Files
sqlalchemy/test/typing/plain_files/sql/sql_operations.py
T
Federico Caselli 4b82f9e0a0 Improved typing
- correctly inspect orm classes and instances
- add missing generics in run_sync on async connection and session
- minor fixes to relationship order params and shift overload

Change-Id: I9aebd3e1312bca855c8451ec0cc02a891983063f
2023-07-11 22:20:50 +02:00

156 lines
4.0 KiB
Python

import typing
from sqlalchemy import and_
from sqlalchemy import Boolean
from sqlalchemy import cast
from sqlalchemy import column
from sqlalchemy import DateTime
from sqlalchemy import false
from sqlalchemy import Float
from sqlalchemy import func
from sqlalchemy import Integer
from sqlalchemy import or_
from sqlalchemy import select
from sqlalchemy import String
from sqlalchemy import true
# builtin.pyi stubs define object.__eq__() as returning bool, which
# can't be overridden (it's final). So for us to type `__eq__()` and
# `__ne__()`, we have to use type: ignore[override]. Test if does this mean
# the typing tools don't know the type, or if they just ignore the error.
# (it's fortunately the former)
expr1 = column("x", Integer) == 10
c1 = column("a", String)
c2 = column("a", Integer)
expr2 = c2.in_([1, 2, 3])
expr2_set = c2.in_({1, 2, 3})
expr2_gen = c2.in_((x for x in (1, 2, 3)))
nexpr2 = c2.not_in([1, 2, 3])
nexpr2_set = c2.not_in({1, 2, 3})
nexpr2_gen = c2.not_in((x for x in (1, 2, 3)))
short_cir1 = and_(True, c2 == 5)
short_cir2 = or_(False, c2 == 5)
short_cir3 = and_(true(), c2 == 5)
short_cir4 = or_(false(), c2 == 5)
# EXPECTED_MYPY: Missing positional argument "initial_clause" in call to "and_"
no_empty_1 = and_()
# EXPECTED_MYPY: Missing positional argument "initial_clause" in call to "or_"
no_empty_2 = or_()
expr3 = c2 / 5
expr4 = -c2
expr5 = ~(c2 == 5)
q = column("q", Boolean)
expr6 = ~q
expr7 = c1 + "x"
expr8 = c2 + 10
stmt = select(column("q")).where(lambda: column("g") > 5).where(c2 == 5)
expr9 = c1.bool_op("@@")(func.to_tsquery("some & query"))
def test_issue_9418() -> None:
and_(c1.is_(q))
and_(c1.is_not(q))
and_(c1.isnot(q))
and_(c1.not_in(["x"]))
and_(c1.notin_(["x"]))
and_(c1.not_like("x"))
and_(c1.notlike("x"))
and_(c1.not_ilike("x"))
and_(c1.notilike("x"))
def test_issue_9451() -> None:
# issue #9451
c1.cast(Integer)
c1.cast(Float)
c1.op("foobar")("operand").cast(DateTime)
cast(c1, Float)
cast(c1.op("foobar")("operand"), DateTime)
def test_issue_9650_char() -> None:
and_(c1.contains("x"))
and_(c1.startswith("x"))
and_(c1.endswith("x"))
and_(c1.icontains("x"))
and_(c1.istartswith("x"))
and_(c1.iendswith("x"))
def test_issue_9650_bitwise() -> None:
# EXPECTED_TYPE: BinaryExpression[Any]
reveal_type(c2.bitwise_and(5))
# EXPECTED_TYPE: BinaryExpression[Any]
reveal_type(c2.bitwise_or(5))
# EXPECTED_TYPE: BinaryExpression[Any]
reveal_type(c2.bitwise_xor(5))
# EXPECTED_TYPE: UnaryExpression[int]
reveal_type(c2.bitwise_not())
# EXPECTED_TYPE: BinaryExpression[Any]
reveal_type(c2.bitwise_lshift(5))
# EXPECTED_TYPE: BinaryExpression[Any]
reveal_type(c2.bitwise_rshift(5))
# EXPECTED_TYPE: ColumnElement[int]
reveal_type(c2 << 5)
# EXPECTED_TYPE: ColumnElement[int]
reveal_type(c2 >> 5)
if typing.TYPE_CHECKING:
# as far as if this is ColumnElement, BinaryElement, SQLCoreOperations,
# that might change. main thing is it's SomeSQLColThing[bool] and
# not 'bool' or 'Any'.
# EXPECTED_RE_TYPE: sqlalchemy..*ColumnElement\[builtins.bool\]
reveal_type(expr1)
# EXPECTED_RE_TYPE: sqlalchemy..*ColumnClause\[builtins.str.?\]
reveal_type(c1)
# EXPECTED_RE_TYPE: sqlalchemy..*ColumnClause\[builtins.int.?\]
reveal_type(c2)
# EXPECTED_RE_TYPE: sqlalchemy..*BinaryExpression\[builtins.bool\]
reveal_type(expr2)
# EXPECTED_RE_TYPE: sqlalchemy..*ColumnElement\[Union\[builtins.float, .*\.Decimal\]\]
reveal_type(expr3)
# EXPECTED_RE_TYPE: sqlalchemy..*UnaryExpression\[builtins.int.?\]
reveal_type(expr4)
# EXPECTED_RE_TYPE: sqlalchemy..*ColumnElement\[builtins.bool.?\]
reveal_type(expr5)
# EXPECTED_RE_TYPE: sqlalchemy..*ColumnElement\[builtins.bool.?\]
reveal_type(expr6)
# EXPECTED_RE_TYPE: sqlalchemy..*ColumnElement\[builtins.str\]
reveal_type(expr7)
# EXPECTED_RE_TYPE: sqlalchemy..*ColumnElement\[builtins.int.?\]
reveal_type(expr8)
# EXPECTED_TYPE: BinaryExpression[bool]
reveal_type(expr9)