Add jsmoo tests for all implemented instructions

tests/cpu/testutil.rs

@@ -1,17 +1,17 @@
 use ferris_boi::{cpu::Processor, register};
 
 macro_rules! assert_flags_eq {
-        ($processor: expr, $(($flag: path, $value: expr)),+ $(,)?) => {
+    ($processor: expr, $(($flag: path, $value: expr)),+ $(,)?) => {
-            $(
+        $(
-                assert_eq!(
+            assert_eq!(
-                    $value,
+                $value,
-                    $processor.registers.get_flag_bit($flag),
+                $processor.registers.get_flag_bit($flag),
-                    "{:?} flag had unexpected value",
+                "{:?} flag had unexpected value",
-                    $flag
+                $flag
-                );
+            );
-            )+
+        )+
-        };
+    };
-    }
+}
 
 pub(crate) use assert_flags_eq;