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adb_shell: Fixed checking exit codes on Android N

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As of android N '\n' is used as the new line separator not '\r\n'.
This fix makes the function detect which is being used by the device.
This commit is contained in:
Sebastian Goscik 2016-03-23 13:43:07 +00:00
parent 15ced50640
commit 5abeb7aac2
1 changed files with 10 additions and 3 deletions
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13
wlauto/utils/android.py
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@ -25,7 +25,7 @@ import subprocess
import logging
import re
from wlauto.exceptions import DeviceError, ConfigError, HostError
from wlauto.exceptions import DeviceError, ConfigError, HostError, WAError
from wlauto.utils.misc import check_output, escape_single_quotes, escape_double_quotes, get_null
@ -276,10 +276,17 @@ def adb_shell(device, command, timeout=None, check_exit_code=False, as_root=Fals
actual_command = "adb {} shell '({}); echo; echo $?'".format(device_string, escape_single_quotes(command))
raw_output, error = check_output(actual_command, timeout, shell=True)
if raw_output:
if raw_output.endswith('\r\n'):
newline = '\r\n'
elif raw_output.endswith('\n'):
newline = '\n'
else:
raise WAError("Unknown new line separator in: {}".format(raw_output))
try:
output, exit_code, _ = raw_output.rsplit('\r\n', 2)
output, exit_code, _ = raw_output.rsplit(newline, 2)
except ValueError:
exit_code, _ = raw_output.rsplit('\r\n', 1)
exit_code, _ = raw_output.rsplit(newline, 1)
output = ''
else: # raw_output is empty
exit_code = '969696' # just because