feat: setup dying sprites with sprite validation tests

tests/sprites.rs

@@ -0,0 +1,73 @@
+//! Tests for the sprite path generation.
+use pacman::{
+    game::ATLAS_FRAMES,
+    map::direction::Direction,
+    systems::components::Ghost,
+    texture::sprites::{FrightenedColor, GameSprite, GhostSprite, MazeSprite, PacmanSprite},
+};
+
+#[test]
+fn test_all_sprite_paths_exist() {
+    let mut sprites_to_test = Vec::new();
+
+    // Pac-Man sprites
+    for &dir in &[Direction::Up, Direction::Down, Direction::Left, Direction::Right] {
+        for frame in 0..2 {
+            sprites_to_test.push(GameSprite::Pacman(PacmanSprite::Moving(dir, frame)));
+        }
+    }
+    sprites_to_test.push(GameSprite::Pacman(PacmanSprite::Full));
+    for frame in 0..=10 {
+        sprites_to_test.push(GameSprite::Pacman(PacmanSprite::Dying(frame)));
+    }
+
+    // Ghost sprites
+    for &ghost in &[Ghost::Blinky, Ghost::Pinky, Ghost::Inky, Ghost::Clyde] {
+        for &dir in &[Direction::Up, Direction::Down, Direction::Left, Direction::Right] {
+            for frame in 0..2 {
+                sprites_to_test.push(GameSprite::Ghost(GhostSprite::Normal(ghost, dir, frame)));
+            }
+            sprites_to_test.push(GameSprite::Ghost(GhostSprite::Eyes(dir)));
+        }
+    }
+    for &color in &[FrightenedColor::Blue, FrightenedColor::White] {
+        for frame in 0..2 {
+            sprites_to_test.push(GameSprite::Ghost(GhostSprite::Frightened(color, frame)));
+        }
+    }
+
+    // Maze sprites
+    for i in 0..=34 {
+        sprites_to_test.push(GameSprite::Maze(MazeSprite::Tile(i)));
+    }
+    sprites_to_test.push(GameSprite::Maze(MazeSprite::Pellet));
+    sprites_to_test.push(GameSprite::Maze(MazeSprite::Energizer));
+
+    for sprite in sprites_to_test {
+        let path = sprite.to_path();
+        assert!(
+            ATLAS_FRAMES.contains_key(&path),
+            "Sprite path '{}' does not exist in the atlas.",
+            path
+        );
+    }
+}
+
+#[test]
+fn test_invalid_sprite_paths_do_not_exist() {
+    let invalid_sprites = vec![
+        // An invalid Pac-Man dying frame
+        GameSprite::Pacman(PacmanSprite::Dying(99)),
+        // An invalid maze tile
+        GameSprite::Maze(MazeSprite::Tile(99)),
+    ];
+
+    for sprite in invalid_sprites {
+        let path = sprite.to_path();
+        assert!(
+            !ATLAS_FRAMES.contains_key(&path),
+            "Invalid sprite path '{}' was found in the atlas, but it should not exist.",
+            path
+        );
+    }
+}