diff --git a/dsms-engine-application/src/test/java/com/dsms/common/constat/CrushFailureDomainEnumTest.java b/dsms-engine-application/src/test/java/com/dsms/common/constat/CrushFailureDomainEnumTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..a228298135360a359bc4c3e1fa59b4971a1b4fb7
--- /dev/null
+++ b/dsms-engine-application/src/test/java/com/dsms/common/constat/CrushFailureDomainEnumTest.java
@@ -0,0 +1,20 @@
+package com.dsms.common.constat;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+import com.dsms.common.constant.CrushFailureDomainEnum;
+import org.junit.jupiter.api.Test;
+
+class CrushFailureDomainEnumTest {
+
+    @Test
+    void testGetByCode() {
+        assertEquals(CrushFailureDomainEnum.HOST.getType(), CrushFailureDomainEnum.getCrushFailureDomain(1));
+    }
+
+    @Test
+    void testGetWrongCode() {
+        assertThrows(IllegalArgumentException.class, () -> CrushFailureDomainEnum.getCrushFailureDomain(100));
+    }
+}