assertTrue(isFoobar.apply("Foxyzoabcbar"));
    assertFalse(isFoobar.apply("Foobarx"));
  }

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testContainsPattern_nulls() throws Exception {
    NullPointerTester tester = new NullPointerTester();
    Predicate<CharSequence> isWooString = Predicates.containsPattern("Woo");

    tester.testAllPublicInstanceMethods(isWooString);