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Issue #3129: Trailing digits in format string are no longer ignored.

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This commit is contained in:
Alexander Belopolsky 2010-06-11 16:04:59 +00:00
parent 9b88b916a9
commit 177e8530cb
3 changed files with 36 additions and 3 deletions
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28
Lib/test/test_struct.py
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@ -443,7 +443,7 @@ class StructTest(unittest.TestCase):
# Test bogus offset (issue 3694)
sb = small_buf
self.assertRaises(TypeError, struct.pack_into, b'1', sb, None)
self.assertRaises(TypeError, struct.pack_into, b'', sb, None)
def test_pack_into_fn(self):
test_string = b'Reykjavik rocks, eow!'
@ -510,6 +510,32 @@ class StructTest(unittest.TestCase):
def test_crasher(self):
self.assertRaises(MemoryError, struct.pack, "357913941b", "a")
def test_trailing_counter(self):
store = array.array('b', b' '*100)
# format lists containing only count spec should result in an error
self.assertRaises(struct.error, struct.pack, '12345')
self.assertRaises(struct.error, struct.unpack, '12345', '')
self.assertRaises(struct.error, struct.pack_into, '12345', store, 0)
self.assertRaises(struct.error, struct.unpack_from, '12345', store, 0)
# Format lists with trailing count spec should result in an error
self.assertRaises(struct.error, struct.pack, 'c12345', 'x')
self.assertRaises(struct.error, struct.unpack, 'c12345', 'x')
self.assertRaises(struct.error, struct.pack_into, 'c12345', store, 0,
'x')
self.assertRaises(struct.error, struct.unpack_from, 'c12345', store,
0)
# Mixed format tests
self.assertRaises(struct.error, struct.pack, '14s42', 'spam and eggs')
self.assertRaises(struct.error, struct.unpack, '14s42',
'spam and eggs')
self.assertRaises(struct.error, struct.pack_into, '14s42', store, 0,
'spam and eggs')
self.assertRaises(struct.error, struct.unpack_from, '14s42', store, 0)
def test_main():
run_unittest(StructTest)