Prediction: placeholder for feature extractor test

modules/prediction/scenario/feature_extractor/BUILD

@@ -19,4 +19,20 @@ cc_library(
     ],
 )
 
+cc_test(
+    name = "feature_extractor_test",
+    size = "small",
+    srcs = ["feature_extractor_test.cc"],
+    data = [
+        "//modules/prediction:prediction_data",
+        "//modules/prediction:prediction_testdata",
+    ],
+    deps = [
+        "//modules/prediction/common:kml_map_based_test",
+        "//modules/prediction/common:prediction_gflags",
+        ":feature_extractor",
+        "@gtest//:main",
+    ],
+)
+
 cpplint()

modules/prediction/scenario/feature_extractor/feature_extractor.h

@@ -22,6 +22,7 @@
 #define MODULES_PREDICTION_SCENARIO_FEATURE_EXTRACTOR_FEATURE_EXTRACTOR_H_
 
 #include <memory>
+#include <vector>
 
 #include "modules/map/hdmap/hdmap_common.h"
 #include "modules/prediction/proto/scenario_feature.pb.h"

modules/prediction/scenario/feature_extractor/feature_extractor_test.cc

+/******************************************************************************
+ * Copyright 2018 The Apollo Authors. All Rights Reserved.
+ *
+ * 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 "modules/prediction/scenario/feature_extractor/feature_extractor.h"
+
+#include "gtest/gtest.h"
+
+#include "modules/prediction/common/kml_map_based_test.h"
+#include "modules/prediction/common/prediction_gflags.h"
+
+namespace apollo {
+namespace prediction {
+
+class FeatureExtractorTest : public KMLMapBasedTest {};
+
+}  // namespace prediction
+}  // namespace apollo