started op table

cpu/operations/add_test.go

@@ -0,0 +1,33 @@
+package operations
+
+import (
+	"radu.macocian.me/goboy/memory"
+	"testing"
+)
+
+func TestADD(t *testing.T) {
+	r1 := byte(3)
+	r2 := byte(4)
+	ADD(&r1, &r2)
+
+	expected := byte(7)
+	actual := r1
+
+	if actual != expected {
+		t.Errorf("actual %x != expected %x", actual, expected)
+	}
+}
+
+func TestADDFromMem(t *testing.T) {
+	r1 := byte(3)
+	addr := uint(1000)
+	memory.Write8(addr, byte(6))
+	ADDFromMem(&r1, addr)
+
+	expected := byte(9)
+	actual := r1
+
+	if actual != expected {
+		t.Errorf("actual %x != expected %x", actual, expected)
+	}
+}