@Test
public void testNonASCII() {
Assert.assertFalse(CharsetUtil.isASCII(SWISS_GERMAN_HELLO));
Assert.assertFalse(CharsetUtil.isASCII(RUSSIAN_HELLO));
}
@Test
public void testAllASCII() {
String s = "Like hello and stuff";
Assert.assertTrue(CharsetUtil.isASCII(s));
}