1 files changed, 57 insertions, 0 deletions
diff --git a/test/units/module_utils/common/validation/test_check_required_together.py b/test/units/module_utils/common/validation/test_check_required_together.py
new file mode 100644
index 0000000..8a2daab
--- /dev/null
+++ b/test/units/module_utils/common/validation/test_check_required_together.py
@@ -0,0 +1,57 @@
+# -*- coding: utf-8 -*-
+# Copyright (c) 2020 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
+__metaclass__ = type
+
+import pytest
+
+from ansible.module_utils._text import to_native
+from ansible.module_utils.common.validation import check_required_together
+
+
+@pytest.fixture
+def together_terms():
+    return [
+        ['bananas', 'potatoes'],
+        ['cats', 'wolves']
+    ]
+
+
+def test_check_required_together(together_terms):
+    params = {
+        'bananas': 'hello',
+        'potatoes': 'this is here too',
+        'dogs': 'haha',
+    }
+    assert check_required_together(together_terms, params) == []
+
+
+def test_check_required_together_missing(together_terms):
+    params = {
+        'bananas': 'woohoo',
+        'wolves': 'uh oh',
+    }
+    expected = "parameters are required together: bananas, potatoes"
+
+    with pytest.raises(TypeError) as e:
+        check_required_together(together_terms, params)
+
+    assert to_native(e.value) == expected
+
+
+def test_check_required_together_missing_none():
+    terms = None
+    params = {
+        'foo': 'bar',
+        'baz': 'buzz',
+    }
+    assert check_required_together(terms, params) == []
+
+
+def test_check_required_together_no_params(together_terms):
+    with pytest.raises(TypeError) as te:
+        check_required_together(together_terms, None)
+
+    assert "'NoneType' object is not iterable" in to_native(te.value)