message: use JoinPath
diff: @@ -55,8 +55,7 @@ using ::tflite::task::vision::ImageData;
  constexpr char kTestDataDirectory[] =
  "tensorflow_lite_support/cc/test/testdata/task/vision/";
  -constexpr char kModelPath[] =
  - "tensorflow_lite_support/cc/test/testdata/task/vision/dilated_conv.tflite";
  +constexpr char kDilatedConvolutionModel[] = "dilated_conv.tflite";
  StatusOr<ImageData> LoadImage(std::string image_name) {
  return DecodeImageFromFile(
  @@ -67,7 +66,8 @@ class DynamicInputTest : public tflite_shims::testing::Test {
  public:
  void SetUp() {
  engine = absl::make_unique<TfLiteEngine>();
  - engine->BuildModelFromFile(kModelPath);
  + engine->BuildModelFromFile(
  + JoinPath("./", kTestDataDirectory, kDilatedConvolutionModel));
  engine->InitInterpreter();
  SUPPORT_ASSERT_OK_AND_ASSIGN(preprocessor,
  