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Issue #18919: Catch and check warnings in the aifc module tests.

This commit is contained in:
Serhiy Storchaka 2013-10-14 20:03:06 +03:00
parent 62e9580219
commit c72105c06d
1 changed files with 12 additions and 4 deletions
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16
Lib/test/test_aifc.py
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@ -1,4 +1,5 @@
from test.test_support import findfile, TESTFN, unlink, run_unittest
from test.test_support import (findfile, TESTFN, unlink, captured_stdout,
run_unittest)
import unittest
from test import audiotests
import os
@ -225,7 +226,10 @@ class AIFCLowLevelTest(unittest.TestCase):
b += 'COMM' + struct.pack('>LhlhhLL', 18, 0, 0, 0, 0, 0, 0)
b += 'SSND' + struct.pack('>L', 8) + '\x00' * 8
b += 'MARK' + struct.pack('>LhB', 3, 1, 1)
f = aifc.open(io.BytesIO(b))
with captured_stdout() as s:
f = aifc.open(io.BytesIO(b))
self.assertEqual(s.getvalue(), 'Warning: MARK chunk contains '
'only 0 markers instead of 1\n')
self.assertEqual(f.getmarkers(), None)
def test_read_comm_kludge_compname_even(self):
@ -233,7 +237,9 @@ class AIFCLowLevelTest(unittest.TestCase):
b += 'COMM' + struct.pack('>LhlhhLL', 18, 0, 0, 0, 0, 0, 0)
b += 'NONE' + struct.pack('B', 4) + 'even' + '\x00'
b += 'SSND' + struct.pack('>L', 8) + '\x00' * 8
f = aifc.open(io.BytesIO(b))
with captured_stdout() as s:
f = aifc.open(io.BytesIO(b))
self.assertEqual(s.getvalue(), 'Warning: bad COMM chunk size\n')
self.assertEqual(f.getcompname(), 'even')
def test_read_comm_kludge_compname_odd(self):
@ -241,7 +247,9 @@ class AIFCLowLevelTest(unittest.TestCase):
b += 'COMM' + struct.pack('>LhlhhLL', 18, 0, 0, 0, 0, 0, 0)
b += 'NONE' + struct.pack('B', 3) + 'odd'
b += 'SSND' + struct.pack('>L', 8) + '\x00' * 8
f = aifc.open(io.BytesIO(b))
with captured_stdout() as s:
f = aifc.open(io.BytesIO(b))
self.assertEqual(s.getvalue(), 'Warning: bad COMM chunk size\n')
self.assertEqual(f.getcompname(), 'odd')
def test_write_params_raises(self):