Add simple integration tests

examples/PoolBox/application/src/Overlay/GTETest/gte_test.cpp

@@ -109,6 +109,20 @@ namespace GTETest {
         GTE::set_geom_screen(256);
     }
 
+    static void check_values() {
+        static constexpr int32_t Value = 256;
+
+        GTE::set_geom_screen(Value);
+        printf("set_geom_screen: %i == %i\n", GTE::get_geom_screen(), Value);
+
+        int32_t x = 256;
+        int32_t y = 512;
+
+        GTE::set_geom_offset(x, y);
+        GTE::get_geom_offset(x, y);
+        printf("%i == 256 && %i == 512\n", x, y);
+    }
+
     static bool update_or_exit() {
         Periphery::query_controller();
         if(Shared::back_menu.update(Make::PositionI16(0, GPU::Display::Height - 32))) {
@@ -154,6 +168,7 @@ namespace GTETest {
 
     void main() {
         setup();
+        check_values();
 
         while(true) {
             if(update_or_exit()) {