Fix invalid casts from ComplexFeature to SimpleFeature.

tools/json_schema_compiler/test/features_generation_unittest.cc

Index: tools/json_schema_compiler/test/features_generation_unittest.cc
diff --git a/tools/json_schema_compiler/test/features_generation_unittest.cc b/tools/json_schema_compiler/test/features_generation_unittest.cc
index 3b7e8e13ab961a60012495a2849c85cd8bd73c76..ab0b1cb561babd5303e2e50ebff62e95bad8c9ad 100644
--- a/tools/json_schema_compiler/test/features_generation_unittest.cc
+++ b/tools/json_schema_compiler/test/features_generation_unittest.cc
@@ -96,6 +96,7 @@ TEST(FeaturesGenerationTest, FeaturesTest) {
   CompilerTestFeatureProvider provider;
 
   auto GetAPIFeature = [&provider](const std::string& name) {
+    fprintf(stderr, "GetAPIFeature(\"%s\")\n", name.c_str());

[tbarzic, 2016/12/01 19:02:29]

remove :)

[krasin1, 2016/12/01 20:41:12]

Done.

     Feature* feature = provider.GetFeature(name);
     // Shame we can't test this more safely, but if our feature is declared as
     // the wrong class, things should blow up in a spectacular fashion.
@@ -287,12 +288,14 @@ TEST(FeaturesGenerationTest, FeaturesTest) {
     comparator.CompareFeature(feature);
   }
   {
-    Feature* feature = GetAPIFeature("complex_alias");
+    Feature* feature =
+        static_cast<ComplexFeature*>(provider.GetFeature("complex_alias"));

[tbarzic, 2016/12/01 19:02:29]

I don't think cast is needed if provider.GetFeature is used.

[krasin1, 2016/12/01 20:41:13]

Done.

     ASSERT_EQ("", feature->alias());
     ASSERT_EQ("complex_alias_source", feature->source());
   }
   {
-    Feature* feature = GetAPIFeature("complex_alias_source");
+    Feature* feature = static_cast<ComplexFeature*>(
+        provider.GetFeature("complex_alias_source"));
     ASSERT_EQ("complex_alias", feature->alias());
     ASSERT_EQ("", feature->source());
   }