}
@Test
public void testCompositeStringExpression() throws Exception {
SpelExpressionParser parser = new SpelExpressionParser();
Expression ex = parser.parseExpression("hello ${'world'}", DEFAULT_TEMPLATE_PARSER_CONTEXT);
checkString("hello world", ex.getValue());
checkString("hello world", ex.getValue(String.class));
checkString("hello world", ex.getValue((Object)null, String.class));
checkString("hello world", ex.getValue(new Rooty()));
checkString("hello world", ex.getValue(new Rooty(), String.class));