[goalc-test] Apply windows cmd color fix (lg::initialize is not called here) (#278)

test/test_main.cpp

@@ -3,6 +3,9 @@
 #include "common/util/FileUtil.h"
 
 #include <filesystem>
+#ifdef _WIN32
+#include <Windows.h>
+#endif
 
 // Running subsets of tests, see:
 // -
@@ -16,6 +19,22 @@
 // to make it easier to test a subset of tests
 
 int main(int argc, char** argv) {
+#ifdef _WIN32
+  // Always enable VIRTUAL_TERMINAL_PROCESSING, this console mode allows the console (stdout) to
+  // support ANSI colors in the outputted text, which are used by the logging tool.
+  // This mode may not be enabled by default, and changing that involves modifying the registry,
+  // so it seems like a better solution would be enabling it ourselves.
+
+  // Get handle to stdout
+  HANDLE hStdOut = GetStdHandle(STD_OUTPUT_HANDLE);
+  // get current stdout mode
+  DWORD modeStdOut;
+  GetConsoleMode(hStdOut, &modeStdOut);
+  // enable VIRTUAL_TERMINAL_PROCESSING. As a bitwise OR it will not do anything if it is
+  // already set
+  modeStdOut |= ENABLE_VIRTUAL_TERMINAL_PROCESSING;
+  SetConsoleMode(hStdOut, modeStdOut);
+#endif
   ::testing::InitGoogleTest(&argc, argv);
 
   // Re-init failed folder
@@ -26,4 +45,4 @@ int main(int argc, char** argv) {
   std::filesystem::create_directory(failedFolder);
 
   return RUN_ALL_TESTS();
-}
+}