Repository navigation
Expand file tree
/
Copy pathtest_crashers.py
More file actions
138 lines (112 loc) · 3.88 KB
/
Copy pathtest_crashers.py
File metadata and controls
138 lines (112 loc) · 3.88 KB
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
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
import fcntl
import os
import pty
import struct
import sys
import termios
import textwrap
try:
import unittest2 as unittest
except ImportError:
import unittest
try:
from twisted.internet import reactor
from twisted.internet.defer import Deferred
from twisted.internet.protocol import ProcessProtocol
from twisted.trial.unittest import TestCase as TrialTestCase
except ImportError:
class TrialTestCase(object):
pass
reactor = None
try:
import urwid
have_urwid = True
except ImportError:
have_urwid = False
try:
from nose.plugins.attrib import attr
except ImportError:
def attr(func, *args, **kwargs):
return func
TEST_CONFIG = os.path.join(os.path.dirname(__file__), "test.config")
def set_win_size(fd, rows, columns):
s = struct.pack('HHHH', rows, columns, 0, 0)
fcntl.ioctl(fd, termios.TIOCSWINSZ, s)
class CrashersTest(object):
backend = "cli"
def run_bpython(self, input):
"""
Run bpython (with `backend` as backend) in a subprocess and
enter the given input. Uses a test config that disables the
paste detection.
Retuns bpython's output.
"""
result = Deferred()
class Protocol(ProcessProtocol):
STATES = (SEND_INPUT, COLLECT) = range(2)
def __init__(self):
self.data = ""
self.delayed_call = None
self.states = iter(self.STATES)
self.state = next(self.states)
def outReceived(self, data):
self.data += data
if self.delayed_call is not None:
self.delayed_call.cancel()
self.delayed_call = reactor.callLater(0.5, self.next)
def next(self):
self.delayed_call = None
if self.state == self.SEND_INPUT:
index = self.data.find(">>> ")
if index >= 0:
self.data = self.data[index + 4:]
self.transport.write(input)
self.state = next(self.states)
else:
self.transport.closeStdin()
if self.transport.pid is not None:
self.delayed_call = None
self.transport.signalProcess("TERM")
def processExited(self, reason):
if self.delayed_call is not None:
self.delayed_call.cancel()
result.callback(self.data)
(master, slave) = pty.openpty()
set_win_size(slave, 25, 80)
reactor.spawnProcess(
Protocol(), sys.executable,
(sys.executable, "-m", "bpython." + self.backend, "--config",
TEST_CONFIG),
env=dict(TERM="vt100", LANG=os.environ.get("LANG", "")),
usePTY=(master, slave, os.ttyname(slave)))
return result
@attr(speed='slow')
def test_issue108(self):
input = textwrap.dedent(
"""\
def spam():
u"y\\xe4y"
\b
spam(""")
deferred = self.run_bpython(input)
return deferred.addCallback(self.check_no_traceback)
@attr(speed='slow')
def test_issue133(self):
input = textwrap.dedent(
"""\
def spam(a, (b, c)):
pass
\b
spam(1""")
return self.run_bpython(input).addCallback(self.check_no_traceback)
def check_no_traceback(self, data):
self.assertNotIn("Traceback", data)
@unittest.skipIf(reactor is None, "twisted is not available")
class CursesCrashersTest(TrialTestCase, CrashersTest):
backend = "cli"
@unittest.skipUnless(have_urwid, "urwid is required")
@unittest.skipIf(reactor is None, "twisted is not available")
class UrwidCrashersTest(TrialTestCase, CrashersTest):
backend = "urwid"
if __name__ == "__main__":
unittest.main()