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https://gitlab.com/MoonTestUse1/AdministrationItDepartmens.git
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MoonTestUse1
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from sqlalchemy import BigInteger
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from sqlalchemy import Column
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from sqlalchemy import Integer
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from sqlalchemy import MetaData
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from sqlalchemy import Table
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from sqlalchemy.testing import in_
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from ._autogen_fixtures import AutogenFixtureTest
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from ... import testing
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from ...testing import config
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from ...testing import eq_
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from ...testing import is_
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from ...testing import TestBase
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class AlterColumnTest(AutogenFixtureTest, TestBase):
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__backend__ = True
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@testing.combinations((True,), (False,))
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@config.requirements.comments
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def test_all_existings_filled(self, pk):
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m1 = MetaData()
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m2 = MetaData()
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Table("a", m1, Column("x", Integer, primary_key=pk))
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Table("a", m2, Column("x", Integer, comment="x", primary_key=pk))
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alter_col = self._assert_alter_col(m1, m2, pk)
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eq_(alter_col.modify_comment, "x")
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@testing.combinations((True,), (False,))
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@config.requirements.comments
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def test_all_existings_filled_in_notnull(self, pk):
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m1 = MetaData()
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m2 = MetaData()
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Table("a", m1, Column("x", Integer, nullable=False, primary_key=pk))
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Table(
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"a",
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m2,
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Column("x", Integer, nullable=False, comment="x", primary_key=pk),
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)
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self._assert_alter_col(m1, m2, pk, nullable=False)
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@testing.combinations((True,), (False,))
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@config.requirements.comments
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def test_all_existings_filled_in_comment(self, pk):
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m1 = MetaData()
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m2 = MetaData()
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Table("a", m1, Column("x", Integer, comment="old", primary_key=pk))
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Table("a", m2, Column("x", Integer, comment="new", primary_key=pk))
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alter_col = self._assert_alter_col(m1, m2, pk)
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eq_(alter_col.existing_comment, "old")
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@testing.combinations((True,), (False,))
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@config.requirements.comments
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def test_all_existings_filled_in_server_default(self, pk):
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m1 = MetaData()
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m2 = MetaData()
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Table(
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"a", m1, Column("x", Integer, server_default="5", primary_key=pk)
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)
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Table(
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"a",
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m2,
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Column(
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"x", Integer, server_default="5", comment="new", primary_key=pk
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),
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)
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alter_col = self._assert_alter_col(m1, m2, pk)
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in_("5", alter_col.existing_server_default.arg.text)
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def _assert_alter_col(self, m1, m2, pk, nullable=None):
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ops = self._fixture(m1, m2, return_ops=True)
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modify_table = ops.ops[-1]
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alter_col = modify_table.ops[0]
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if nullable is None:
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eq_(alter_col.existing_nullable, not pk)
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else:
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eq_(alter_col.existing_nullable, nullable)
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assert alter_col.existing_type._compare_type_affinity(Integer())
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return alter_col
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class AutoincrementTest(AutogenFixtureTest, TestBase):
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__backend__ = True
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__requires__ = ("integer_subtype_comparisons",)
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def test_alter_column_autoincrement_none(self):
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m1 = MetaData()
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m2 = MetaData()
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Table("a", m1, Column("x", Integer, nullable=False))
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Table("a", m2, Column("x", Integer, nullable=True))
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ops = self._fixture(m1, m2, return_ops=True)
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assert "autoincrement" not in ops.ops[0].ops[0].kw
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def test_alter_column_autoincrement_pk_false(self):
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m1 = MetaData()
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m2 = MetaData()
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Table(
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"a",
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m1,
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Column("x", Integer, primary_key=True, autoincrement=False),
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)
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Table(
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"a",
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m2,
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Column("x", BigInteger, primary_key=True, autoincrement=False),
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)
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ops = self._fixture(m1, m2, return_ops=True)
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is_(ops.ops[0].ops[0].kw["autoincrement"], False)
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def test_alter_column_autoincrement_pk_implicit_true(self):
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m1 = MetaData()
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m2 = MetaData()
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Table("a", m1, Column("x", Integer, primary_key=True))
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Table("a", m2, Column("x", BigInteger, primary_key=True))
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ops = self._fixture(m1, m2, return_ops=True)
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is_(ops.ops[0].ops[0].kw["autoincrement"], True)
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def test_alter_column_autoincrement_pk_explicit_true(self):
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m1 = MetaData()
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m2 = MetaData()
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Table(
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"a", m1, Column("x", Integer, primary_key=True, autoincrement=True)
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)
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Table(
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"a",
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m2,
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Column("x", BigInteger, primary_key=True, autoincrement=True),
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)
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ops = self._fixture(m1, m2, return_ops=True)
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is_(ops.ops[0].ops[0].kw["autoincrement"], True)
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def test_alter_column_autoincrement_nonpk_false(self):
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m1 = MetaData()
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m2 = MetaData()
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Table(
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"a",
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m1,
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Column("id", Integer, primary_key=True),
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Column("x", Integer, autoincrement=False),
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)
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Table(
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"a",
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m2,
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Column("id", Integer, primary_key=True),
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Column("x", BigInteger, autoincrement=False),
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)
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ops = self._fixture(m1, m2, return_ops=True)
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is_(ops.ops[0].ops[0].kw["autoincrement"], False)
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def test_alter_column_autoincrement_nonpk_implicit_false(self):
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m1 = MetaData()
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m2 = MetaData()
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Table(
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"a",
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m1,
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Column("id", Integer, primary_key=True),
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Column("x", Integer),
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)
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Table(
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"a",
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m2,
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Column("id", Integer, primary_key=True),
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Column("x", BigInteger),
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)
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ops = self._fixture(m1, m2, return_ops=True)
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assert "autoincrement" not in ops.ops[0].ops[0].kw
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def test_alter_column_autoincrement_nonpk_explicit_true(self):
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m1 = MetaData()
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m2 = MetaData()
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Table(
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"a",
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m1,
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Column("id", Integer, primary_key=True, autoincrement=False),
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Column("x", Integer, autoincrement=True),
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)
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Table(
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"a",
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m2,
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Column("id", Integer, primary_key=True, autoincrement=False),
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Column("x", BigInteger, autoincrement=True),
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)
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ops = self._fixture(m1, m2, return_ops=True)
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is_(ops.ops[0].ops[0].kw["autoincrement"], True)
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def test_alter_column_autoincrement_compositepk_false(self):
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m1 = MetaData()
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m2 = MetaData()
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Table(
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"a",
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m1,
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Column("id", Integer, primary_key=True),
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Column("x", Integer, primary_key=True, autoincrement=False),
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)
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Table(
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"a",
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m2,
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Column("id", Integer, primary_key=True),
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Column("x", BigInteger, primary_key=True, autoincrement=False),
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)
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ops = self._fixture(m1, m2, return_ops=True)
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is_(ops.ops[0].ops[0].kw["autoincrement"], False)
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def test_alter_column_autoincrement_compositepk_implicit_false(self):
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m1 = MetaData()
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m2 = MetaData()
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Table(
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"a",
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m1,
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Column("id", Integer, primary_key=True),
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Column("x", Integer, primary_key=True),
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)
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Table(
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"a",
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m2,
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Column("id", Integer, primary_key=True),
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Column("x", BigInteger, primary_key=True),
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)
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ops = self._fixture(m1, m2, return_ops=True)
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assert "autoincrement" not in ops.ops[0].ops[0].kw
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@config.requirements.autoincrement_on_composite_pk
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def test_alter_column_autoincrement_compositepk_explicit_true(self):
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m1 = MetaData()
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m2 = MetaData()
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Table(
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"a",
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m1,
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Column("id", Integer, primary_key=True, autoincrement=False),
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Column("x", Integer, primary_key=True, autoincrement=True),
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# on SQLA 1.0 and earlier, this being present
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# trips the "add KEY for the primary key" so that the
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# AUTO_INCREMENT keyword is accepted by MySQL. SQLA 1.1 and
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# greater the columns are just reorganized.
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mysql_engine="InnoDB",
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)
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Table(
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"a",
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m2,
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Column("id", Integer, primary_key=True, autoincrement=False),
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Column("x", BigInteger, primary_key=True, autoincrement=True),
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)
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ops = self._fixture(m1, m2, return_ops=True)
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is_(ops.ops[0].ops[0].kw["autoincrement"], True)
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