Fix fixture lookup in pytest_generate_tests

Signed-off-by: Kirill Sosnovskikh <k.sosnovskikh@yadro.com>

README.md

@@ -21,7 +21,7 @@ Additionally, `allure-validator` can be added to pre-commit hooks:
 # .pre-commit-config.yaml
 repos:
   - repo: https://git.frostfs.info/TrueCloudLab/allure-validator
-    rev:  1.0.0
+    rev: latest
     hooks:
       - id: allure-validator
         args: ["pytest_tests/"]

src/allure_validator/collect.py

@@ -133,9 +133,13 @@ def fixtures(ast_fixtures: list[ast.FunctionDef], ast_hooks: list[ast.FunctionDe
 
     for ast_hook in ast_hooks:
         path = getattr(ast_hook, ATTR_PATH)
-        for node in ast_hook.body:
-            if isinstance(node, ast.Expr):
-                if parse.decorator(node.value) == PYTEST_METAFUNC_PARAMETRIZE:
+        for node in ast.walk(ast_hook):
+            if not isinstance(node, ast.Expr):
+                continue
+
+            if parse.decorator(node.value) != PYTEST_METAFUNC_PARAMETRIZE:
+                continue
+
             fixture_names = parse.param_names(node.value.args[0])
             for name in fixture_names:
                 # Dynamic fake fixture