add: testcase for nutz http 1.x plugin

apm-sniffer/apm-sdk-plugin/nutz-plugins/http-1.x-plugin/src/test/java/org/skywalking/apm/plugin/nutz/http/sync/SenderInterceptorTest.java

+package org.skywalking.apm.plugin.nutz.http.sync;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import java.lang.reflect.Method;
+import java.util.List;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.nutz.http.Request;
+import org.nutz.http.Request.METHOD;
+import org.nutz.http.Response;
+import org.nutz.http.Sender;
+import org.nutz.http.sender.FilePostSender;
+import org.nutz.http.sender.GetSender;
+import org.nutz.http.sender.PostSender;
+import org.powermock.modules.junit4.PowerMockRunnerDelegate;
+import org.skywalking.apm.agent.core.boot.ServiceManager;
+import org.skywalking.apm.agent.core.context.trace.AbstractTracingSpan;
+import org.skywalking.apm.agent.core.context.trace.TraceSegment;
+import org.skywalking.apm.agent.core.plugin.interceptor.enhance.EnhancedInstance;
+import org.skywalking.apm.agent.test.helper.SegmentHelper;
+import org.skywalking.apm.agent.test.tools.AgentServiceRule;
+import org.skywalking.apm.agent.test.tools.SegmentStorage;
+import org.skywalking.apm.agent.test.tools.SegmentStoragePoint;
+import org.skywalking.apm.agent.test.tools.TracingSegmentRunner;
+
+@RunWith(org.powermock.modules.junit4.PowerMockRunner.class)
+@PowerMockRunnerDelegate(TracingSegmentRunner.class)
+public class SenderInterceptorTest {
+
+    @SegmentStoragePoint
+    public SegmentStorage segmentStorage;
+
+    @Rule
+    public AgentServiceRule serviceRule = new AgentServiceRule();
+
+    @Mock
+    private EnhancedInstance enhancedInstance;
+
+    @Mock
+    Response resp;
+
+    SenderConstructorInterceptor constructorInterceptPoint;
+
+    SenderSendInterceptor senderSendInterceptor;
+
+    Method sendMethod;
+    Object[] allArguments;
+    Class<?>[] argumentsTypes;
+
+    @Before
+    public void setUp() throws Exception {
+        ServiceManager.INSTANCE.boot();
+        constructorInterceptPoint = new SenderConstructorInterceptor();
+        senderSendInterceptor = new SenderSendInterceptor();
+    }
+
+    public void setupSender(Class<? extends Sender> klass) throws NoSuchMethodException, SecurityException {
+        sendMethod = klass.getMethod("send");
+        allArguments = new Object[0];
+        argumentsTypes = new Class<?>[0];
+    }
+
+    @Test
+    public void test_constructor() {
+        Request request = Request.create("https://nutz.cn/yvr/list", METHOD.GET);
+        constructorInterceptPoint.onConstruct(enhancedInstance, new Object[]{request});
+        verify(enhancedInstance, times(1)).setSkyWalkingDynamicField(request);
+    }
+
+    @Test
+    public void test_getsender_send() throws NoSuchMethodException, SecurityException, Throwable {
+        setupSender(GetSender.class);
+        _sender_sender_test();
+    }
+
+    @Test
+    public void test_postsender_send() throws NoSuchMethodException, SecurityException, Throwable {
+        setupSender(PostSender.class);
+        _sender_sender_test();
+    }
+
+    @Test
+    public void test_filepostsender_send() throws NoSuchMethodException, SecurityException, Throwable {
+        setupSender(FilePostSender.class);
+        _sender_sender_test();
+    }
+
+    protected void _sender_sender_test() throws Throwable {
+        Request request = Request.create("https://nutz.cn/yvr/list", METHOD.GET);
+        constructorInterceptPoint.onConstruct(enhancedInstance, new Object[]{request});
+        verify(enhancedInstance, times(1)).setSkyWalkingDynamicField(request);
+
+        when(enhancedInstance.getSkyWalkingDynamicField()).thenReturn(request);
+        when(resp.getStatus()).thenReturn(200);
+
+        senderSendInterceptor.beforeMethod(enhancedInstance, sendMethod, allArguments, argumentsTypes, null);
+        senderSendInterceptor.afterMethod(enhancedInstance, sendMethod, allArguments, argumentsTypes, resp);
+
+        TraceSegment traceSegment = segmentStorage.getTraceSegments().get(0);
+        List<AbstractTracingSpan> spans = SegmentHelper.getSpans(traceSegment);
+        assertThat(spans.size(), is(1));
+        assertThat(spans.get(0).getOperationName(), is("/yvr/list"));
+    }
+}