diff --git a/dsms-engine-application/src/test/java/com/dsms/common/constat/CompareTypeEnumTest.java b/dsms-engine-application/src/test/java/com/dsms/common/constat/CompareTypeEnumTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..b51e0353789694861bfe1fbcf47a290e4f1b404a
--- /dev/null
+++ b/dsms-engine-application/src/test/java/com/dsms/common/constat/CompareTypeEnumTest.java
@@ -0,0 +1,19 @@
+package com.dsms.common.constat;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import com.dsms.common.constant.CompareTypeEnum;
+import org.junit.jupiter.api.Test;
+
+class CompareTypeEnumTest {
+
+    @Test
+    void testGetByCode() {
+        assertEquals(CompareTypeEnum.EQUAL, CompareTypeEnum.getCompareType(0));
+    }
+
+    @Test
+    void testGetWrongCode() {
+        assertEquals(CompareTypeEnum.UNKNOWN, CompareTypeEnum.getCompareType(100));
+    }
+}