diff --git a/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/CmpExtendSpringbootTest.java b/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/CmpExtendSpringbootTest.java
new file mode 100644
index 000000000..f13627bd7
--- /dev/null
+++ b/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/CmpExtendSpringbootTest.java
@@ -0,0 +1,39 @@
+package com.yomahub.liteflow.test.extend;
+
+import com.yomahub.liteflow.core.FlowExecutor;
+import com.yomahub.liteflow.flow.LiteflowResponse;
+import com.yomahub.liteflow.slot.DefaultContext;
+import com.yomahub.liteflow.test.BaseTest;
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.test.context.TestPropertySource;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import javax.annotation.Resource;
+
+/**
+ * springboot环境测试声明式组件继承其他类的场景
+ * @author Bryan.Zhang
+ * @since 2.7.1
+ */
+@RunWith(SpringRunner.class)
+@TestPropertySource(value = "classpath:/extend/application.properties")
+@SpringBootTest(classes = CmpExtendSpringbootTest.class)
+@EnableAutoConfiguration
+@ComponentScan({"com.yomahub.liteflow.test.extend.cmp"})
+public class CmpExtendSpringbootTest extends BaseTest {
+
+    @Resource
+    private FlowExecutor flowExecutor;
+
+    @Test
+    public void testExtend() throws Exception{
+        LiteflowResponse<DefaultContext> response = flowExecutor.execute2Resp("chain1", "arg");
+        Assert.assertTrue(response.isSuccess());
+    }
+
+}
diff --git a/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/cmp/ACmp.java b/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/cmp/ACmp.java
new file mode 100644
index 000000000..58ee70a52
--- /dev/null
+++ b/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/cmp/ACmp.java
@@ -0,0 +1,24 @@
+/**
+ * <p>Title: liteflow</p>
+ * <p>Description: 轻量级的组件式流程框架</p>
+ * @author Bryan.Zhang
+ * @email weenyc31@163.com
+ * @Date 2020/4/1
+ */
+package com.yomahub.liteflow.test.extend.cmp;
+
+import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
+import com.yomahub.liteflow.annotation.LiteflowMethod;
+import com.yomahub.liteflow.core.NodeComponent;
+import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
+import org.springframework.stereotype.Component;
+
+@Component("a")
+@LiteflowCmpDefine
+public class ACmp{
+
+	@LiteflowMethod(LiteFlowMethodEnum.PROCESS)
+	public void process(NodeComponent bindCmp) {
+		System.out.println("ACmp executed!");
+	}
+}
diff --git a/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/cmp/BCmp.java b/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/cmp/BCmp.java
new file mode 100644
index 000000000..a2bcb708b
--- /dev/null
+++ b/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/cmp/BCmp.java
@@ -0,0 +1,26 @@
+/**
+ * <p>Title: liteflow</p>
+ * <p>Description: 轻量级的组件式流程框架</p>
+ * @author Bryan.Zhang
+ * @email weenyc31@163.com
+ * @Date 2020/4/1
+ */
+package com.yomahub.liteflow.test.extend.cmp;
+
+import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
+import com.yomahub.liteflow.annotation.LiteflowMethod;
+import com.yomahub.liteflow.core.NodeComponent;
+import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
+import org.springframework.stereotype.Component;
+
+@Component("b")
+@LiteflowCmpDefine
+public class BCmp extends ParentCmp{
+
+	@LiteflowMethod(LiteFlowMethodEnum.PROCESS)
+	public void process(NodeComponent bindCmp) {
+		System.out.println("BCmp executed!");
+		System.out.println(this.sayHi("jack"));
+	}
+
+}
diff --git a/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/cmp/CCmp.java b/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/cmp/CCmp.java
new file mode 100644
index 000000000..c95125f64
--- /dev/null
+++ b/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/cmp/CCmp.java
@@ -0,0 +1,25 @@
+/**
+ * <p>Title: liteflow</p>
+ * <p>Description: 轻量级的组件式流程框架</p>
+ * @author Bryan.Zhang
+ * @email weenyc31@163.com
+ * @Date 2020/4/1
+ */
+package com.yomahub.liteflow.test.extend.cmp;
+
+import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
+import com.yomahub.liteflow.annotation.LiteflowMethod;
+import com.yomahub.liteflow.core.NodeComponent;
+import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
+import org.springframework.stereotype.Component;
+
+@Component("c")
+@LiteflowCmpDefine
+public class CCmp{
+
+	@LiteflowMethod(LiteFlowMethodEnum.PROCESS)
+	public void process(NodeComponent bindCmp) {
+		System.out.println("CCmp executed!");
+	}
+
+}
diff --git a/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/cmp/ParentCmp.java b/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/cmp/ParentCmp.java
new file mode 100644
index 000000000..a739a2620
--- /dev/null
+++ b/liteflow-testcase-declare-component/src/test/java/com/yomahub/liteflow/test/extend/cmp/ParentCmp.java
@@ -0,0 +1,10 @@
+package com.yomahub.liteflow.test.extend.cmp;
+
+import cn.hutool.core.util.StrUtil;
+
+public class ParentCmp {
+
+    protected String sayHi(String name){
+        return StrUtil.format("hi,{}",name);
+    }
+}
diff --git a/liteflow-testcase-declare-component/src/test/resources/extend/application.properties b/liteflow-testcase-declare-component/src/test/resources/extend/application.properties
new file mode 100644
index 000000000..7904a5796
--- /dev/null
+++ b/liteflow-testcase-declare-component/src/test/resources/extend/application.properties
@@ -0,0 +1 @@
+liteflow.rule-source=extend/flow.xml
\ No newline at end of file
diff --git a/liteflow-testcase-declare-component/src/test/resources/extend/flow.xml b/liteflow-testcase-declare-component/src/test/resources/extend/flow.xml
new file mode 100644
index 000000000..22870d94f
--- /dev/null
+++ b/liteflow-testcase-declare-component/src/test/resources/extend/flow.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<flow>
+    <chain name="chain1">
+        <then value="a,b,c"/>
+    </chain>
+</flow>
\ No newline at end of file