1 files changed, 55 insertions, 0 deletions
diff --git a/src/ansiblelint/testing/fixtures.py b/src/ansiblelint/testing/fixtures.py
new file mode 100644
index 0000000..bf7160f
--- /dev/null
+++ b/src/ansiblelint/testing/fixtures.py
@@ -0,0 +1,55 @@
+"""PyTest Fixtures.
+
+They should not be imported, instead add code below to your root conftest.py
+file:
+
+pytest_plugins = ['ansiblelint.testing']
+"""
+from __future__ import annotations
+
+import copy
+import os
+from argparse import Namespace
+from typing import Iterator
+
+import pytest
+from _pytest.fixtures import SubRequest
+
+from ansiblelint.config import options  # noqa: F401
+from ansiblelint.constants import DEFAULT_RULESDIR
+from ansiblelint.rules import RulesCollection
+from ansiblelint.testing import RunFromText
+
+
+@pytest.fixture(name="default_rules_collection")
+def fixture_default_rules_collection() -> RulesCollection:
+    """Return default rule collection."""
+    assert os.path.isdir(DEFAULT_RULESDIR)
+    # For testing we want to manually enable opt-in rules
+    options.enable_list = ["no-same-owner"]
+    return RulesCollection(rulesdirs=[DEFAULT_RULESDIR], options=options)
+
+
+@pytest.fixture
+def default_text_runner(default_rules_collection: RulesCollection) -> RunFromText:
+    """Return RunFromText instance for the default set of collections."""
+    return RunFromText(default_rules_collection)
+
+
+@pytest.fixture
+def rule_runner(request: SubRequest, config_options: Namespace) -> RunFromText:
+    """Return runner for a specific rule class."""
+    rule_class = request.param
+    config_options.enable_list.append(rule_class().id)
+    collection = RulesCollection(options=config_options)
+    collection.register(rule_class())
+    return RunFromText(collection)
+
+
+@pytest.fixture(name="config_options")
+def fixture_config_options() -> Iterator[Namespace]:
+    """Return configuration options that will be restored after testrun."""
+    global options  # pylint: disable=global-statement,invalid-name
+    original_options = copy.deepcopy(options)
+    yield options
+    options = original_options