package ch.ethz.inf.vs.californium.plugtests.tests;
import java.net.URI;
import java.net.URISyntaxException;
import ch.ethz.inf.vs.californium.Utils;
import ch.ethz.inf.vs.californium.coap.CoAP.Code;
import ch.ethz.inf.vs.californium.coap.CoAP.ResponseCode;
import ch.ethz.inf.vs.californium.coap.CoAP.Type;
import ch.ethz.inf.vs.californium.coap.MediaTypeRegistry;
import ch.ethz.inf.vs.californium.coap.Request;
import ch.ethz.inf.vs.californium.coap.Response;
import ch.ethz.inf.vs.californium.plugtests.PlugtestChecker.TestClientAbstract;
/**
* TD_COAP_CORE_22: Perform GET transaction with responses containing the
* ETag option and requests containing the If-Match option (CON mode)
*
* @author Matthias Kovatsch
*/
public class CC22 extends TestClientAbstract {
public static final String RESOURCE_URI = "/validate";
public final ResponseCode EXPECTED_RESPONSE_CODE_PREAMBLE = ResponseCode.CONTENT;
public final ResponseCode EXPECTED_RESPONSE_CODE_A = ResponseCode.CHANGED;
public final ResponseCode EXPECTED_RESPONSE_CODE_B = ResponseCode.PRECONDITION_FAILED;
public byte[] etag1;
public byte[] etag2;
public CC22(String serverURI) {
super(CC22.class.getSimpleName());
Request request = new Request(Code.GET, Type.CON);
executeRequest(request, serverURI, RESOURCE_URI);
}
@Override
protected synchronized void executeRequest(Request request, String serverURI, String resourceUri) {
// defensive check for slash
if (!serverURI.endsWith("/") && !resourceUri.startsWith("/")) {
resourceUri = "/" + resourceUri;
}
URI uri = null;
try {
uri = new URI(serverURI + resourceUri);
} catch (URISyntaxException use) {
throw new IllegalArgumentException("Invalid URI: "
+ use.getMessage());
}
request.setURI(uri);
// print request info
if (verbose) {
System.out.println("Request for test " + this.testName
+ " sent");
Utils.prettyPrint(request);
}
// execute the request
try {
Response response = null;
boolean success = true;
System.out.println();
System.out.println("**** TEST: " + testName + " ****");
System.out.println("**** BEGIN CHECK ****");
// Part A
request.send();
response = request.waitForResponse(6000);
// checking the response
if (response != null) {
// print response info
if (verbose) {
System.out.println("Response received");
System.out.println("Time elapsed (ms): "
+ response.getRTT());
Utils.prettyPrint(response);
}
success &= checkInt(EXPECTED_RESPONSE_CODE_PREAMBLE.value,
response.getCode().value, "code");
success &= hasEtag(response);
success &= hasNonEmptyPalyoad(response);
success &= hasContentType(response);
if (success) {
etag1 = response.getOptions().getETags().get(0);
// Part A
request = new Request(Code.PUT, Type.CON);
request.getOptions().addIfMatch(etag1);
request.setPayload("TD_COAP_CORE_22 Part A",
MediaTypeRegistry.TEXT_PLAIN);
request.setURI(uri);
request.send();
response = request.waitForResponse(6000);
// checking the response
if (response != null) {
// print response info
if (verbose) {
System.out.println("Response received");
System.out.println("Time elapsed (ms): "
+ response.getRTT());
Utils.prettyPrint(response);
}
success &= checkInt(EXPECTED_RESPONSE_CODE_A.value,
response.getCode().value, "code");
success &= hasContentType(response);
// check new ETag
request = new Request(Code.GET, Type.CON);
request.setURI(uri);
request.send();
response = request.waitForResponse(6000);
// checking the response
if (response != null) {
etag2 = response.getOptions().getETags().get(0);
success &= checkInt(EXPECTED_RESPONSE_CODE_PREAMBLE.value, response.getCode().value, "code");
success &= hasEtag(response);
success &= hasNonEmptyPalyoad(response);
success &= hasContentType(response);
success &= checkDifferentOption(etag1, etag2, "ETag");
if (success) {
// change server resource
request = new Request(Code.PUT, Type.CON);
request.setURI(uri);
request.setPayload("It should change " + Math.random(), MediaTypeRegistry.TEXT_PLAIN);
request.send();
Thread.sleep(1000);
// Part B
request = new Request(Code.PUT, Type.CON);
request.getOptions().addIfMatch(etag1);
request.setPayload("TD_COAP_CORE_22 Part B", MediaTypeRegistry.TEXT_PLAIN);
request.setURI(uri);
request.send();
response = request.waitForResponse(6000);
// checking the response
if (response != null) {
// print response info
if (verbose) {
System.out.println("Response received");
System.out.println("Time elapsed (ms): " + response.getRTT());
Utils.prettyPrint(response);
}
success &= checkType(Type.ACK, response.getType());
success &= checkInt(EXPECTED_RESPONSE_CODE_B.value, response.getCode().value, "code");
}
}
}
}
}
}
if (success) {
System.out.println("**** TEST PASSED ****");
addSummaryEntry(testName + ": PASSED");
} else {
System.out.println("**** TEST FAILED ****");
addSummaryEntry(testName + ": --FAILED--");
}
tickOffTest();
// } catch (IOException e) {
// System.err.println("Failed to execute request: " +
// e.getMessage());
// System.exit(-1);
} catch (InterruptedException e) {
System.err.println("Interupted during receive: "
+ e.getMessage());
System.exit(-1);
}
}
protected boolean checkResponse(Request request, Response response) {
return false;
}
}