import junit.framework.TestCase;

/** @author David Beaumont */
@GwtCompatible
public class EscapersTest extends TestCase {
  public void testNullEscaper() throws IOException {
    Escaper escaper = Escapers.nullEscaper();
    EscaperAsserts.assertBasic(escaper);
    String s = "\0\n\t\\az09~\uD800\uDC00\uFFFF";
    assertEquals("null escaper should have no effect", s, escaper.escape(s));
  }