/**
* Test quotes with escaped sub quote.
*/
public void testQuotesWithEscapedSubQuote() {
ConfigString string = new ConfigString("'${A.\\'A}' and '@{a.${b}}'", variables, properties);
assertTrue("sub failed in expand", string.expand("", variables,
properties));
assertEquals("'${A.\\'A}' and '@{a.${b}}'", string.toString());
string.reset(); // Reintialize
}