Update GoogleTest harness

The current implementation of the tests were accounting for only Linux platforms for SocketCAN, this has been changed to allow for all currently supported platforms. This also removes conditionals that prevented any GoogleTests from running.

src/test/gtest/cpp/main.cpp

@@ -32,12 +32,20 @@
 
 #include "gtest/gtest.h"
 
+#ifdef __linux__
 #include <rev/Drivers/SocketCAN/SocketCANDriver.h>
-
+#elif _WIN32
+#include <rev/Drivers/CandleWinUSB/CandleWinUSBDriver.h>
+#endif
 
 int main(int argc, char** argv) {
 
+  #ifdef __linux__
   rev::usb::SocketCANDriver driver;
+  #elif _WIN32
+  rev::usb::CandleWinUSBDriver driver;
+  #endif
+
 
   auto output = driver.GetDevices();
 
@@ -54,9 +62,6 @@ int main(int argc, char** argv) {
 
   std::cout << "Selected device: " << device->GetName() << std::endl;
 
-  return 0;
-
-  #if 0
   HAL_Initialize(500, 0);
   frc::MockDS ds;
   ds.start();
@@ -66,5 +71,4 @@ int main(int argc, char** argv) {
   ::testing::InitGoogleTest(&argc, argv);
   int ret = RUN_ALL_TESTS();
   return ret;
-  #endif
 }