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# testing/warnings.py
# Copyright (C) 2005-2020 the SQLAlchemy authors and contributors
# <see AUTHORS file>
#
# This module is part of SQLAlchemy and is released under
# the MIT License: http://www.opensource.org/licenses/mit-license.php
from __future__ import absolute_import
import warnings
from . import assertions
from .. import exc as sa_exc
def setup_filters():
"""Set global warning behavior for the test suite."""
warnings.filterwarnings(
"ignore", category=sa_exc.SAPendingDeprecationWarning
)
warnings.filterwarnings("error", category=sa_exc.SADeprecationWarning)
warnings.filterwarnings("error", category=sa_exc.SAWarning)
# some selected deprecations...
warnings.filterwarnings("error", category=DeprecationWarning)
warnings.filterwarnings(
"ignore", category=DeprecationWarning, message=".*StopIteration"
)
warnings.filterwarnings(
"ignore", category=DeprecationWarning, message=".*inspect.get.*argspec"
)
# ignore things that are deprecated *as of* 2.0 :)
warnings.filterwarnings(
"ignore",
category=sa_exc.SADeprecationWarning,
message=r".*\(deprecated since: 2.0\)$",
)
warnings.filterwarnings(
"ignore",
category=sa_exc.SADeprecationWarning,
message=r"^The (Sybase|firebird) dialect is deprecated and will be",
)
# 2.0 deprecation warnings, which we will want to have all of these
# be "error" however for I98b8defdf7c37b818b3824d02f7668e3f5f31c94
# we are moving one at a time
for msg in [
#
# Core execution
#
r"The (?:Executable|Engine)\.(?:execute|scalar)\(\) function",
r"The current statement is being autocommitted using implicit "
"autocommit,",
r"The connection.execute\(\) method in SQLAlchemy 2.0 will accept "
"parameters as a single dictionary or a single sequence of "
"dictionaries only.",
r"The Connection.connect\(\) function/method is considered legacy",
r".*DefaultGenerator.execute\(\)",
r"The autoload parameter is deprecated and will be removed ",
#
# result sets
#
r"The Row.keys\(\) function/method",
r"Using non-integer/slice indices on Row ",
#
# Core SQL constructs
#
r"The FromClause\.select\(\).whereclause parameter is deprecated",
r"Set functions such as union\(\), union_all\(\), extract\(\),",
r"The legacy calling style of select\(\) is deprecated and will be "
"removed",
r"The FromClause.select\(\) method will no longer accept keyword "
"arguments in version 2.0",
r"The Join.select\(\) method will no longer accept keyword arguments "
"in version 2.0.",
r"The \"whens\" argument to case\(\) is now passed",
r"The Join.select\(\).whereclause parameter is deprecated",
#
# DML
#
r"The (?:update|delete).whereclause parameter will be removed in "
"SQLAlchemy 2.0.",
r"The (?:insert|update).values parameter will be removed in "
"SQLAlchemy 2.0.",
r"The update.preserve_parameter_order parameter will be removed in "
"SQLAlchemy 2.0.",
r"Passing dialect keyword arguments directly to the "
"(?:Insert|Update|Delete) constructor",
#
# ORM configuration
#
r"Calling the mapper\(\) function directly outside of a "
"declarative registry",
r"The ``declarative_base\(\)`` function is now available ",
r"The ``has_inherited_table\(\)`` function is now available",
r"The ``bind`` argument to declarative_base is deprecated and will "
"be removed in SQLAlchemy 2.0.",
#
# ORM Query
#
r"The Query\.get\(\) function",
r"The Query\.from_self\(\) function",
r"The Query\.with_parent\(\) function",
r"The Query\.with_parent\(\) function",
r"The Query\.select_entity_from\(\) function",
#
# ORM Session
#
r"This Session located a target engine via bound metadata",
r"The Session.autocommit parameter is deprecated ",
r".*object is being merged into a Session along the backref "
"cascade path",
r"Passing bind arguments to Session.execute\(\) as keyword arguments",
r"The Session.transaction function/method",
r"The merge_result\(\) method is superseded by the "
r"merge_frozen_result\(\)",
r"The Session.begin.subtransactions flag is deprecated",
]:
warnings.filterwarnings(
"ignore",
message=msg,
category=sa_exc.RemovedIn20Warning,
)
try:
import pytest
except ImportError:
pass
else:
warnings.filterwarnings(
"once", category=pytest.PytestDeprecationWarning
)
def assert_warnings(fn, warning_msgs, regex=False):
"""Assert that each of the given warnings are emitted by fn.
Deprecated. Please use assertions.expect_warnings().
"""
with assertions._expect_warnings(
sa_exc.SAWarning, warning_msgs, regex=regex
):
return fn()
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