Gemma now has a test that runs the IBM Logo and verifies the video is as expected when done.

gemma/tests/computer_tests.rs

@@ -6,11 +6,17 @@ fn smoke() { assert!(true) }
 #[test]
 fn test_rom_1_works() {
     let mut x = Chip8Computer::new();
-    // Load the IBM rom and run it...
+    // Load the IBM rom and run it.
+    // it takes 39 cycles to get to the end so lets run it 40.
+    
+    let test_rom_to_run = std::fs::read("../resources/roms/2-ibm-logo.ch8").unwrap();
+    x.load_bytes_to_memory(0x200, test_rom_to_run.into());
 
+    for i in 0..40 {
+        x.step_system();
+    }
     // ...then verify that the current video memory of the chip-8
     // simulator matches what we expect it to be
 
-    assert_eq!(x.dump_video_to_string(), );
-
+    assert_eq!(x.dump_video_to_string(), std::fs::read_to_string("../resources/test/gemma_integration_ibm_rom_output.asc").unwrap());
 }