Feature/test inventory (#30707)

* [test] move inventory test to right path
* [feat] add unit test for yaml inventory plugin

test/units/plugins/inventory/test_inventory.py

@@ -20,10 +20,14 @@ from __future__ import (absolute_import, division, print_function)
 __metaclass__ = type
 
 import string
+import textwrap
 
+from ansible import constants as C
+from ansible.compat.tests import mock
 from ansible.compat.tests import unittest
 from ansible.module_utils.six import string_types
 from ansible.module_utils._text import to_text
+from units.mock.path import mock_unfrackpath_noop
 
 from ansible.inventory.manager import InventoryManager, split_host_pattern
 
@@ -156,6 +160,22 @@ class IniInventory(unittest.TestCase):
             else:
                 self.assertIsInstance(variables['var%s' % i], type(values[i]))
 
+    @mock.patch('ansible.inventory.manager.unfrackpath', mock_unfrackpath_noop)
+    @mock.patch('os.path.exists', lambda x: True)
+    @mock.patch('os.access', lambda x, y: True)
+    def test_yaml_inventory(self, filename="test.yaml"):
+        inventory_content = {filename: textwrap.dedent("""\
+        ---
+        all:
+            hosts:
+                test1
+                test2
+        """)}
+        C.INVENTORY_ENABLED = ['yaml']
+        fake_loader = DictDataLoader(inventory_content)
+        im = InventoryManager(loader=fake_loader, sources=filename)
+        self.assertTrue(im._inventory.hosts)
+
     def _get_inventory(self, inventory_content):
 
         fake_loader = DictDataLoader({__file__: inventory_content})