CIFSContext ctx2 = mock(CIFSContext.class);
        Configuration config2 = mock(Configuration.class);
        Credentials creds2 = mock(Credentials.class);
        NameServiceClient nsc2 = mock(NameServiceClient.class);
        when(ctx2.getConfig()).thenReturn(config2);
        when(ctx2.getCredentials()).thenReturn(creds2);
        when(ctx2.getNameServiceClient()).thenReturn(nsc2);

public interface Request extends Message {

    /**
     * Gets the number of credits this request requires.
     *
     * @return number of credits this request requires
     */
    int getCreditCost();

    /**
     * Sets the number of request credits.
     *
     * @param credits the number of credits to set
     */
    void setRequestCredits(int credits);

    /**
     * Checks if this is a cancel request.
     *

    }

    /**
     * Get the number of send credits granted
     *
     * @return credits granted
     */
    public int getCreditsGranted() {
        return creditsGranted;
    }

    /**
     * Set the number of send credits granted
     *
     * @param creditsGranted credits to grant
     */
    public void setCreditsGranted(int creditsGranted) {

    }

    /**
     * Validates SMB credits value
     *
     * @param credits the credits value to validate
     * @throws IllegalArgumentException if credits value is invalid
     */
    public static void validateCredits(int credits) {
        if (credits < 0) {
            throw new IllegalArgumentException("Credits cannot be negative: " + credits);
        }
        if (credits > MAX_CREDITS) {

        this.maxVersion = maxVersion;
    }

    /**
     * Get number of credits requested
     *
     * @return credits requested
     */
    public int getCreditsRequested() {
        return creditsRequested;
    }

    /**
     * Set number of credits requested
     *
     * @param creditsRequested credits to request
     */
    public void setCreditsRequested(int creditsRequested) {

        this.selectedVersion = selectedVersion;
    }

    /**
     * Get number of credits granted
     *
     * @return credits granted
     */
    public int getCreditsGranted() {
        return creditsGranted;
    }

    /**
     * Set number of credits granted
     *
     * @param creditsGranted credits granted
     */
    public void setCreditsGranted(int creditsGranted) {

    }

    @Test
    @DisplayName("Test initial credits edge cases")
    void testInitialCreditsEdgeCases() {
        // Test zero credits
        when(negotiationResponse.getInitialCredits()).thenReturn(0);
        assertEquals(0, negotiationResponse.getInitialCredits());

        // Test negative credits (edge case)
        when(negotiationResponse.getInitialCredits()).thenReturn(-1);

     */
    public static final int DEFAULT_RDMA_READ_WRITE_SIZE = 1048576; // 1MB

    /**
     * Default maximum number of receive credits
     */
    public static final int DEFAULT_RECEIVE_CREDIT_MAX = 255;

    /**
     * Default target number of send credits
     */
    public static final int DEFAULT_SEND_CREDIT_TARGET = 32;

    /**
     * Default maximum receive size (8KB)
     */

    }

    /**
     * Get the number of send credits requested
     *
     * @return credits requested
     */
    public int getCreditsRequested() {
        return creditsRequested;
    }

    /**
     * Set the number of send credits requested
     *
     * @param creditsRequested credits to request
     */
    public void setCreditsRequested(int creditsRequested) {

     * Set received status
     */
    void received();

    /**
     * Unset received status
     */
    void clearReceived();

    /**
     * Gets the number of credits granted by the server.
     *
     * @return number of credits granted by the server
     */
    int getGrantedCredits();

    /**
     * Gets the error status code.
     *
     * @return status code
     */
    int getErrorCode();