public void testKnownIntegerInputs() {
    assertHash(593689054, murmur3_32().hashInt(0));
    assertHash(-189366624, murmur3_32().hashInt(-42));
    assertHash(-1134849565, murmur3_32().hashInt(42));
    assertHash(-1718298732, murmur3_32().hashInt(Integer.MIN_VALUE));
    assertHash(-1653689534, murmur3_32().hashInt(Integer.MAX_VALUE));
  }

  public void testKnownLongInputs() {

  public void testKnownIntegerInputs() {
    assertHash(593689054, murmur3_32().hashInt(0));
    assertHash(-189366624, murmur3_32().hashInt(-42));
    assertHash(-1134849565, murmur3_32().hashInt(42));
    assertHash(-1718298732, murmur3_32().hashInt(Integer.MIN_VALUE));
    assertHash(-1653689534, murmur3_32().hashInt(Integer.MAX_VALUE));
  }

  public void testKnownLongInputs() {

  }

  @Override
  public HashCode hashString(CharSequence input, Charset charset) {
    return newHasher().putString(input, charset).hash();
  }

  @Override
  public HashCode hashInt(int input) {
    return newHasher(4).putInt(input).hash();
  }

  @Override
  public HashCode hashLong(long input) {
    return newHasher(8).putLong(input).hash();
  }

  @Override

  @Override
  public Hasher newHasher(int expectedInputSize) {
    Preconditions.checkArgument(expectedInputSize >= 0);
    return new ByteBufferHasher(expectedInputSize);
  }

  @Override
  public HashCode hashInt(int input) {
    return hashBytes(ByteBuffer.allocate(4).order(ByteOrder.LITTLE_ENDIAN).putInt(input).array());
  }

  @Override
  public HashCode hashLong(long input) {

/**
 * Static methods for implementing hash-based collections.
 *
 * @author Kevin Bourrillion
 * @author Jesse Wilson
 * @author Austin Appleby
 */
@GwtCompatible
final class Hashing {
  private Hashing() {}

  /*
   * These should be ints, but we need to use longs to force GWT to do the multiplications with
   * enough precision.
   */
  private static final long C1 = 0xcc9e2d51;

/**
 * Static methods for implementing hash-based collections.
 *
 * @author Kevin Bourrillion
 * @author Jesse Wilson
 * @author Austin Appleby
 */
@GwtCompatible
final class Hashing {
  private Hashing() {}

  /*
   * These should be ints, but we need to use longs to force GWT to do the multiplications with
   * enough precision.
   */
  private static final long C1 = 0xcc9e2d51;

  }

  private enum Algorithm {
    MD5("MD5", Hashing.md5()),
    SHA_1("SHA-1", Hashing.sha1()),
    SHA_256("SHA-256", Hashing.sha256()),
    SHA_384("SHA-384", Hashing.sha384()),
    SHA_512("SHA-512", Hashing.sha512());

    private final String algorithmName;
    private final HashFunction hashFn;

    Algorithm(String algorithmName, HashFunction hashFn) {
      this.algorithmName = algorithmName;

package com.google.common.hash;

import static com.google.common.hash.Funnels.byteArrayFunnel;
import static com.google.common.hash.Hashing.murmur3_128;
import static com.google.common.truth.Truth.assertThat;
import static java.nio.charset.StandardCharsets.UTF_8;

import com.google.common.hash.HashTestUtils.HashFn;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import junit.framework.TestCase;

 * limitations under the License.
 */

package com.google.common.hash;

import static com.google.common.hash.Hashing.md5;
import static com.google.common.hash.Hashing.sha1;
import static com.google.common.hash.Hashing.sha256;
import static com.google.common.hash.Hashing.sha384;
import static com.google.common.hash.Hashing.sha512;
import static com.google.common.truth.Truth.assertThat;
import static java.nio.charset.StandardCharsets.UTF_8;

import static com.google.common.hash.Hashing.adler32;
import static com.google.common.hash.Hashing.crc32;
import static com.google.common.hash.Hashing.farmHashFingerprint64;
import static com.google.common.hash.Hashing.goodFastHash;
import static com.google.common.hash.Hashing.md5;
import static com.google.common.hash.Hashing.murmur3_128;
import static com.google.common.hash.Hashing.murmur3_32;