APU Implementation

Fixes #3

src/test/mod.rs

@@ -0,0 +1,36 @@
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn nestest() {
+        let executable_directory = std::env::current_exe.unwrap().parent().unwrap();
+        let config_file = executable_directory.join("config.yaml");
+        let settings = load_file(config_file.to_str().unwrap());
+        test_name = "nestest";
+
+        let current_dir = std::env::current_dir().unwrap();
+        let rom_file = current_dir.join(
+            settings["tests"][test_name.as_str()]["rom_file"]
+                .as_str()
+                .unwrap(),
+        );
+        let log_file = current_dir.join(
+            settings["tests"][test_name.as_str()]["log_file"]
+                .as_str()
+                .unwrap(),
+        );
+        let entry_point = settings["tests"][test_name.as_str()]["entry_point"]
+        .as_i64()
+        .unwrap();
+        println!("Rom test file : {}", rom_file.to_str().unwrap());
+        println!("Log test file : {}", log_file.to_str().unwrap());
+        println!("Entry point should be : {:x}", entry_point);
+        let mut emulator = nes_emulator::NesEmulator::new(
+            rom_file.to_str().unwrap().to_string(),
+        );
+        emulator.set_test_mode(log_file.to_str().unwrap());
+        emulator.start(Some(
+            entry_point as u16,
+        ),);
+        assert_eq!(2 + 2, 4);
+    }
+}