component部分方法测试，出现首个byte为负数的情况

src/test/java/component/HopLimitTest.java

@@ -0,0 +1,67 @@
+package component;
+
+import encoding.*;
+import org.junit.Test;
+
+import java.util.Arrays;
+
+import static org.junit.Assert.*;
+
+/*
+ * @Author: feng Zhao
+ * @Description:
+ * @Version: 1.0.0
+ * @Date: 16:09 2021/3/25
+ * @Copyright: MIN-Group；国家重大科技基础设施——未来网络北大实验室；深圳市信息论与未来网络重点实验室
+ */
+
+public class HopLimitTest {
+    int MaxPacketSize = 8800;
+    @Test
+    public void TestHopLimit_GetHopLimit() {
+        HopLimit hop = new HopLimit();
+        System.out.println("interest；"+hop.getHopLimit());
+        hop.setHopLimit(1234848876468746468L);
+        assertEquals(hop.getHopLimit(),1234848876468746468L);
+        assertTrue(hop.isInitial());
+    }
+
+    @Test
+    public void TestHopLimit_WireEncode() throws ComponentException, EncoderException, BlockException {
+        HopLimit hop = new HopLimit();
+        System.out.println("interest；"+hop.getHopLimit());
+        hop.setHopLimit(1234848876468746468L);
+        assertEquals(hop.getHopLimit(),1234848876468746468L);
+        assertTrue(hop.isInitial());
+
+        Encoder encoder = new Encoder();
+        encoder.encoderReset(new SizeT(MaxPacketSize), new SizeT(0));
+        hop.wireEncode(encoder);
+        byte[] buf = encoder.getBuffer();
+        System.out.println("HopLimit buf:"+ Arrays.toString(buf));
+        Block block = Block.createBlockByBuffer(buf, false);
+        System.out.println("HopLimit block: "+block.getType()+","+block.getLength()+","+Arrays.toString(block.getValue()));
+    }
+
+    @Test
+    public void TestHopLimit_WireDecode() throws EncoderException, ComponentException, BlockException {
+        HopLimit hop = new HopLimit();
+        System.out.println("interest；"+hop.getHopLimit());
+        hop.setHopLimit(1234848876468746468L);
+        assertEquals(hop.getHopLimit(),1234848876468746468L);
+        assertTrue(hop.isInitial());
+
+        Encoder encoder = new Encoder();
+        encoder.encoderReset(new SizeT(MaxPacketSize), new SizeT(0));
+        hop.wireEncode(encoder);
+        byte[] buf = encoder.getBuffer();
+        System.out.println("HopLimit buf:"+ Arrays.toString(buf));
+        Block block = Block.createBlockByBuffer(buf, false);
+        System.out.println("HopLimit block: "+block.getType()+","+block.getLength()+","+Arrays.toString(block.getValue()));
+
+        InterestLifeTime interest1 = new InterestLifeTime();
+        interest1.wireDecode(block);
+        System.out.println("interest1: "+hop.getHopLimit());
+        System.out.println("interest1: "+hop.isInitial());
+    }
+}