Add verifying test-case for bug 52420

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1649147 13f79535-47bb-0310-9956-ffa450edef68

src/scratchpad/testcases/org/apache/poi/hwpf/converter/TestWordToHtmlConverter.java

@@ -252,4 +252,13 @@ public class TestWordToHtmlConverter extends POITestCase
         assertContains(result, "<td class=\"td1\" colspan=\"3\">");
         assertContains(result, "<td class=\"td2\" colspan=\"2\">");
     }
+
+    public void testBug52420() throws Exception {
+        String result = getHtmlText( "52420.doc");
+
+        assertFalse(result.contains( "FORMTEXT" ));
+
+        assertContains(result, "\u0417\u0410\u0414\u0410\u041d\u0418\u0415");
+        assertContains(result, "\u041f\u0440\u0435\u043f\u043e\u0434\u0430\u0432\u0430\u0442\u0435\u043b\u044c");
+    }
 }