assertThat(limiter.getRate()).isEqualTo(5.0);
    limiter.setRate(10.0);
    assertThat(limiter.getRate()).isEqualTo(10.0);

    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(0.0));
    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(-10.0));
    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(Double.NaN));
  }

    assertThat(limiter.getRate()).isEqualTo(5.0);
    limiter.setRate(10.0);
    assertThat(limiter.getRate()).isEqualTo(10.0);

    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(0.0));
    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(-10.0));
    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(Double.NaN));
  }

        transformer1.setName("instance1");
        transformer2.setName("instance2");
        transformer3.setName("instance3");

        assertEquals("instance1", transformer1.getName());
        assertEquals("instance2", transformer2.getName());
        assertEquals("instance3", transformer3.getName());

        // Change one instance's name
        transformer2.setName("changed2");

        // Others should remain unchanged

            if (responseData != null) {
                processedUrls.add(responseData.getUrl());
                state++;
            }

            ResultData resultData = new ResultData();
            resultData.setTransformerName(name);
            resultData.setData(("State: " + state).getBytes());
            return resultData;
        }

        @Override

            for (int state : disconnectedStates) {
                transport.setState(state);
                assertTrue(transport.isDisconnected(), "State " + state + " should be disconnected");
            }

            for (int state : connectedStates) {
                transport.setState(state);
                assertFalse(transport.isDisconnected(), "State " + state + " should not be disconnected");
            }

        state.incrementRetry();

        // For test purposes, execute recovery immediately without delay
        // In production, this might use the delay from getNextRetryTime()
        executor.submit(() -> attemptRecovery(channel, state));
    }

    private void scheduleRecoveryWithTransport(ChannelInfo channel, FailoverState state, SmbTransport newTransport) {

            assertDoesNotThrow(() -> request.setData(data, 0, data.length));
        }

        @Test
        @DisplayName("Should set data with partial buffer")
        void testSetDataPartialBuffer() {
            byte[] data = new byte[1024];
            new Random().nextBytes(data);

            assertDoesNotThrow(() -> request.setData(data, 100, 500));
        }

        @Test

            final File file = File.createTempFile("crawler-", "");
            file.delete();
            file.mkdirs();
            file.deleteOnExit();
            fileTransformer.setPath(file.getAbsolutePath());
            crawler.addUrl(url);
            crawler.crawlerContext.setMaxAccessCount(maxCount);
            crawler.crawlerContext.setNumOfThread(numOfThread);

        registration.setState(WitnessRegistrationState.REGISTERED);
        assertEquals(WitnessRegistrationState.REGISTERED, registration.getState());

        registration.setState(WitnessRegistrationState.UNREGISTERING);
        assertEquals(WitnessRegistrationState.UNREGISTERING, registration.getState());

        registration.setState(WitnessRegistrationState.FAILED);

    @Test
    void testZeroScoreChannels() {
        loadBalancer.setStrategy(LoadBalancingStrategy.WEIGHTED_RANDOM);

        // Create channels with zero scores (failed state)
        channel1.setState(ChannelState.FAILED);
        channel2.setState(ChannelState.FAILED);

        when(mockChannelManager.getHealthyChannels()).thenReturn(Arrays.asList(channel1, channel2));