Simple test

src/vga_buffer.rs

@@ -163,3 +163,9 @@ lazy_static! {
     pub static ref WRITER: Mutex<Writer> =
         Mutex::new(Writer::new(ColorCode::new(Color::Yellow, Color::Black)));
 }
+
+#[test_case]
+fn test_println_simple() {
+    println!("Does this work?");
+}
+