/usr/lib/python2.7/idlelib/idle_test/test_warning.py is in idle-python2.7 2.7.6-8ubuntu0.5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | '''Test warnings replacement in PyShell.py and run.py.
This file could be expanded to include traceback overrides
(in same two modules). If so, change name.
Revise if output destination changes (http://bugs.python.org/issue18318).
Make sure warnings module is left unaltered (http://bugs.python.org/issue18081).
'''
import unittest
from test.test_support import captured_stderr
import warnings
# Try to capture default showwarning before Idle modules are imported.
showwarning = warnings.showwarning
# But if we run this file within idle, we are in the middle of the run.main loop
# and default showwarnings has already been replaced.
running_in_idle = 'idle' in showwarning.__name__
from idlelib import run
from idlelib import PyShell as shell
# The following was generated from PyShell.idle_formatwarning
# and checked as matching expectation.
idlemsg = '''
Warning (from warnings module):
File "test_warning.py", line 99
Line of code
UserWarning: Test
'''
shellmsg = idlemsg + ">>> "
class RunWarnTest(unittest.TestCase):
@unittest.skipIf(running_in_idle, "Does not work when run within Idle.")
def test_showwarnings(self):
self.assertIs(warnings.showwarning, showwarning)
run.capture_warnings(True)
self.assertIs(warnings.showwarning, run.idle_showwarning_subproc)
run.capture_warnings(False)
self.assertIs(warnings.showwarning, showwarning)
def test_run_show(self):
with captured_stderr() as f:
run.idle_showwarning_subproc(
'Test', UserWarning, 'test_warning.py', 99, f, 'Line of code')
# The following uses .splitlines to erase line-ending differences
self.assertEqual(idlemsg.splitlines(), f.getvalue().splitlines())
class ShellWarnTest(unittest.TestCase):
@unittest.skipIf(running_in_idle, "Does not work when run within Idle.")
def test_showwarnings(self):
self.assertIs(warnings.showwarning, showwarning)
shell.capture_warnings(True)
self.assertIs(warnings.showwarning, shell.idle_showwarning)
shell.capture_warnings(False)
self.assertIs(warnings.showwarning, showwarning)
def test_idle_formatter(self):
# Will fail if format changed without regenerating idlemsg
s = shell.idle_formatwarning(
'Test', UserWarning, 'test_warning.py', 99, 'Line of code')
self.assertEqual(idlemsg, s)
def test_shell_show(self):
with captured_stderr() as f:
shell.idle_showwarning(
'Test', UserWarning, 'test_warning.py', 99, f, 'Line of code')
self.assertEqual(shellmsg.splitlines(), f.getvalue().splitlines())
if __name__ == '__main__':
unittest.main(verbosity=2, exit=False)
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