diff --git a/dsms-engine-application/src/test/java/com/dsms/dfsbroker/node/request/OsdAddRequestTest.java b/dsms-engine-application/src/test/java/com/dsms/dfsbroker/node/request/OsdAddRequestTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..5587c6cc1090c2c0da1958cd3a3b9068f156999a
--- /dev/null
+++ b/dsms-engine-application/src/test/java/com/dsms/dfsbroker/node/request/OsdAddRequestTest.java
@@ -0,0 +1,23 @@
+package com.dsms.dfsbroker.node.request;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import cn.hutool.core.util.StrUtil;
+import com.dsms.dfsbroker.common.RequestUrlEnum;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+class OsdAddRequestTest {
+    @Test
+    void testOsdAddRequest() {
+        String hostname = "ceph1";
+        String devicePath = "/dev/sda";
+
+        Assertions.assertThrows(IllegalArgumentException.class, () -> new OsdAddRequest(null, devicePath));
+        Assertions.assertThrows(IllegalArgumentException.class, () -> new OsdAddRequest(hostname, null));
+
+        OsdAddRequest osdAddRequest = new OsdAddRequest(hostname, devicePath);
+        assertEquals(RequestUrlEnum.REQUEST_URL.getUrlPrefix(), osdAddRequest.getUrlPrefix());
+        Assertions.assertTrue(StrUtil.containsAll(osdAddRequest.getRequestBody(), hostname, devicePath));
+    }
+}
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