diff --git a/hippo4j-core/pom.xml b/hippo4j-core/pom.xml
index 7088a3f1..2429039c 100644
--- a/hippo4j-core/pom.xml
+++ b/hippo4j-core/pom.xml
@@ -20,5 +20,9 @@
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-inline</artifactId>
+        </dependency>
     </dependencies>
 </project>
diff --git a/hippo4j-core/src/test/java/cn/hippo4j/core/proxy/RejectedProxyInvocationHandlerTest.java b/hippo4j-core/src/test/java/cn/hippo4j/core/proxy/RejectedProxyInvocationHandlerTest.java
new file mode 100644
index 00000000..5e47f293
--- /dev/null
+++ b/hippo4j-core/src/test/java/cn/hippo4j/core/proxy/RejectedProxyInvocationHandlerTest.java
@@ -0,0 +1,58 @@
+package cn.hippo4j.core.proxy;
+
+import cn.hippo4j.common.api.ThreadPoolCheckAlarm;
+import cn.hippo4j.common.config.ApplicationContextHolder;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.jupiter.api.Assertions;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockedStatic;
+import org.mockito.Mockito;
+import org.mockito.junit.MockitoJUnitRunner;
+import org.springframework.context.ApplicationContext;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.util.concurrent.atomic.AtomicLong;
+
+
+@RunWith(MockitoJUnitRunner.class)
+public class RejectedProxyInvocationHandlerTest {
+
+    @Mock
+    private ThreadPoolCheckAlarm mockAlarmHandler;
+
+    @Mock
+    private ApplicationContext applicationContext;
+
+    @Mock
+    private Method mockMethod;
+    private RejectedProxyInvocationHandler handler;
+
+    @Before
+    public void setUp() {
+        Object target = new Object();
+        String threadPoolId = "test-pool";
+        AtomicLong rejectCount = new AtomicLong(0);
+        handler = new RejectedProxyInvocationHandler(target, threadPoolId, rejectCount);
+    }
+
+    @Test
+    public void testInvoke() throws Throwable {
+
+        Object[] mockArgs = new Object[] {"arg1", "arg2"};
+        MockedStatic<ApplicationContextHolder> mockedStatic = Mockito.mockStatic(ApplicationContextHolder.class);
+        mockedStatic.when(ApplicationContextHolder::getInstance).thenReturn(applicationContext);
+        mockedStatic.when(() -> ApplicationContextHolder.getBean(ThreadPoolCheckAlarm.class)).thenReturn(mockAlarmHandler);
+        Mockito.doNothing().when(mockAlarmHandler).asyncSendRejectedAlarm("test-pool");
+        handler.invoke(null, mockMethod, mockArgs);
+
+        Mockito.when(mockMethod.invoke(new Object(), mockArgs)).thenThrow(new IllegalAccessException());
+        try {
+            handler.invoke(null, mockMethod, mockArgs);
+        } catch (Exception ex){
+            Assertions.assertTrue(ex instanceof InvocationTargetException);
+        }
+    }
+}