Initial commit
diff --git a/src/test/java/com/intel/jndn/management/FaceStatusTest.java b/src/test/java/com/intel/jndn/management/FaceStatusTest.java
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+/*
+ * File name: FaceStatusTest.java
+ *
+ * Purpose: Test whether the decoding for the face management service is
+ * working correctly
+ *
+ * © Copyright Intel Corporation. All rights reserved.
+ * Intel Corporation, 2200 Mission College Boulevard,
+ * Santa Clara, CA 95052-8119, USA
+ */
+package com.intel.jndn.management;
+
+import com.intel.jndn.utils.Client;
+import java.util.List;
+import net.named_data.jndn.Data;
+import net.named_data.jndn.Face;
+import net.named_data.jndn.Interest;
+import net.named_data.jndn.Name;
+import net.named_data.jndn.encoding.EncodingException;
+import net.named_data.jndn.util.Blob;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+import org.junit.Test;
+import static org.junit.Assert.*;
+
+/**
+ * Test whether the decoding for the face management service is working
+ * correctly
+ *
+ * @author Andrew Brown <andrew.brown@intel.com>
+ */
+public class FaceStatusTest {
+
+ private static final Logger logger = LogManager.getLogger();
+
+ /**
+ * Test of decode method, of class FaceStatus.
+ *
+ * @throws java.lang.Exception
+ */
+ @Test
+ public void testDecode() throws Exception {
+ Data data = getFaceData(true);
+ List<FaceStatus> results = FaceStatus.decode(data);
+ assertTrue(results.size() > 4);
+ for (FaceStatus f : results) {
+ // the first face (face 1) should always be the internal face
+ if (f.faceId == 1) {
+ assertEquals("internal://", f.uri);
+ assertEquals("internal://", f.localUri);
+ }
+ }
+ }
+
+ /**
+ * Integration test to run on actual system
+ *
+ * @param args
+ * @throws EncodingException
+ */
+ public static void main(String[] args) throws EncodingException {
+ Data data = getFaceData(false);
+ List<FaceStatus> results = FaceStatus.decode(data);
+ assertTrue(results.size() > 4);
+ for (FaceStatus f : results) {
+ // the first face (face 1) should always be the internal face
+ if (f.faceId == 1) {
+ assertEquals("internal://", f.uri);
+ assertEquals("internal://", f.localUri);
+ }
+ }
+ }
+
+ /**
+ * Retrieve a TLV encoded representation of the face list data
+ *
+ * @param usePreComputedData to avoid errors when local NFD is not present
+ * @return
+ */
+ private static Data getFaceData(boolean usePreComputedData) {
+ // use pre-computed data to avoid errors when local NFD is not present
+ if (usePreComputedData) {
+ Data data = new Data();
+ data.setContent(new Blob(hexStringToByteArray(DATA)));
+ return data;
+ } // alternately, query the actual localhost for current data
+ else {
+ Face forwarder = new Face("localhost");
+
+ // build management Interest packet; see http://redmine.named-data.net/projects/nfd/wiki/StatusDataset
+ Interest interest = new Interest(new Name("/localhost/nfd/faces/list"));
+ interest.setMustBeFresh(true);
+ interest.setChildSelector(Interest.CHILD_SELECTOR_RIGHT);
+ interest.setInterestLifetimeMilliseconds(2000.0);
+
+ // send packet
+ Data data = Client.getDefault().getSync(forwarder, interest);
+ String hex = data.getContent().toHex();
+ logger.info("Hex dump of face list: " + hex);
+ return data;
+ }
+ }
+
+ /**
+ * Pre-computed face list from a vanilla NFD running on Ubuntu 14.04
+ */
+ private static final String DATA = "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";
+
+ /**
+ * Convert hex string to bytes; special thanks to
+ * http://stackoverflow.com/questions/140131
+ *
+ * @param s
+ * @return
+ */
+ private static byte[] hexStringToByteArray(String s) {
+ int len = s.length();
+ byte[] data = new byte[len / 2];
+ for (int i = 0; i < len; i += 2) {
+ data[i / 2] = (byte) ((Character.digit(s.charAt(i), 16) << 4)
+ + Character.digit(s.charAt(i + 1), 16));
+ }
+ return data;
+ }
+
+}