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More lenient skipping of console tests.

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This commit is contained in:
Steve Dower 2016-09-08 14:36:18 -07:00
parent f09e2fa2e9
commit 33df0c3fb6
1 changed files with 15 additions and 3 deletions
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18
Lib/test/test_winconsoleio.py
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@ -25,24 +25,36 @@ class WindowsConsoleIOTests(unittest.TestCase):
self.assertFalse(issubclass(ConIO, io.TextIOBase))
def test_open_fd(self):
if sys.stdin.fileno() == 0:
try:
f = ConIO(0)
except ValueError:
# cannot open console because it's not a real console
pass
else:
self.assertTrue(f.readable())
self.assertFalse(f.writable())
self.assertEqual(0, f.fileno())
f.close() # multiple close should not crash
f.close()
if sys.stdout.fileno() == 1:
try:
f = ConIO(1, 'w')
except ValueError:
# cannot open console because it's not a real console
pass
else:
self.assertFalse(f.readable())
self.assertTrue(f.writable())
self.assertEqual(1, f.fileno())
f.close()
f.close()
if sys.stderr.fileno() == 2:
try:
f = ConIO(2, 'w')
except ValueError:
# cannot open console because it's not a real console
pass
else:
self.assertFalse(f.readable())
self.assertTrue(f.writable())
self.assertEqual(2, f.fileno())