diff --git a/GUI/CMakeLists.txt b/GUI/CMakeLists.txt
index 2d6ed53..590eadd 100644
--- a/GUI/CMakeLists.txt
+++ b/GUI/CMakeLists.txt
@@ -11,7 +11,6 @@ set(gui_SRCS
 	misc.cpp
 	exception.cpp
     extenwindow.cpp
-	tests.cpp
 	host/host.cpp
 	host/textthread.cpp
 	host/util.cpp
diff --git a/GUI/misc.cpp b/GUI/misc.cpp
index 02c48ff..f276a6a 100644
--- a/GUI/misc.cpp
+++ b/GUI/misc.cpp
@@ -1,5 +1,6 @@
 #include "misc.h"
 #include "const.h"
+#include "defs.h"
 #include "host/util.h"
 #include <Psapi.h>
 #include <QTextStream>
@@ -238,3 +239,12 @@ QString GenerateCode(HookParam hp, DWORD processId)
 	if (hp.type & DIRECT_READ) return GenerateRCode(hp);
 	else return GenerateHCode(hp, processId);
 }
+
+TEST(
+	assert(ParseCode("/HQN936#-c*C:C*1C@4AA:gdi.dll:GetTextOutA")),
+	assert(ParseCode("/HB4@0")),
+	assert(ParseCode("/RS*10@44")),
+	assert(!ParseCode("HQ@4")),
+	assert(!ParseCode("/RW@44")),
+	assert(!ParseCode("/HWG@33"))
+);
diff --git a/GUI/tests.cpp b/GUI/tests.cpp
deleted file mode 100644
index 0ae4dc0..0000000
--- a/GUI/tests.cpp
+++ /dev/null
@@ -1,13 +0,0 @@
-#include "misc.h"
-
-static int TESTS = []
-{
-	assert(ParseCode("/HQN936#-c*C:C*1C@4AA:gdi.dll:GetTextOutA"));
-	assert(ParseCode("/HB4@0"));
-	assert(ParseCode("/RS*10@44"));
-	assert(!ParseCode("HQ@4"));
-	assert(!ParseCode("/RW@44"));
-	assert(!ParseCode("/HWG@33"));
-
-	return 0;
-}();
\ No newline at end of file
diff --git a/include/common.h b/include/common.h
index 70b4d39..f648c4a 100644
--- a/include/common.h
+++ b/include/common.h
@@ -14,3 +14,4 @@
 #include <thread>
 #include <mutex>
 #include <cstdint>
+#include <cassert>
diff --git a/include/defs.h b/include/defs.h
index b756678..152fbea 100644
--- a/include/defs.h
+++ b/include/defs.h
@@ -35,4 +35,10 @@ inline void FORMAT_MESSAGE(const char* format, Ts ...args)
 	MessageBoxA(NULL, buffer, "Textractor Message", MB_OK);
 }
 
+#ifdef _DEBUG
+#define TEST(...) static auto _ = std::invoke([]{ { __VA_ARGS__; } return 0; }) 
+#else
+#define TEST(...)
+#endif
+
 // EOF