testMessage.setMid(12345L);
            assertEquals(12345, testMessage.hashCode());
        }

        @Test
        @DisplayName("Should be equal when MIDs match")
        void testEquals() {
            TestServerMessageBlock2 other = new TestServerMessageBlock2(mockConfig);
            testMessage.setMid(12345L);
            other.setMid(12345L);

            assertTrue(testMessage.equals(other));

            hashFunction.newHasher().putUnencodedChars("ab").putChar('c').hash(),
            hashFunction.newHasher().putChar('a').putChar('b').putChar('c').hash())
        .testEquals();

    int size = random.nextInt(2048);
    byte[] bytes = new byte[size];
    random.nextBytes(bytes);
    String string = new String(bytes, US_ASCII);
    assertEquals(

    new EqualsTester()
        .addEqualityGroup(original, same)
        .addEqualityGroup(reverse)
        .addEqualityGroup(diff2)
        .testEquals();
  }

  public void testMapDifferencePredicateTypical() {
    Map<Integer, String> left = ImmutableMap.of(1, "a", 2, "b", 3, "c", 4, "d", 5, "e");

    multimap.put("foo", 1);
    multimap.put("bar", 2);
    Multimap<String, Integer> multimapView = Multimaps.forMap(map);
    new EqualsTester().addEqualityGroup(multimap, multimapView).addEqualityGroup(map).testEquals();
    Multimap<String, Integer> multimap2 = HashMultimap.create();
    multimap2.put("foo", 1);
    assertFalse(multimapView.equals(multimap2));
    multimap2.put("bar", 1);