Tests

- added basic tests for cell, direction, entity, action
- fixed bugs

rogue_lib/src/cell.rs

@@ -147,6 +147,11 @@ pub struct TurnBasedDamage {
     time: u8,
     damage: i32,
 }
+impl TurnBasedDamage {
+    pub fn new(time: u8, damage: i32) -> Self {
+        Self { time, damage }
+    }
+}
 #[typetag::serde]
 impl Effect for TurnBasedDamage {
     fn is_persistent(&self) -> bool {
@@ -155,10 +160,12 @@ impl Effect for TurnBasedDamage {
     fn apply_to(&self, entity: &mut Entity, _floor: &mut Floor) {
         if self.time > 0 {
             entity.apply_damage(self.damage);
-            entity.add_effect(Box::new(Self {
-                time: self.time - 1,
-                damage: self.damage,
-            }));
+            if self.time > 1 {
+                entity.add_effect(Box::new(Self {
+                    time: self.time - 1,
+                    damage: self.damage,
+                }));
+            }
         }
     }
 }

rogue_lib/src/entities.rs

@@ -127,6 +127,13 @@ impl Entity {
         self.effects.push_back(effect);
     }
 
+    /// Permette di vedere tutti gli effetti che in questo momento sono applicati all'entità.\
+    /// Gli effetti qui elencati sono in uno stato di attesa prima di essere effettivamente
+    /// applicati tremite la funzione update.
+    pub fn get_effects(& self) -> impl Iterator<Item = &Box<dyn Effect>> {
+        self.effects.iter()
+    }
+
     /// Indica se l'entità è considerata ancora in gioco o meno.\
     /// Per far si che l'entità non sia più in gioco bisobna far arrivare la vita a 0.
     /// Nota: una entità con vita negativa è considerata "viva"

rogue_lib/tests/tests.rs

@@ -0,0 +1,281 @@
+use rand::SeedableRng;
+use rand_pcg::Pcg32;
+use rogue_lib::{
+    cell::{Cell, Effect, InstantDamage, TurnBasedDamage},
+    entities::{Action, Direction, Entity, Immovable, Position},
+    floor::Floor,
+};
+
+/*******************************************************/
+/* Funzioni semplici per inizializzazione di strutture */
+/*******************************************************/
+fn get_basic_entity() -> Entity {
+    Entity::new("name".to_string(), 100, 10, Box::new(Immovable))
+}
+
+fn get_basic_floor() -> Floor {
+    let rng = Pcg32::seed_from_u64(0);
+    let grid = vec![vec![Cell::Empty; 20]; 20];
+    Floor::new(0, rng, vec![], grid)
+}
+
+/*******************************************************/
+/* I tests iniziano da qui in poi                      */
+/*******************************************************/
+
+#[test]
+fn test_cell_basic() {
+    let mut entity = get_basic_entity();
+
+    // random ones
+    entity.direction = Direction::Up;
+    entity.position = Position(10, 10);
+
+    Cell::Empty.entity_over(&mut entity);
+    assert_eq!(entity.position, Position(10, 10));
+    assert_eq!(entity.direction, Direction::Up);
+
+    Cell::Entance.entity_over(&mut entity);
+    assert_eq!(entity.position, Position(10, 10));
+    assert_eq!(entity.direction, Direction::Up);
+
+    Cell::Exit.entity_over(&mut entity);
+    assert_eq!(entity.position, Position(10, 10));
+    assert_eq!(entity.direction, Direction::Up);
+
+    Cell::Wall.entity_over(&mut entity);
+    assert_eq!(entity.position, Position(10, 9));
+    assert_eq!(entity.direction, Direction::Down);
+
+    assert_eq!(Cell::Empty.as_char(), ' ');
+    assert_eq!(Cell::Entance.as_char(), ' ');
+    assert_eq!(Cell::Exit.as_char(), '¤');
+    assert_eq!(Cell::Wall.as_char(), '█');
+}
+
+#[test]
+fn test_cell_trait_effect_instant_damage() {
+    let cell = InstantDamage(10);
+    let mut floor = get_basic_floor();
+    let mut entity = get_basic_entity();
+
+    let health = entity.get_health();
+    cell.apply_to(&mut entity, &mut floor);
+    assert_eq!(entity.get_health(), health - 10);
+
+    let cell = InstantDamage(-10);
+    cell.apply_to(&mut entity, &mut floor);
+    assert_eq!(entity.get_health(), health);
+}
+
+#[test]
+fn test_directions() {
+    let mut dir = Direction::Up;
+
+    dir.invert();
+    assert_eq!(dir, Direction::Down);
+    dir.invert();
+    assert_eq!(dir, Direction::Up);
+
+    dir = Direction::Left;
+
+    dir.invert();
+    assert_eq!(dir, Direction::Right);
+    dir.invert();
+    assert_eq!(dir, Direction::Left);
+
+    dir = Direction::None;
+    assert_eq!(dir, Direction::None);
+
+    let mut pos = Position(10, 10);
+    assert_eq!(Direction::Up.move_from(&mut pos), &Position(10, 11));
+    assert_eq!(Direction::Down.move_from(&mut pos), &Position(10, 10));
+    assert_eq!(Direction::Left.move_from(&mut pos), &Position(9, 10));
+    assert_eq!(Direction::Right.move_from(&mut pos), &Position(10, 10));
+    assert_eq!(Direction::None.move_from(&mut pos), &Position(10, 10));
+
+    assert_eq!(Direction::Up.as_char(), '▲');
+    assert_eq!(Direction::Down.as_char(), '▼');
+    assert_eq!(Direction::Left.as_char(), '◄');
+    assert_eq!(Direction::Right.as_char(), '►');
+    assert_eq!(Direction::None.as_char(), '■');
+}
+
+#[test]
+fn test_entity_basic() {
+    let entity = get_basic_entity();
+    assert!(entity.is_alive());
+    assert!(matches!(entity.buffer, Action::DoNothing));
+    assert_eq!(entity.get_health_max(), 100);
+    assert_eq!(entity.get_health(), 100);
+    assert_eq!(entity.get_name(), &"name".to_string());
+    assert_eq!(entity.direction, Direction::None);
+}
+
+#[test]
+fn test_entity_basic_damage() {
+    let mut entity = get_basic_entity();
+
+    entity.apply_damage(10);
+    assert_eq!(entity.get_health_max(), 100);
+    assert_eq!(entity.get_health(), 90);
+    assert!(entity.is_alive());
+
+    entity.apply_damage(-10);
+    assert_eq!(entity.get_health_max(), 100);
+    assert_eq!(entity.get_health(), 100);
+    assert!(entity.is_alive());
+
+    entity.apply_damage(90);
+    assert_eq!(entity.get_health_max(), 100);
+    assert_eq!(entity.get_health(), 10);
+    assert!(entity.is_alive());
+
+    entity.apply_damage(-100);
+    assert_eq!(entity.get_health_max(), 100);
+    assert_eq!(entity.get_health(), 100);
+    assert!(entity.is_alive());
+
+    entity.apply_damage(120);
+    assert_eq!(entity.get_health_max(), 100);
+    assert_eq!(entity.get_health(), 0);
+    assert!(!entity.is_alive());
+
+    entity.apply_damage(10);
+    assert_eq!(entity.get_health_max(), 100);
+    assert_eq!(entity.get_health(), 0);
+    assert!(!entity.is_alive());
+
+    entity.apply_damage(-500);
+    assert_eq!(entity.get_health_max(), 100);
+    assert_eq!(entity.get_health(), 100);
+    assert!(entity.is_alive());
+}
+
+#[test]
+fn test_entity_basic_effects() {
+    let mut floor = get_basic_floor();
+    let mut entity = get_basic_entity();
+    assert!(matches!(entity.get_effects().next(), None));
+
+    entity.add_effect(Box::new(InstantDamage(10)));
+    let mut iter = entity.get_effects();
+    assert!(matches!(iter.next(), Some(_)));
+    assert!(matches!(iter.next(), None));
+    std::mem::drop(iter);
+
+    let mut entity = entity.update(&mut floor).unwrap();
+    assert_eq!(entity.get_health_max(), 100);
+    assert_eq!(entity.get_health(), 90);
+    assert!(matches!(entity.get_effects().next(), None));
+
+    entity.add_effect(Box::new(InstantDamage(10)));
+    entity.add_effect(Box::new(TurnBasedDamage::new(2, 10)));
+
+    let mut iter = entity.get_effects();
+    assert!(matches!(iter.next(), Some(_)));
+    assert!(matches!(iter.next(), Some(_)));
+    assert!(matches!(iter.next(), None));
+    std::mem::drop(iter);
+
+    let entity = entity.update(&mut floor).unwrap();
+    assert_eq!(entity.get_health_max(), 100);
+    assert_eq!(entity.get_health(), 70);
+    let mut iter = entity.get_effects();
+    assert!(matches!(iter.next(), Some(_)));
+    assert!(matches!(iter.next(), None));
+    std::mem::drop(iter);
+
+    let mut entity = entity.update(&mut floor).unwrap();
+    assert_eq!(entity.get_health_max(), 100);
+    assert_eq!(entity.get_health(), 60);
+    assert!(matches!(entity.get_effects().next(), None));
+
+    entity.add_effect(Box::new(InstantDamage(100)));
+    let entity = entity.update(&mut floor);
+    assert!(matches!(entity, None));
+}
+
+#[test]
+fn test_entity_basic_action() {
+    let mut floor = get_basic_floor();
+    let mut entity = get_basic_entity();
+    entity.position = Position(10, 10);
+    entity.buffer = Action::Move(Direction::Up);
+
+    let mut entity = entity.update(&mut floor).unwrap();
+    assert_eq!(entity.position, Position(10, 11));
+    assert_eq!(entity.direction, Direction::Up);
+    assert!(matches!(entity.buffer, Action::DoNothing));
+
+    entity.buffer = Action::Move(Direction::Up);
+    let mut entity = entity.update(&mut floor).unwrap();
+    assert_eq!(entity.position, Position(10, 12));
+    assert_eq!(entity.direction, Direction::Up);
+    assert!(matches!(entity.buffer, Action::DoNothing));
+
+    entity.buffer = Action::Move(Direction::Left);
+    let mut entity = entity.update(&mut floor).unwrap();
+    assert_eq!(entity.position, Position(9, 12));
+    assert_eq!(entity.direction, Direction::Left);
+    assert!(matches!(entity.buffer, Action::DoNothing));
+
+    entity.buffer = Action::Move(Direction::Left);
+    let mut entity = entity.update(&mut floor).unwrap();
+    assert_eq!(entity.position, Position(8, 12));
+    assert_eq!(entity.direction, Direction::Left);
+    assert!(matches!(entity.buffer, Action::DoNothing));
+
+    entity.buffer = Action::Move(Direction::Down);
+    let mut entity = entity.update(&mut floor).unwrap();
+    assert_eq!(entity.position, Position(8, 11));
+    assert_eq!(entity.direction, Direction::Down);
+    assert!(matches!(entity.buffer, Action::DoNothing));
+
+    entity.buffer = Action::Move(Direction::Right);
+    let mut entity = entity.update(&mut floor).unwrap();
+    assert_eq!(entity.position, Position(9, 11));
+    assert_eq!(entity.direction, Direction::Right);
+    assert!(matches!(entity.buffer, Action::DoNothing));
+
+    entity.buffer = Action::Move(Direction::None);
+    let mut entity = entity.update(&mut floor).unwrap();
+    assert_eq!(entity.position, Position(9, 11));
+    assert_eq!(entity.direction, Direction::None);
+    assert!(matches!(entity.buffer, Action::DoNothing));
+
+    entity.buffer = Action::DoNothing;
+    let entity = entity.update(&mut floor).unwrap();
+    assert_eq!(entity.position, Position(9, 11));
+    assert_eq!(entity.direction, Direction::None);
+    assert!(matches!(entity.buffer, Action::DoNothing));
+}
+
+#[test]
+fn test_generator_priority() {
+    let mut vec = vec![(1_u32, &"a"), (3, &"b"), (2, &"c")].into_iter();
+    let vec1 = vec!["", "", ""];
+    let vec = rogue_lib::generator::vec_filter(&vec1, |_| vec.next());
+    let mut sum: std::collections::HashMap<&str, u32> = std::collections::HashMap::new();
+    let mut rng = <rand_pcg::Pcg32 as rand::SeedableRng>::seed_from_u64(0);
+    let tot = 600000;
+    for _ in 0..tot {
+        let sample = rogue_lib::generator::vec_get_sample(&vec, &mut rng);
+        let val = sum.entry(*sample).or_default();
+        *val += 1;
+    }
+
+    // deve essere ~circa a questo valore (per questo il round)
+    assert_eq!(
+        (*sum.get("a").unwrap() as f32 / (tot as f32 / 6.0)).round(),
+        3.0
+    );
+    assert_eq!(
+        (*sum.get("b").unwrap() as f32 / (tot as f32 / 6.0)).round(),
+        1.0
+    );
+    assert_eq!(
+        (*sum.get("c").unwrap() as f32 / (tot as f32 / 6.0)).round(),
+        2.0
+    );
+}