1 files changed, 43 insertions, 0 deletions
diff --git a/test/units/plugins/filter/test_core.py b/test/units/plugins/filter/test_core.py
new file mode 100644
index 0000000..df4e472
--- /dev/null
+++ b/test/units/plugins/filter/test_core.py
@@ -0,0 +1,43 @@
+# -*- coding: utf-8 -*-
+# Copyright (c) 2019 Ansible Project
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+from __future__ import absolute_import, division, print_function
+from jinja2.runtime import Undefined
+from jinja2.exceptions import UndefinedError
+__metaclass__ = type
+
+import pytest
+
+from ansible.module_utils._text import to_native
+from ansible.plugins.filter.core import to_uuid
+from ansible.errors import AnsibleFilterError
+
+
+UUID_DEFAULT_NAMESPACE_TEST_CASES = (
+    ('example.com', 'ae780c3a-a3ab-53c2-bfb4-098da300b3fe'),
+    ('test.example', '8e437a35-c7c5-50ea-867c-5c254848dbc2'),
+    ('café.example', '8a99d6b1-fb8f-5f78-af86-879768589f56'),
+)
+
+UUID_TEST_CASES = (
+    ('361E6D51-FAEC-444A-9079-341386DA8E2E', 'example.com', 'ae780c3a-a3ab-53c2-bfb4-098da300b3fe'),
+    ('361E6D51-FAEC-444A-9079-341386DA8E2E', 'test.example', '8e437a35-c7c5-50ea-867c-5c254848dbc2'),
+    ('11111111-2222-3333-4444-555555555555', 'example.com', 'e776faa5-5299-55dc-9057-7a00e6be2364'),
+)
+
+
+@pytest.mark.parametrize('value, expected', UUID_DEFAULT_NAMESPACE_TEST_CASES)
+def test_to_uuid_default_namespace(value, expected):
+    assert expected == to_uuid(value)
+
+
+@pytest.mark.parametrize('namespace, value, expected', UUID_TEST_CASES)
+def test_to_uuid(namespace, value, expected):
+    assert expected == to_uuid(value, namespace=namespace)
+
+
+def test_to_uuid_invalid_namespace():
+    with pytest.raises(AnsibleFilterError) as e:
+        to_uuid('example.com', namespace='11111111-2222-3333-4444-555555555')
+    assert 'Invalid value' in to_native(e.value)