assertEquals(I18N, writer2.toString());
    assertEquals(I18N.length(), copied);
  }

  /**
   * Test for Guava issue 1061: http://code.google.com/p/guava-libraries/issues/detail?id=1061
   *
   * <p>CharStreams.copy was failing to clear its CharBuffer after each read call, which effectively

    assertEquals(I18N, writer2.toString());
    assertEquals(I18N.length(), copied);
  }

  /**
   * Test for Guava issue 1061: http://code.google.com/p/guava-libraries/issues/detail?id=1061
   *
   * <p>CharStreams.copy was failing to clear its CharBuffer after each read call, which effectively

 *   <dt>An IPv6 "IPv4 compatible" (or "compat") address, {@code "::192.168.0.1"}.
 *   <dd>{@code 00 00 00 00 00 00 00 00 00 00 00 00 c0 a8 00 01}
 *   <dt>An IPv6 "IPv4 mapped" address, {@code "::ffff:192.168.0.1"}.
 *   <dd>{@code 00 00 00 00 00 00 00 00 00 00 ff ff c0 a8 00 01}
 * </dl>
 *
 * <p>A few notes about IPv6 "IPv4 mapped" addresses and their observed use in Java.
 *

    // Mixed string
    // "a\u020ac\u00a2b\\u024B62u020acc\u00a2de\u024B62"
    assertWellFormed(
        0x61, 0xc8, 0x8a, 0x63, 0xc2, 0xa2, 0x62, 0x5c, 0x75, 0x30, 0x32, 0x34, 0x42, 0x36, 0x32,
        0x75, 0x30, 0x32, 0x30, 0x61, 0x63, 0x63, 0xc2, 0xa2, 0x64, 0x65, 0xc9, 0x8b, 0x36, 0x32);
    // Not a valid string
    assertNotWellFormed(-1, 0, -1, 0);
  }

  }

  // From https://github.com/BrandonHaynes/siphash-csharp/blob/master/tests/Tests.cs
  public void testKnownValues() {
    assertSip(new byte[] {}, 0x726fdb47dd0e0e31L);
    assertSip(new byte[] {0x61}, 0x2ba3e8e9a71148caL);
    assertSip(new byte[1000000], 0x28205108397aa742L);
    assertSip("12345678", 0x02130609caea37ebL);
    assertSip("abcdef", 0x2a6e77e733c7c05dL);
    assertSip("SipHash", 0x8325093242a96f60L);

            39080, 9500, 50868, 21548, 27874, 32068, 21382, 3737, 21334, 24052, 20122, 50948, 20241,
            25511, 22855, 36939, 36130, 32500, 50556, 22686, 33879, 30382, 3103, 20061, 26446,
            20505, 177, 3119, 973, 24065, 31614, 32066, 28246, 25289, 32856, 32154, 20064, 25215,
            21547, 28608, 54617, 9660, 33268, 2339, 22833, 181, 26680, 31227, 39044, 32676, 2349,

import junit.framework.TestCase;

/**
 * Unit test for {@link Ascii}.
 *
 * @author Craig Berry
 */
@GwtCompatible
public class AsciiTest extends TestCase {

  /**
   * The Unicode points {@code 00c1} and {@code 00e1} are the upper- and lowercase forms of
   * A-with-acute-accent, {@code Á} and {@code á}.
   */
  private static final String IGNORED = "`10-=~!@#$%^&*()_+[]\\{}|;':\",./<>?'\u00c1\u00e1\n";

            39080, 9500, 50868, 21548, 27874, 32068, 21382, 3737, 21334, 24052, 20122, 50948, 20241,
            25511, 22855, 36939, 36130, 32500, 50556, 22686, 33879, 30382, 3103, 20061, 26446,
            20505, 177, 3119, 973, 24065, 31614, 32066, 28246, 25289, 32856, 32154, 20064, 25215,
            21547, 28608, 54617, 9660, 33268, 2339, 22833, 181, 26680, 31227, 39044, 32676, 2349,