diff --git a/tests/ut/ge/graph/load/model_manager_unittest.cc b/tests/ut/ge/graph/load/model_manager_unittest.cc
index 142b5566..81d88ecd 100644
--- a/tests/ut/ge/graph/load/model_manager_unittest.cc
+++ b/tests/ut/ge/graph/load/model_manager_unittest.cc
@@ -85,14 +85,64 @@ class UtestModelManagerModelManager : public testing::Test {
   }
 
   void LoadStandardModelData(ModelData &data) {
-    static const std::string STANDARD_MODEL_DATA_PATH =
-      "llt/framework/domi/ut/ome/test/data/standard_partition_model.txt";
-    proto::ModelDef model_def;
-    ReadProtoFromText(STANDARD_MODEL_DATA_PATH.c_str(), &model_def);
-
-    data.model_len = model_def.ByteSizeLong();
+    data.model_len = 512;
     data.model_data = new uint8_t[data.model_len];
-    model_def.SerializePartialToArray(data.model_data, data.model_len);
+    uint8_t *model_data = reinterpret_cast<uint8_t *>(data.model_data);
+
+    uint32_t mem_offset = sizeof(ModelFileHeader);
+    ModelPartitionTable *partition_table = reinterpret_cast<ModelPartitionTable *>(model_data + mem_offset);
+    partition_table->num = PARTITION_SIZE;
+
+    mem_offset += sizeof(ModelPartitionTable) + sizeof(ModelPartitionMemInfo) * 5;
+    {
+      Model model;
+      ComputeGraphPtr graph = make_shared<ComputeGraph>("default");
+      model.SetGraph(GraphUtils::CreateGraphFromComputeGraph(graph));
+      model.SetVersion(123);
+
+      Buffer buffer;
+      model.Save(buffer);
+      EXPECT_TRUE(mem_offset + buffer.GetSize() < 512);
+      memcpy(model_data + mem_offset, buffer.GetData(), buffer.GetSize());
+
+      ModelPartitionMemInfo &partition_info = partition_table->partition[0];
+      partition_info.type = ModelPartitionType::MODEL_DEF;
+      partition_info.mem_size = buffer.GetSize();
+      mem_offset += buffer.GetSize();
+    }
+
+    {
+      ModelPartitionMemInfo &partition_info = partition_table->partition[1];
+      partition_info.type = ModelPartitionType::WEIGHTS_DATA;
+      partition_info.mem_offset = mem_offset;
+      partition_info.mem_size = 0;
+    }
+
+    {
+      ModelPartitionMemInfo &partition_info = partition_table->partition[2];
+      partition_info.type = ModelPartitionType::TASK_INFO;
+      partition_info.mem_offset = mem_offset;
+      partition_info.mem_size = 0;
+    }
+
+    {
+      ModelPartitionMemInfo &partition_info = partition_table->partition[3];
+      partition_info.type = ModelPartitionType::TBE_KERNELS;
+      partition_info.mem_offset = mem_offset;
+      partition_info.mem_size = 0;
+    }
+
+    {
+      ModelPartitionMemInfo &partition_info = partition_table->partition[4];
+      partition_info.type = ModelPartitionType::CUST_AICPU_KERNELS;
+      partition_info.mem_offset = mem_offset;
+      partition_info.mem_size = 0;
+    }
+
+    EXPECT_TRUE(mem_offset < 512);
+    ModelFileHeader *header = new (data.model_data) ModelFileHeader;
+    header->length = mem_offset - sizeof(ModelFileHeader);
+    data.model_len = mem_offset;
   }
 };
 
@@ -151,6 +201,17 @@ TEST_F(UtestModelManagerModelManager, case_load_model_encypt_type_unsupported) {
   EXPECT_EQ(mm.LoadModelOffline(model_id, data, nullptr, nullptr), ACL_ERROR_GE_PARAM_INVALID);
   delete[](uint8_t *) data.model_data;
 }
+
+TEST_F(UtestModelManagerModelManager, case_load_model_data_success) {
+  ModelData data;
+  LoadStandardModelData(data);
+
+  uint32_t model_id = 1;
+  ModelManager mm;
+  EXPECT_EQ(mm.LoadModelOffline(model_id, data, nullptr, nullptr), SUCCESS);
+  delete[](uint8_t *) data.model_data;
+}
+
 /*
 shared_ptr<ModelListener> LabelCallBack(new DModelListener());