ansible-test - Upgrade coverage for Python 3.10+ (#86811)

* Upgrade coverage for Python 3.10+.
* Fix unit tests.
* Use ctrace to improve performance. It's unclear why this improves performance on Python 3.10 and 3.14.

changelogs/fragments/ansible-test-coverage.yml

@@ -0,0 +1,2 @@
+minor_changes:
+  - ansible-test - Upgrade ``coverage`` for Python 3.10 and later.

test/lib/ansible_test/_data/requirements/ansible-test.txt

@@ -1,2 +1,3 @@
 # The test-constraints sanity test verifies this file, but changes must be made manually to keep it in up-to-date.
-coverage == 7.10.7 ; python_version >= '3.9' and python_version <= '3.14'
+coverage == 7.13.5 ; python_version >= '3.10' and python_version <= '3.15'
+coverage == 7.10.7 ; python_version >= '3.9' and python_version <= '3.9'

test/lib/ansible_test/_internal/coverage_util.py

@@ -69,7 +69,8 @@ class CoverageVersion:
 
 COVERAGE_VERSIONS = (
     # IMPORTANT: Keep this in sync with the ansible-test.txt requirements file.
-    CoverageVersion('7.10.7', 7, (3, 9), (3, 14)),
+    CoverageVersion('7.13.5', 7, (3, 10), (3, 15)),
+    CoverageVersion('7.10.7', 7, (3, 9), (3, 9)),
 )
 """
 This tuple specifies the coverage version to use for Python version ranges.
@@ -248,6 +249,7 @@ def generate_ansible_coverage_config() -> str:
     """Generate code coverage configuration for Ansible tests."""
     coverage_config = """
 [run]
+core = ctrace
 branch = True
 concurrency =
     multiprocessing
@@ -288,6 +290,7 @@ def generate_collection_coverage_config() -> str:
 
     coverage_config = f"""
 [run]
+core = ctrace
 branch = True
 concurrency =
     multiprocessing

test/units/module_utils/basic/test_imports.py

@@ -22,41 +22,51 @@ class TestImports(unittest.TestCase):
             if mod in sys.modules:
                 del sys.modules[mod]
 
-    @patch.object(builtins, '__import__')
-    def test_module_utils_basic_import_syslog(self, mock_import):
+    def test_module_utils_basic_import_syslog(self):
+        present = True
+
         def _mock_import(name, *args, **kwargs):
             if name == 'syslog':
+                if present:
+                    return unittest.mock.MagicMock()
                 raise ImportError
             return realimport(name, *args, **kwargs)
 
-        self.clear_modules(['syslog', 'ansible.module_utils.basic'])
-        mod = builtins.__import__('ansible.module_utils.basic')
-        self.assertTrue(mod.module_utils.basic.HAS_SYSLOG)
+        with patch.object(builtins, '__import__', _mock_import):
+            self.clear_modules(['syslog', 'ansible.module_utils.basic'])
+            mod = builtins.__import__('ansible.module_utils.basic')
+            self.assertTrue(mod.module_utils.basic.HAS_SYSLOG)
 
-        self.clear_modules(['syslog', 'ansible.module_utils.basic'])
-        mock_import.side_effect = _mock_import
-        mod = builtins.__import__('ansible.module_utils.basic')
-        self.assertFalse(mod.module_utils.basic.HAS_SYSLOG)
+            present = False
+
+            self.clear_modules(['syslog', 'ansible.module_utils.basic'])
+            mod = builtins.__import__('ansible.module_utils.basic')
+            self.assertFalse(mod.module_utils.basic.HAS_SYSLOG)
+
+            self.clear_modules(['syslog', 'ansible.module_utils.basic'])
+
+    def test_module_utils_basic_import_selinux(self):
+        present = True
 
-    @patch.object(builtins, '__import__')
-    def test_module_utils_basic_import_selinux(self, mock_import):
         def _mock_import(name, globals=None, locals=None, fromlist=tuple(), level=0, **kwargs):
             if name == 'ansible.module_utils.compat' and fromlist == ('selinux',):
+                if present:
+                    return unittest.mock.MagicMock()
                 raise ImportError
             return realimport(name, globals=globals, locals=locals, fromlist=fromlist, level=level, **kwargs)
 
-        try:
+        with patch.object(builtins, '__import__', _mock_import):
             self.clear_modules(['ansible.module_utils.compat.selinux', 'ansible.module_utils.basic'])
             mod = builtins.__import__('ansible.module_utils.basic')
             self.assertTrue(mod.module_utils.basic.HAVE_SELINUX)
-        except ImportError:
-            # no selinux on test system, so skip
-            pass
 
-        self.clear_modules(['ansible.module_utils.compat.selinux', 'ansible.module_utils.basic'])
-        mock_import.side_effect = _mock_import
-        mod = builtins.__import__('ansible.module_utils.basic')
-        self.assertFalse(mod.module_utils.basic.HAVE_SELINUX)
+            present = False
+
+            self.clear_modules(['ansible.module_utils.compat.selinux', 'ansible.module_utils.basic'])
+            mod = builtins.__import__('ansible.module_utils.basic')
+            self.assertFalse(mod.module_utils.basic.HAVE_SELINUX)
+
+            self.clear_modules(['ansible.module_utils.compat.selinux', 'ansible.module_utils.basic'])
 
     # FIXME: doesn't work yet
     # @patch.object(builtins, 'bytes')
@@ -64,22 +74,29 @@ class TestImports(unittest.TestCase):
     #     mock_bytes.side_effect = NameError()
     #     from ansible.module_utils import basic
 
-    @patch.object(builtins, '__import__')
-    def test_module_utils_basic_import_systemd_journal(self, mock_import):
+    def test_module_utils_basic_import_systemd_journal(self):
+        present = True
+
         def _mock_import(name, *args, **kwargs):
             try:
                 fromlist = kwargs.get('fromlist', args[2])
             except IndexError:
                 fromlist = []
             if name == 'systemd' and 'journal' in fromlist:
+                if present:
+                    return unittest.mock.MagicMock()
                 raise ImportError
             return realimport(name, *args, **kwargs)
 
-        self.clear_modules(['systemd', 'ansible.module_utils.basic'])
-        mod = builtins.__import__('ansible.module_utils.basic')
-        self.assertTrue(mod.module_utils.basic.has_journal)
+        with patch.object(builtins, '__import__', _mock_import):
+            self.clear_modules(['systemd', 'ansible.module_utils.basic'])
+            mod = builtins.__import__('ansible.module_utils.basic')
+            self.assertTrue(mod.module_utils.basic.has_journal)
 
-        self.clear_modules(['systemd', 'ansible.module_utils.basic'])
-        mock_import.side_effect = _mock_import
-        mod = builtins.__import__('ansible.module_utils.basic')
-        self.assertFalse(mod.module_utils.basic.has_journal)
+            present = False
+
+            self.clear_modules(['systemd', 'ansible.module_utils.basic'])
+            mod = builtins.__import__('ansible.module_utils.basic')
+            self.assertFalse(mod.module_utils.basic.has_journal)
+
+            self.clear_modules(['systemd', 'ansible.module_utils.basic'])

test/units/plugins/test_plugins.py

@@ -19,6 +19,7 @@
 from __future__ import annotations
 
 import os
+import sys
 
 import unittest
 from unittest.mock import patch, MagicMock
@@ -49,10 +50,12 @@ class TestErrors(unittest.TestCase):
         bam = MagicMock()
         bam.__file__ = '/path/to/my/foo/bar/bam/__init__.py'
         bar_pkg.bam = bam
-        foo_pkg.return_value.bar = bar_pkg
+        foo_pkg.bar = bar_pkg
         pl = PluginLoader('test', 'foo.bar.bam', 'test', 'test_plugin')
-        with patch('builtins.__import__', foo_pkg):
-            self.assertEqual(pl._get_package_paths(), ['/path/to/my/foo/bar/bam'])
+        sys.modules['foo'] = foo_pkg
+        sys.modules['foo.bar'] = bar_pkg
+        sys.modules['foo.bar.bam'] = bam
+        self.assertEqual(pl._get_package_paths(), ['/path/to/my/foo/bar/bam'])
 
     def test_plugins__get_paths(self):
         pl = PluginLoader('test', '', 'test', 'test_plugin')