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from .. import config from .. import engines from .. import fixtures from ..assertions import eq_ from ..config import requirements from ..schema import Column from ..schema import Table from ... import Integer from ... import literal from ... import literal_column from ... import select from ... import String class LastrowidTest(fixtures.TablesTest): run_deletes = "each" __backend__ = True __requires__ = "implements_get_lastrowid", "autoincrement_insert" __engine_options__ = {"implicit_returning": False} @classmethod def define_tables(cls, metadata): Table( "autoinc_pk", metadata, Column( "id", Integer, primary_key=True, test_needs_autoincrement=True ), Column("data", String(50)), ) Table( "manual_pk", metadata, Column("id", Integer, primary_key=True, autoincrement=False), Column("data", String(50)), ) def _assert_round_trip(self, table, conn): row = conn.execute(table.select()).first() eq_(row, (config.db.dialect.default_sequence_base, "some data")) def test_autoincrement_on_insert(self): config.db.execute(self.tables.autoinc_pk.insert(), data="some data") self._assert_round_trip(self.tables.autoinc_pk, config.db) def test_last_inserted_id(self): r = config.db.execute( self.tables.autoinc_pk.insert(), data="some data" ) pk = config.db.scalar(select([self.tables.autoinc_pk.c.id])) eq_(r.inserted_primary_key, [pk]) # failed on pypy1.9 but seems to be OK on pypy 2.1 # @exclusions.fails_if(lambda: util.pypy, # "lastrowid not maintained after " # "connection close") @requirements.dbapi_lastrowid def test_native_lastrowid_autoinc(self): r = config.db.execute( self.tables.autoinc_pk.insert(), data="some data" ) lastrowid = r.lastrowid pk = config.db.scalar(select([self.tables.autoinc_pk.c.id])) eq_(lastrowid, pk) class InsertBehaviorTest(fixtures.TablesTest): run_deletes = "each" __backend__ = True @classmethod def define_tables(cls, metadata): Table( "autoinc_pk", metadata, Column( "id", Integer, primary_key=True, test_needs_autoincrement=True ), Column("data", String(50)), ) Table( "manual_pk", metadata, Column("id", Integer, primary_key=True, autoincrement=False), Column("data", String(50)), ) Table( "includes_defaults", metadata, Column( "id", Integer, primary_key=True, test_needs_autoincrement=True ), Column("data", String(50)), Column("x", Integer, default=5), Column( "y", Integer, default=literal_column("2", type_=Integer) + literal(2), ), ) def test_autoclose_on_insert(self): if requirements.returning.enabled: engine = engines.testing_engine( options={"implicit_returning": False} ) else: engine = config.db with engine.begin() as conn: r = conn.execute(self.tables.autoinc_pk.insert(), data="some data") assert r._soft_closed assert not r.closed assert r.is_insert assert not r.returns_rows @requirements.returning def test_autoclose_on_insert_implicit_returning(self): r = config.db.execute( self.tables.autoinc_pk.insert(), data="some data" ) assert r._soft_closed assert not r.closed assert r.is_insert assert not r.returns_rows @requirements.empty_inserts def test_empty_insert(self): r = config.db.execute(self.tables.autoinc_pk.insert()) assert r._soft_closed assert not r.closed r = config.db.execute( self.tables.autoinc_pk.select().where( self.tables.autoinc_pk.c.id != None ) ) assert len(r.fetchall()) @requirements.insert_from_select def test_insert_from_select_autoinc(self): src_table = self.tables.manual_pk dest_table = self.tables.autoinc_pk config.db.execute( src_table.insert(), [ dict(id=1, data="data1"), dict(id=2, data="data2"), dict(id=3, data="data3"), ], ) result = config.db.execute( dest_table.insert().from_select( ("data",), select([src_table.c.data]).where( src_table.c.data.in_(["data2", "data3"]) ), ) ) eq_(result.inserted_primary_key, [None]) result = config.db.execute( select([dest_table.c.data]).order_by(dest_table.c.data) ) eq_(result.fetchall(), [("data2",), ("data3",)]) @requirements.insert_from_select def test_insert_from_select_autoinc_no_rows(self): src_table = self.tables.manual_pk dest_table = self.tables.autoinc_pk result = config.db.execute( dest_table.insert().from_select( ("data",), select([src_table.c.data]).where( src_table.c.data.in_(["data2", "data3"]) ), ) ) eq_(result.inserted_primary_key, [None]) result = config.db.execute( select([dest_table.c.data]).order_by(dest_table.c.data) ) eq_(result.fetchall(), []) @requirements.insert_from_select def test_insert_from_select(self): table = self.tables.manual_pk config.db.execute( table.insert(), [ dict(id=1, data="data1"), dict(id=2, data="data2"), dict(id=3, data="data3"), ], ) config.db.execute( table.insert(inline=True).from_select( ("id", "data"), select([table.c.id + 5, table.c.data]).where( table.c.data.in_(["data2", "data3"]) ), ) ) eq_( config.db.execute( select([table.c.data]).order_by(table.c.data) ).fetchall(), [("data1",), ("data2",), ("data2",), ("data3",), ("data3",)], ) @requirements.insert_from_select def test_insert_from_select_with_defaults(self): table = self.tables.includes_defaults config.db.execute( table.insert(), [ dict(id=1, data="data1"), dict(id=2, data="data2"), dict(id=3, data="data3"), ], ) config.db.execute( table.insert(inline=True).from_select( ("id", "data"), select([table.c.id + 5, table.c.data]).where( table.c.data.in_(["data2", "data3"]) ), ) ) eq_( config.db.execute( select([table]).order_by(table.c.data, table.c.id) ).fetchall(), [ (1, "data1", 5, 4), (2, "data2", 5, 4), (7, "data2", 5, 4), (3, "data3", 5, 4), (8, "data3", 5, 4), ], ) class ReturningTest(fixtures.TablesTest): run_create_tables = "each" __requires__ = "returning", "autoincrement_insert" __backend__ = True __engine_options__ = {"implicit_returning": True} def _assert_round_trip(self, table, conn): row = conn.execute(table.select()).first() eq_(row, (config.db.dialect.default_sequence_base, "some data")) @classmethod def define_tables(cls, metadata): Table( "autoinc_pk", metadata, Column( "id", Integer, primary_key=True, test_needs_autoincrement=True ), Column("data", String(50)), ) @requirements.fetch_rows_post_commit def test_explicit_returning_pk_autocommit(self): engine = config.db table = self.tables.autoinc_pk with engine.begin() as conn: r = conn.execute( table.insert().returning(table.c.id), data="some data" ) pk = r.first()[0] fetched_pk = config.db.scalar(select([table.c.id])) eq_(fetched_pk, pk) def test_explicit_returning_pk_no_autocommit(self): engine = config.db table = self.tables.autoinc_pk with engine.begin() as conn: r = conn.execute( table.insert().returning(table.c.id), data="some data" ) pk = r.first()[0] fetched_pk = config.db.scalar(select([table.c.id])) eq_(fetched_pk, pk) def test_autoincrement_on_insert_implicit_returning(self): config.db.execute(self.tables.autoinc_pk.insert(), data="some data") self._assert_round_trip(self.tables.autoinc_pk, config.db) def test_last_inserted_id_implicit_returning(self): r = config.db.execute( self.tables.autoinc_pk.insert(), data="some data" ) pk = config.db.scalar(select([self.tables.autoinc_pk.c.id])) eq_(r.inserted_primary_key, [pk]) __all__ = ("LastrowidTest", "InsertBehaviorTest", "ReturningTest")