assertNotNull(expanded);
        assertEquals(outlen, expanded.length);

        // Test vectors from RFC 3961 Appendix A.1
        // 64-fold("012345")
        verifyNfold("012345", 8,
                new byte[] { (byte) 0xbe, (byte) 0x07, (byte) 0x26, (byte) 0x31, (byte) 0x27, (byte) 0x6b, (byte) 0x19, (byte) 0x55 });

        // 56-fold("password")
        verifyNfold("password", 7,

        assertEquals(0, hash.length);
    }

    // Test that changing lmCompatibility at runtime doesn't affect already loaded static value
    @ParameterizedTest
    @ValueSource(strings = { "0", "1", "2", "3", "4", "5" })
    void testLmCompatibilityStaticInitialization(String lmCompatibility) {
        // Attempt to change the property (won't affect static final LM_COMPATIBILITY)

    testRotate(new byte[] {1, 2, 3, 4, 5}, 0, new byte[] {1, 2, 3, 4, 5});
    testRotate(new byte[] {1, 2, 3, 4, 5}, 1, new byte[] {5, 1, 2, 3, 4});
    testRotate(new byte[] {1, 2, 3, 4, 5}, 3, new byte[] {3, 4, 5, 1, 2});
    testRotate(new byte[] {1, 2, 3, 4, 5}, 4, new byte[] {2, 3, 4, 5, 1});
    testRotate(new byte[] {1, 2, 3, 4, 5}, 6, new byte[] {5, 1, 2, 3, 4});
  }

  public void testRotateIndexed() {

    testRotate(new char[] {'1', '2', '3', '4', '5'}, -3, new char[] {'4', '5', '1', '2', '3'});
    testRotate(new char[] {'1', '2', '3', '4', '5'}, -1, new char[] {'2', '3', '4', '5', '1'});
    testRotate(new char[] {'1', '2', '3', '4', '5'}, 0, new char[] {'1', '2', '3', '4', '5'});
    testRotate(new char[] {'1', '2', '3', '4', '5'}, 1, new char[] {'5', '1', '2', '3', '4'});

    testRotate(new double[] {1, 2, 3, 4, 5}, -1, new double[] {2, 3, 4, 5, 1});
    testRotate(new double[] {1, 2, 3, 4, 5}, 0, new double[] {1, 2, 3, 4, 5});
    testRotate(new double[] {1, 2, 3, 4, 5}, 1, new double[] {5, 1, 2, 3, 4});
    testRotate(new double[] {1, 2, 3, 4, 5}, 3, new double[] {3, 4, 5, 1, 2});
    testRotate(new double[] {1, 2, 3, 4, 5}, 4, new double[] {2, 3, 4, 5, 1});

    testRotate(new int[] {1, 2, 3, 4, 5}, 1, new int[] {5, 1, 2, 3, 4});
    testRotate(new int[] {1, 2, 3, 4, 5}, 3, new int[] {3, 4, 5, 1, 2});
    testRotate(new int[] {1, 2, 3, 4, 5}, 4, new int[] {2, 3, 4, 5, 1});
    testRotate(new int[] {1, 2, 3, 4, 5}, 6, new int[] {5, 1, 2, 3, 4});
  }

  public void testRotateIndexed() {
    testRotate(new int[] {}, 0, 0, 0, new int[] {});

    testRotate(new short[] {1, 2, 3, 4, 5}, 0, new short[] {1, 2, 3, 4, 5});
    testRotate(new short[] {1, 2, 3, 4, 5}, 1, new short[] {5, 1, 2, 3, 4});
    testRotate(new short[] {1, 2, 3, 4, 5}, 3, new short[] {3, 4, 5, 1, 2});
    testRotate(new short[] {1, 2, 3, 4, 5}, 4, new short[] {2, 3, 4, 5, 1});
    testRotate(new short[] {1, 2, 3, 4, 5}, 6, new short[] {5, 1, 2, 3, 4});
  }

  public void testRotateIndexed() {

        void testHashCode() {
            testBlock.setMid(0x1234);
            assertEquals(0x1234, testBlock.hashCode());
        }

        @Test
        @DisplayName("Test equals method")
        void testEquals() {
            testBlock.setMid(0x1234);

            TestServerMessageBlock other = new TestServerMessageBlock(mockConfig);
            other.setMid(0x1234);

            assertTrue(testBlock.equals(other));

            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);

    testRotate(new double[] {1, 2, 3, 4, 5}, -1, new double[] {2, 3, 4, 5, 1});
    testRotate(new double[] {1, 2, 3, 4, 5}, 0, new double[] {1, 2, 3, 4, 5});
    testRotate(new double[] {1, 2, 3, 4, 5}, 1, new double[] {5, 1, 2, 3, 4});
    testRotate(new double[] {1, 2, 3, 4, 5}, 3, new double[] {3, 4, 5, 1, 2});
    testRotate(new double[] {1, 2, 3, 4, 5}, 4, new double[] {2, 3, 4, 5, 1});