[tools/onnx-subgraph] Add test model downloading scripts

tools/onnx_subgraph/CMakeLists.txt

@@ -13,3 +13,26 @@ find_package(Python3 COMPONENTS Interpreter Development REQUIRED)
 
 include_directories(${CMAKE_CURRENT_BINARY_DIR})
 include_directories(${Python3_INCLUDE_DIRS})
+
+set(ONNX_SUBGRAPH_FILES                                                 
+    test_model_download.sh
+)
+foreach(ONNX_SUBGRAPH IN ITEMS ${ONNX_SUBGRAPH_FILES})
+    set(ONNX_SUBGRAPH_FILE ${ONNX_SUBGRAPH})
+    set(ONNX_SUBGRAPH_SRC "${CMAKE_CURRENT_SOURCE_DIR}/${ONNX_SUBGRAPH_FILE}")
+    set(ONNX_SUBGRAPH_BIN "${CMAKE_CURRENT_BINARY_DIR}/scripts/${ONNX_SUBGRAPH_FILE}")
+    set(ONNX_SUBGRAPH_TARGET "${ONNX_SUBGRAPH}_target")
+
+    add_custom_command(OUTPUT ${ONNX_SUBGRAPH_BIN}
+        COMMAND ${CMAKE_COMMAND} -E copy "${ONNX_SUBGRAPH_SRC}" "${ONNX_SUBGRAPH_BIN}"
+        DEPENDS ${ONNX_SUBGRAPH_SRC}
+        COMMENT "Generate ${ONNX_SUBGRAPH_BIN}"
+    )
+    add_custom_target(${ONNX_SUBGRAPH_TARGET} ALL DEPENDS ${ONNX_SUBGRAPH_BIN})
+    install(FILES ${ONNX_SUBGRAPH_BIN}
+        PERMISSIONS OWNER_WRITE OWNER_READ OWNER_EXECUTE
+            GROUP_READ GROUP_EXECUTE
+            WORLD_READ WORLD_EXECUTE
+        DESTINATION bin
+    )
+endforeach(ONNX_SUBGRAPH)

tools/onnx_subgraph/test_model_download.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+mkdir -p models
+
+cd ./models
+wget https://media.githubusercontent.com/media/onnx/models/refs/heads/main/Computer_Vision/resnext26ts_Opset16_timm/resnext26ts_Opset16.onnx --no-check-certificate
+
+onnxsim resnext26ts_Opset16.onnx ../resnet-test.onnx