add missing files

test/config/naive_trial/search_space_choices.json

@@ -0,0 +1,7 @@
+{
+    "p":
+    {
+        "_type" : "choice",
+        "_value" : [1, 2, 3, 4]
+    }
+}

test/config/naive_trial/trial_choices.py

@@ -0,0 +1,13 @@
+import random
+import nni
+
+if __name__ == '__main__':
+    print('trial start')
+
+    params = nni.get_next_parameter()
+    print('params:', params)
+
+    nni.report_intermediate_result(random.random())
+    nni.report_final_result(random.random())
+
+    print('trial done')