public void testBase16() {
    testEncodingWithCasing(base16(), "", "");
    testEncodingWithCasing(base16(), "f", "66");
    testEncodingWithCasing(base16(), "fo", "666F");
    testEncodingWithCasing(base16(), "foo", "666F6F");
    testEncodingWithCasing(base16(), "foob", "666F6F62");
    testEncodingWithCasing(base16(), "fooba", "666F6F6261");
    testEncodingWithCasing(base16(), "foobar", "666F6F626172");
  }

  enum EncodingOption {
    BASE64(BaseEncoding.base64()),
    BASE64_URL(BaseEncoding.base64Url()),
    BASE32(BaseEncoding.base32()),
    BASE32_HEX(BaseEncoding.base32Hex()),
    BASE16(BaseEncoding.base16());

    final BaseEncoding encoding;

    EncodingOption(BaseEncoding encoding) {
      this.encoding = encoding;
    }
  }

  @Param EncodingOption encoding;

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.hash;

import static com.google.common.io.BaseEncoding.base16;
import static java.nio.charset.StandardCharsets.UTF_8;
import static org.junit.Assert.assertThrows;

import com.google.common.collect.ImmutableSet;
import com.google.common.collect.ImmutableTable;

   */
  public static BaseEncoding base32Hex() {
    return BASE32_HEX;
  }

  private static final BaseEncoding BASE16 = new Base16Encoding("base16()", "0123456789ABCDEF");

  /**
   * The "base16" encoding specified by <a href="http://tools.ietf.org/html/rfc4648#section-8">RFC
   * 4648 section 8</a>, Base 16 Encoding. (This is the same as the base 16 encoding from <a

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.hash;

import static com.google.common.io.BaseEncoding.base16;
import static java.nio.charset.StandardCharsets.UTF_8;
import static org.junit.Assert.assertThrows;

import com.google.common.collect.ImmutableSet;
import com.google.common.collect.ImmutableTable;

      return new ByteArrayByteSource(bytes, newOffset, (int) length);
    }

    @Override
    public String toString() {
      return "ByteSource.wrap("
          + Ascii.truncate(BaseEncoding.base16().encode(bytes, offset, length), 30, "...")
          + ")";
    }
  }

  private static final class EmptyByteSource extends ByteArrayByteSource {