Index: trunk/test/unit/org/openstreetmap/josm/data/validation/tests/TagCheckerTest.java
===================================================================
--- trunk/test/unit/org/openstreetmap/josm/data/validation/tests/TagCheckerTest.java	(revision 15610)
+++ trunk/test/unit/org/openstreetmap/josm/data/validation/tests/TagCheckerTest.java	(revision 15613)
@@ -315,3 +315,11 @@
         assertFalse(TagChecker.containsUnusualUnicodeCharacter("name", "Tallinn — Narva"));
     }
+
+    /**
+     * Non-regression test for <a href="https://josm.openstreetmap.de/ticket/18449">Bug #18449</a>.
+     */
+    @Test
+    public void testTicket18449() {
+        assertFalse(TagChecker.containsUnusualUnicodeCharacter("name", "Hökumət Evi"));
+    }
 }