Workaround for initializing folly inside gtests

tests/unit/coward_the_cowardly_dog.h

@@ -0,0 +1,22 @@
+// Copyright 2022 Memgraph Ltd.
+//
+// Use of this software is governed by the Business Source License
+// included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
+// License, and you may not use this file except in compliance with the Business Source License.
+//
+// As of the Change Date specified in that file, in accordance with
+// the Business Source License, use of this software will be governed
+// by the Apache License, Version 2.0, included in the file
+// licenses/APL.txt.
+
+#include <string>
+#include "gtest/gtest.h"
+
+namespace clahelper {
+inline std::string g_command_line_arg;
+}
+
+class MyTestEnvironment : public testing::Environment {
+ public:
+  explicit MyTestEnvironment(const std::string &command_line_arg) { clahelper::g_command_line_arg = command_line_arg; }
+};

tests/unit/main.cpp

@@ -12,9 +12,15 @@
 #include <gtest/gtest.h>
 #include <utils/logging.hpp>
 
+#include "coward_the_cowardly_dog.h"
+
 int main(int argc, char **argv) {
   ::testing::InitGoogleTest(&argc, argv);
 
+  std::string command_line_arg(argv[0]);
+  testing::InitGoogleTest(&argc, argv);
+  testing::AddGlobalTestEnvironment(new MyTestEnvironment(command_line_arg));
+
   memgraph::logging::RedirectToStderr();
   spdlog::set_level(spdlog::level::trace);
   return RUN_ALL_TESTS();

tests/unit/thrift_transport_echo.cpp

@@ -25,6 +25,8 @@
 
 #include "io/thrift/thrift_transport.hpp"
 
+#include "coward_the_cowardly_dog.h"
+
 using namespace memgraph::io;
 
 using namespace apache::thrift;
@@ -89,6 +91,12 @@ class EchoSvc : public EchoSvIf {
 TEST(ThriftTransport, Echo) {
   // TODO(tyler and gabor) use thrift-generated echo, and thrift transport, to send, reply, and receive the response for
   // a thrift-defined message
+  int argc = 1;
+  const char *arg2 = clahelper::g_command_line_arg.c_str();
+  char *arg = const_cast<char *>(arg2);
+  char **argv = &arg;
+  folly::Init(&argc, &argv);
+
   auto ptr1 = std::make_shared<EchoSvc>();
   auto ptr2 = std::make_shared<EchoSvc>();