4 files changed, 28 insertions, 0 deletions
diff --git a/Tests/FindProtobuf/CMakeLists.txt b/Tests/FindProtobuf/CMakeLists.txt
index 1cdb2ae..b4ca29b 100644
--- a/Tests/FindProtobuf/CMakeLists.txt
+++ b/Tests/FindProtobuf/CMakeLists.txt
@@ -6,5 +6,6 @@ add_test(NAME FindProtobuf.Test COMMAND
   ${build_generator_args}
   --build-project TestFindProtobuf
   --build-options ${build_options}
+  "-DCMake_TEST_FindProtobuf_gRPC=${CMake_TEST_FindProtobuf_gRPC}"
   --test-command ${CMAKE_CTEST_COMMAND} -V -C $<CONFIGURATION>
   )
diff --git a/Tests/FindProtobuf/Test/CMakeLists.txt b/Tests/FindProtobuf/Test/CMakeLists.txt
index fc6b37e..84041ea 100644
--- a/Tests/FindProtobuf/Test/CMakeLists.txt
+++ b/Tests/FindProtobuf/Test/CMakeLists.txt
@@ -52,3 +52,16 @@ target_include_directories(test_desc PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
 target_link_libraries(test_desc msgs ${Protobuf_LIBRARIES})
 target_compile_features(test_desc PRIVATE cxx_std_11)
 add_test(NAME test_desc COMMAND test_desc ${DESC_PROTO_DESC})
+
+if(CMake_TEST_FindProtobuf_gRPC)
+  find_program(gRPC_CPP_PLUGIN grpc_cpp_plugin)
+  add_library(msgs_grpc msgs/example_service.proto)
+  target_include_directories(msgs_grpc PUBLIC ${CMAKE_CURRENT_BINARY_DIR})
+  target_link_libraries(msgs_grpc PUBLIC ${Protobuf_LIBRARIES})
+  protobuf_generate(TARGET msgs_grpc LANGUAGE cpp)
+  protobuf_generate(TARGET msgs_grpc LANGUAGE grpc GENERATE_EXTENSIONS .grpc.pb.h .grpc.pb.cc PLUGIN "protoc-gen-grpc=${gRPC_CPP_PLUGIN}")
+
+  add_executable(test_generate_grpc main-generate-grpc.cxx)
+  target_link_libraries(test_generate_grpc PRIVATE msgs_grpc)
+  add_test(NAME test_generate_grpc COMMAND test_generate_grpc)
+endif()
diff --git a/Tests/FindProtobuf/Test/main-generate-grpc.cxx b/Tests/FindProtobuf/Test/main-generate-grpc.cxx
new file mode 100644
index 0000000..070c6b4
--- /dev/null
+++ b/Tests/FindProtobuf/Test/main-generate-grpc.cxx
@@ -0,0 +1,6 @@
+#include <msgs/example_service.grpc.pb.h>
+
+int main()
+{
+  return 0;
+}
diff --git a/Tests/FindProtobuf/Test/msgs/example_service.proto b/Tests/FindProtobuf/Test/msgs/example_service.proto
new file mode 100644
index 0000000..f35eeb5
--- /dev/null
+++ b/Tests/FindProtobuf/Test/msgs/example_service.proto
@@ -0,0 +1,8 @@
+syntax = "proto3";
+package example.msgs;
+
+import "google/protobuf/empty.proto";
+
+service ExampleService {
+    rpc nothing(google.protobuf.Empty) returns (google.protobuf.Empty) {}
+}