log.debug("passing input string: {}", inputStr);
final String outputStr = echoService.echoString(inputStr);
assertEquals("unequal strings", inputStr, outputStr);
log.debug("got output string: {}", outputStr);
java.nio.ByteBuffer outputBuf = cs.encode(outputStr);
for (int i = 0; i < 7; i++) {
assertEquals("unexpected byte", buf.get(i), outputBuf.get(i));
}
}