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some sniffer tests

This commit is contained in:
Skip Montanaro 2003-04-25 14:43:14 +00:00
parent 2726fcd4b6
commit 48816c6f04
1 changed files with 34 additions and 0 deletions
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34
Lib/test/test_csv.py
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@ -533,6 +533,40 @@ class TestDialectValidity(unittest.TestCase):
self.assertRaises(csv.Error, mydialect)
class TestSniffer(unittest.TestCase):
sample1 = """\
Harry's, Arlington Heights, IL, 2/1/03, Kimi Hayes
Shark City, Glendale Heights, IL, 12/28/02, Prezence
Tommy's Place, Blue Island, IL, 12/28/02, Blue Sunday/White Crow
Stonecutters Seafood and Chop House, Lemont, IL, 12/19/02, Week Back
"""
sample2 = """\
'Harry''s':'Arlington Heights':'IL':'2/1/03':'Kimi Hayes'
'Shark City':'Glendale Heights':'IL':'12/28/02':'Prezence'
'Tommy''s Place':'Blue Island':'IL':'12/28/02':'Blue Sunday/White Crow'
'Stonecutters Seafood and Chop House':'Lemont':'IL':'12/19/02':'Week Back'
"""
header = '''\
"venue","city","state","date","performers"
'''
def test_has_header(self):
sniffer = csv.Sniffer()
self.assertEqual(sniffer.has_header(self.sample1), False)
self.assertEqual(sniffer.has_header(self.header+self.sample1), True)
def test_sniff(self):
sniffer = csv.Sniffer()
dialect = sniffer.sniff(self.sample1)
self.assertEqual(dialect.delimiter, ",")
self.assertEqual(dialect.quotechar, '"')
self.assertEqual(dialect.skipinitialspace, True)
dialect = sniffer.sniff(self.sample2)
self.assertEqual(dialect.delimiter, ":")
self.assertEqual(dialect.quotechar, "'")
self.assertEqual(dialect.skipinitialspace, False)
if not hasattr(sys, "gettotalrefcount"):
if verbose: print "*** skipping leakage tests ***"
else: