -0700 | [diff] [blame] | 491 | |
| 492 | stdout, _ = self.device.shell(["cat", log_path]) |
| 493 | self.assertEqual(stdout.strip(), "SIGHUP") |
| 494 | |
Josh Gao | c970aef | 2018-03-19 15:35:11 -0700 | [diff] [blame] | 495 | def test_exit_stress(self): |
| 496 | """Hammer `adb shell exit 42` with multiple threads.""" |
| 497 | thread_count = 48 |
| 498 | result = dict() |
| 499 | def hammer(thread_idx, thread_count, result): |
| 500 | success = True |
| 501 | for i in range(thread_idx, 240, thread_count): |
| 502 | ret = subprocess.call(['adb', 'shell', 'exit {}'.format(i)]) |
| 503 | if ret != i % 256: |
| 504 | success = False |
| 505 | break |
| 506 | result[thread_idx] = success |
| 507 | |
| 508 | threads = [] |
| 509 | for i in range(thread_count): |
| 510 | thread = threading.Thread(target=hammer, args=(i, thread_count, result)) |
| 511 | thread.start() |
| 512 | threads.append(thread) |
| 513 | for thread in threads: |
| 514 | thread.join() |
| 515 | for i, success in result.iteritems(): |
| 516 | self.assertTrue(success) |
| 517 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 518 | |
| 519 | class ArgumentEscapingTest(DeviceTest): |
| 520 | def test_shell_escaping(self): |
| 521 | """Make sure that argument escaping is somewhat sane.""" |
| 522 | |
| 523 | # http://b/19734868 |
| 524 | # Note that this actually matches ssh(1)'s behavior --- it's |
| 525 | # converted to `sh -c echo hello; echo world` which sh interprets |
| 526 | # as `sh -c echo` (with an argument to that shell of "hello"), |
| 527 | # and then `echo world` back in the first shell. |
| 528 | result = self.device.shell( |
| 529 | shlex.split("sh -c 'echo hello; echo world'"))[0] |
| 530 | result = result.splitlines() |
| 531 | self.assertEqual(['', 'world'], result) |
| 532 | # If you really wanted "hello" and "world", here's what you'd do: |
| 533 | result = self.device.shell( |
| 534 | shlex.split(r'echo hello\;echo world'))[0].splitlines() |
| 535 | self.assertEqual(['hello', 'world'], result) |
| 536 | |
| 537 | # http://b/15479704 |
| 538 | result = self.device.shell(shlex.split("'true && echo t'"))[0].strip() |
| 539 | self.assertEqual('t', result) |
| 540 | result = self.device.shell( |
| 541 | shlex.split("sh -c 'true && echo t'"))[0].strip() |
| 542 | self.assertEqual('t', result) |
| 543 | |
| 544 | # http://b/20564385 |
| 545 | result = self.device.shell(shlex.split('FOO=a BAR=b echo t'))[0].strip() |
| 546 | self.assertEqual('t', result) |
| 547 | result = self.device.shell( |
| 548 | shlex.split(r'echo -n 123\;uname'))[0].strip() |
| 549 | self.assertEqual('123Linux', result) |
| 550 | |
| 551 | def test_install_argument_escaping(self): |
| 552 | """Make sure that install argument escaping works.""" |
| 553 | # http://b/20323053, http://b/3090932. |
| 554 | for file_suffix in ('-text;ls;1.apk', "-Live Hold'em.apk"): |
| 555 | tf = tempfile.NamedTemporaryFile('wb', suffix=file_suffix, |
| 556 | delete=False) |
| 557 | tf.close() |
| 558 | |
| 559 | # Installing bogus .apks fails if the device supports exit codes. |
| 560 | try: |
| 561 | output = self.device.install(tf.name) |
| 562 | except subprocess.CalledProcessError as e: |
| 563 | output = e.output |
| 564 | |
| 565 | self.assertIn(file_suffix, output) |
| 566 | os.remove(tf.name) |
| 567 | |
| 568 | |
| 569 | class RootUnrootTest(DeviceTest): |
| 570 | def _test_root(self): |
| 571 | message = self.device.root() |
| 572 | if 'adbd cannot run as root in production builds' in message: |
| 573 | return |
| 574 | self.device.wait() |
| 575 | self.assertEqual('root', self.device.shell(['id', '-un'])[0].strip()) |
| 576 | |
| 577 | def _test_unroot(self): |
| 578 | self.device.unroot() |
| 579 | self.device.wait() |
| 580 | self.assertEqual('shell', self.device.shell(['id', '-un'])[0].strip()) |
| 581 | |
| 582 | def test_root_unroot(self): |
| 583 | """Make sure that adb root and adb unroot work, using id(1).""" |
| 584 | if self.device.get_prop('ro.debuggable') != '1': |
| 585 | raise unittest.SkipTest('requires rootable build') |
| 586 | |
| 587 | original_user = self.device.shell(['id', '-un'])[0].strip() |
| 588 | try: |
| 589 | if original_user == 'root': |
| 590 | self._test_unroot() |
| 591 | self._test_root() |
| 592 | elif original_user == 'shell': |
| 593 | self._test_root() |
| 594 | self._test_unroot() |
| 595 | finally: |
| 596 | if original_user == 'root': |
| 597 | self.device.root() |
| 598 | else: |
| 599 | self.device.unroot() |
| 600 | self.device.wait() |
| 601 | |
| 602 | |
| 603 | class TcpIpTest(DeviceTest): |
| 604 | def test_tcpip_failure_raises(self): |
| 605 | """adb tcpip requires a port. |
| 606 | |
| 607 | Bug: http://b/22636927 |
| 608 | """ |
| 609 | self.assertRaises( |
| 610 | subprocess.CalledProcessError, self.device.tcpip, '') |
| 611 | self.assertRaises( |
| 612 | subprocess.CalledProcessError, self.device.tcpip, 'foo') |
| 613 | |
| 614 | |
| 615 | class SystemPropertiesTest(DeviceTest): |
| 616 | def test_get_prop(self): |
| 617 | self.assertEqual(self.device.get_prop('init.svc.adbd'), 'running') |
| 618 | |
| 619 | @requires_root |
| 620 | def test_set_prop(self): |
| 621 | prop_name = 'foo.bar' |
| 622 | self.device.shell(['setprop', prop_name, '""']) |
| 623 | |
| 624 | self.device.set_prop(prop_name, 'qux') |
| 625 | self.assertEqual( |
| 626 | self.device.shell(['getprop', prop_name])[0].strip(), 'qux') |
| 627 | |
| 628 | |
| 629 | def compute_md5(string): |
| 630 | hsh = hashlib.md5() |
| 631 | hsh.update(string) |
| 632 | return hsh.hexdigest() |
| 633 | |
| 634 | |
| 635 | def get_md5_prog(device): |
| 636 | """Older platforms (pre-L) had the name md5 rather than md5sum.""" |
| 637 | try: |
| 638 | device.shell(['md5sum', '/proc/uptime']) |
| 639 | return 'md5sum' |
| 640 | except adb.ShellError: |
| 641 | return 'md5' |
| 642 | |
| 643 | |
| 644 | class HostFile(object): |
| 645 | def __init__(self, handle, checksum): |
| 646 | self.handle = handle |
| 647 | self.checksum = checksum |
| 648 | self.full_path = handle.name |
| 649 | self.base_name = os.path.basename(self.full_path) |
| 650 | |
| 651 | |
| 652 | class DeviceFile(object): |
| 653 | def __init__(self, checksum, full_path): |
| 654 | self.checksum = checksum |
| 655 | self.full_path = full_path |
| 656 | self.base_name = posixpath.basename(self.full_path) |
| 657 | |
| 658 | |
| 659 | def make_random_host_files(in_dir, num_files): |
| 660 | min_size = 1 * (1 << 10) |
| 661 | max_size = 16 * (1 << 10) |
| 662 | |
| 663 | files = [] |
| 664 | for _ in xrange(num_files): |
| 665 | file_handle = tempfile.NamedTemporaryFile(dir=in_dir, delete=False) |
| 666 | |
| 667 | size = random.randrange(min_size, max_size, 1024) |
| 668 | rand_str = os.urandom(size) |
| 669 | file_handle.write(rand_str) |
| 670 | file_handle.flush() |
| 671 | file_handle.close() |
| 672 | |
| 673 | md5 = compute_md5(rand_str) |
| 674 | files.append(HostFile(file_handle, md5)) |
| 675 | return files |
| 676 | |
| 677 | |
| 678 | def make_random_device_files(device, in_dir, num_files, prefix='device_tmpfile'): |
| 679 | min_size = 1 * (1 << 10) |
| 680 | max_size = 16 * (1 << 10) |
| 681 | |
| 682 | files = [] |
| 683 | for file_num in xrange(num_files): |
| 684 | size = random.randrange(min_size, max_size, 1024) |
| 685 | |
| 686 | base_name = prefix + str(file_num) |
| 687 | full_path = posixpath.join(in_dir, base_name) |
| 688 | |
| 689 | device.shell(['dd', 'if=/dev/urandom', 'of={}'.format(full_path), |
| 690 | 'bs={}'.format(size), 'count=1']) |
| 691 | dev_md5, _ = device.shell([get_md5_prog(device), full_path])[0].split() |
| 692 | |
| 693 | files.append(DeviceFile(dev_md5, full_path)) |
| 694 | return files |
| 695 | |
| 696 | |
| 697 | class FileOperationsTest(DeviceTest): |
| 698 | SCRATCH_DIR = '/data/local/tmp' |
| 699 | DEVICE_TEMP_FILE = SCRATCH_DIR + '/adb_test_file' |
| 700 | DEVICE_TEMP_DIR = SCRATCH_DIR + '/adb_test_dir' |
| 701 | |
| 702 | def _verify_remote(self, checksum, remote_path): |
| 703 | dev_md5, _ = self.device.shell([get_md5_prog(self.device), |
| 704 | remote_path])[0].split() |
| 705 | self.assertEqual(checksum, dev_md5) |
| 706 | |
| 707 | def _verify_local(self, checksum, local_path): |
| 708 | with open(local_path, 'rb') as host_file: |
| 709 | host_md5 = compute_md5(host_file.read()) |
| 710 | self.assertEqual(host_md5, checksum) |
| 711 | |
| 712 | def test_push(self): |
| 713 | """Push a randomly generated file to specified device.""" |
| 714 | kbytes = 512 |
| 715 | tmp = tempfile.NamedTemporaryFile(mode='wb', delete=False) |
| 716 | rand_str = os.urandom(1024 * kbytes) |
| 717 | tmp.write(rand_str) |
| 718 | tmp.close() |
| 719 | |
| 720 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_FILE]) |
| 721 | self.device.push(local=tmp.name, remote=self.DEVICE_TEMP_FILE) |
| 722 | |
| 723 | self._verify_remote(compute_md5(rand_str), self.DEVICE_TEMP_FILE) |
| 724 | self.device.shell(['rm', '-f', self.DEVICE_TEMP_FILE]) |
| 725 | |
| 726 | os.remove(tmp.name) |
| 727 | |
| 728 | def test_push_dir(self): |
| 729 | """Push a randomly generated directory of files to the device.""" |
| 730 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 731 | self.device.shell(['mkdir', self.DEVICE_TEMP_DIR]) |
| 732 | |
| 733 | try: |
| 734 | host_dir = tempfile.mkdtemp() |
| 735 | |
| 736 | # Make sure the temp directory isn't setuid, or else adb will complain. |
| 737 | os.chmod(host_dir, 0o700) |
| 738 | |
| 739 | # Create 32 random files. |
| 740 | temp_files = make_random_host_files(in_dir=host_dir, num_files=32) |
| 741 | self.device.push(host_dir, self.DEVICE_TEMP_DIR) |
| 742 | |
| 743 | for temp_file in temp_files: |
| 744 | remote_path = posixpath.join(self.DEVICE_TEMP_DIR, |
| 745 | os.path.basename(host_dir), |
| 746 | temp_file.base_name) |
| 747 | self._verify_remote(temp_file.checksum, remote_path) |
| 748 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 749 | finally: |
| 750 | if host_dir is not None: |
| 751 | shutil.rmtree(host_dir) |
| 752 | |
| 753 | @unittest.expectedFailure # b/25566053 |
| 754 | def test_push_empty(self): |
| 755 | """Push a directory containing an empty directory to the device.""" |
| 756 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 757 | self.device.shell(['mkdir', self.DEVICE_TEMP_DIR]) |
| 758 | |
| 759 | try: |
| 760 | host_dir = tempfile.mkdtemp() |
| 761 | |
| 762 | # Make sure the temp directory isn't setuid, or else adb will complain. |
| 763 | os.chmod(host_dir, 0o700) |
| 764 | |
| 765 | # Create an empty directory. |
| 766 | os.mkdir(os.path.join(host_dir, 'empty')) |
| 767 | |
| 768 | self.device.push(host_dir, self.DEVICE_TEMP_DIR) |
| 769 | |
| 770 | test_empty_cmd = ['[', '-d', |
| 771 | os.path.join(self.DEVICE_TEMP_DIR, 'empty')] |
| 772 | rc, _, _ = self.device.shell_nocheck(test_empty_cmd) |
| 773 | self.assertEqual(rc, 0) |
| 774 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 775 | finally: |
| 776 | if host_dir is not None: |
| 777 | shutil.rmtree(host_dir) |
| 778 | |
Josh Gao | 94dc19f | 2016-09-14 16:13:50 -0700 | [diff] [blame] | 779 | @unittest.skipIf(sys.platform == "win32", "symlinks require elevated privileges on windows") |
| 780 | def test_push_symlink(self): |
| 781 | """Push a symlink. |
| 782 | |
| 783 | Bug: http://b/31491920 |
| 784 | """ |
| 785 | try: |
| 786 | host_dir = tempfile.mkdtemp() |
| 787 | |
| 788 | # Make sure the temp directory isn't setuid, or else adb will |
| 789 | # complain. |
| 790 | os.chmod(host_dir, 0o700) |
| 791 | |
| 792 | with open(os.path.join(host_dir, 'foo'), 'w') as f: |
| 793 | f.write('foo') |
| 794 | |
| 795 | symlink_path = os.path.join(host_dir, 'symlink') |
| 796 | os.symlink('foo', symlink_path) |
| 797 | |
| 798 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 799 | self.device.shell(['mkdir', self.DEVICE_TEMP_DIR]) |
| 800 | self.device.push(symlink_path, self.DEVICE_TEMP_DIR) |
| 801 | rc, out, _ = self.device.shell_nocheck( |
| 802 | ['cat', posixpath.join(self.DEVICE_TEMP_DIR, 'symlink')]) |
| 803 | self.assertEqual(0, rc) |
| 804 | self.assertEqual(out.strip(), 'foo') |
| 805 | finally: |
| 806 | if host_dir is not None: |
| 807 | shutil.rmtree(host_dir) |
| 808 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 809 | def test_multiple_push(self): |
| 810 | """Push multiple files to the device in one adb push command. |
| 811 | |
| 812 | Bug: http://b/25324823 |
| 813 | """ |
| 814 | |
| 815 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 816 | self.device.shell(['mkdir', self.DEVICE_TEMP_DIR]) |
| 817 | |
| 818 | try: |
| 819 | host_dir = tempfile.mkdtemp() |
| 820 | |
| 821 | # Create some random files and a subdirectory containing more files. |
| 822 | temp_files = make_random_host_files(in_dir=host_dir, num_files=4) |
| 823 | |
Josh Gao | 255c5c8 | 2016-03-03 14:49:02 -0800 | [diff] [blame] | 824 | subdir = os.path.join(host_dir, 'subdir') |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 825 | os.mkdir(subdir) |
| 826 | subdir_temp_files = make_random_host_files(in_dir=subdir, |
| 827 | num_files=4) |
| 828 | |
| 829 | paths = map(lambda temp_file: temp_file.full_path, temp_files) |
| 830 | paths.append(subdir) |
| 831 | self.device._simple_call(['push'] + paths + [self.DEVICE_TEMP_DIR]) |
| 832 | |
| 833 | for temp_file in temp_files: |
| 834 | remote_path = posixpath.join(self.DEVICE_TEMP_DIR, |
| 835 | temp_file.base_name) |
| 836 | self._verify_remote(temp_file.checksum, remote_path) |
| 837 | |
| 838 | for subdir_temp_file in subdir_temp_files: |
| 839 | remote_path = posixpath.join(self.DEVICE_TEMP_DIR, |
| 840 | # BROKEN: http://b/25394682 |
Josh Gao | 255c5c8 | 2016-03-03 14:49:02 -0800 | [diff] [blame] | 841 | # 'subdir'; |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 842 | temp_file.base_name) |
| 843 | self._verify_remote(temp_file.checksum, remote_path) |
| 844 | |
| 845 | |
| 846 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 847 | finally: |
| 848 | if host_dir is not None: |
| 849 | shutil.rmtree(host_dir) |
| 850 | |
Josh Gao | afcdcd7 | 2016-02-19 15:55:55 -0800 | [diff] [blame] | 851 | @requires_non_root |
| 852 | def test_push_error_reporting(self): |
| 853 | """Make sure that errors that occur while pushing a file get reported |
| 854 | |
| 855 | Bug: http://b/26816782 |
| 856 | """ |
| 857 | with tempfile.NamedTemporaryFile() as tmp_file: |
| 858 | tmp_file.write('\0' * 1024 * 1024) |
| 859 | tmp_file.flush() |
| 860 | try: |
| 861 | self.device.push(local=tmp_file.name, remote='/system/') |
Josh Gao | 255c5c8 | 2016-03-03 14:49:02 -0800 | [diff] [blame] | 862 | self.fail('push should not have succeeded') |
Josh Gao | afcdcd7 | 2016-02-19 15:55:55 -0800 | [diff] [blame] | 863 | except subprocess.CalledProcessError as e: |
| 864 | output = e.output |
| 865 | |
Josh Gao | 79ce3fe | 2016-11-18 15:31:11 -0800 | [diff] [blame] | 866 | self.assertTrue('Permission denied' in output or |
| 867 | 'Read-only file system' in output) |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 868 | |
Josh Gao | 4c0078d | 2018-06-28 18:43:19 -0700 | [diff] [blame^] | 869 | @requires_non_root |
| 870 | def test_push_directory_creation(self): |
| 871 | """Regression test for directory creation. |
| 872 | |
| 873 | Bug: http://b/110953234 |
| 874 | """ |
| 875 | with tempfile.NamedTemporaryFile() as tmp_file: |
| 876 | tmp_file.write('\0' * 1024 * 1024) |
| 877 | tmp_file.flush() |
| 878 | remote_path = self.DEVICE_TEMP_DIR + '/test_push_directory_creation' |
| 879 | self.device.shell(['rm', '-rf', remote_path]) |
| 880 | |
| 881 | remote_path += '/filename' |
| 882 | self.device.push(local=tmp_file.name, remote=remote_path) |
| 883 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 884 | def _test_pull(self, remote_file, checksum): |
| 885 | tmp_write = tempfile.NamedTemporaryFile(mode='wb', delete=False) |
| 886 | tmp_write.close() |
| 887 | self.device.pull(remote=remote_file, local=tmp_write.name) |
| 888 | with open(tmp_write.name, 'rb') as tmp_read: |
| 889 | host_contents = tmp_read.read() |
| 890 | host_md5 = compute_md5(host_contents) |
| 891 | self.assertEqual(checksum, host_md5) |
| 892 | os.remove(tmp_write.name) |
| 893 | |
| 894 | @requires_non_root |
| 895 | def test_pull_error_reporting(self): |
| 896 | self.device.shell(['touch', self.DEVICE_TEMP_FILE]) |
| 897 | self.device.shell(['chmod', 'a-rwx', self.DEVICE_TEMP_FILE]) |
| 898 | |
| 899 | try: |
| 900 | output = self.device.pull(remote=self.DEVICE_TEMP_FILE, local='x') |
| 901 | except subprocess.CalledProcessError as e: |
| 902 | output = e.output |
| 903 | |
| 904 | self.assertIn('Permission denied', output) |
| 905 | |
| 906 | self.device.shell(['rm', '-f', self.DEVICE_TEMP_FILE]) |
| 907 | |
| 908 | def test_pull(self): |
| 909 | """Pull a randomly generated file from specified device.""" |
| 910 | kbytes = 512 |
| 911 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_FILE]) |
| 912 | cmd = ['dd', 'if=/dev/urandom', |
| 913 | 'of={}'.format(self.DEVICE_TEMP_FILE), 'bs=1024', |
| 914 | 'count={}'.format(kbytes)] |
| 915 | self.device.shell(cmd) |
| 916 | dev_md5, _ = self.device.shell( |
| 917 | [get_md5_prog(self.device), self.DEVICE_TEMP_FILE])[0].split() |
| 918 | self._test_pull(self.DEVICE_TEMP_FILE, dev_md5) |
| 919 | self.device.shell_nocheck(['rm', self.DEVICE_TEMP_FILE]) |
| 920 | |
| 921 | def test_pull_dir(self): |
| 922 | """Pull a randomly generated directory of files from the device.""" |
| 923 | try: |
| 924 | host_dir = tempfile.mkdtemp() |
| 925 | |
| 926 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 927 | self.device.shell(['mkdir', '-p', self.DEVICE_TEMP_DIR]) |
| 928 | |
| 929 | # Populate device directory with random files. |
| 930 | temp_files = make_random_device_files( |
| 931 | self.device, in_dir=self.DEVICE_TEMP_DIR, num_files=32) |
| 932 | |
| 933 | self.device.pull(remote=self.DEVICE_TEMP_DIR, local=host_dir) |
| 934 | |
| 935 | for temp_file in temp_files: |
Josh Gao | ce8f2cd | 2015-12-09 14:20:23 -0800 | [diff] [blame] | 936 | host_path = os.path.join( |
| 937 | host_dir, posixpath.basename(self.DEVICE_TEMP_DIR), |
| 938 | temp_file.base_name) |
| 939 | self._verify_local(temp_file.checksum, host_path) |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 940 | |
| 941 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 942 | finally: |
| 943 | if host_dir is not None: |
| 944 | shutil.rmtree(host_dir) |
| 945 | |
Josh Gao | 1e611a3 | 2016-02-26 13:26:55 -0800 | [diff] [blame] | 946 | def test_pull_dir_symlink(self): |
| 947 | """Pull a directory into a symlink to a directory. |
| 948 | |
| 949 | Bug: http://b/27362811 |
| 950 | """ |
Josh Gao | 255c5c8 | 2016-03-03 14:49:02 -0800 | [diff] [blame] | 951 | if os.name != 'posix': |
Josh Gao | 1e611a3 | 2016-02-26 13:26:55 -0800 | [diff] [blame] | 952 | raise unittest.SkipTest('requires POSIX') |
| 953 | |
| 954 | try: |
| 955 | host_dir = tempfile.mkdtemp() |
Josh Gao | 255c5c8 | 2016-03-03 14:49:02 -0800 | [diff] [blame] | 956 | real_dir = os.path.join(host_dir, 'dir') |
| 957 | symlink = os.path.join(host_dir, 'symlink') |
Josh Gao | 1e611a3 | 2016-02-26 13:26:55 -0800 | [diff] [blame] | 958 | os.mkdir(real_dir) |
| 959 | os.symlink(real_dir, symlink) |
| 960 | |
| 961 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 962 | self.device.shell(['mkdir', '-p', self.DEVICE_TEMP_DIR]) |
| 963 | |
| 964 | # Populate device directory with random files. |
| 965 | temp_files = make_random_device_files( |
| 966 | self.device, in_dir=self.DEVICE_TEMP_DIR, num_files=32) |
| 967 | |
| 968 | self.device.pull(remote=self.DEVICE_TEMP_DIR, local=symlink) |
| 969 | |
| 970 | for temp_file in temp_files: |
| 971 | host_path = os.path.join( |
| 972 | real_dir, posixpath.basename(self.DEVICE_TEMP_DIR), |
| 973 | temp_file.base_name) |
| 974 | self._verify_local(temp_file.checksum, host_path) |
| 975 | |
| 976 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 977 | finally: |
| 978 | if host_dir is not None: |
| 979 | shutil.rmtree(host_dir) |
| 980 | |
| 981 | def test_pull_dir_symlink_collision(self): |
| 982 | """Pull a directory into a colliding symlink to directory.""" |
Josh Gao | 255c5c8 | 2016-03-03 14:49:02 -0800 | [diff] [blame] | 983 | if os.name != 'posix': |
Josh Gao | 1e611a3 | 2016-02-26 13:26:55 -0800 | [diff] [blame] | 984 | raise unittest.SkipTest('requires POSIX') |
| 985 | |
| 986 | try: |
| 987 | host_dir = tempfile.mkdtemp() |
Josh Gao | 255c5c8 | 2016-03-03 14:49:02 -0800 | [diff] [blame] | 988 | real_dir = os.path.join(host_dir, 'real') |
Josh Gao | 1e611a3 | 2016-02-26 13:26:55 -0800 | [diff] [blame] | 989 | tmp_dirname = os.path.basename(self.DEVICE_TEMP_DIR) |
| 990 | symlink = os.path.join(host_dir, tmp_dirname) |
| 991 | os.mkdir(real_dir) |
| 992 | os.symlink(real_dir, symlink) |
| 993 | |
| 994 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 995 | self.device.shell(['mkdir', '-p', self.DEVICE_TEMP_DIR]) |
| 996 | |
| 997 | # Populate device directory with random files. |
| 998 | temp_files = make_random_device_files( |
| 999 | self.device, in_dir=self.DEVICE_TEMP_DIR, num_files=32) |
| 1000 | |
| 1001 | self.device.pull(remote=self.DEVICE_TEMP_DIR, local=host_dir) |
| 1002 | |
| 1003 | for temp_file in temp_files: |
| 1004 | host_path = os.path.join(real_dir, temp_file.base_name) |
| 1005 | self._verify_local(temp_file.checksum, host_path) |
| 1006 | |
| 1007 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 1008 | finally: |
| 1009 | if host_dir is not None: |
| 1010 | shutil.rmtree(host_dir) |
| 1011 | |
Josh Gao | 89ec3a8 | 2016-03-02 16:00:02 -0800 | [diff] [blame] | 1012 | def test_pull_dir_nonexistent(self): |
| 1013 | """Pull a directory of files from the device to a nonexistent path.""" |
| 1014 | try: |
| 1015 | host_dir = tempfile.mkdtemp() |
| 1016 | dest_dir = os.path.join(host_dir, 'dest') |
| 1017 | |
| 1018 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 1019 | self.device.shell(['mkdir', '-p', self.DEVICE_TEMP_DIR]) |
| 1020 | |
| 1021 | # Populate device directory with random files. |
| 1022 | temp_files = make_random_device_files( |
| 1023 | self.device, in_dir=self.DEVICE_TEMP_DIR, num_files=32) |
| 1024 | |
| 1025 | self.device.pull(remote=self.DEVICE_TEMP_DIR, local=dest_dir) |
| 1026 | |
| 1027 | for temp_file in temp_files: |
| 1028 | host_path = os.path.join(dest_dir, temp_file.base_name) |
| 1029 | self._verify_local(temp_file.checksum, host_path) |
| 1030 | |
| 1031 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 1032 | finally: |
| 1033 | if host_dir is not None: |
| 1034 | shutil.rmtree(host_dir) |
| 1035 | |
Josh Gao | f264224 | 2015-12-09 14:03:30 -0800 | [diff] [blame] | 1036 | def test_pull_symlink_dir(self): |
| 1037 | """Pull a symlink to a directory of symlinks to files.""" |
| 1038 | try: |
| 1039 | host_dir = tempfile.mkdtemp() |
| 1040 | |
| 1041 | remote_dir = posixpath.join(self.DEVICE_TEMP_DIR, 'contents') |
| 1042 | remote_links = posixpath.join(self.DEVICE_TEMP_DIR, 'links') |
| 1043 | remote_symlink = posixpath.join(self.DEVICE_TEMP_DIR, 'symlink') |
| 1044 | |
| 1045 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 1046 | self.device.shell(['mkdir', '-p', remote_dir, remote_links]) |
| 1047 | self.device.shell(['ln', '-s', remote_links, remote_symlink]) |
| 1048 | |
| 1049 | # Populate device directory with random files. |
| 1050 | temp_files = make_random_device_files( |
| 1051 | self.device, in_dir=remote_dir, num_files=32) |
| 1052 | |
| 1053 | for temp_file in temp_files: |
| 1054 | self.device.shell( |
| 1055 | ['ln', '-s', '../contents/{}'.format(temp_file.base_name), |
| 1056 | posixpath.join(remote_links, temp_file.base_name)]) |
| 1057 | |
| 1058 | self.device.pull(remote=remote_symlink, local=host_dir) |
| 1059 | |
| 1060 | for temp_file in temp_files: |
| 1061 | host_path = os.path.join( |
| 1062 | host_dir, 'symlink', temp_file.base_name) |
| 1063 | self._verify_local(temp_file.checksum, host_path) |
| 1064 | |
| 1065 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 1066 | finally: |
| 1067 | if host_dir is not None: |
| 1068 | shutil.rmtree(host_dir) |
| 1069 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1070 | def test_pull_empty(self): |
| 1071 | """Pull a directory containing an empty directory from the device.""" |
| 1072 | try: |
| 1073 | host_dir = tempfile.mkdtemp() |
| 1074 | |
| 1075 | remote_empty_path = posixpath.join(self.DEVICE_TEMP_DIR, 'empty') |
| 1076 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 1077 | self.device.shell(['mkdir', '-p', remote_empty_path]) |
| 1078 | |
| 1079 | self.device.pull(remote=remote_empty_path, local=host_dir) |
| 1080 | self.assertTrue(os.path.isdir(os.path.join(host_dir, 'empty'))) |
| 1081 | finally: |
| 1082 | if host_dir is not None: |
| 1083 | shutil.rmtree(host_dir) |
| 1084 | |
| 1085 | def test_multiple_pull(self): |
| 1086 | """Pull a randomly generated directory of files from the device.""" |
| 1087 | |
| 1088 | try: |
| 1089 | host_dir = tempfile.mkdtemp() |
| 1090 | |
Josh Gao | 255c5c8 | 2016-03-03 14:49:02 -0800 | [diff] [blame] | 1091 | subdir = posixpath.join(self.DEVICE_TEMP_DIR, 'subdir') |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1092 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 1093 | self.device.shell(['mkdir', '-p', subdir]) |
| 1094 | |
| 1095 | # Create some random files and a subdirectory containing more files. |
| 1096 | temp_files = make_random_device_files( |
| 1097 | self.device, in_dir=self.DEVICE_TEMP_DIR, num_files=4) |
| 1098 | |
| 1099 | subdir_temp_files = make_random_device_files( |
| 1100 | self.device, in_dir=subdir, num_files=4, prefix='subdir_') |
| 1101 | |
| 1102 | paths = map(lambda temp_file: temp_file.full_path, temp_files) |
| 1103 | paths.append(subdir) |
| 1104 | self.device._simple_call(['pull'] + paths + [host_dir]) |
| 1105 | |
| 1106 | for temp_file in temp_files: |
| 1107 | local_path = os.path.join(host_dir, temp_file.base_name) |
| 1108 | self._verify_local(temp_file.checksum, local_path) |
| 1109 | |
| 1110 | for subdir_temp_file in subdir_temp_files: |
| 1111 | local_path = os.path.join(host_dir, |
Josh Gao | 255c5c8 | 2016-03-03 14:49:02 -0800 | [diff] [blame] | 1112 | 'subdir', |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1113 | subdir_temp_file.base_name) |
| 1114 | self._verify_local(subdir_temp_file.checksum, local_path) |
| 1115 | |
| 1116 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 1117 | finally: |
| 1118 | if host_dir is not None: |
| 1119 | shutil.rmtree(host_dir) |
| 1120 | |
Dan Albert | 06b0d6b | 2017-05-18 22:56:48 -0700 | [diff] [blame] | 1121 | def verify_sync(self, device, temp_files, device_dir): |
| 1122 | """Verifies that a list of temp files was synced to the device.""" |
| 1123 | # Confirm that every file on the device mirrors that on the host. |
| 1124 | for temp_file in temp_files: |
| 1125 | device_full_path = posixpath.join( |
| 1126 | device_dir, temp_file.base_name) |
| 1127 | dev_md5, _ = device.shell( |
| 1128 | [get_md5_prog(self.device), device_full_path])[0].split() |
| 1129 | self.assertEqual(temp_file.checksum, dev_md5) |
| 1130 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1131 | def test_sync(self): |
Dan Albert | 06b0d6b | 2017-05-18 22:56:48 -0700 | [diff] [blame] | 1132 | """Sync a host directory to the data partition.""" |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1133 | |
| 1134 | try: |
| 1135 | base_dir = tempfile.mkdtemp() |
| 1136 | |
| 1137 | # Create mirror device directory hierarchy within base_dir. |
| 1138 | full_dir_path = base_dir + self.DEVICE_TEMP_DIR |
| 1139 | os.makedirs(full_dir_path) |
| 1140 | |
| 1141 | # Create 32 random files within the host mirror. |
Dan Albert | 06b0d6b | 2017-05-18 22:56:48 -0700 | [diff] [blame] | 1142 | temp_files = make_random_host_files( |
| 1143 | in_dir=full_dir_path, num_files=32) |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1144 | |
Dan Albert | 06b0d6b | 2017-05-18 22:56:48 -0700 | [diff] [blame] | 1145 | # Clean up any stale files on the device. |
Dan Albert | def4aae | 2017-05-18 13:52:45 -0700 | [diff] [blame] | 1146 | device = adb.get_device() # pylint: disable=no-member |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1147 | device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 1148 | |
Dan Albert | def4aae | 2017-05-18 13:52:45 -0700 | [diff] [blame] | 1149 | old_product_out = os.environ.get('ANDROID_PRODUCT_OUT') |
| 1150 | os.environ['ANDROID_PRODUCT_OUT'] = base_dir |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1151 | device.sync('data') |
Dan Albert | def4aae | 2017-05-18 13:52:45 -0700 | [diff] [blame] | 1152 | if old_product_out is None: |
| 1153 | del os.environ['ANDROID_PRODUCT_OUT'] |
| 1154 | else: |
| 1155 | os.environ['ANDROID_PRODUCT_OUT'] = old_product_out |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1156 | |
Dan Albert | 06b0d6b | 2017-05-18 22:56:48 -0700 | [diff] [blame] | 1157 | self.verify_sync(device, temp_files, self.DEVICE_TEMP_DIR) |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1158 | |
Dan Albert | 06b0d6b | 2017-05-18 22:56:48 -0700 | [diff] [blame] | 1159 | #self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1160 | finally: |
| 1161 | if base_dir is not None: |
| 1162 | shutil.rmtree(base_dir) |
| 1163 | |
Dan Albert | 06b0d6b | 2017-05-18 22:56:48 -0700 | [diff] [blame] | 1164 | def test_push_sync(self): |
| 1165 | """Sync a host directory to a specific path.""" |
| 1166 | |
| 1167 | try: |
| 1168 | temp_dir = tempfile.mkdtemp() |
| 1169 | temp_files = make_random_host_files(in_dir=temp_dir, num_files=32) |
| 1170 | |
| 1171 | device_dir = posixpath.join(self.DEVICE_TEMP_DIR, 'sync_src_dst') |
| 1172 | |
| 1173 | # Clean up any stale files on the device. |
| 1174 | device = adb.get_device() # pylint: disable=no-member |
| 1175 | device.shell(['rm', '-rf', device_dir]) |
| 1176 | |
| 1177 | device.push(temp_dir, device_dir, sync=True) |
| 1178 | |
| 1179 | self.verify_sync(device, temp_files, device_dir) |
| 1180 | |
| 1181 | self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| 1182 | finally: |
| 1183 | if temp_dir is not None: |
| 1184 | shutil.rmtree(temp_dir) |
| 1185 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1186 | def test_unicode_paths(self): |
| 1187 | """Ensure that we can support non-ASCII paths, even on Windows.""" |
| 1188 | name = u'로보카 폴리' |
| 1189 | |
| 1190 | self.device.shell(['rm', '-f', '/data/local/tmp/adb-test-*']) |
| 1191 | remote_path = u'/data/local/tmp/adb-test-{}'.format(name) |
| 1192 | |
| 1193 | ## push. |
| 1194 | tf = tempfile.NamedTemporaryFile('wb', suffix=name, delete=False) |
| 1195 | tf.close() |
| 1196 | self.device.push(tf.name, remote_path) |
| 1197 | os.remove(tf.name) |
| 1198 | self.assertFalse(os.path.exists(tf.name)) |
| 1199 | |
| 1200 | # Verify that the device ended up with the expected UTF-8 path |
| 1201 | output = self.device.shell( |
| 1202 | ['ls', '/data/local/tmp/adb-test-*'])[0].strip() |
Josh Gao | 2c621ae | 2018-03-19 16:09:05 -0700 | [diff] [blame] | 1203 | self.assertEqual(remote_path, output) |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1204 | |
| 1205 | # pull. |
| 1206 | self.device.pull(remote_path, tf.name) |
| 1207 | self.assertTrue(os.path.exists(tf.name)) |
| 1208 | os.remove(tf.name) |
| 1209 | self.device.shell(['rm', '-f', '/data/local/tmp/adb-test-*']) |
| 1210 | |
| 1211 | |
Yabin Cui | b5e1141 | 2017-03-10 16:01:01 -0800 | [diff] [blame] | 1212 | class DeviceOfflineTest(DeviceTest): |
| 1213 | def _get_device_state(self, serialno): |
| 1214 | output = subprocess.check_output(self.device.adb_cmd + ['devices']) |
| 1215 | for line in output.split('\n'): |
| 1216 | m = re.match('(\S+)\s+(\S+)', line) |
| 1217 | if m and m.group(1) == serialno: |
| 1218 | return m.group(2) |
| 1219 | return None |
| 1220 | |
Josh Gao | 33d14b8 | 2017-09-13 14:51:23 -0700 | [diff] [blame] | 1221 | def disabled_test_killed_when_pushing_a_large_file(self): |
Yabin Cui | b5e1141 | 2017-03-10 16:01:01 -0800 | [diff] [blame] | 1222 | """ |
| 1223 | While running adb push with a large file, kill adb server. |
| 1224 | Occasionally the device becomes offline. Because the device is still |
| 1225 | reading data without realizing that the adb server has been restarted. |
| 1226 | Test if we can bring the device online automatically now. |
| 1227 | http://b/32952319 |
| 1228 | """ |
| 1229 | serialno = subprocess.check_output(self.device.adb_cmd + ['get-serialno']).strip() |
| 1230 | # 1. Push a large file |
| 1231 | file_path = 'tmp_large_file' |
| 1232 | try: |
| 1233 | fh = open(file_path, 'w') |
| 1234 | fh.write('\0' * (100 * 1024 * 1024)) |
| 1235 | fh.close() |
| 1236 | subproc = subprocess.Popen(self.device.adb_cmd + ['push', file_path, '/data/local/tmp']) |
| 1237 | time.sleep(0.1) |
| 1238 | # 2. Kill the adb server |
| 1239 | subprocess.check_call(self.device.adb_cmd + ['kill-server']) |
| 1240 | subproc.terminate() |
| 1241 | finally: |
| 1242 | try: |
| 1243 | os.unlink(file_path) |
| 1244 | except: |
| 1245 | pass |
| 1246 | # 3. See if the device still exist. |
| 1247 | # Sleep to wait for the adb server exit. |
| 1248 | time.sleep(0.5) |
| 1249 | # 4. The device should be online |
| 1250 | self.assertEqual(self._get_device_state(serialno), 'device') |
| 1251 | |
Josh Gao | 33d14b8 | 2017-09-13 14:51:23 -0700 | [diff] [blame] | 1252 | def disabled_test_killed_when_pulling_a_large_file(self): |
Yabin Cui | b5e1141 | 2017-03-10 16:01:01 -0800 | [diff] [blame] | 1253 | """ |
| 1254 | While running adb pull with a large file, kill adb server. |
| 1255 | Occasionally the device can't be connected. Because the device is trying to |
| 1256 | send a message larger than what is expected by the adb server. |
| 1257 | Test if we can bring the device online automatically now. |
| 1258 | """ |
| 1259 | serialno = subprocess.check_output(self.device.adb_cmd + ['get-serialno']).strip() |
| 1260 | file_path = 'tmp_large_file' |
| 1261 | try: |
| 1262 | # 1. Create a large file on device. |
| 1263 | self.device.shell(['dd', 'if=/dev/zero', 'of=/data/local/tmp/tmp_large_file', |
| 1264 | 'bs=1000000', 'count=100']) |
| 1265 | # 2. Pull the large file on host. |
| 1266 | subproc = subprocess.Popen(self.device.adb_cmd + |
| 1267 | ['pull','/data/local/tmp/tmp_large_file', file_path]) |
| 1268 | time.sleep(0.1) |
| 1269 | # 3. Kill the adb server |
| 1270 | subprocess.check_call(self.device.adb_cmd + ['kill-server']) |
| 1271 | subproc.terminate() |
| 1272 | finally: |
| 1273 | try: |
| 1274 | os.unlink(file_path) |
| 1275 | except: |
| 1276 | pass |
| 1277 | # 4. See if the device still exist. |
| 1278 | # Sleep to wait for the adb server exit. |
| 1279 | time.sleep(0.5) |
| 1280 | self.assertEqual(self._get_device_state(serialno), 'device') |
| 1281 | |
| 1282 | |
Josh Gao | ef3d343 | 2017-05-02 15:01:09 -0700 | [diff] [blame] | 1283 | def test_packet_size_regression(self): |
| 1284 | """Test for http://b/37783561 |
| 1285 | |
| 1286 | Receiving packets of a length divisible by 512 but not 1024 resulted in |
| 1287 | the adb client waiting indefinitely for more input. |
| 1288 | """ |
| 1289 | # The values that trigger things are 507 (512 - 5 bytes from shell protocol) + 1024*n |
| 1290 | # Probe some surrounding values as well, for the hell of it. |
Josh Gao | 2ea4652 | 2018-04-10 14:35:06 -0700 | [diff] [blame] | 1291 | for base in [512] + range(1024, 1024 * 16, 1024): |
| 1292 | for offset in [-6, -5, -4]: |
| 1293 | length = base + offset |
| 1294 | cmd = ['dd', 'if=/dev/zero', 'bs={}'.format(length), 'count=1', '2>/dev/null;' |
| 1295 | 'echo', 'foo'] |
| 1296 | rc, stdout, _ = self.device.shell_nocheck(cmd) |
Josh Gao | ef3d343 | 2017-05-02 15:01:09 -0700 | [diff] [blame] | 1297 | |
Josh Gao | 2ea4652 | 2018-04-10 14:35:06 -0700 | [diff] [blame] | 1298 | self.assertEqual(0, rc) |
Josh Gao | ef3d343 | 2017-05-02 15:01:09 -0700 | [diff] [blame] | 1299 | |
Josh Gao | 2ea4652 | 2018-04-10 14:35:06 -0700 | [diff] [blame] | 1300 | # Output should be '\0' * length, followed by "foo\n" |
| 1301 | self.assertEqual(length, len(stdout) - 4) |
| 1302 | self.assertEqual(stdout, "\0" * length + "foo\n") |
Josh Gao | ef3d343 | 2017-05-02 15:01:09 -0700 | [diff] [blame] | 1303 | |
| 1304 | |
Josh Gao | 191c154 | 2015-12-09 11:26:11 -0800 | [diff] [blame] | 1305 | def main(): |
| 1306 | random.seed(0) |
| 1307 | if len(adb.get_devices()) > 0: |
| 1308 | suite = unittest.TestLoader().loadTestsFromName(__name__) |
| 1309 | unittest.TextTestRunner(verbosity=3).run(suite) |
| 1310 | else: |
| 1311 | print('Test suite must be run with attached devices') |
| 1312 | |
| 1313 | |
| 1314 | if __name__ == '__main__': |
| 1315 | main() |