public void testCharSequence() throws Exception
{
String s = "abcdefghijkl";
SimpleString s1 = new SimpleString(s);
Assert.assertEquals('a', s1.charAt(0));
Assert.assertEquals('b', s1.charAt(1));
Assert.assertEquals('c', s1.charAt(2));
Assert.assertEquals('k', s1.charAt(10));
Assert.assertEquals('l', s1.charAt(11));