assertEquals(eval(i, ""), true);
assertEquals(eval(i, "asdf"), false);
}
public void testISNUMBER() throws Exception {
ISNUMBER i = new ISNUMBER();
assertEquals(eval(i, ""), false);
assertEquals(eval(i, 1), true);
assertEquals(eval(i, 1.), true);
assertEquals(eval(i, false), false);
}