Move unit test compat code out of lib/ansible/. (#46996)

* Move ansible.compat.tests to test/units/compat/.
* Fix unit test references to ansible.compat.tests.
* Move builtins compat to separate file.
* Fix classification of test/units/compat/ dir.

test/units/module_utils/basic/test_argument_spec.py

@@ -12,7 +12,7 @@ import os
 
 import pytest
 
-from ansible.compat.tests.mock import MagicMock, patch
+from units.compat.mock import MagicMock, patch
 from ansible.module_utils import basic
 from ansible.module_utils.six import string_types
 from ansible.module_utils.six.moves import builtins

test/units/module_utils/basic/test_filesystem.py

@@ -9,7 +9,7 @@ __metaclass__ = type
 
 from units.mock.procenv import ModuleTestCase
 
-from ansible.compat.tests.mock import patch, MagicMock
+from units.compat.mock import patch, MagicMock
 from ansible.module_utils.six.moves import builtins
 
 realimport = builtins.__import__

test/units/module_utils/basic/test_get_module_path.py

@@ -9,7 +9,7 @@ __metaclass__ = type
 
 from units.mock.procenv import ModuleTestCase
 
-from ansible.compat.tests.mock import patch
+from units.compat.mock import patch
 from ansible.module_utils.six.moves import builtins
 
 realimport = builtins.__import__

test/units/module_utils/basic/test_heuristic_log_sanitize.py

@@ -20,7 +20,7 @@
 from __future__ import (absolute_import, division)
 __metaclass__ = type
 
-from ansible.compat.tests import unittest
+from units.compat import unittest
 from ansible.module_utils.basic import heuristic_log_sanitize
 
 

test/units/module_utils/basic/test_imports.py

@@ -11,8 +11,8 @@ import sys
 
 from units.mock.procenv import ModuleTestCase
 
-from ansible.compat.tests import unittest
-from ansible.compat.tests.mock import patch, MagicMock
+from units.compat import unittest
+from units.compat.mock import patch, MagicMock
 from ansible.module_utils.six.moves import builtins
 
 realimport = builtins.__import__

test/units/module_utils/basic/test_no_log.py

@@ -6,7 +6,7 @@
 from __future__ import absolute_import, division, print_function
 __metaclass__ = type
 
-from ansible.compat.tests import unittest
+from units.compat import unittest
 
 from ansible.module_utils.basic import return_values, remove_values
 

test/units/module_utils/basic/test_platform_distribution.py

@@ -9,7 +9,7 @@ __metaclass__ = type
 
 from units.mock.procenv import ModuleTestCase
 
-from ansible.compat.tests.mock import patch
+from units.compat.mock import patch
 from ansible.module_utils.six.moves import builtins
 
 realimport = builtins.__import__

test/units/module_utils/basic/test_selinux.py

@@ -12,7 +12,7 @@ import json
 
 from units.mock.procenv import ModuleTestCase, swap_stdin_and_argv
 
-from ansible.compat.tests.mock import patch, MagicMock, mock_open, Mock
+from units.compat.mock import patch, MagicMock, mock_open, Mock
 from ansible.module_utils.six.moves import builtins
 
 realimport = builtins.__import__

test/units/module_utils/basic/test_tmpdir.py

@@ -13,7 +13,7 @@ import tempfile
 
 import pytest
 
-from ansible.compat.tests.mock import patch, MagicMock
+from units.compat.mock import patch, MagicMock
 from ansible.module_utils._text import to_bytes
 
 from ansible.module_utils import basic