fix: deactivate the csvts NCNN test when caffe is not built

Author: beniz

CMakeLists.txt

@@ -10,7 +10,6 @@ option(USE_TF "use TF backend" OFF)
 option(USE_NCNN "use NCNN backend" OFF)
 option(USE_TORCH "use libtorch backend" OFF)
 option(USE_HDF5 "use HDF5" ON)
-option(USE_CAFFE "use Caffe backend" ON)
 option(USE_TENSORRT "use TensorRT backend" OFF)
 option(USE_TENSORRT_OSS "alias of USE_TENSORRT" OFF)
 option(USE_XGBOOST "use XGBOOST backend" OFF)

tests/ut-ncnnapi.cc

@@ -154,6 +154,7 @@ TEST(ncnnapi, service_predict_classification)
   ASSERT_TRUE(jd["body"]["predictions"][0]["classes"].Size() == 1000);
 }
 
+#ifdef USE_CAFFE
 TEST(ncnnapi, service_lstm)
 {
   // create service
@@ -275,3 +276,4 @@ TEST(ncnnapi, service_lstm)
   ASSERT_EQ(ok_str, joutstr);
   rmdir(csvts_repo.c_str());
 }
+#endif