Huge role refactoring/cleanup. Other commits will propably follow. Because some bugs will exist. Still important for longrun and also for auto docs/help/slideshow generation

tests/integration/test_role_dependencies_meta_resolve.py

@@ -0,0 +1,47 @@
+import unittest
+import os
+import glob
+import yaml
+
+class TestRoleDependencies(unittest.TestCase):
+    def test_dependencies_exist(self):
+        # Determine the path to the roles directory relative to this test file
+        tests_dir = os.path.dirname(__file__)
+        project_root = os.path.abspath(os.path.join(tests_dir, os.pardir, os.pardir))
+        roles_dir = os.path.join(project_root, 'roles')
+
+        # Find all meta/main.yml files under roles/*/meta/main.yml
+        pattern = os.path.join(roles_dir, '*', 'meta', 'main.yml')
+        meta_files = glob.glob(pattern)
+        self.assertTrue(meta_files, f"No meta/main.yml files found with pattern {pattern}")
+
+        for meta_file in meta_files:
+            role_dir = os.path.dirname(os.path.dirname(meta_file))
+            role_name = os.path.basename(role_dir)
+            with self.subTest(role=role_name):
+                # Load the YAML metadata
+                with open(meta_file, 'r') as f:
+                    meta = yaml.safe_load(f) or {}
+
+                # Extract dependencies list
+                dependencies = meta.get('dependencies', [])
+                self.assertIsInstance(dependencies, list, f"'dependencies' for role '{role_name}' is not a list")
+
+                for dep in dependencies:
+                    # Dependencies can be strings or dicts with a 'role' key
+                    if isinstance(dep, str):
+                        dep_name = dep
+                    elif isinstance(dep, dict) and 'role' in dep:
+                        dep_name = dep['role']
+                    else:
+                        self.fail(f"Invalid dependency format {dep!r} in role '{role_name}'")
+
+                    dep_path = os.path.join(roles_dir, dep_name)
+                    # Assert that the dependency role directory exists
+                    self.assertTrue(
+                        os.path.isdir(dep_path),
+                        f"Role '{role_name}' declares dependency '{dep_name}' but '{dep_path}' does not exist"
+                    )
+
+if __name__ == '__main__':
+    unittest.main()