Add an ast.parse unit test for modules to simulate ansible-doc

test/units/TestModules.py

@@ -0,0 +1,30 @@
+# -*- coding: utf-8 -*-
+
+import os
+import ast
+import unittest
+from ansible import utils
+
+
+class TestModules(unittest.TestCase):
+
+    def list_all_modules(self):
+        paths = utils.plugins.module_finder._get_paths()
+        paths = [x for x in paths if os.path.isdir(x)]
+        module_list = []
+        for path in paths:
+            for (dirpath, dirnames, filenames) in os.walk(path):
+                for filename in filenames:
+                    module_list.append(os.path.join(dirpath, filename))
+        return module_list
+
+    def test_ast_parse(self):
+        module_list = self.list_all_modules()
+        ERRORS = []
+        # attempt to parse each module with ast
+        for m in module_list:
+            try:
+                ast.parse(''.join(open(m)))
+            except Exception, e:
+                ERRORS.append((m, e))
+        assert len(ERRORS) == 0, "get_docstring errors: %s" % ERRORS