diff --git a/config.json b/config.json
index ff58122..73e9110 100644
--- a/config.json
+++ b/config.json
@@ -53,6 +53,13 @@
       "height": 43,
       "threshold": null,
       "use_ocr_cache": null
+    },
+    {
+        "name": "position",
+        "x": 3,
+        "y": 52,
+        "width": 107,
+        "height": 79
     }
   ],
   "track_region": {
diff --git a/src/analysis.rs b/src/analysis.rs
index 945b02c..9246563 100644
--- a/src/analysis.rs
+++ b/src/analysis.rs
@@ -63,13 +63,13 @@ fn merge_frames(prev: &LapState, next: &LapState) -> LapState {
         ..Default::default()
     }
 }
-fn handle_new_frame(state: &mut AppState, frame: LapState, image: RgbImage) {
-    if frame.lap_time.is_some() {
-        state.last_frame = Some(frame.clone());
+fn handle_new_frame(state: &mut AppState, lap_state: LapState, image: &RgbImage) {
+    if lap_state.lap_time.is_some() {
+        state.last_frame = Some(lap_state.clone());
         state.frames_without_lap = 0;
 
         if state.current_race.is_none() {
-            let track_hash = get_track_hash(state.config.as_ref(), &image);
+            let track_hash = get_track_hash(state.config.as_ref(), image);
             let track_name = state
                 .learned_tracks
                 .infer_track(&track_hash, state.config.as_ref());
@@ -78,7 +78,7 @@ fn handle_new_frame(state: &mut AppState, frame: LapState, image: RgbImage) {
                 screencap: Some(
                     RetainedImage::from_image_bytes(
                         "screencap",
-                        &image_processing::to_png_bytes(&image),
+                        &image_processing::to_png_bytes(image),
                     )
                     .expect("failed to save screenshot"),
                 ),
@@ -100,12 +100,12 @@ fn handle_new_frame(state: &mut AppState, frame: LapState, image: RgbImage) {
         }
     }
 
-    if is_finished_lap(state, &frame) {
-        let mut merged = merge_frames(state.buffered_frames.back().unwrap(), &frame);
+    if is_finished_lap(state, &lap_state) {
+        let mut merged = merge_frames(state.buffered_frames.back().unwrap(), &lap_state);
         if let Some(lap) = &merged.lap {
             merged.lap = Some(lap - 1);
         }
-        merged.screenshot = Some(to_png_bytes(&image));
+        merged.screenshot = Some(to_png_bytes(image));
 
         if let Some(race) = state.current_race.as_mut() {
             if let Some(prev_lap) = race.laps.last() {
@@ -122,7 +122,7 @@ fn handle_new_frame(state: &mut AppState, frame: LapState, image: RgbImage) {
         }
     }
 
-    state.buffered_frames.push_back(frame);
+    state.buffered_frames.push_back(lap_state);
     if state.buffered_frames.len() >= 20 {
         state.buffered_frames.pop_front();
     }
@@ -176,9 +176,7 @@ pub fn ocr_all_regions(
     results
 }
 
-fn run_loop_once(capturer: &mut Capturer, state: &SharedAppState) -> Result<()> {
-    let frame = capture::get_frame(capturer)?;
-
+fn analyze_frame(frame: &RgbImage, state: &SharedAppState) {
     let (ocr_db, config, should_sample) = {
         let locked = state.lock().unwrap();
         (
@@ -187,19 +185,23 @@ fn run_loop_once(capturer: &mut Capturer, state: &SharedAppState) -> Result<()>
             locked.should_sample_ocr_data,
         )
     };
-    let ocr_results = ocr_all_regions(ocr_db.as_ref(), &frame, config.as_ref(), should_sample);
+    let ocr_results = ocr_all_regions(ocr_db.as_ref(), frame, config.as_ref(), should_sample);
 
     if state.lock().unwrap().debug_frames {
-        let debug_frames = save_frames_from(&frame, config.as_ref(), &ocr_results);
+        let debug_frames = save_frames_from(frame, config.as_ref(), &ocr_results);
         state.lock().unwrap().saved_frames = debug_frames;
     }
     {
         let mut state = state.lock().unwrap();
         let parsed = LapState::parse(&ocr_results);
 
-        state.raw_data = ocr_results;
         handle_new_frame(&mut state, parsed, frame);
     }
+}
+
+fn run_loop_once(capturer: &mut Capturer, state: &SharedAppState) -> Result<()> {
+    let frame = capture::get_frame(capturer)?;
+    analyze_frame(&frame, state);
     Ok(())
 }
 
@@ -228,3 +230,48 @@ pub fn run_control_loop(state: SharedAppState) {
         thread::sleep(Duration::from_millis(interval));
     }
 }
+
+#[cfg(test)]
+mod test {
+    use std::{
+        sync::{Arc, Mutex},
+        time::Duration,
+    };
+
+    use crate::{
+        config::load_config_or_make_default,
+        ocr_db::OcrDatabase,
+        state::{AppState, SharedAppState},
+    };
+
+    use super::analyze_frame;
+
+    fn make_test_state() -> SharedAppState {
+        let state = AppState {
+            config: Arc::new(
+                load_config_or_make_default("src/configs/config.default.json", "").unwrap(),
+            ),
+            ocr_db: Arc::new(OcrDatabase::load().unwrap()),
+            ..Default::default()
+        };
+        Arc::new(Mutex::new(state))
+    }
+
+    #[test]
+    fn test_basic_analysis() {
+        let state = make_test_state();
+        let image = image::load_from_memory(include_bytes!("test_data/test-full-1.png")).unwrap();
+        analyze_frame(&image.to_rgb8(), &state);
+
+        let lap_state = state.lock().unwrap().last_frame.as_ref().unwrap().clone();
+        assert_eq!(4, lap_state.lap.unwrap());
+        assert_eq!(95, lap_state.health.unwrap());
+        assert_eq!(79, lap_state.gas.unwrap());
+        assert_eq!(76, lap_state.tyres.unwrap());
+
+        assert!(
+            Duration::from_secs(24) <= lap_state.lap_time.unwrap()
+                && lap_state.lap_time.unwrap() <= Duration::from_secs(25)
+        );
+    }
+}
diff --git a/src/main.rs b/src/main.rs
index 7ee39c2..9a26d89 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -13,7 +13,6 @@ mod training_ui;
 
 use std::{
     collections::HashMap,
-    ops::DerefMut,
     path::PathBuf,
     sync::{Arc, Mutex},
     thread,
@@ -248,13 +247,11 @@ fn show_debug_frames(
         ui.text_edit_singleline(&mut debug_image.recognized_text);
         debug_image.image.show_max_size(ui, Vec2::new(300.0, 300.0));
 
-        if name != "track" {
-            if ui.button("Learn OCR").clicked() {
-                let hashes = ocr::compute_box_hashes(&debug_image.rgb_image);
-                ocr_db
-                    .learn_phrase(&hashes, &debug_image.recognized_text)
-                    .unwrap();
-            }
+        if name != "track" && ui.button("Learn OCR").clicked() {
+            let hashes = ocr::compute_box_hashes(&debug_image.rgb_image);
+            ocr_db
+                .learn_phrase(&hashes, &debug_image.recognized_text)
+                .unwrap();
         }
         ui.separator();
     }
diff --git a/src/ocr.rs b/src/ocr.rs
index dd42878..989cf4d 100644
--- a/src/ocr.rs
+++ b/src/ocr.rs
@@ -116,7 +116,7 @@ pub fn compute_box_hashes(image: &RgbImage) -> Vec<ImageHash> {
 
 #[test]
 fn test_bounding_boxes() {
-    let image_bytes = include_bytes!("test_data/test-image-2.png");
+    let image_bytes = include_bytes!("test_data/test-montserrat.png");
     let image = image::load_from_memory(image_bytes).unwrap().to_rgb8();
     let boxes = get_character_bounding_boxes(&image);
     assert_eq!(boxes.len(), 10);
@@ -128,7 +128,7 @@ fn test_bounding_boxes() {
 
 #[test]
 fn test_box_hashes() {
-    let image_bytes = include_bytes!("test_data/test-image-2.png");
+    let image_bytes = include_bytes!("test_data/test-montserrat.png");
     let image = image::load_from_memory(image_bytes).unwrap().to_rgb8();
     let hashes = compute_box_hashes(&image);
     assert_eq!(hashes.len(), 10);
diff --git a/src/ocr_db.rs b/src/ocr_db.rs
index b1fbaed..00c0dca 100644
--- a/src/ocr_db.rs
+++ b/src/ocr_db.rs
@@ -115,22 +115,22 @@ fn test_ocr() {
         serde_json::from_str(include_str!("configs/ocr.default.json")).unwrap();
     let db: OcrDatabase = (&raw).into();
 
-    let image = image::load_from_memory(include_bytes!("test_data/test-image-3.png"))
+    let image = image::load_from_memory(include_bytes!("test_data/test-time-1.png"))
         .unwrap()
         .to_rgb8();
     assert_eq!(db.ocr_image(&image), "00:30.625");
 
-    let image = image::load_from_memory(include_bytes!("test_data/test-image-4.png"))
+    let image = image::load_from_memory(include_bytes!("test_data/test-time-2.png"))
         .unwrap()
         .to_rgb8();
     assert_eq!(db.ocr_image(&image), "00:20.296");
 
-    let image = image::load_from_memory(include_bytes!("test_data/test-image-num-1.png"))
+    let image = image::load_from_memory(include_bytes!("test_data/test-num-1.png"))
         .unwrap()
         .to_rgb8();
     assert_eq!(db.ocr_image(&image), "1");
 
-    let image = image::load_from_memory(include_bytes!("test_data/test-image-blank.png"))
+    let image = image::load_from_memory(include_bytes!("test_data/test-blank.png"))
         .unwrap()
         .to_rgb8();
     assert_eq!(db.ocr_image(&image), "");
diff --git a/src/state.rs b/src/state.rs
index 22ead1f..810e396 100644
--- a/src/state.rs
+++ b/src/state.rs
@@ -133,7 +133,6 @@ pub struct DebugOcrFrame {
 
 #[derive(Default)]
 pub struct AppState {
-    pub raw_data: HashMap<String, String>,
     pub last_frame: Option<LapState>,
 
     pub buffered_frames: VecDeque<LapState>,
diff --git a/src/test_data/test-image-blank.png b/src/test_data/test-blank.png
similarity index 100%
rename from src/test_data/test-image-blank.png
rename to src/test_data/test-blank.png
diff --git a/src/test_data/test-full-1.png b/src/test_data/test-full-1.png
new file mode 100644
index 0000000..d5540b3
Binary files /dev/null and b/src/test_data/test-full-1.png differ
diff --git a/src/test_data/test-full-2.png b/src/test_data/test-full-2.png
new file mode 100644
index 0000000..da47ec9
Binary files /dev/null and b/src/test_data/test-full-2.png differ
diff --git a/src/test_data/test-image-1.png b/src/test_data/test-image-1.png
deleted file mode 100644
index 4e37f58..0000000
Binary files a/src/test_data/test-image-1.png and /dev/null differ
diff --git a/src/test_data/test-image-2.png b/src/test_data/test-montserrat.png
similarity index 100%
rename from src/test_data/test-image-2.png
rename to src/test_data/test-montserrat.png
diff --git a/src/test_data/test-image-num-1.png b/src/test_data/test-num-1.png
similarity index 100%
rename from src/test_data/test-image-num-1.png
rename to src/test_data/test-num-1.png
diff --git a/src/test_data/test-image-3.png b/src/test_data/test-time-1.png
similarity index 100%
rename from src/test_data/test-image-3.png
rename to src/test_data/test-time-1.png
diff --git a/src/test_data/test-image-4.png b/src/test_data/test-time-2.png
similarity index 100%
rename from src/test_data/test-image-4.png
rename to src/test_data/test-time-2.png