1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
#!/usr/bin/env python3
#
# Copyright (C) 2023 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.
#
"""Tests for the fastboot command line utility.
"""
import re
import subprocess
import unittest
class DevicesTest(unittest.TestCase):
"""Tests for `fastboot devices`."""
def test_devices(self):
"""Ensure that the format of `fastboot devices` does not change.
`fastboot devices` should alternate between a line containing the
device's serial number and fastboot state and an empty line
"""
output = subprocess.check_output(["fastboot", "devices"])
previous_line_was_empty = True
for line in output.decode().splitlines():
if previous_line_was_empty:
if not re.match(r"[a-zA-Z\d]+\s+(bootloader|fastbootd)", line):
self.fail("%s does not match the expected format <serial no>\\s+(bootloader|fastbootd)" % line)
previous_line_was_empty = False
else:
if line:
self.fail("Expected an empty line. Received '%s'" % line)
previous_line_was_empty = True
if len(output) == 0:
self.fail("Output is empty. Are any devices connected?")
if __name__ == '__main__':
unittest.main()
|
