Fix ansible-test multi-group smoke test handling. (#46363)

* Fix ansible-test smoke tests across groups.
* Fix ansible-test list arg defaults.
* Fix ansible-test require and exclude delegation.
* Fix detection of Windows specific changes.
* Add minimal Windows testing for Python 3.7.

test/runner/lib/cli.py

@@ -169,6 +169,11 @@ def parse_args():
                       nargs='*',
                       help='test the specified target').completer = complete_target
 
+    test.add_argument('--include',
+                      metavar='TARGET',
+                      action='append',
+                      help='include the specified target').completer = complete_target
+
     test.add_argument('--exclude',
                       metavar='TARGET',
                       action='append',
@@ -261,6 +266,11 @@ def parse_args():
                              default='all',
                              help='target to run when all tests are needed')
 
+    integration.add_argument('--changed-all-mode',
+                             metavar='MODE',
+                             choices=('default', 'include', 'exclude'),
+                             help='include/exclude behavior with --changed-all-target: %(choices)s')
+
     integration.add_argument('--list-targets',
                              action='store_true',
                              help='list matching targets instead of running tests')

test/runner/lib/config.py

@@ -71,6 +71,7 @@ class EnvironmentConfig(CommonConfig):
         self.python_version = self.python or '.'.join(str(i) for i in sys.version_info[:2])
 
         self.delegate = self.tox or self.docker or self.remote
+        self.delegate_args = []  # type: list[str]
 
         if self.delegate:
             self.requirements = True
@@ -104,9 +105,9 @@ class TestConfig(EnvironmentConfig):
 
         self.coverage = args.coverage  # type: bool
         self.coverage_label = args.coverage_label  # type: str
-        self.include = args.include  # type: list [str]
-        self.exclude = args.exclude  # type: list [str]
-        self.require = args.require  # type: list [str]
+        self.include = args.include or []  # type: list [str]
+        self.exclude = args.exclude or []  # type: list [str]
+        self.require = args.require or []  # type: list [str]
 
         self.changed = args.changed  # type: bool
         self.tracked = args.tracked  # type: bool
@@ -179,6 +180,7 @@ class IntegrationConfig(TestConfig):
         self.continue_on_error = args.continue_on_error  # type: bool
         self.debug_strategy = args.debug_strategy  # type: bool
         self.changed_all_target = args.changed_all_target  # type: str
+        self.changed_all_mode = args.changed_all_mode  # type: str
         self.list_targets = args.list_targets  # type: bool
         self.tags = args.tags
         self.skip_tags = args.skip_tags

test/runner/lib/delegation.py

@@ -458,6 +458,8 @@ def filter_options(args, argv, options, exclude, require):
             '--changed-from': 1,
             '--changed-path': 1,
             '--metadata': 1,
+            '--exclude': 1,
+            '--require': 1,
         })
     elif isinstance(args, SanityConfig):
         options.update({
@@ -482,6 +484,9 @@ def filter_options(args, argv, options, exclude, require):
 
         yield arg
 
+    for arg in args.delegate_args:
+        yield arg
+
     for target in exclude:
         yield '--exclude'
         yield target

test/runner/lib/executor.py

@@ -651,8 +651,19 @@ def command_integration_filter(args, targets, init_callback=None):
     """
     targets = tuple(target for target in targets if 'hidden/' not in target.aliases)
     changes = get_changes_filter(args)
-    require = (args.require or []) + changes
-    exclude = (args.exclude or [])
+
+    # special behavior when the --changed-all-target target is selected based on changes
+    if args.changed_all_target in changes:
+        # act as though the --changed-all-target target was in the include list
+        if args.changed_all_mode == 'include' and args.changed_all_target not in args.include:
+            args.include.append(args.changed_all_target)
+            args.delegate_args += ['--include', args.changed_all_target]
+        # act as though the --changed-all-target target was in the exclude list
+        elif args.changed_all_mode == 'exclude' and args.changed_all_target not in args.exclude:
+            args.exclude.append(args.changed_all_target)
+
+    require = args.require + changes
+    exclude = args.exclude
 
     internal_targets = walk_internal_targets(targets, args.include, exclude, require)
     environment_exclude = get_integration_filter(args, internal_targets)
@@ -675,7 +686,7 @@ def command_integration_filter(args, targets, init_callback=None):
     cloud_init(args, internal_targets)
 
     if args.delegate:
-        raise Delegate(require=changes, exclude=exclude, integration_targets=internal_targets)
+        raise Delegate(require=require, exclude=exclude, integration_targets=internal_targets)
 
     install_command_requirements(args)
 
@@ -1133,7 +1144,7 @@ def command_units(args):
     :type args: UnitsConfig
     """
     changes = get_changes_filter(args)
-    require = (args.require or []) + changes
+    require = args.require + changes
     include, exclude = walk_external_targets(walk_units_targets(), args.include, args.exclude, require)
 
     if not include:

test/runner/lib/sanity/__init__.py

@@ -58,7 +58,7 @@ def command_sanity(args):
     :type args: SanityConfig
     """
     changes = get_changes_filter(args)
-    require = (args.require or []) + changes
+    require = args.require + changes
     targets = SanityTargets(args.include, args.exclude, require)
 
     if not targets.include: