}

        public void setThrowException(boolean throwException) {
            this.throwException = throwException;
        }

        public void reset() {
            transformCallCount = 0;
            lastResponseData = null;
            returnedResultData = null;
            throwException = false;
        }
    }

    /**

        private boolean throwExceptionOnConvert = false;

        public void setThrowExceptionOnInit(boolean throwException) {
            this.throwExceptionOnInit = throwException;
        }

        public void setThrowExceptionOnConvert(boolean throwException) {
            this.throwExceptionOnConvert = throwException;
        }

        @Override
        public void init() throws IOException {

         * @return Integer
         */
        public Integer echo(final Integer arg) {
            return arg;
        }

        /**
         *
         */
        public void throwException() {
            throw new IllegalStateException("hoge");
        }
    }

    /**
     *
     */
    public class MyBean2 {
        /**
         *
         */

        when(mockDelegate.getResponseTimeout()).thenThrow(testException);

        // When & Then
        RuntimeException thrownException = assertThrows(RuntimeException.class, () -> {
            delegatingConfig.getResponseTimeout();
        });

        assertSame(testException, thrownException, "Should propagate exception from delegate");
        verify(mockDelegate).getResponseTimeout();
    }

    @Test

            doThrow(testException).when(mockSession).close();

            Exception thrownException = assertThrows(Exception.class, mockSession::close, "close() should propagate exceptions");
            assertEquals("Test close exception", thrownException.getMessage());
        }
    }

    @Nested
    @DisplayName("Configuration Access Tests")
    class ConfigurationAccessTest {