diff --git a/src/test/java/com/loafle/overflow/module/target/service/TargetDiscoveryServiceTest.java b/src/test/java/com/loafle/overflow/module/target/service/TargetDiscoveryServiceTest.java
index 5a8a603..f2e6f39 100644
--- a/src/test/java/com/loafle/overflow/module/target/service/TargetDiscoveryServiceTest.java
+++ b/src/test/java/com/loafle/overflow/module/target/service/TargetDiscoveryServiceTest.java
@@ -4,6 +4,7 @@ import com.loafle.overflow.module.discovery.model.Host;
 import com.loafle.overflow.module.probe.model.Probe;
 import com.loafle.overflow.spring.AppConfig;
 import com.loafle.overflow.spring.JdbcConfiguration;
+import com.loafle.overflow.spring.MailConfiguration;
 import org.codehaus.jackson.map.DeserializationConfig;
 import org.codehaus.jackson.map.ObjectMapper;
 import org.junit.Ignore;
@@ -15,6 +16,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.io.ResourceLoader;
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.util.ReflectionUtils;
 
 import java.io.BufferedReader;
 import java.io.FileReader;
@@ -30,7 +32,7 @@ import java.util.List;
  */
 
 @RunWith(SpringJUnit4ClassRunner.class)
-@ContextConfiguration(classes = {AppConfig.class, JdbcConfiguration.class})
+@ContextConfiguration(classes = {AppConfig.class, JdbcConfiguration.class, MailConfiguration.class})
 public class TargetDiscoveryServiceTest {
 
     @Autowired
@@ -77,6 +79,31 @@ public class TargetDiscoveryServiceTest {
         Method m = this.targetDiscoveryService.getClass().getMethod("saveAllTarget", List.class, Probe.class);
 //        Method m = TargetDiscoveryService.class.getMethod("saveAllTarget", List.class, Probe.class);
 
+        Class<?> clazz = AopUtils.getTargetClass(this.targetDiscoveryService);
+        Method[] ms = clazz.getMethods();
+
+        Method sm = null;
+        for(Method mm : ms){
+            if ("saveAllTarget".equals(mm.getName())) {
+                sm = mm;
+                break;
+            }
+        }
+
+        if (sm != null) {
+            Type[] ts = sm.getGenericParameterTypes();
+            for(Type t : ts){
+                if (t instanceof ParameterizedType) {
+                    ParameterizedType pt = (ParameterizedType)t;
+                    System.out.println(pt.getActualTypeArguments()[0].getTypeName());
+                }
+                System.out.println(t.getTypeName());
+
+
+            }
+        }
+
+
         System.out.println(m.getName());
         Type[] genericParameterTypes = m.getGenericParameterTypes();