| #!/usr/bin/env python |
| # -*- coding: utf-8 -*- |
| # |
| # Copyright (C) 2015 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. |
| # |
| from __future__ import print_function |
| |
| import contextlib |
| import hashlib |
| import os |
| import posixpath |
| import random |
| import re |
| import shlex |
| import shutil |
| import signal |
| import socket |
| import string |
| import subprocess |
| import sys |
| import tempfile |
| import time |
| import unittest |
| |
| import adb |
| |
| def requires_root(func): |
| def wrapper(self, *args): |
| if self.device.get_prop('ro.debuggable') != '1': |
| raise unittest.SkipTest('requires rootable build') |
| |
| was_root = self.device.shell(['id', '-un'])[0].strip() == 'root' |
| if not was_root: |
| self.device.root() |
| self.device.wait() |
| |
| try: |
| func(self, *args) |
| finally: |
| if not was_root: |
| self.device.unroot() |
| self.device.wait() |
| |
| return wrapper |
| |
| |
| def requires_non_root(func): |
| def wrapper(self, *args): |
| was_root = self.device.shell(['id', '-un'])[0].strip() == 'root' |
| if was_root: |
| self.device.unroot() |
| self.device.wait() |
| |
| try: |
| func(self, *args) |
| finally: |
| if was_root: |
| self.device.root() |
| self.device.wait() |
| |
| return wrapper |
| |
| |
| class DeviceTest(unittest.TestCase): |
| def setUp(self): |
| self.device = adb.get_device() |
| |
| |
| class ForwardReverseTest(DeviceTest): |
| def _test_no_rebind(self, description, direction_list, direction, |
| direction_no_rebind, direction_remove_all): |
| msg = direction_list() |
| self.assertEqual('', msg.strip(), |
| description + ' list must be empty to run this test.') |
| |
| # Use --no-rebind with no existing binding |
| direction_no_rebind('tcp:5566', 'tcp:6655') |
| msg = direction_list() |
| self.assertTrue(re.search(r'tcp:5566.+tcp:6655', msg)) |
| |
| # Use --no-rebind with existing binding |
| with self.assertRaises(subprocess.CalledProcessError): |
| direction_no_rebind('tcp:5566', 'tcp:6677') |
| msg = direction_list() |
| self.assertFalse(re.search(r'tcp:5566.+tcp:6677', msg)) |
| self.assertTrue(re.search(r'tcp:5566.+tcp:6655', msg)) |
| |
| # Use the absence of --no-rebind with existing binding |
| direction('tcp:5566', 'tcp:6677') |
| msg = direction_list() |
| self.assertFalse(re.search(r'tcp:5566.+tcp:6655', msg)) |
| self.assertTrue(re.search(r'tcp:5566.+tcp:6677', msg)) |
| |
| direction_remove_all() |
| msg = direction_list() |
| self.assertEqual('', msg.strip()) |
| |
| def test_forward_no_rebind(self): |
| self._test_no_rebind('forward', self.device.forward_list, |
| self.device.forward, self.device.forward_no_rebind, |
| self.device.forward_remove_all) |
| |
| def test_reverse_no_rebind(self): |
| self._test_no_rebind('reverse', self.device.reverse_list, |
| self.device.reverse, self.device.reverse_no_rebind, |
| self.device.reverse_remove_all) |
| |
| def test_forward(self): |
| msg = self.device.forward_list() |
| self.assertEqual('', msg.strip(), |
| 'Forwarding list must be empty to run this test.') |
| self.device.forward('tcp:5566', 'tcp:6655') |
| msg = self.device.forward_list() |
| self.assertTrue(re.search(r'tcp:5566.+tcp:6655', msg)) |
| self.device.forward('tcp:7788', 'tcp:8877') |
| msg = self.device.forward_list() |
| self.assertTrue(re.search(r'tcp:5566.+tcp:6655', msg)) |
| self.assertTrue(re.search(r'tcp:7788.+tcp:8877', msg)) |
| self.device.forward_remove('tcp:5566') |
| msg = self.device.forward_list() |
| self.assertFalse(re.search(r'tcp:5566.+tcp:6655', msg)) |
| self.assertTrue(re.search(r'tcp:7788.+tcp:8877', msg)) |
| self.device.forward_remove_all() |
| msg = self.device.forward_list() |
| self.assertEqual('', msg.strip()) |
| |
| def test_forward_tcp_port_0(self): |
| self.assertEqual('', self.device.forward_list().strip(), |
| 'Forwarding list must be empty to run this test.') |
| |
| try: |
| # If resolving TCP port 0 is supported, `adb forward` will print |
| # the actual port number. |
| port = self.device.forward('tcp:0', 'tcp:8888').strip() |
| if not port: |
| raise unittest.SkipTest('Forwarding tcp:0 is not available.') |
| |
| self.assertTrue(re.search(r'tcp:{}.+tcp:8888'.format(port), |
| self.device.forward_list())) |
| finally: |
| self.device.forward_remove_all() |
| |
| def test_reverse(self): |
| msg = self.device.reverse_list() |
| self.assertEqual('', msg.strip(), |
| 'Reverse forwarding list must be empty to run this test.') |
| self.device.reverse('tcp:5566', 'tcp:6655') |
| msg = self.device.reverse_list() |
| self.assertTrue(re.search(r'tcp:5566.+tcp:6655', msg)) |
| self.device.reverse('tcp:7788', 'tcp:8877') |
| msg = self.device.reverse_list() |
| self.assertTrue(re.search(r'tcp:5566.+tcp:6655', msg)) |
| self.assertTrue(re.search(r'tcp:7788.+tcp:8877', msg)) |
| self.device.reverse_remove('tcp:5566') |
| msg = self.device.reverse_list() |
| self.assertFalse(re.search(r'tcp:5566.+tcp:6655', msg)) |
| self.assertTrue(re.search(r'tcp:7788.+tcp:8877', msg)) |
| self.device.reverse_remove_all() |
| msg = self.device.reverse_list() |
| self.assertEqual('', msg.strip()) |
| |
| def test_reverse_tcp_port_0(self): |
| self.assertEqual('', self.device.reverse_list().strip(), |
| 'Reverse list must be empty to run this test.') |
| |
| try: |
| # If resolving TCP port 0 is supported, `adb reverse` will print |
| # the actual port number. |
| port = self.device.reverse('tcp:0', 'tcp:8888').strip() |
| if not port: |
| raise unittest.SkipTest('Reversing tcp:0 is not available.') |
| |
| self.assertTrue(re.search(r'tcp:{}.+tcp:8888'.format(port), |
| self.device.reverse_list())) |
| finally: |
| self.device.reverse_remove_all() |
| |
| # Note: If you run this test when adb connect'd to a physical device over |
| # TCP, it will fail in adb reverse due to https://code.google.com/p/android/issues/detail?id=189821 |
| def test_forward_reverse_echo(self): |
| """Send data through adb forward and read it back via adb reverse""" |
| forward_port = 12345 |
| reverse_port = forward_port + 1 |
| forward_spec = 'tcp:' + str(forward_port) |
| reverse_spec = 'tcp:' + str(reverse_port) |
| forward_setup = False |
| reverse_setup = False |
| |
| try: |
| # listen on localhost:forward_port, connect to remote:forward_port |
| self.device.forward(forward_spec, forward_spec) |
| forward_setup = True |
| # listen on remote:forward_port, connect to localhost:reverse_port |
| self.device.reverse(forward_spec, reverse_spec) |
| reverse_setup = True |
| |
| listener = socket.socket(socket.AF_INET, socket.SOCK_STREAM) |
| with contextlib.closing(listener): |
| # Use SO_REUSEADDR so that subsequent runs of the test can grab |
| # the port even if it is in TIME_WAIT. |
| listener.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) |
| |
| # Listen on localhost:reverse_port before connecting to |
| # localhost:forward_port because that will cause adb to connect |
| # back to localhost:reverse_port. |
| listener.bind(('127.0.0.1', reverse_port)) |
| listener.listen(4) |
| |
| client = socket.socket(socket.AF_INET, socket.SOCK_STREAM) |
| with contextlib.closing(client): |
| # Connect to the listener. |
| client.connect(('127.0.0.1', forward_port)) |
| |
| # Accept the client connection. |
| accepted_connection, addr = listener.accept() |
| with contextlib.closing(accepted_connection) as server: |
| data = 'hello' |
| |
| # Send data into the port setup by adb forward. |
| client.sendall(data) |
| # Explicitly close() so that server gets EOF. |
| client.close() |
| |
| # Verify that the data came back via adb reverse. |
| self.assertEqual(data, server.makefile().read()) |
| finally: |
| if reverse_setup: |
| self.device.reverse_remove(forward_spec) |
| if forward_setup: |
| self.device.forward_remove(forward_spec) |
| |
| |
| class ShellTest(DeviceTest): |
| def _interactive_shell(self, shell_args, input): |
| """Runs an interactive adb shell. |
| |
| Args: |
| shell_args: List of string arguments to `adb shell`. |
| input: String input to send to the interactive shell. |
| |
| Returns: |
| The remote exit code. |
| |
| Raises: |
| unittest.SkipTest: The device doesn't support exit codes. |
| """ |
| if not self.device.has_shell_protocol(): |
| raise unittest.SkipTest('exit codes are unavailable on this device') |
| |
| proc = subprocess.Popen( |
| self.device.adb_cmd + ['shell'] + shell_args, |
| stdin=subprocess.PIPE, stdout=subprocess.PIPE, |
| stderr=subprocess.PIPE) |
| # Closing host-side stdin doesn't trigger a PTY shell to exit so we need |
| # to explicitly add an exit command to close the session from the device |
| # side, plus the necessary newline to complete the interactive command. |
| proc.communicate(input + '; exit\n') |
| return proc.returncode |
| |
| def test_cat(self): |
| """Check that we can at least cat a file.""" |
| out = self.device.shell(['cat', '/proc/uptime'])[0].strip() |
| elements = out.split() |
| self.assertEqual(len(elements), 2) |
| |
| uptime, idle = elements |
| self.assertGreater(float(uptime), 0.0) |
| self.assertGreater(float(idle), 0.0) |
| |
| def test_throws_on_failure(self): |
| self.assertRaises(adb.ShellError, self.device.shell, ['false']) |
| |
| def test_output_not_stripped(self): |
| out = self.device.shell(['echo', 'foo'])[0] |
| self.assertEqual(out, 'foo' + self.device.linesep) |
| |
| def test_shell_command_length(self): |
| # Devices that have shell_v2 should be able to handle long commands. |
| if self.device.has_shell_protocol(): |
| rc, out, err = self.device.shell_nocheck(['echo', 'x' * 16384]) |
| self.assertEqual(rc, 0) |
| self.assertTrue(out == ('x' * 16384 + '\n')) |
| |
| def test_shell_nocheck_failure(self): |
| rc, out, _ = self.device.shell_nocheck(['false']) |
| self.assertNotEqual(rc, 0) |
| self.assertEqual(out, '') |
| |
| def test_shell_nocheck_output_not_stripped(self): |
| rc, out, _ = self.device.shell_nocheck(['echo', 'foo']) |
| self.assertEqual(rc, 0) |
| self.assertEqual(out, 'foo' + self.device.linesep) |
| |
| def test_can_distinguish_tricky_results(self): |
| # If result checking on ADB shell is naively implemented as |
| # `adb shell <cmd>; echo $?`, we would be unable to distinguish the |
| # output from the result for a cmd of `echo -n 1`. |
| rc, out, _ = self.device.shell_nocheck(['echo', '-n', '1']) |
| self.assertEqual(rc, 0) |
| self.assertEqual(out, '1') |
| |
| def test_line_endings(self): |
| """Ensure that line ending translation is not happening in the pty. |
| |
| Bug: http://b/19735063 |
| """ |
| output = self.device.shell(['uname'])[0] |
| self.assertEqual(output, 'Linux' + self.device.linesep) |
| |
| def test_pty_logic(self): |
| """Tests that a PTY is allocated when it should be. |
| |
| PTY allocation behavior should match ssh. |
| """ |
| def check_pty(args): |
| """Checks adb shell PTY allocation. |
| |
| Tests |args| for terminal and non-terminal stdin. |
| |
| Args: |
| args: -Tt args in a list (e.g. ['-t', '-t']). |
| |
| Returns: |
| A tuple (<terminal>, <non-terminal>). True indicates |
| the corresponding shell allocated a remote PTY. |
| """ |
| test_cmd = self.device.adb_cmd + ['shell'] + args + ['[ -t 0 ]'] |
| |
| terminal = subprocess.Popen( |
| test_cmd, stdin=None, |
| stdout=subprocess.PIPE, stderr=subprocess.PIPE) |
| terminal.communicate() |
| |
| non_terminal = subprocess.Popen( |
| test_cmd, stdin=subprocess.PIPE, |
| stdout=subprocess.PIPE, stderr=subprocess.PIPE) |
| non_terminal.communicate() |
| |
| return (terminal.returncode == 0, non_terminal.returncode == 0) |
| |
| # -T: never allocate PTY. |
| self.assertEqual((False, False), check_pty(['-T'])) |
| |
| # These tests require a new device. |
| if self.device.has_shell_protocol() and os.isatty(sys.stdin.fileno()): |
| # No args: PTY only if stdin is a terminal and shell is interactive, |
| # which is difficult to reliably test from a script. |
| self.assertEqual((False, False), check_pty([])) |
| |
| # -t: PTY if stdin is a terminal. |
| self.assertEqual((True, False), check_pty(['-t'])) |
| |
| # -t -t: always allocate PTY. |
| self.assertEqual((True, True), check_pty(['-t', '-t'])) |
| |
| # -tt: always allocate PTY, POSIX style (http://b/32216152). |
| self.assertEqual((True, True), check_pty(['-tt'])) |
| |
| # -ttt: ssh has weird even/odd behavior with multiple -t flags, but |
| # we follow the man page instead. |
| self.assertEqual((True, True), check_pty(['-ttt'])) |
| |
| # -ttx: -x and -tt aren't incompatible (though -Tx would be an error). |
| self.assertEqual((True, True), check_pty(['-ttx'])) |
| |
| # -Ttt: -tt cancels out -T. |
| self.assertEqual((True, True), check_pty(['-Ttt'])) |
| |
| # -ttT: -T cancels out -tt. |
| self.assertEqual((False, False), check_pty(['-ttT'])) |
| |
| def test_shell_protocol(self): |
| """Tests the shell protocol on the device. |
| |
| If the device supports shell protocol, this gives us the ability |
| to separate stdout/stderr and return the exit code directly. |
| |
| Bug: http://b/19734861 |
| """ |
| if not self.device.has_shell_protocol(): |
| raise unittest.SkipTest('shell protocol unsupported on this device') |
| |
| # Shell protocol should be used by default. |
| result = self.device.shell_nocheck( |
| shlex.split('echo foo; echo bar >&2; exit 17')) |
| self.assertEqual(17, result[0]) |
| self.assertEqual('foo' + self.device.linesep, result[1]) |
| self.assertEqual('bar' + self.device.linesep, result[2]) |
| |
| self.assertEqual(17, self._interactive_shell([], 'exit 17')) |
| |
| # -x flag should disable shell protocol. |
| result = self.device.shell_nocheck( |
| shlex.split('-x echo foo; echo bar >&2; exit 17')) |
| self.assertEqual(0, result[0]) |
| self.assertEqual('foo{0}bar{0}'.format(self.device.linesep), result[1]) |
| self.assertEqual('', result[2]) |
| |
| self.assertEqual(0, self._interactive_shell(['-x'], 'exit 17')) |
| |
| def test_non_interactive_sigint(self): |
| """Tests that SIGINT in a non-interactive shell kills the process. |
| |
| This requires the shell protocol in order to detect the broken |
| pipe; raw data transfer mode will only see the break once the |
| subprocess tries to read or write. |
| |
| Bug: http://b/23825725 |
| """ |
| if not self.device.has_shell_protocol(): |
| raise unittest.SkipTest('shell protocol unsupported on this device') |
| |
| # Start a long-running process. |
| sleep_proc = subprocess.Popen( |
| self.device.adb_cmd + shlex.split('shell echo $$; sleep 60'), |
| stdin=subprocess.PIPE, stdout=subprocess.PIPE, |
| stderr=subprocess.STDOUT) |
| remote_pid = sleep_proc.stdout.readline().strip() |
| self.assertIsNone(sleep_proc.returncode, 'subprocess terminated early') |
| proc_query = shlex.split('ps {0} | grep {0}'.format(remote_pid)) |
| |
| # Verify that the process is running, send signal, verify it stopped. |
| self.device.shell(proc_query) |
| os.kill(sleep_proc.pid, signal.SIGINT) |
| sleep_proc.communicate() |
| |
| # It can take some time for the process to receive the signal and die. |
| end_time = time.time() + 3 |
| while self.device.shell_nocheck(proc_query)[0] != 1: |
| self.assertFalse(time.time() > end_time, |
| 'subprocess failed to terminate in time') |
| |
| def test_non_interactive_stdin(self): |
| """Tests that non-interactive shells send stdin.""" |
| if not self.device.has_shell_protocol(): |
| raise unittest.SkipTest('non-interactive stdin unsupported ' |
| 'on this device') |
| |
| # Test both small and large inputs. |
| small_input = 'foo' |
| large_input = '\n'.join(c * 100 for c in (string.ascii_letters + |
| string.digits)) |
| |
| for input in (small_input, large_input): |
| proc = subprocess.Popen(self.device.adb_cmd + ['shell', 'cat'], |
| stdin=subprocess.PIPE, |
| stdout=subprocess.PIPE, |
| stderr=subprocess.PIPE) |
| stdout, stderr = proc.communicate(input) |
| self.assertEqual(input.splitlines(), stdout.splitlines()) |
| self.assertEqual('', stderr) |
| |
| def test_sighup(self): |
| """Ensure that SIGHUP gets sent upon non-interactive ctrl-c""" |
| log_path = "/data/local/tmp/adb_signal_test.log" |
| |
| # Clear the output file. |
| self.device.shell_nocheck(["echo", ">", log_path]) |
| |
| script = """ |
| trap "echo SIGINT > {path}; exit 0" SIGINT |
| trap "echo SIGHUP > {path}; exit 0" SIGHUP |
| echo Waiting |
| read |
| """.format(path=log_path) |
| |
| script = ";".join([x.strip() for x in script.strip().splitlines()]) |
| |
| process = self.device.shell_popen([script], kill_atexit=False, |
| stdin=subprocess.PIPE, |
| stdout=subprocess.PIPE) |
| |
| self.assertEqual("Waiting\n", process.stdout.readline()) |
| process.send_signal(signal.SIGINT) |
| process.wait() |
| |
| # Waiting for the local adb to finish is insufficient, since it hangs |
| # up immediately. |
| time.sleep(1) |
| |
| stdout, _ = self.device.shell(["cat", log_path]) |
| self.assertEqual(stdout.strip(), "SIGHUP") |
| |
| |
| class ArgumentEscapingTest(DeviceTest): |
| def test_shell_escaping(self): |
| """Make sure that argument escaping is somewhat sane.""" |
| |
| # http://b/19734868 |
| # Note that this actually matches ssh(1)'s behavior --- it's |
| # converted to `sh -c echo hello; echo world` which sh interprets |
| # as `sh -c echo` (with an argument to that shell of "hello"), |
| # and then `echo world` back in the first shell. |
| result = self.device.shell( |
| shlex.split("sh -c 'echo hello; echo world'"))[0] |
| result = result.splitlines() |
| self.assertEqual(['', 'world'], result) |
| # If you really wanted "hello" and "world", here's what you'd do: |
| result = self.device.shell( |
| shlex.split(r'echo hello\;echo world'))[0].splitlines() |
| self.assertEqual(['hello', 'world'], result) |
| |
| # http://b/15479704 |
| result = self.device.shell(shlex.split("'true && echo t'"))[0].strip() |
| self.assertEqual('t', result) |
| result = self.device.shell( |
| shlex.split("sh -c 'true && echo t'"))[0].strip() |
| self.assertEqual('t', result) |
| |
| # http://b/20564385 |
| result = self.device.shell(shlex.split('FOO=a BAR=b echo t'))[0].strip() |
| self.assertEqual('t', result) |
| result = self.device.shell( |
| shlex.split(r'echo -n 123\;uname'))[0].strip() |
| self.assertEqual('123Linux', result) |
| |
| def test_install_argument_escaping(self): |
| """Make sure that install argument escaping works.""" |
| # http://b/20323053, http://b/3090932. |
| for file_suffix in ('-text;ls;1.apk', "-Live Hold'em.apk"): |
| tf = tempfile.NamedTemporaryFile('wb', suffix=file_suffix, |
| delete=False) |
| tf.close() |
| |
| # Installing bogus .apks fails if the device supports exit codes. |
| try: |
| output = self.device.install(tf.name) |
| except subprocess.CalledProcessError as e: |
| output = e.output |
| |
| self.assertIn(file_suffix, output) |
| os.remove(tf.name) |
| |
| |
| class RootUnrootTest(DeviceTest): |
| def _test_root(self): |
| message = self.device.root() |
| if 'adbd cannot run as root in production builds' in message: |
| return |
| self.device.wait() |
| self.assertEqual('root', self.device.shell(['id', '-un'])[0].strip()) |
| |
| def _test_unroot(self): |
| self.device.unroot() |
| self.device.wait() |
| self.assertEqual('shell', self.device.shell(['id', '-un'])[0].strip()) |
| |
| def test_root_unroot(self): |
| """Make sure that adb root and adb unroot work, using id(1).""" |
| if self.device.get_prop('ro.debuggable') != '1': |
| raise unittest.SkipTest('requires rootable build') |
| |
| original_user = self.device.shell(['id', '-un'])[0].strip() |
| try: |
| if original_user == 'root': |
| self._test_unroot() |
| self._test_root() |
| elif original_user == 'shell': |
| self._test_root() |
| self._test_unroot() |
| finally: |
| if original_user == 'root': |
| self.device.root() |
| else: |
| self.device.unroot() |
| self.device.wait() |
| |
| |
| class TcpIpTest(DeviceTest): |
| def test_tcpip_failure_raises(self): |
| """adb tcpip requires a port. |
| |
| Bug: http://b/22636927 |
| """ |
| self.assertRaises( |
| subprocess.CalledProcessError, self.device.tcpip, '') |
| self.assertRaises( |
| subprocess.CalledProcessError, self.device.tcpip, 'foo') |
| |
| |
| class SystemPropertiesTest(DeviceTest): |
| def test_get_prop(self): |
| self.assertEqual(self.device.get_prop('init.svc.adbd'), 'running') |
| |
| @requires_root |
| def test_set_prop(self): |
| prop_name = 'foo.bar' |
| self.device.shell(['setprop', prop_name, '""']) |
| |
| self.device.set_prop(prop_name, 'qux') |
| self.assertEqual( |
| self.device.shell(['getprop', prop_name])[0].strip(), 'qux') |
| |
| |
| def compute_md5(string): |
| hsh = hashlib.md5() |
| hsh.update(string) |
| return hsh.hexdigest() |
| |
| |
| def get_md5_prog(device): |
| """Older platforms (pre-L) had the name md5 rather than md5sum.""" |
| try: |
| device.shell(['md5sum', '/proc/uptime']) |
| return 'md5sum' |
| except adb.ShellError: |
| return 'md5' |
| |
| |
| class HostFile(object): |
| def __init__(self, handle, checksum): |
| self.handle = handle |
| self.checksum = checksum |
| self.full_path = handle.name |
| self.base_name = os.path.basename(self.full_path) |
| |
| |
| class DeviceFile(object): |
| def __init__(self, checksum, full_path): |
| self.checksum = checksum |
| self.full_path = full_path |
| self.base_name = posixpath.basename(self.full_path) |
| |
| |
| def make_random_host_files(in_dir, num_files): |
| min_size = 1 * (1 << 10) |
| max_size = 16 * (1 << 10) |
| |
| files = [] |
| for _ in xrange(num_files): |
| file_handle = tempfile.NamedTemporaryFile(dir=in_dir, delete=False) |
| |
| size = random.randrange(min_size, max_size, 1024) |
| rand_str = os.urandom(size) |
| file_handle.write(rand_str) |
| file_handle.flush() |
| file_handle.close() |
| |
| md5 = compute_md5(rand_str) |
| files.append(HostFile(file_handle, md5)) |
| return files |
| |
| |
| def make_random_device_files(device, in_dir, num_files, prefix='device_tmpfile'): |
| min_size = 1 * (1 << 10) |
| max_size = 16 * (1 << 10) |
| |
| files = [] |
| for file_num in xrange(num_files): |
| size = random.randrange(min_size, max_size, 1024) |
| |
| base_name = prefix + str(file_num) |
| full_path = posixpath.join(in_dir, base_name) |
| |
| device.shell(['dd', 'if=/dev/urandom', 'of={}'.format(full_path), |
| 'bs={}'.format(size), 'count=1']) |
| dev_md5, _ = device.shell([get_md5_prog(device), full_path])[0].split() |
| |
| files.append(DeviceFile(dev_md5, full_path)) |
| return files |
| |
| |
| class FileOperationsTest(DeviceTest): |
| SCRATCH_DIR = '/data/local/tmp' |
| DEVICE_TEMP_FILE = SCRATCH_DIR + '/adb_test_file' |
| DEVICE_TEMP_DIR = SCRATCH_DIR + '/adb_test_dir' |
| |
| def _verify_remote(self, checksum, remote_path): |
| dev_md5, _ = self.device.shell([get_md5_prog(self.device), |
| remote_path])[0].split() |
| self.assertEqual(checksum, dev_md5) |
| |
| def _verify_local(self, checksum, local_path): |
| with open(local_path, 'rb') as host_file: |
| host_md5 = compute_md5(host_file.read()) |
| self.assertEqual(host_md5, checksum) |
| |
| def test_push(self): |
| """Push a randomly generated file to specified device.""" |
| kbytes = 512 |
| tmp = tempfile.NamedTemporaryFile(mode='wb', delete=False) |
| rand_str = os.urandom(1024 * kbytes) |
| tmp.write(rand_str) |
| tmp.close() |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_FILE]) |
| self.device.push(local=tmp.name, remote=self.DEVICE_TEMP_FILE) |
| |
| self._verify_remote(compute_md5(rand_str), self.DEVICE_TEMP_FILE) |
| self.device.shell(['rm', '-f', self.DEVICE_TEMP_FILE]) |
| |
| os.remove(tmp.name) |
| |
| def test_push_dir(self): |
| """Push a randomly generated directory of files to the device.""" |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| self.device.shell(['mkdir', self.DEVICE_TEMP_DIR]) |
| |
| try: |
| host_dir = tempfile.mkdtemp() |
| |
| # Make sure the temp directory isn't setuid, or else adb will complain. |
| os.chmod(host_dir, 0o700) |
| |
| # Create 32 random files. |
| temp_files = make_random_host_files(in_dir=host_dir, num_files=32) |
| self.device.push(host_dir, self.DEVICE_TEMP_DIR) |
| |
| for temp_file in temp_files: |
| remote_path = posixpath.join(self.DEVICE_TEMP_DIR, |
| os.path.basename(host_dir), |
| temp_file.base_name) |
| self._verify_remote(temp_file.checksum, remote_path) |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| finally: |
| if host_dir is not None: |
| shutil.rmtree(host_dir) |
| |
| @unittest.expectedFailure # b/25566053 |
| def test_push_empty(self): |
| """Push a directory containing an empty directory to the device.""" |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| self.device.shell(['mkdir', self.DEVICE_TEMP_DIR]) |
| |
| try: |
| host_dir = tempfile.mkdtemp() |
| |
| # Make sure the temp directory isn't setuid, or else adb will complain. |
| os.chmod(host_dir, 0o700) |
| |
| # Create an empty directory. |
| os.mkdir(os.path.join(host_dir, 'empty')) |
| |
| self.device.push(host_dir, self.DEVICE_TEMP_DIR) |
| |
| test_empty_cmd = ['[', '-d', |
| os.path.join(self.DEVICE_TEMP_DIR, 'empty')] |
| rc, _, _ = self.device.shell_nocheck(test_empty_cmd) |
| self.assertEqual(rc, 0) |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| finally: |
| if host_dir is not None: |
| shutil.rmtree(host_dir) |
| |
| @unittest.skipIf(sys.platform == "win32", "symlinks require elevated privileges on windows") |
| def test_push_symlink(self): |
| """Push a symlink. |
| |
| Bug: http://b/31491920 |
| """ |
| try: |
| host_dir = tempfile.mkdtemp() |
| |
| # Make sure the temp directory isn't setuid, or else adb will |
| # complain. |
| os.chmod(host_dir, 0o700) |
| |
| with open(os.path.join(host_dir, 'foo'), 'w') as f: |
| f.write('foo') |
| |
| symlink_path = os.path.join(host_dir, 'symlink') |
| os.symlink('foo', symlink_path) |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| self.device.shell(['mkdir', self.DEVICE_TEMP_DIR]) |
| self.device.push(symlink_path, self.DEVICE_TEMP_DIR) |
| rc, out, _ = self.device.shell_nocheck( |
| ['cat', posixpath.join(self.DEVICE_TEMP_DIR, 'symlink')]) |
| self.assertEqual(0, rc) |
| self.assertEqual(out.strip(), 'foo') |
| finally: |
| if host_dir is not None: |
| shutil.rmtree(host_dir) |
| |
| def test_multiple_push(self): |
| """Push multiple files to the device in one adb push command. |
| |
| Bug: http://b/25324823 |
| """ |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| self.device.shell(['mkdir', self.DEVICE_TEMP_DIR]) |
| |
| try: |
| host_dir = tempfile.mkdtemp() |
| |
| # Create some random files and a subdirectory containing more files. |
| temp_files = make_random_host_files(in_dir=host_dir, num_files=4) |
| |
| subdir = os.path.join(host_dir, 'subdir') |
| os.mkdir(subdir) |
| subdir_temp_files = make_random_host_files(in_dir=subdir, |
| num_files=4) |
| |
| paths = map(lambda temp_file: temp_file.full_path, temp_files) |
| paths.append(subdir) |
| self.device._simple_call(['push'] + paths + [self.DEVICE_TEMP_DIR]) |
| |
| for temp_file in temp_files: |
| remote_path = posixpath.join(self.DEVICE_TEMP_DIR, |
| temp_file.base_name) |
| self._verify_remote(temp_file.checksum, remote_path) |
| |
| for subdir_temp_file in subdir_temp_files: |
| remote_path = posixpath.join(self.DEVICE_TEMP_DIR, |
| # BROKEN: http://b/25394682 |
| # 'subdir'; |
| temp_file.base_name) |
| self._verify_remote(temp_file.checksum, remote_path) |
| |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| finally: |
| if host_dir is not None: |
| shutil.rmtree(host_dir) |
| |
| @requires_non_root |
| def test_push_error_reporting(self): |
| """Make sure that errors that occur while pushing a file get reported |
| |
| Bug: http://b/26816782 |
| """ |
| with tempfile.NamedTemporaryFile() as tmp_file: |
| tmp_file.write('\0' * 1024 * 1024) |
| tmp_file.flush() |
| try: |
| self.device.push(local=tmp_file.name, remote='/system/') |
| self.fail('push should not have succeeded') |
| except subprocess.CalledProcessError as e: |
| output = e.output |
| |
| self.assertTrue('Permission denied' in output or |
| 'Read-only file system' in output) |
| |
| def _test_pull(self, remote_file, checksum): |
| tmp_write = tempfile.NamedTemporaryFile(mode='wb', delete=False) |
| tmp_write.close() |
| self.device.pull(remote=remote_file, local=tmp_write.name) |
| with open(tmp_write.name, 'rb') as tmp_read: |
| host_contents = tmp_read.read() |
| host_md5 = compute_md5(host_contents) |
| self.assertEqual(checksum, host_md5) |
| os.remove(tmp_write.name) |
| |
| @requires_non_root |
| def test_pull_error_reporting(self): |
| self.device.shell(['touch', self.DEVICE_TEMP_FILE]) |
| self.device.shell(['chmod', 'a-rwx', self.DEVICE_TEMP_FILE]) |
| |
| try: |
| output = self.device.pull(remote=self.DEVICE_TEMP_FILE, local='x') |
| except subprocess.CalledProcessError as e: |
| output = e.output |
| |
| self.assertIn('Permission denied', output) |
| |
| self.device.shell(['rm', '-f', self.DEVICE_TEMP_FILE]) |
| |
| def test_pull(self): |
| """Pull a randomly generated file from specified device.""" |
| kbytes = 512 |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_FILE]) |
| cmd = ['dd', 'if=/dev/urandom', |
| 'of={}'.format(self.DEVICE_TEMP_FILE), 'bs=1024', |
| 'count={}'.format(kbytes)] |
| self.device.shell(cmd) |
| dev_md5, _ = self.device.shell( |
| [get_md5_prog(self.device), self.DEVICE_TEMP_FILE])[0].split() |
| self._test_pull(self.DEVICE_TEMP_FILE, dev_md5) |
| self.device.shell_nocheck(['rm', self.DEVICE_TEMP_FILE]) |
| |
| def test_pull_dir(self): |
| """Pull a randomly generated directory of files from the device.""" |
| try: |
| host_dir = tempfile.mkdtemp() |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| self.device.shell(['mkdir', '-p', self.DEVICE_TEMP_DIR]) |
| |
| # Populate device directory with random files. |
| temp_files = make_random_device_files( |
| self.device, in_dir=self.DEVICE_TEMP_DIR, num_files=32) |
| |
| self.device.pull(remote=self.DEVICE_TEMP_DIR, local=host_dir) |
| |
| for temp_file in temp_files: |
| host_path = os.path.join( |
| host_dir, posixpath.basename(self.DEVICE_TEMP_DIR), |
| temp_file.base_name) |
| self._verify_local(temp_file.checksum, host_path) |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| finally: |
| if host_dir is not None: |
| shutil.rmtree(host_dir) |
| |
| def test_pull_dir_symlink(self): |
| """Pull a directory into a symlink to a directory. |
| |
| Bug: http://b/27362811 |
| """ |
| if os.name != 'posix': |
| raise unittest.SkipTest('requires POSIX') |
| |
| try: |
| host_dir = tempfile.mkdtemp() |
| real_dir = os.path.join(host_dir, 'dir') |
| symlink = os.path.join(host_dir, 'symlink') |
| os.mkdir(real_dir) |
| os.symlink(real_dir, symlink) |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| self.device.shell(['mkdir', '-p', self.DEVICE_TEMP_DIR]) |
| |
| # Populate device directory with random files. |
| temp_files = make_random_device_files( |
| self.device, in_dir=self.DEVICE_TEMP_DIR, num_files=32) |
| |
| self.device.pull(remote=self.DEVICE_TEMP_DIR, local=symlink) |
| |
| for temp_file in temp_files: |
| host_path = os.path.join( |
| real_dir, posixpath.basename(self.DEVICE_TEMP_DIR), |
| temp_file.base_name) |
| self._verify_local(temp_file.checksum, host_path) |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| finally: |
| if host_dir is not None: |
| shutil.rmtree(host_dir) |
| |
| def test_pull_dir_symlink_collision(self): |
| """Pull a directory into a colliding symlink to directory.""" |
| if os.name != 'posix': |
| raise unittest.SkipTest('requires POSIX') |
| |
| try: |
| host_dir = tempfile.mkdtemp() |
| real_dir = os.path.join(host_dir, 'real') |
| tmp_dirname = os.path.basename(self.DEVICE_TEMP_DIR) |
| symlink = os.path.join(host_dir, tmp_dirname) |
| os.mkdir(real_dir) |
| os.symlink(real_dir, symlink) |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| self.device.shell(['mkdir', '-p', self.DEVICE_TEMP_DIR]) |
| |
| # Populate device directory with random files. |
| temp_files = make_random_device_files( |
| self.device, in_dir=self.DEVICE_TEMP_DIR, num_files=32) |
| |
| self.device.pull(remote=self.DEVICE_TEMP_DIR, local=host_dir) |
| |
| for temp_file in temp_files: |
| host_path = os.path.join(real_dir, temp_file.base_name) |
| self._verify_local(temp_file.checksum, host_path) |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| finally: |
| if host_dir is not None: |
| shutil.rmtree(host_dir) |
| |
| def test_pull_dir_nonexistent(self): |
| """Pull a directory of files from the device to a nonexistent path.""" |
| try: |
| host_dir = tempfile.mkdtemp() |
| dest_dir = os.path.join(host_dir, 'dest') |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| self.device.shell(['mkdir', '-p', self.DEVICE_TEMP_DIR]) |
| |
| # Populate device directory with random files. |
| temp_files = make_random_device_files( |
| self.device, in_dir=self.DEVICE_TEMP_DIR, num_files=32) |
| |
| self.device.pull(remote=self.DEVICE_TEMP_DIR, local=dest_dir) |
| |
| for temp_file in temp_files: |
| host_path = os.path.join(dest_dir, temp_file.base_name) |
| self._verify_local(temp_file.checksum, host_path) |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| finally: |
| if host_dir is not None: |
| shutil.rmtree(host_dir) |
| |
| def test_pull_symlink_dir(self): |
| """Pull a symlink to a directory of symlinks to files.""" |
| try: |
| host_dir = tempfile.mkdtemp() |
| |
| remote_dir = posixpath.join(self.DEVICE_TEMP_DIR, 'contents') |
| remote_links = posixpath.join(self.DEVICE_TEMP_DIR, 'links') |
| remote_symlink = posixpath.join(self.DEVICE_TEMP_DIR, 'symlink') |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| self.device.shell(['mkdir', '-p', remote_dir, remote_links]) |
| self.device.shell(['ln', '-s', remote_links, remote_symlink]) |
| |
| # Populate device directory with random files. |
| temp_files = make_random_device_files( |
| self.device, in_dir=remote_dir, num_files=32) |
| |
| for temp_file in temp_files: |
| self.device.shell( |
| ['ln', '-s', '../contents/{}'.format(temp_file.base_name), |
| posixpath.join(remote_links, temp_file.base_name)]) |
| |
| self.device.pull(remote=remote_symlink, local=host_dir) |
| |
| for temp_file in temp_files: |
| host_path = os.path.join( |
| host_dir, 'symlink', temp_file.base_name) |
| self._verify_local(temp_file.checksum, host_path) |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| finally: |
| if host_dir is not None: |
| shutil.rmtree(host_dir) |
| |
| def test_pull_empty(self): |
| """Pull a directory containing an empty directory from the device.""" |
| try: |
| host_dir = tempfile.mkdtemp() |
| |
| remote_empty_path = posixpath.join(self.DEVICE_TEMP_DIR, 'empty') |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| self.device.shell(['mkdir', '-p', remote_empty_path]) |
| |
| self.device.pull(remote=remote_empty_path, local=host_dir) |
| self.assertTrue(os.path.isdir(os.path.join(host_dir, 'empty'))) |
| finally: |
| if host_dir is not None: |
| shutil.rmtree(host_dir) |
| |
| def test_multiple_pull(self): |
| """Pull a randomly generated directory of files from the device.""" |
| |
| try: |
| host_dir = tempfile.mkdtemp() |
| |
| subdir = posixpath.join(self.DEVICE_TEMP_DIR, 'subdir') |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| self.device.shell(['mkdir', '-p', subdir]) |
| |
| # Create some random files and a subdirectory containing more files. |
| temp_files = make_random_device_files( |
| self.device, in_dir=self.DEVICE_TEMP_DIR, num_files=4) |
| |
| subdir_temp_files = make_random_device_files( |
| self.device, in_dir=subdir, num_files=4, prefix='subdir_') |
| |
| paths = map(lambda temp_file: temp_file.full_path, temp_files) |
| paths.append(subdir) |
| self.device._simple_call(['pull'] + paths + [host_dir]) |
| |
| for temp_file in temp_files: |
| local_path = os.path.join(host_dir, temp_file.base_name) |
| self._verify_local(temp_file.checksum, local_path) |
| |
| for subdir_temp_file in subdir_temp_files: |
| local_path = os.path.join(host_dir, |
| 'subdir', |
| subdir_temp_file.base_name) |
| self._verify_local(subdir_temp_file.checksum, local_path) |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| finally: |
| if host_dir is not None: |
| shutil.rmtree(host_dir) |
| |
| def verify_sync(self, device, temp_files, device_dir): |
| """Verifies that a list of temp files was synced to the device.""" |
| # Confirm that every file on the device mirrors that on the host. |
| for temp_file in temp_files: |
| device_full_path = posixpath.join( |
| device_dir, temp_file.base_name) |
| dev_md5, _ = device.shell( |
| [get_md5_prog(self.device), device_full_path])[0].split() |
| self.assertEqual(temp_file.checksum, dev_md5) |
| |
| def test_sync(self): |
| """Sync a host directory to the data partition.""" |
| |
| try: |
| base_dir = tempfile.mkdtemp() |
| |
| # Create mirror device directory hierarchy within base_dir. |
| full_dir_path = base_dir + self.DEVICE_TEMP_DIR |
| os.makedirs(full_dir_path) |
| |
| # Create 32 random files within the host mirror. |
| temp_files = make_random_host_files( |
| in_dir=full_dir_path, num_files=32) |
| |
| # Clean up any stale files on the device. |
| device = adb.get_device() # pylint: disable=no-member |
| device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| |
| old_product_out = os.environ.get('ANDROID_PRODUCT_OUT') |
| os.environ['ANDROID_PRODUCT_OUT'] = base_dir |
| device.sync('data') |
| if old_product_out is None: |
| del os.environ['ANDROID_PRODUCT_OUT'] |
| else: |
| os.environ['ANDROID_PRODUCT_OUT'] = old_product_out |
| |
| self.verify_sync(device, temp_files, self.DEVICE_TEMP_DIR) |
| |
| #self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| finally: |
| if base_dir is not None: |
| shutil.rmtree(base_dir) |
| |
| def test_push_sync(self): |
| """Sync a host directory to a specific path.""" |
| |
| try: |
| temp_dir = tempfile.mkdtemp() |
| temp_files = make_random_host_files(in_dir=temp_dir, num_files=32) |
| |
| device_dir = posixpath.join(self.DEVICE_TEMP_DIR, 'sync_src_dst') |
| |
| # Clean up any stale files on the device. |
| device = adb.get_device() # pylint: disable=no-member |
| device.shell(['rm', '-rf', device_dir]) |
| |
| device.push(temp_dir, device_dir, sync=True) |
| |
| self.verify_sync(device, temp_files, device_dir) |
| |
| self.device.shell(['rm', '-rf', self.DEVICE_TEMP_DIR]) |
| finally: |
| if temp_dir is not None: |
| shutil.rmtree(temp_dir) |
| |
| def test_unicode_paths(self): |
| """Ensure that we can support non-ASCII paths, even on Windows.""" |
| name = u'로보카 폴리' |
| |
| self.device.shell(['rm', '-f', '/data/local/tmp/adb-test-*']) |
| remote_path = u'/data/local/tmp/adb-test-{}'.format(name) |
| |
| ## push. |
| tf = tempfile.NamedTemporaryFile('wb', suffix=name, delete=False) |
| tf.close() |
| self.device.push(tf.name, remote_path) |
| os.remove(tf.name) |
| self.assertFalse(os.path.exists(tf.name)) |
| |
| # Verify that the device ended up with the expected UTF-8 path |
| output = self.device.shell( |
| ['ls', '/data/local/tmp/adb-test-*'])[0].strip() |
| self.assertEqual(remote_path.encode('utf-8'), output) |
| |
| # pull. |
| self.device.pull(remote_path, tf.name) |
| self.assertTrue(os.path.exists(tf.name)) |
| os.remove(tf.name) |
| self.device.shell(['rm', '-f', '/data/local/tmp/adb-test-*']) |
| |
| |
| class DeviceOfflineTest(DeviceTest): |
| def _get_device_state(self, serialno): |
| output = subprocess.check_output(self.device.adb_cmd + ['devices']) |
| for line in output.split('\n'): |
| m = re.match('(\S+)\s+(\S+)', line) |
| if m and m.group(1) == serialno: |
| return m.group(2) |
| return None |
| |
| def disabled_test_killed_when_pushing_a_large_file(self): |
| """ |
| While running adb push with a large file, kill adb server. |
| Occasionally the device becomes offline. Because the device is still |
| reading data without realizing that the adb server has been restarted. |
| Test if we can bring the device online automatically now. |
| http://b/32952319 |
| """ |
| serialno = subprocess.check_output(self.device.adb_cmd + ['get-serialno']).strip() |
| # 1. Push a large file |
| file_path = 'tmp_large_file' |
| try: |
| fh = open(file_path, 'w') |
| fh.write('\0' * (100 * 1024 * 1024)) |
| fh.close() |
| subproc = subprocess.Popen(self.device.adb_cmd + ['push', file_path, '/data/local/tmp']) |
| time.sleep(0.1) |
| # 2. Kill the adb server |
| subprocess.check_call(self.device.adb_cmd + ['kill-server']) |
| subproc.terminate() |
| finally: |
| try: |
| os.unlink(file_path) |
| except: |
| pass |
| # 3. See if the device still exist. |
| # Sleep to wait for the adb server exit. |
| time.sleep(0.5) |
| # 4. The device should be online |
| self.assertEqual(self._get_device_state(serialno), 'device') |
| |
| def disabled_test_killed_when_pulling_a_large_file(self): |
| """ |
| While running adb pull with a large file, kill adb server. |
| Occasionally the device can't be connected. Because the device is trying to |
| send a message larger than what is expected by the adb server. |
| Test if we can bring the device online automatically now. |
| """ |
| serialno = subprocess.check_output(self.device.adb_cmd + ['get-serialno']).strip() |
| file_path = 'tmp_large_file' |
| try: |
| # 1. Create a large file on device. |
| self.device.shell(['dd', 'if=/dev/zero', 'of=/data/local/tmp/tmp_large_file', |
| 'bs=1000000', 'count=100']) |
| # 2. Pull the large file on host. |
| subproc = subprocess.Popen(self.device.adb_cmd + |
| ['pull','/data/local/tmp/tmp_large_file', file_path]) |
| time.sleep(0.1) |
| # 3. Kill the adb server |
| subprocess.check_call(self.device.adb_cmd + ['kill-server']) |
| subproc.terminate() |
| finally: |
| try: |
| os.unlink(file_path) |
| except: |
| pass |
| # 4. See if the device still exist. |
| # Sleep to wait for the adb server exit. |
| time.sleep(0.5) |
| self.assertEqual(self._get_device_state(serialno), 'device') |
| |
| |
| def test_packet_size_regression(self): |
| """Test for http://b/37783561 |
| |
| Receiving packets of a length divisible by 512 but not 1024 resulted in |
| the adb client waiting indefinitely for more input. |
| """ |
| # The values that trigger things are 507 (512 - 5 bytes from shell protocol) + 1024*n |
| # Probe some surrounding values as well, for the hell of it. |
| for length in [506, 507, 508, 1018, 1019, 1020, 1530, 1531, 1532]: |
| cmd = ['dd', 'if=/dev/zero', 'bs={}'.format(length), 'count=1', '2>/dev/null;' |
| 'echo', 'foo'] |
| rc, stdout, _ = self.device.shell_nocheck(cmd) |
| |
| self.assertEqual(0, rc) |
| |
| # Output should be '\0' * length, followed by "foo\n" |
| self.assertEqual(length, len(stdout) - 4) |
| self.assertEqual(stdout, "\0" * length + "foo\n") |
| |
| |
| def main(): |
| random.seed(0) |
| if len(adb.get_devices()) > 0: |
| suite = unittest.TestLoader().loadTestsFromName(__name__) |
| unittest.TextTestRunner(verbosity=3).run(suite) |
| else: |
| print('Test suite must be run with attached devices') |
| |
| |
| if __name__ == '__main__': |
| main() |
