60 lines
2.2 KiB
Python
60 lines
2.2 KiB
Python
from pydal import DAL, Field
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from ._compat import unittest
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from ._adapt import DEFAULT_URI, IS_POSTGRESQL, drop
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class TestIndexesBasic(unittest.TestCase):
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def testRun(self):
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db = DAL(DEFAULT_URI, check_reserved=['all'])
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db.define_table('tt', Field('aa'))
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rv = db.tt.create_index('idx_aa', db.tt.aa)
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self.assertTrue(rv)
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rv = db.tt.drop_index('idx_aa')
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self.assertTrue(rv)
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with self.assertRaises(Exception):
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db.tt.drop_index('idx_aa')
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db.rollback()
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drop(db.tt)
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@unittest.skipUnless(IS_POSTGRESQL, 'Expressions in indexes are not supported')
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class TestIndexesExpressions(unittest.TestCase):
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def testRun(self):
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db = DAL(DEFAULT_URI, check_reserved=['all'], entity_quoting=True)
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db.define_table('tt', Field('aa'), Field('bb', 'datetime'))
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sql = db._adapter.dialect.create_index(
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'idx_aa_and_bb', db.tt, [db.tt.aa, db.tt.bb.coalesce(None)]
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)
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with db._adapter.index_expander():
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coalesce_sql = str(db.tt.bb.coalesce(None))
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expected_sql = 'CREATE INDEX %s ON %s (%s,%s);' % (
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db._adapter.dialect.quote('idx_aa_and_bb'), db.tt.sql_shortref,
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db.tt.aa.sqlsafe_name, coalesce_sql)
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self.assertEqual(sql, expected_sql)
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rv = db.tt.create_index(
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'idx_aa_and_bb', db.tt.aa, db.tt.bb.coalesce(None))
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self.assertTrue(rv)
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rv = db.tt.drop_index('idx_aa_and_bb')
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self.assertTrue(rv)
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drop(db.tt)
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@unittest.skipUnless(IS_POSTGRESQL, 'Partial indexes are not supported')
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class TestIndexesWhere(unittest.TestCase):
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def testRun(self):
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db = DAL(DEFAULT_URI, check_reserved=['all'], entity_quoting=True)
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db.define_table('tt', Field('aa'), Field('bb', 'boolean'))
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sql = db._adapter.dialect.create_index(
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'idx_aa_f', db.tt, [db.tt.aa], where=str(db.tt.bb == False)
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)
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self.assertEqual(
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sql,
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'CREATE INDEX "idx_aa_f" ON "tt" ("aa") WHERE ("tt"."bb" = \'F\');'
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)
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rv = db.tt.create_index(
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'idx_aa_f', db.tt.aa, where=(db.tt.bb == False))
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self.assertTrue(rv)
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rv = db.tt.drop_index('idx_aa_f')
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self.assertTrue(rv)
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drop(db.tt)
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