* note that the execution order of all listeners is ultimately chosen by the implementations of
   * the supplied executors.
   *
   * <p>This method is idempotent. Calling it several times in parallel is semantically equivalent
   * to calling it exactly once.
   *
   * @since 10.0 (present in 1.0 as {@code run})
   */
  public void execute() {

        auth.close(); // idempotent

        // All operations should throw IllegalStateException
        assertThrows(IllegalStateException.class, () -> auth.getPassword());
        assertThrows(IllegalStateException.class, () -> auth.getPasswordAsCharArray());
    }

    /**
     * Test multiple close() calls (idempotency)
     */
    @Test

   * note that the execution order of all listeners is ultimately chosen by the implementations of
   * the supplied executors.
   *
   * <p>This method is idempotent. Calling it several times in parallel is semantically equivalent
   * to calling it exactly once.
   *
   * @since 10.0 (present in 1.0 as {@code run})
   */
  public void execute() {

            assertThrows(CIFSException.class, () -> ctx.verifyMIC(data, null));
        }

        @Test
        @DisplayName("dispose toggles state and is not idempotent")
        void testDisposeBehavior() throws Exception {
            DummySSPContext ctx = new DummySSPContext(new byte[] { 1 }, true, null, null, 0, false);
            ctx.dispose();

    Object toBeSupplied = new Object();
    Supplier<Object> objectSupplier = Suppliers.ofInstance(toBeSupplied);
    assertSame(toBeSupplied, objectSupplier.get());
    assertSame(toBeSupplied, objectSupplier.get()); // idempotent
  }

  public void testOfInstanceSuppliesNull() {
    Supplier<@Nullable Integer> nullSupplier = Suppliers.ofInstance(null);
    assertNull(nullSupplier.get());
  }

  @J2ktIncompatible

        assertEquals("working", result);

        // Close it
        cbToClose.close();

        // Should not throw exception (close should be idempotent)
        cbToClose.close();
    }

    @Test
    public void testEnhancedMetricsTracking() throws Exception {
        SmbCircuitBreaker cbWithEnhanced = new SmbCircuitBreaker("enhanced-test");

        // 408's are rare in practice, but some servers like HAProxy use this response code. The
        // spec says that we may repeat the request without modifications. Modern browsers also
        // repeat the request (even non-idempotent ones.)
        if (!client.retryOnConnectionFailure) {
          // The application layer has directed us not to retry the request.
          return null
        }

    assertThat(partEfg.headers).isEqualTo(headersOf("Content-ID", "efg"))
    assertThat(partEfg.body.readUtf8()).isEqualTo("efgh")

    assertThat(parts.nextPart()).isNull()
  }

  @Test fun `no more parts is idempotent`() {
    val multipart =
      """
      |--simple boundary
      |
      |abcd
      |--simple boundary--
      |
      |efgh
      |--simple boundary--
      """.trimMargin()

     * `ID > lastGoodStreamId` on a new connection.  In- flight streams with
     * `ID <= lastGoodStreamId` can only be replayed on a new connection if they are idempotent.
     *
     * @param lastGoodStreamId the last stream ID the peer processed before sending this message. If
     *     [lastGoodStreamId] is zero, the peer processed no frames.

      int value = random.nextInt();
      HashCode hashcode1 = hashFunction.hashInt(value);
      HashCode hashcode2 = hashFunction.hashInt(value);
      Assert.assertEquals(hashcode1, hashcode2); // idempotent
      Assert.assertEquals(hashFunction.bits(), hashcode1.bits());
      Assert.assertEquals(hashFunction.bits(), hashcode1.asBytes().length * 8);
      hashcodes.add(hashcode1);
    }