}
                }
                if (logger.isDebugEnabled()) {
                    logger.debug("generator path: {}", s);
                }
                return s;
            }).allMatch(s -> {
                final boolean found = new File(s).isFile();
                if (found && logger.isDebugEnabled()) {
                    logger.debug("Generator command found: {}", s);
                }

        ArgumentCaptor<Integer> lenCap = ArgumentCaptor.forClass(Integer.class);
        verify(raf, atLeast(2)).write(any(byte[].class), anyInt(), lenCap.capture());
        assertTrue(lenCap.getAllValues().stream().allMatch(len -> len == 1));
    }

    @Test
    @DisplayName("write(short/char/int/long/float/double): correct byte lengths")
    void write_multiByteVariants_lengths() throws Exception {