Don't ignore missing stubs in setuptools (#10058)

stubs/setuptools/@tests/stubtest_allowlist.txt

@@ -1,27 +1,16 @@
-pkg_resources.Distribution.__cmp__
-pkg_resources.Distribution.activate
-pkg_resources.Distribution.get_entry_map
-pkg_resources.EggMetadata.__init__
-pkg_resources.Environment.best_match
-pkg_resources.Environment.obtain
-pkg_resources.FileMetadata.__init__
+# These are used like protocols, but forgot to specify "self" as the first method param
+pkg_resources.IResourceProvider.get_resource_filename
+pkg_resources.IResourceProvider.get_resource_stream
+pkg_resources.IResourceProvider.get_resource_string
+pkg_resources.IResourceProvider.has_resource
+pkg_resources.IResourceProvider.resource_isdir
+pkg_resources.IResourceProvider.resource_listdir
 pkg_resources.IMetadataProvider.get_metadata
 pkg_resources.IMetadataProvider.get_metadata_lines
 pkg_resources.IMetadataProvider.has_metadata
 pkg_resources.IMetadataProvider.metadata_isdir
 pkg_resources.IMetadataProvider.metadata_listdir
 pkg_resources.IMetadataProvider.run_script
-pkg_resources.IResourceManager
-pkg_resources.Requirement.__init__
-pkg_resources.WorkingSet.find_plugins
-pkg_resources.WorkingSet.resolve
-pkg_resources.WorkingSet.subscribe
-pkg_resources.declare_namespace
-pkg_resources.fixup_namespace_packages
-pkg_resources.get_entry_map
-pkg_resources.get_provider
-pkg_resources.split_sections
-pkg_resources.to_filename
 
 # Is always set in __init__
 pkg_resources.PathMetadata.egg_info
@@ -53,16 +42,24 @@ setuptools._distutils.dist.Distribution.get_requires
 setuptools._distutils.dist.Distribution.get_provides
 setuptools._distutils.dist.Distribution.get_obsoletes
 
-# Uncomment once ignore_missing_stub is turned off
-# # Not supported by typeshed
-# setuptools.py34compat
+# Not supported by typeshed
+setuptools.py34compat
+setuptools.command.py36compat
 
-# # Private modules
-# setuptools.config._validate_pyproject.*
-# setuptools.build_meta._BuildMetaBackend.*
+# Private modules
+setuptools.config._validate_pyproject.*
+setuptools.command.build_py.build_py.existing_egg_info_dir
 
-# # Vendored and modified version of stdlib's distutils. Basically implementation details
-# setuptools._distutils.*
-# # Other vendored code
-# setuptools._vendor.*
-# pkg_resources._vendor.*
+# Loop variable leak
+setuptools.sandbox.AbstractSandbox.name
+
+# Vendored and modified version of stdlib's distutils. Basically implementation details
+setuptools._distutils.*
+# Other vendored code
+setuptools._vendor.*
+pkg_resources._vendor.*
+# Deprecated in favor of importlib.resources, importlib.metadata and their backports
+# So like distutils, we only add what we need to reference.
+pkg_resources.AvailableDistributions
+pkg_resources.ResourceManager
+pkg_resources.extern

stubs/setuptools/@tests/stubtest_allowlist_darwin.txt

@@ -0,0 +1,2 @@
+# Mock
+setuptools.msvc.winreg

stubs/setuptools/@tests/stubtest_allowlist_linux.txt

@@ -0,0 +1,2 @@
+# Mock
+setuptools.msvc.winreg

stubs/setuptools/@tests/test_cases/check_protocols.py

@@ -0,0 +1,54 @@
+from __future__ import annotations
+
+from typing import Any
+
+from pkg_resources import (
+    DefaultProvider,
+    EggMetadata,
+    EggProvider,
+    EmptyProvider,
+    FileMetadata,
+    IMetadataProvider,
+    IResourceProvider,
+    NullProvider,
+    PathMetadata,
+    ZipProvider,
+)
+from setuptools.command.editable_wheel import EditableStrategy, _LinkTree, _StaticPth, _TopLevelFinder
+from setuptools.config.expand import EnsurePackagesDiscovered
+from setuptools.config.pyprojecttoml import _EnsurePackagesDiscovered
+
+# We don't care about the __init__ methods, only about if an instance respects the Protocol
+_: Any = object()
+
+# Test IMetadataProvider Protocol implementers
+metadata_provider: IMetadataProvider
+metadata_provider = NullProvider(_)
+metadata_provider = EggProvider(_)
+metadata_provider = EmptyProvider()
+metadata_provider = DefaultProvider(_)
+metadata_provider = ZipProvider(_)
+metadata_provider = FileMetadata(_)
+metadata_provider = PathMetadata(_, _)
+metadata_provider = EggMetadata(_)
+
+# Test IResourceProvider Protocol implementers
+resource_provider: IResourceProvider
+resource_provider = NullProvider(_)
+resource_provider = EggProvider(_)
+resource_provider = EmptyProvider()
+resource_provider = DefaultProvider(_)
+resource_provider = ZipProvider(_)
+resource_provider = FileMetadata(_)
+resource_provider = PathMetadata(_, _)
+resource_provider = EggMetadata(_)
+
+
+# Test EditableStrategy Protocol implementers
+editable_strategy: EditableStrategy
+editable_strategy = _StaticPth(_, _, _)
+editable_strategy = _LinkTree(_, _, _, _)
+editable_strategy = _TopLevelFinder(_, _)
+# Not EditableStrategy due to incompatible __call__ method
+editable_strategy = EnsurePackagesDiscovered(_)  # type: ignore
+editable_strategy = _EnsurePackagesDiscovered(_, _, _)  # type: ignore