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
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
# vim: set fileencoding=utf-8 :
"""Test L{gbp.command_wrappers.Command}'s tarball unpack"""
import unittest
import mock
import functools
from gbp.command_wrappers import Command, CommandExecFailed
from . testutils import GbpLogTester
def patch_popen(stdout='', stderr='', returncode=1):
"""Decorator to easily set the return value of popen.communicate()"""
def patch_popen_decorator(func):
@functools.wraps(func)
def wrap(self):
with mock.patch('subprocess.Popen') as create_mock:
popen_mock = mock.Mock(**{'returncode': returncode,
'communicate.return_value': (stdout, stderr)})
create_mock.return_value = popen_mock
return func(self, create_mock)
return wrap
return patch_popen_decorator
class TestCommandWrapperFailures(unittest.TestCase, GbpLogTester):
def setUp(self):
self.false = Command('/does/not/matter')
self.log_tester = GbpLogTester()
self.log_tester._capture_log(True)
def tearDown(self):
self.log_tester._capture_log(False)
@patch_popen(stdout='', stderr='', returncode=1)
def test_log_default_error_msg(self, create_mock):
with self.assertRaises(CommandExecFailed):
self.false.__call__()
self.log_tester._check_log(0, "gbp:error: '/does/not/matter' failed: it exited with 1")
self.assertEqual(self.false.retcode, 1)
self.assertEqual(self.false.stderr, '')
self.assertEqual(self.false.stdout, '')
@patch_popen(stdout='', stderr='we have a problem', returncode=1)
def test_log_use_stderr_for_err_message(self, create_mock):
self.false.capture_stderr = True
self.false.run_error = "Erpel {stderr}"
with self.assertRaises(CommandExecFailed):
self.false.__call__()
self.log_tester._check_log(0, "gbp:error: Erpel we have a problem")
self.assertEqual(self.false.retcode, 1)
self.assertEqual(self.false.stderr, 'we have a problem')
self.assertEqual(self.false.stdout, '')
@patch_popen(stdout='we have a problem', stderr='', returncode=1)
def test_log_use_stdout_for_err_message(self, create_mock):
self.false.capture_stdout = True
self.false.run_error = "Erpel {stdout}"
with self.assertRaises(CommandExecFailed):
self.false.__call__()
self.log_tester._check_log(0, "gbp:error: Erpel we have a problem")
self.assertEqual(self.false.retcode, 1)
self.assertEqual(self.false.stderr, '')
self.assertEqual(self.false.stdout, 'we have a problem')
def test_log_use_err_or_reason_for_error_messge_reason(self):
self.false.run_error = "AFAIK {stderr_or_reason}"
with self.assertRaises(CommandExecFailed):
self.false.__call__()
self.log_tester._check_log(0, "gbp:error: AFAIK execution failed: .Errno 2. No such file or directory")
self.assertEqual(self.false.retcode, 1)
@patch_popen(stderr='we have a problem', returncode=1)
def test_log_use_err_or_reason_for_error_messge_error(self, create_mock):
self.false.run_error = "Erpel {stderr_or_reason}"
with self.assertRaises(CommandExecFailed):
self.false.__call__()
self.log_tester._check_log(0, "gbp:error: Erpel we have a problem")
self.assertEqual(self.false.retcode, 1)
@patch_popen(returncode=0)
def test_no_log_on_success(self, create_mock):
self.false.__call__()
self.log_tester._check_log_empty()
self.assertEqual(self.false.retcode, 0)
|