diff --git a/test/unittest/BUILD.gn b/test/unittest/BUILD.gn
index f0af8d78f5bd582c7e922368ee98b3acc709e454..8e572f9a316271d8f0b5d53bd5a89f9ba6572171 100644
--- a/test/unittest/BUILD.gn
+++ b/test/unittest/BUILD.gn
@@ -89,6 +89,7 @@ group("unittest") {
     ":UTTest_mine_softbus_listener",
     ":UTTest_mini_tools_kit",
     ":UTTest_multiple_user_connector",
+    ":UTTest_oh_device_manager",
     ":UTTest_permission_manager",
     ":UTTest_pin_auth",
     ":UTTest_pin_auth_ui",
@@ -1109,6 +1110,43 @@ ohos_unittest("UTTest_permission_manager") {
 
 ## UnitTest UTTest_permission_manager }}}
 
+## UnitTest UTTest_oh_device_manager {{{
+ohos_unittest("UTTest_oh_device_manager") {
+  module_out_path = module_out_path
+
+  include_dirs = [
+    "${devicemanager_path}/interfaces/kits/ndk/include",
+    "${common_path}/include",
+    "${common_path}/include/ipc",
+    "${innerkits_path}/native_cpp/include",
+  ]
+  sources = [
+    "${devicemanager_path}/interfaces/kits/ndk/src/dm_client.cpp",
+    "${devicemanager_path}/interfaces/kits/ndk/src/oh_device_manager.cpp",
+    "${devicemanager_path}/test/unittest/UTTest_oh_device_manager.cpp",
+  ]
+
+  defines = [
+    "HI_LOG_ENABLE",
+    "DH_LOG_TAG=\"devicemanager_ndk\"",
+    "LOG_DOMAIN=0xD004110",
+  ]
+
+  deps = [
+    "${innerkits_path}/native_cpp:devicemanagersdk",
+    "${utils_path}:devicemanagerutils",
+  ]
+
+  external_deps = [
+    "c_utils:utils",
+    "eventhandler:libeventhandler",
+    "hilog:libhilog",
+    "ipc:ipc_core",
+  ]
+}
+
+## UnitTest UTTest_oh_device_manager }}}
+
 ## UnitTest UTTest_device_manager_notify {{{
 ohos_unittest("UTTest_device_manager_notify") {
   module_out_path = module_out_path
diff --git a/test/unittest/UTTest_oh_device_manager.cpp b/test/unittest/UTTest_oh_device_manager.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..03012d452c50b733b0cabbe8cca3e1f0ce58e02b
--- /dev/null
+++ b/test/unittest/UTTest_oh_device_manager.cpp
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2025 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "UTTest_oh_device_manager.h"
+
+#include <iostream>
+
+#include "dm_client.h"
+#include "dm_log.h"
+#include "oh_device_manager_err_code.h"
+
+using namespace testing;
+using namespace testing::ext;
+namespace OHOS {
+namespace DistributedHardware {
+void OhDeviceManagerTest::SetUp() {}
+
+void OhDeviceManagerTest::TearDown() {}
+
+void OhDeviceManagerTest::SetUpTestCase() {}
+
+void OhDeviceManagerTest::TearDownTestCase() {}
+namespace {
+HWTEST_F(OhDeviceManagerTest, OH_DeviceManager_GetLocalDeviceName_001, testing::ext::TestSize.Level0)
+{
+    char *localDeviceName = nullptr;
+    unsigned int len = 0;
+    int32_t result = OH_DeviceManager_GetLocalDeviceName(&localDeviceName, len);
+
+    EXPECT_EQ(result, DM_ERR_OBTAIN_BUNDLE_NAME);
+
+    delete[] localDeviceName;
+}
+} // namespace
+} // namespace DistributedHardware
+} // namespace OHOS
diff --git a/test/unittest/UTTest_oh_device_manager.h b/test/unittest/UTTest_oh_device_manager.h
new file mode 100644
index 0000000000000000000000000000000000000000..a4456279eeb2f9f2d91868333e96ea24cfb8f91d
--- /dev/null
+++ b/test/unittest/UTTest_oh_device_manager.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2025 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef OHOS_OH_DEVICE_MANAGER_TEST_H
+#define OHOS_OH_DEVICE_MANAGER_TEST_H
+
+#include <gtest/gtest.h>
+#include "oh_device_manager.h"
+
+namespace OHOS {
+namespace DistributedHardware {
+class OhDeviceManagerTest : public testing::Test {
+public:
+    static void SetUpTestCase();
+    static void TearDownTestCase();
+    void SetUp();
+    void TearDown();
+};
+} // namespace DistributedHardware
+} // namespace OHOS
+
+#endif
\ No newline at end of file