1 files changed, 27 insertions, 0 deletions
diff --git a/test/units/regex/test_invalid_var_names.py b/test/units/regex/test_invalid_var_names.py
new file mode 100644
index 0000000000..d47e68d3e5
--- /dev/null
+++ b/test/units/regex/test_invalid_var_names.py
@@ -0,0 +1,27 @@
+# Make coding more python3-ish
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
+from units.compat import unittest
+
+from ansible import constants as C
+
+
+test_cases = (('not-valid', ['-'], 'not_valid'), ('not!valid@either', ['!', '@'], 'not_valid_either'), ('1_nor_This', ['1'], '__nor_This'))
+
+
+class TestInvalidVars(unittest.TestCase):
+
+    def test_positive_matches(self):
+
+        for name, invalid, sanitized in test_cases:
+            self.assertEqual(C.INVALID_VARIABLE_NAMES.findall(name), invalid)
+
+    def test_negative_matches(self):
+        for name in ('this_is_valid', 'Also_1_valid', 'noproblem'):
+            self.assertEqual(C.INVALID_VARIABLE_NAMES.findall(name), [])
+
+    def test_get_setting(self):
+
+        for name, invalid, sanitized in test_cases:
+            self.assertEqual(C.INVALID_VARIABLE_NAMES.sub('_', name), sanitized)