}

  public void testEvilFuture_setFuture() throws Exception {
    RuntimeException exception = new RuntimeException("you didn't say the magic word!");
    AbstractFuture<String> evilFuture =
        new AbstractFuture<String>() {
          @Override
          public void addListener(Runnable r, Executor e) {
            throw exception;
          }
        };

    }

    @Test
    void testChannelSelection() {
        try {
            channelManager.selectChannel(mockMessage);
            fail("Should throw exception when no channels available");
        } catch (Exception e) {
            // Expected - no channels available
            assertTrue(e instanceof ChannelLoadBalancer.NoAvailableChannelException);
        }
    }

    @Test

        SMBProtocolDecodingException exception =
                assertThrows(SMBProtocolDecodingException.class, () -> response.readBytesWireFormat(buffer, bufferIndex),
                        "Should throw SMBProtocolDecodingException for invalid structure size");

        assertEquals("Expected structureSize = 9", exception.getMessage());
    }

    @ParameterizedTest

    Object one = new Object();
    Exception e = new Exception();
    CacheLoader<Object, Object> loader =
        new CacheLoader<Object, Object>() {
          @Override
          public Object load(Object key) {
            return one;
          }

          @Override
          public ListenableFuture<Object> reload(Object key, Object oldValue) throws Exception {
            throw e;
          }

    @Test
    @DisplayName("Default constructor should create exception with null message and cause")
    void testDefaultConstructor() {
        // Given & When
        CIFSUnsupportedCryptoException exception = new CIFSUnsupportedCryptoException();

        // Then
        assertNull(exception.getMessage(), "Default constructor should have null message");
        assertNull(exception.getCause(), "Default constructor should have null cause");

            // Test passes - exception was thrown as expected
        }
    }

    /**
     * Test that resource content is properly read using readAllBytes.
     * Verifies that the new implementation correctly reads entire resource content.
     */
    @Test
    public void testResourceReading_readAllBytesCorrectness() throws Exception {
        // Read using the new method (readAllBytes)

 */
package jcifs.smb;

/**
 * Exception thrown when SMB message signature validation fails.
 * Indicates that the integrity of an SMB message could not be verified.
 *
 * @author mbechler
 *
 */
public class SMBSignatureValidationException extends SmbException {

    /**
     * Default constructor for SMB signature validation exception.
     */
    public SMBSignatureValidationException() {
    }

        suggester.createIndexIfNothing();
    }

    @AfterClass
    public static void afterClass() throws Exception {
        runner.close();
        runner.clean();
    }

    @Before
    public void before() throws Exception {
        suggester.indexer().deleteAll();
        suggester.settings().badword().deleteAll();
        suggester.settings().elevateWord().deleteAll();

If you want to catch exceptions and create a custom response based on that, create a [Custom Exception Handler](../handling-errors.md#install-custom-exception-handlers).

## Dependencies with `yield` and `except` { #dependencies-with-yield-and-except }

        runner.ensureYellow();
    }

    @AfterClass
    public static void afterClass() throws Exception {
        runner.close();
        runner.clean();
    }

    @Before
    public void before() throws Exception {
        runner.admin().indices().prepareDelete("_all").execute().actionGet();
        runner.refresh();