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fix like behaviour

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niphlod
2014-06-10 22:37:55 +02:00
parent d442b003ea
commit b6f9bdef95
2 changed files with 37 additions and 15 deletions
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gluon/tests/test_dal.py
+29 -8
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@@ -381,14 +381,35 @@ class TestLike(unittest.TestCase):
self.assertEqual(db(db.tt.aa.like('%b%')).count(), 1)
self.assertEqual(db(db.tt.aa.like('%c')).count(), 1)
self.assertEqual(db(db.tt.aa.like('%d%')).count(), 0)
self.assertEqual(db(db.tt.aa.lower().like('A%')).count(), 1)
self.assertEqual(db(db.tt.aa.lower().like('%B%')).count(),
1)
self.assertEqual(db(db.tt.aa.lower().like('%C')).count(), 1)
self.assertEqual(db(db.tt.aa.upper().like('A%')).count(), 1)
self.assertEqual(db(db.tt.aa.upper().like('%B%')).count(),
1)
self.assertEqual(db(db.tt.aa.upper().like('%C')).count(), 1)
#DAL maps like() (and contains(), startswith(), endswith())
#to the LIKE operator, that in ANSI-SQL is case-sensitive
#There are backends supporting case-sensitivity by default
#and backends that needs additional care to turn
#case-sensitivity on. To discern among those, let's run
#this query comparing previously inserted 'abc' with 'ABC':
#if the result is 0, then the backend recognizes
#case-sensitivity, if 1 it isn't
is_case_insensitive = db(db.tt.aa.like('%ABC%')).count()
if is_case_insensitive:
self.assertEqual(db(db.tt.aa.like('A%')).count(), 1)
self.assertEqual(db(db.tt.aa.like('%B%')).count(), 1)
self.assertEqual(db(db.tt.aa.like('%C')).count(), 1)
self.assertEqual(db(db.tt.aa.like('A%', case_sensitive=False)).count(), 1)
self.assertEqual(db(db.tt.aa.like('%B%', case_sensitive=False)).count(), 1)
self.assertEqual(db(db.tt.aa.like('%C', case_sensitive=False)).count(), 1)
self.assertEqual(db(db.tt.aa.upper().like('A%')).count(), 1)
self.assertEqual(db(db.tt.aa.upper().like('%B%')).count(),1)
self.assertEqual(db(db.tt.aa.upper().like('%C')).count(), 1)
else:
self.assertEqual(db(db.tt.aa.like('A%')).count(), 0)
self.assertEqual(db(db.tt.aa.like('%B%')).count(), 0)
self.assertEqual(db(db.tt.aa.like('%C')).count(), 0)
self.assertEqual(db(db.tt.aa.like('A%', case_sensitive=False)).count(), 1)
self.assertEqual(db(db.tt.aa.like('%B%', case_sensitive=False)).count(), 1)
self.assertEqual(db(db.tt.aa.like('%C', case_sensitive=False)).count(), 1)
self.assertEqual(db(db.tt.aa.upper().like('A%')).count(), 1)
self.assertEqual(db(db.tt.aa.upper().like('%B%')).count(),1)
self.assertEqual(db(db.tt.aa.upper().like('%C')).count(), 1)
db.tt.drop()
db.define_table('tt', Field('aa', 'integer'))
self.assertEqual(db.tt.insert(aa=1111111111), 1)