Hook up nanopb to firestorep project

Use remote/serializer placeholder class as a hook for the test to ensure
nanopb headers can be found, and test can be linked.

2 files changed, 29 insertions, 0 deletions

diff --git a/Firestore/core/test/firebase/firestore/remote/CMakeLists.txt b/Firestore/core/test/firebase/firestore/remote/CMakeLists.txt
index 7d99e6f..d42b107 100644
--- a/Firestore/core/test/firebase/firestore/remote/CMakeLists.txt
+++ b/Firestore/core/test/firebase/firestore/remote/CMakeLists.txt
@@ -16,6 +16,7 @@ cc_test(
   firebase_firestore_remote_test
   SOURCES
     datastore_test.cc
+    serializer_test.cc
   DEPENDS
     firebase_firestore_remote
 )
diff --git a/Firestore/core/test/firebase/firestore/remote/serializer_test.cc b/Firestore/core/test/firebase/firestore/remote/serializer_test.cc
new file mode 100644
index 0000000..6a58adb
--- /dev/null
+++ b/Firestore/core/test/firebase/firestore/remote/serializer_test.cc
@@ -0,0 +1,28 @@
+/*
+ * Copyright 2018 Google
+ *
+ * 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 "Firestore/core/src/firebase/firestore/remote/serializer.h"
+
+#include <pb_encode.h>
+#include <gtest/gtest.h>
+
+TEST(Serializer, CanLinkToNanopb) {
+  // This test doesn't actually do anything interesting as far as actually using
+  // nanopb is concerned but that it can run at all is proof that all the
+  // libraries required for nanopb to work are actually linked correctly into
+  // the test.
+  pb_ostream_from_buffer(NULL, 0);
+}