1 files changed, 74 insertions, 0 deletions
diff --git a/test/units/module_utils/common/parameters/test_handle_aliases.py b/test/units/module_utils/common/parameters/test_handle_aliases.py
new file mode 100644
index 0000000..e20a888
--- /dev/null
+++ b/test/units/module_utils/common/parameters/test_handle_aliases.py
@@ -0,0 +1,74 @@
+# -*- 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
+__metaclass__ = type
+
+
+import pytest
+
+from ansible.module_utils.common.parameters import _handle_aliases
+from ansible.module_utils._text import to_native
+
+
+def test_handle_aliases_no_aliases():
+    argument_spec = {
+        'name': {'type': 'str'},
+    }
+
+    params = {
+        'name': 'foo',
+        'path': 'bar'
+    }
+
+    expected = {}
+    result = _handle_aliases(argument_spec, params)
+
+    assert expected == result
+
+
+def test_handle_aliases_basic():
+    argument_spec = {
+        'name': {'type': 'str', 'aliases': ['surname', 'nick']},
+    }
+
+    params = {
+        'name': 'foo',
+        'path': 'bar',
+        'surname': 'foo',
+        'nick': 'foo',
+    }
+
+    expected = {'surname': 'name', 'nick': 'name'}
+    result = _handle_aliases(argument_spec, params)
+
+    assert expected == result
+
+
+def test_handle_aliases_value_error():
+    argument_spec = {
+        'name': {'type': 'str', 'aliases': ['surname', 'nick'], 'default': 'bob', 'required': True},
+    }
+
+    params = {
+        'name': 'foo',
+    }
+
+    with pytest.raises(ValueError) as ve:
+        _handle_aliases(argument_spec, params)
+        assert 'internal error: aliases must be a list or tuple' == to_native(ve.error)
+
+
+def test_handle_aliases_type_error():
+    argument_spec = {
+        'name': {'type': 'str', 'aliases': 'surname'},
+    }
+
+    params = {
+        'name': 'foo',
+    }
+
+    with pytest.raises(TypeError) as te:
+        _handle_aliases(argument_spec, params)
+        assert 'internal error: required and default are mutually exclusive' in to_native(te.error)