Загрузить файлы в «venv/Lib/site-packages/sqlalchemy/testing/suite»
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317
venv/Lib/site-packages/sqlalchemy/testing/suite/test_sequence.py
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317
venv/Lib/site-packages/sqlalchemy/testing/suite/test_sequence.py
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# testing/suite/test_sequence.py
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# Copyright (C) 2005-2026 the SQLAlchemy authors and contributors
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# <see AUTHORS file>
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#
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# This module is part of SQLAlchemy and is released under
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# the MIT License: https://www.opensource.org/licenses/mit-license.php
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# mypy: ignore-errors
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from .. import config
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from .. import fixtures
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from ..assertions import eq_
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from ..assertions import is_true
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from ..config import requirements
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from ..provision import normalize_sequence
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from ..schema import Column
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from ..schema import Table
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from ... import inspect
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from ... import Integer
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from ... import MetaData
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from ... import Sequence
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from ... import String
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from ... import testing
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class SequenceTest(fixtures.TablesTest):
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__requires__ = ("sequences",)
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__sparse_driver_backend__ = True
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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(
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"seq_pk",
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metadata,
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Column(
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"id",
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Integer,
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normalize_sequence(config, Sequence("tab_id_seq")),
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primary_key=True,
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),
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Column("data", String(50)),
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)
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Table(
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"seq_opt_pk",
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metadata,
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Column(
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"id",
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Integer,
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normalize_sequence(
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config,
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Sequence("tab_id_seq", data_type=Integer, optional=True),
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),
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primary_key=True,
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),
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Column("data", String(50)),
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)
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Table(
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"seq_no_returning",
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metadata,
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Column(
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"id",
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Integer,
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normalize_sequence(config, Sequence("noret_id_seq")),
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primary_key=True,
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),
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Column("data", String(50)),
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implicit_returning=False,
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)
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if testing.requires.schemas.enabled:
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Table(
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"seq_no_returning_sch",
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metadata,
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Column(
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"id",
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Integer,
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normalize_sequence(
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config,
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Sequence(
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"noret_sch_id_seq", schema=config.test_schema
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),
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),
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primary_key=True,
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),
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Column("data", String(50)),
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implicit_returning=False,
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schema=config.test_schema,
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)
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def test_insert_roundtrip(self, connection):
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connection.execute(self.tables.seq_pk.insert(), dict(data="some data"))
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self._assert_round_trip(self.tables.seq_pk, connection)
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def test_insert_lastrowid(self, connection):
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r = connection.execute(
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self.tables.seq_pk.insert(), dict(data="some data")
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)
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eq_(
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r.inserted_primary_key, (testing.db.dialect.default_sequence_base,)
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)
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def test_nextval_direct(self, connection):
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r = connection.scalar(self.tables.seq_pk.c.id.default)
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eq_(r, testing.db.dialect.default_sequence_base)
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@requirements.sequences_optional
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def test_optional_seq(self, connection):
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r = connection.execute(
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self.tables.seq_opt_pk.insert(), dict(data="some data")
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)
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eq_(r.inserted_primary_key, (1,))
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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_(row, (testing.db.dialect.default_sequence_base, "some data"))
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def test_insert_roundtrip_no_implicit_returning(self, connection):
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connection.execute(
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self.tables.seq_no_returning.insert(), dict(data="some data")
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)
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self._assert_round_trip(self.tables.seq_no_returning, connection)
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@testing.combinations((True,), (False,), argnames="implicit_returning")
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@testing.requires.schemas
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def test_insert_roundtrip_translate(self, connection, implicit_returning):
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seq_no_returning = Table(
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"seq_no_returning_sch",
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MetaData(),
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Column(
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"id",
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Integer,
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normalize_sequence(
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config, Sequence("noret_sch_id_seq", schema="alt_schema")
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),
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primary_key=True,
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),
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Column("data", String(50)),
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implicit_returning=implicit_returning,
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schema="alt_schema",
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)
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connection = connection.execution_options(
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schema_translate_map={"alt_schema": config.test_schema}
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)
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connection.execute(seq_no_returning.insert(), dict(data="some data"))
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self._assert_round_trip(seq_no_returning, connection)
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@testing.requires.schemas
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def test_nextval_direct_schema_translate(self, connection):
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seq = normalize_sequence(
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config, Sequence("noret_sch_id_seq", schema="alt_schema")
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)
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connection = connection.execution_options(
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schema_translate_map={"alt_schema": config.test_schema}
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)
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r = connection.scalar(seq)
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eq_(r, testing.db.dialect.default_sequence_base)
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class SequenceCompilerTest(testing.AssertsCompiledSQL, fixtures.TestBase):
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__requires__ = ("sequences",)
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__sparse_driver_backend__ = True
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def test_literal_binds_inline_compile(self, connection):
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table = Table(
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"x",
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MetaData(),
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Column(
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"y", Integer, normalize_sequence(config, Sequence("y_seq"))
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),
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Column("q", Integer),
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)
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stmt = table.insert().values(q=5)
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seq_nextval = connection.dialect.statement_compiler(
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statement=None, dialect=connection.dialect
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).visit_sequence(normalize_sequence(config, Sequence("y_seq")))
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self.assert_compile(
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stmt,
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"INSERT INTO x (y, q) VALUES (%s, 5)" % (seq_nextval,),
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literal_binds=True,
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dialect=connection.dialect,
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)
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class HasSequenceTest(fixtures.TablesTest):
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run_deletes = None
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__requires__ = ("sequences",)
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__sparse_driver_backend__ = True
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@classmethod
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def define_tables(cls, metadata):
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normalize_sequence(config, Sequence("user_id_seq", metadata=metadata))
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normalize_sequence(
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config,
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Sequence(
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"other_seq",
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metadata=metadata,
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nomaxvalue=True,
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nominvalue=True,
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),
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)
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if testing.requires.schemas.enabled:
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normalize_sequence(
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config,
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Sequence(
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"user_id_seq", schema=config.test_schema, metadata=metadata
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),
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)
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normalize_sequence(
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config,
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Sequence(
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"schema_seq", schema=config.test_schema, metadata=metadata
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),
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)
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Table(
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"user_id_table",
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metadata,
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Column("id", Integer, primary_key=True),
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)
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def test_has_sequence(self, connection):
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eq_(inspect(connection).has_sequence("user_id_seq"), True)
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def test_has_sequence_cache(self, connection, metadata):
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insp = inspect(connection)
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eq_(insp.has_sequence("user_id_seq"), True)
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ss = normalize_sequence(config, Sequence("new_seq", metadata=metadata))
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eq_(insp.has_sequence("new_seq"), False)
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ss.create(connection)
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try:
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eq_(insp.has_sequence("new_seq"), False)
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insp.clear_cache()
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eq_(insp.has_sequence("new_seq"), True)
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finally:
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ss.drop(connection)
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def test_has_sequence_other_object(self, connection):
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eq_(inspect(connection).has_sequence("user_id_table"), False)
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@testing.requires.schemas
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def test_has_sequence_schema(self, connection):
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eq_(
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inspect(connection).has_sequence(
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"user_id_seq", schema=config.test_schema
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),
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True,
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)
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def test_has_sequence_neg(self, connection):
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eq_(inspect(connection).has_sequence("some_sequence"), False)
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@testing.requires.schemas
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def test_has_sequence_schemas_neg(self, connection):
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eq_(
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inspect(connection).has_sequence(
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"some_sequence", schema=config.test_schema
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),
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False,
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)
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@testing.requires.schemas
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def test_has_sequence_default_not_in_remote(self, connection):
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eq_(
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inspect(connection).has_sequence(
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"other_sequence", schema=config.test_schema
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),
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False,
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)
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@testing.requires.schemas
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def test_has_sequence_remote_not_in_default(self, connection):
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eq_(inspect(connection).has_sequence("schema_seq"), False)
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def test_get_sequence_names(self, connection):
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exp = {"other_seq", "user_id_seq"}
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res = set(inspect(connection).get_sequence_names())
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is_true(res.intersection(exp) == exp)
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is_true("schema_seq" not in res)
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@testing.requires.schemas
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def test_get_sequence_names_no_sequence_schema(self, connection):
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eq_(
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inspect(connection).get_sequence_names(
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schema=config.test_schema_2
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),
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[],
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)
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@testing.requires.schemas
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def test_get_sequence_names_sequences_schema(self, connection):
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eq_(
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sorted(
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inspect(connection).get_sequence_names(
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schema=config.test_schema
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)
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),
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["schema_seq", "user_id_seq"],
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)
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class HasSequenceTestEmpty(fixtures.TestBase):
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__requires__ = ("sequences",)
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__sparse_driver_backend__ = True
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def test_get_sequence_names_no_sequence(self, connection):
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eq_(
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inspect(connection).get_sequence_names(),
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[],
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)
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2147
venv/Lib/site-packages/sqlalchemy/testing/suite/test_types.py
Normal file
2147
venv/Lib/site-packages/sqlalchemy/testing/suite/test_types.py
Normal file
File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,189 @@
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# testing/suite/test_unicode_ddl.py
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# Copyright (C) 2005-2026 the SQLAlchemy authors and contributors
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# <see AUTHORS file>
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#
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# This module is part of SQLAlchemy and is released under
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# the MIT License: https://www.opensource.org/licenses/mit-license.php
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# mypy: ignore-errors
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from sqlalchemy import desc
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from sqlalchemy import ForeignKey
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from sqlalchemy import Integer
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from sqlalchemy import MetaData
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from sqlalchemy import testing
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from sqlalchemy.testing import eq_
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from sqlalchemy.testing import fixtures
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from sqlalchemy.testing.schema import Column
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from sqlalchemy.testing.schema import Table
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class UnicodeSchemaTest(fixtures.TablesTest):
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__requires__ = ("unicode_ddl",)
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__backend__ = True
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@classmethod
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def define_tables(cls, metadata):
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global t1, t2, t3
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t1 = Table(
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"unitable1",
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metadata,
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Column("méil", Integer, primary_key=True),
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Column("\u6e2c\u8a66", Integer),
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test_needs_fk=True,
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)
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t2 = Table(
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"Unitéble2",
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metadata,
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Column("méil", Integer, primary_key=True, key="a"),
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Column(
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"\u6e2c\u8a66",
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Integer,
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ForeignKey("unitable1.méil"),
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key="b",
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),
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test_needs_fk=True,
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)
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# Few DBs support Unicode foreign keys
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if testing.against("sqlite"):
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t3 = Table(
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"\u6e2c\u8a66",
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metadata,
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Column(
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"\u6e2c\u8a66_id",
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Integer,
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primary_key=True,
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autoincrement=False,
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),
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Column(
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"unitable1_\u6e2c\u8a66",
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Integer,
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ForeignKey("unitable1.\u6e2c\u8a66"),
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),
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Column("Unitéble2_b", Integer, ForeignKey("Unitéble2.b")),
|
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Column(
|
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"\u6e2c\u8a66_self",
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Integer,
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ForeignKey("\u6e2c\u8a66.\u6e2c\u8a66_id"),
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),
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test_needs_fk=True,
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)
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else:
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t3 = Table(
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"\u6e2c\u8a66",
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metadata,
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Column(
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"\u6e2c\u8a66_id",
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Integer,
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primary_key=True,
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autoincrement=False,
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),
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Column("unitable1_\u6e2c\u8a66", Integer),
|
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Column("Unitéble2_b", Integer),
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Column("\u6e2c\u8a66_self", Integer),
|
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test_needs_fk=True,
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)
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def test_insert(self, connection):
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connection.execute(t1.insert(), {"méil": 1, "\u6e2c\u8a66": 5})
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connection.execute(t2.insert(), {"a": 1, "b": 1})
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connection.execute(
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t3.insert(),
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{
|
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"\u6e2c\u8a66_id": 1,
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"unitable1_\u6e2c\u8a66": 5,
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"Unitéble2_b": 1,
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"\u6e2c\u8a66_self": 1,
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},
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)
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eq_(connection.execute(t1.select()).fetchall(), [(1, 5)])
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eq_(connection.execute(t2.select()).fetchall(), [(1, 1)])
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eq_(connection.execute(t3.select()).fetchall(), [(1, 5, 1, 1)])
|
||||
|
||||
def test_col_targeting(self, connection):
|
||||
connection.execute(t1.insert(), {"méil": 1, "\u6e2c\u8a66": 5})
|
||||
connection.execute(t2.insert(), {"a": 1, "b": 1})
|
||||
connection.execute(
|
||||
t3.insert(),
|
||||
{
|
||||
"\u6e2c\u8a66_id": 1,
|
||||
"unitable1_\u6e2c\u8a66": 5,
|
||||
"Unitéble2_b": 1,
|
||||
"\u6e2c\u8a66_self": 1,
|
||||
},
|
||||
)
|
||||
|
||||
row = connection.execute(t1.select()).first()
|
||||
eq_(row._mapping[t1.c["méil"]], 1)
|
||||
eq_(row._mapping[t1.c["\u6e2c\u8a66"]], 5)
|
||||
|
||||
row = connection.execute(t2.select()).first()
|
||||
eq_(row._mapping[t2.c["a"]], 1)
|
||||
eq_(row._mapping[t2.c["b"]], 1)
|
||||
|
||||
row = connection.execute(t3.select()).first()
|
||||
eq_(row._mapping[t3.c["\u6e2c\u8a66_id"]], 1)
|
||||
eq_(row._mapping[t3.c["unitable1_\u6e2c\u8a66"]], 5)
|
||||
eq_(row._mapping[t3.c["Unitéble2_b"]], 1)
|
||||
eq_(row._mapping[t3.c["\u6e2c\u8a66_self"]], 1)
|
||||
|
||||
def test_reflect(self, connection):
|
||||
connection.execute(t1.insert(), {"méil": 2, "\u6e2c\u8a66": 7})
|
||||
connection.execute(t2.insert(), {"a": 2, "b": 2})
|
||||
connection.execute(
|
||||
t3.insert(),
|
||||
{
|
||||
"\u6e2c\u8a66_id": 2,
|
||||
"unitable1_\u6e2c\u8a66": 7,
|
||||
"Unitéble2_b": 2,
|
||||
"\u6e2c\u8a66_self": 2,
|
||||
},
|
||||
)
|
||||
|
||||
meta = MetaData()
|
||||
tt1 = Table(t1.name, meta, autoload_with=connection)
|
||||
tt2 = Table(t2.name, meta, autoload_with=connection)
|
||||
tt3 = Table(t3.name, meta, autoload_with=connection)
|
||||
|
||||
connection.execute(tt1.insert(), {"méil": 1, "\u6e2c\u8a66": 5})
|
||||
connection.execute(tt2.insert(), {"méil": 1, "\u6e2c\u8a66": 1})
|
||||
connection.execute(
|
||||
tt3.insert(),
|
||||
{
|
||||
"\u6e2c\u8a66_id": 1,
|
||||
"unitable1_\u6e2c\u8a66": 5,
|
||||
"Unitéble2_b": 1,
|
||||
"\u6e2c\u8a66_self": 1,
|
||||
},
|
||||
)
|
||||
|
||||
eq_(
|
||||
connection.execute(tt1.select().order_by(desc("méil"))).fetchall(),
|
||||
[(2, 7), (1, 5)],
|
||||
)
|
||||
eq_(
|
||||
connection.execute(tt2.select().order_by(desc("méil"))).fetchall(),
|
||||
[(2, 2), (1, 1)],
|
||||
)
|
||||
eq_(
|
||||
connection.execute(
|
||||
tt3.select().order_by(desc("\u6e2c\u8a66_id"))
|
||||
).fetchall(),
|
||||
[(2, 7, 2, 2), (1, 5, 1, 1)],
|
||||
)
|
||||
|
||||
def test_repr(self):
|
||||
meta = MetaData()
|
||||
t = Table("\u6e2c\u8a66", meta, Column("\u6e2c\u8a66_id", Integer))
|
||||
eq_(
|
||||
repr(t),
|
||||
(
|
||||
"Table('測試', MetaData(), "
|
||||
"Column('測試_id', Integer(), "
|
||||
"table=<測試>), "
|
||||
"schema=None)"
|
||||
),
|
||||
)
|
||||
@@ -0,0 +1,139 @@
|
||||
# testing/suite/test_update_delete.py
|
||||
# Copyright (C) 2005-2026 the SQLAlchemy authors and contributors
|
||||
# <see AUTHORS file>
|
||||
#
|
||||
# This module is part of SQLAlchemy and is released under
|
||||
# the MIT License: https://www.opensource.org/licenses/mit-license.php
|
||||
# mypy: ignore-errors
|
||||
|
||||
from .. import fixtures
|
||||
from ..assertions import eq_
|
||||
from ..schema import Column
|
||||
from ..schema import Table
|
||||
from ... import Integer
|
||||
from ... import String
|
||||
from ... import testing
|
||||
|
||||
|
||||
class SimpleUpdateDeleteTest(fixtures.TablesTest):
|
||||
run_deletes = "each"
|
||||
__requires__ = ("sane_rowcount",)
|
||||
__sparse_driver_backend__ = True
|
||||
|
||||
@classmethod
|
||||
def define_tables(cls, metadata):
|
||||
Table(
|
||||
"plain_pk",
|
||||
metadata,
|
||||
Column("id", Integer, primary_key=True),
|
||||
Column("data", String(50)),
|
||||
)
|
||||
|
||||
@classmethod
|
||||
def insert_data(cls, connection):
|
||||
connection.execute(
|
||||
cls.tables.plain_pk.insert(),
|
||||
[
|
||||
{"id": 1, "data": "d1"},
|
||||
{"id": 2, "data": "d2"},
|
||||
{"id": 3, "data": "d3"},
|
||||
],
|
||||
)
|
||||
|
||||
def test_update(self, connection):
|
||||
t = self.tables.plain_pk
|
||||
r = connection.execute(
|
||||
t.update().where(t.c.id == 2), dict(data="d2_new")
|
||||
)
|
||||
assert not r.is_insert
|
||||
assert not r.returns_rows
|
||||
assert r.rowcount == 1
|
||||
|
||||
eq_(
|
||||
connection.execute(t.select().order_by(t.c.id)).fetchall(),
|
||||
[(1, "d1"), (2, "d2_new"), (3, "d3")],
|
||||
)
|
||||
|
||||
def test_delete(self, connection):
|
||||
t = self.tables.plain_pk
|
||||
r = connection.execute(t.delete().where(t.c.id == 2))
|
||||
assert not r.is_insert
|
||||
assert not r.returns_rows
|
||||
assert r.rowcount == 1
|
||||
eq_(
|
||||
connection.execute(t.select().order_by(t.c.id)).fetchall(),
|
||||
[(1, "d1"), (3, "d3")],
|
||||
)
|
||||
|
||||
@testing.variation("criteria", ["rows", "norows", "emptyin"])
|
||||
@testing.requires.update_returning
|
||||
def test_update_returning(self, connection, criteria):
|
||||
t = self.tables.plain_pk
|
||||
|
||||
stmt = t.update().returning(t.c.id, t.c.data)
|
||||
|
||||
if criteria.norows:
|
||||
stmt = stmt.where(t.c.id == 10)
|
||||
elif criteria.rows:
|
||||
stmt = stmt.where(t.c.id == 2)
|
||||
elif criteria.emptyin:
|
||||
stmt = stmt.where(t.c.id.in_([]))
|
||||
else:
|
||||
criteria.fail()
|
||||
|
||||
r = connection.execute(stmt, dict(data="d2_new"))
|
||||
assert not r.is_insert
|
||||
assert r.returns_rows
|
||||
eq_(r.keys(), ["id", "data"])
|
||||
|
||||
if criteria.rows:
|
||||
eq_(r.all(), [(2, "d2_new")])
|
||||
else:
|
||||
eq_(r.all(), [])
|
||||
|
||||
eq_(
|
||||
connection.execute(t.select().order_by(t.c.id)).fetchall(),
|
||||
(
|
||||
[(1, "d1"), (2, "d2_new"), (3, "d3")]
|
||||
if criteria.rows
|
||||
else [(1, "d1"), (2, "d2"), (3, "d3")]
|
||||
),
|
||||
)
|
||||
|
||||
@testing.variation("criteria", ["rows", "norows", "emptyin"])
|
||||
@testing.requires.delete_returning
|
||||
def test_delete_returning(self, connection, criteria):
|
||||
t = self.tables.plain_pk
|
||||
|
||||
stmt = t.delete().returning(t.c.id, t.c.data)
|
||||
|
||||
if criteria.norows:
|
||||
stmt = stmt.where(t.c.id == 10)
|
||||
elif criteria.rows:
|
||||
stmt = stmt.where(t.c.id == 2)
|
||||
elif criteria.emptyin:
|
||||
stmt = stmt.where(t.c.id.in_([]))
|
||||
else:
|
||||
criteria.fail()
|
||||
|
||||
r = connection.execute(stmt)
|
||||
assert not r.is_insert
|
||||
assert r.returns_rows
|
||||
eq_(r.keys(), ["id", "data"])
|
||||
|
||||
if criteria.rows:
|
||||
eq_(r.all(), [(2, "d2")])
|
||||
else:
|
||||
eq_(r.all(), [])
|
||||
|
||||
eq_(
|
||||
connection.execute(t.select().order_by(t.c.id)).fetchall(),
|
||||
(
|
||||
[(1, "d1"), (3, "d3")]
|
||||
if criteria.rows
|
||||
else [(1, "d1"), (2, "d2"), (3, "d3")]
|
||||
),
|
||||
)
|
||||
|
||||
|
||||
__all__ = ("SimpleUpdateDeleteTest",)
|
||||
Reference in New Issue
Block a user