127 lines
3.6 KiB
Python
127 lines
3.6 KiB
Python
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from .. import fixtures, config
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from ..config import requirements
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from ..assertions import eq_
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from ... import testing
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from ... import Integer, String, Sequence, schema
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from ..schema import Table, Column
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class SequenceTest(fixtures.TablesTest):
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__requires__ = ('sequences',)
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run_create_tables = 'each'
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@classmethod
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def define_tables(cls, metadata):
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Table('seq_pk', metadata,
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Column('id', Integer, Sequence('tab_id_seq'), primary_key=True),
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Column('data', String(50))
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)
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Table('seq_opt_pk', metadata,
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Column('id', Integer, Sequence('tab_id_seq', optional=True),
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primary_key=True),
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Column('data', String(50))
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)
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def test_insert_roundtrip(self):
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config.db.execute(
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self.tables.seq_pk.insert(),
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data="some data"
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)
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self._assert_round_trip(self.tables.seq_pk, config.db)
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def test_insert_lastrowid(self):
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r = config.db.execute(
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self.tables.seq_pk.insert(),
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data="some data"
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)
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eq_(
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r.inserted_primary_key,
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[1]
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)
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def test_nextval_direct(self):
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r = config.db.execute(
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self.tables.seq_pk.c.id.default
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)
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eq_(
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r, 1
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)
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@requirements.sequences_optional
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def test_optional_seq(self):
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r = config.db.execute(
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self.tables.seq_opt_pk.insert(),
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data="some data"
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)
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eq_(
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r.inserted_primary_key,
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[1]
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)
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def _assert_round_trip(self, table, conn):
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row = conn.execute(table.select()).first()
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eq_(
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row,
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(1, "some data")
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)
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class HasSequenceTest(fixtures.TestBase):
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__requires__ = 'sequences',
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def test_has_sequence(self):
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s1 = Sequence('user_id_seq')
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testing.db.execute(schema.CreateSequence(s1))
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try:
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eq_(testing.db.dialect.has_sequence(testing.db,
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'user_id_seq'), True)
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finally:
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testing.db.execute(schema.DropSequence(s1))
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@testing.requires.schemas
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def test_has_sequence_schema(self):
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s1 = Sequence('user_id_seq', schema="test_schema")
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testing.db.execute(schema.CreateSequence(s1))
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try:
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eq_(testing.db.dialect.has_sequence(testing.db,
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'user_id_seq', schema="test_schema"), True)
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finally:
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testing.db.execute(schema.DropSequence(s1))
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def test_has_sequence_neg(self):
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eq_(testing.db.dialect.has_sequence(testing.db, 'user_id_seq'),
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False)
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@testing.requires.schemas
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def test_has_sequence_schemas_neg(self):
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eq_(testing.db.dialect.has_sequence(testing.db, 'user_id_seq',
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schema="test_schema"),
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False)
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@testing.requires.schemas
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def test_has_sequence_default_not_in_remote(self):
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s1 = Sequence('user_id_seq')
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testing.db.execute(schema.CreateSequence(s1))
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try:
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eq_(testing.db.dialect.has_sequence(testing.db, 'user_id_seq',
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schema="test_schema"),
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False)
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finally:
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testing.db.execute(schema.DropSequence(s1))
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@testing.requires.schemas
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def test_has_sequence_remote_not_in_default(self):
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s1 = Sequence('user_id_seq', schema="test_schema")
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testing.db.execute(schema.CreateSequence(s1))
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try:
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eq_(testing.db.dialect.has_sequence(testing.db, 'user_id_seq'),
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False)
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finally:
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testing.db.execute(schema.DropSequence(s1))
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