mirror of
https://github.com/bevyengine/bevy
synced 2024-12-23 19:43:07 +00:00
549 lines
16 KiB
Rust
549 lines
16 KiB
Rust
use legion::prelude::*;
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use std::collections::HashSet;
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#[derive(Clone, Copy, Debug, PartialEq)]
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struct Pos(f32, f32, f32);
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#[derive(Clone, Copy, Debug, PartialEq)]
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struct Rot(f32, f32, f32);
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#[derive(Clone, Copy, Debug, PartialEq)]
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struct Scale(f32, f32, f32);
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#[derive(Clone, Copy, Debug, PartialEq)]
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struct Vel(f32, f32, f32);
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#[derive(Clone, Copy, Debug, PartialEq)]
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struct Accel(f32, f32, f32);
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#[derive(Copy, Clone, Debug, Eq, PartialEq, Hash)]
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struct Model(u32);
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#[derive(Copy, Clone, Debug, Eq, PartialEq, Hash)]
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struct Static;
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#[test]
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fn insert() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let shared = (1usize, 2f32, 3u16);
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let components = vec![(4f32, 5u64, 6u16), (4f32, 5u64, 6u16)];
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let entities = world.insert(shared, components);
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assert_eq!(2, entities.len());
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}
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#[test]
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fn get_component() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let shared = (Static, Model(5));
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let components = vec![
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(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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];
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let mut entities: Vec<Entity> = Vec::new();
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for e in world.insert(shared, components.clone()) {
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entities.push(*e);
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}
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for (i, e) in entities.iter().enumerate() {
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match world.get_component(*e) {
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Some(x) => assert_eq!(components.get(i).map(|(x, _)| x), Some(&x as &Pos)),
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None => assert_eq!(components.get(i).map(|(x, _)| x), None),
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}
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match world.get_component(*e) {
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Some(x) => assert_eq!(components.get(i).map(|(_, x)| x), Some(&x as &Rot)),
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None => assert_eq!(components.get(i).map(|(_, x)| x), None),
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}
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}
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}
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#[test]
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fn get_component_wrong_type() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let entity = *world.insert((), vec![(0f64,)]).get(0).unwrap();
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assert!(world.get_component::<i32>(entity).is_none());
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}
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#[test]
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fn get_shared() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let shared = (Static, Model(5));
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let components = vec![
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(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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];
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let mut entities: Vec<Entity> = Vec::new();
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for e in world.insert(shared, components) {
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entities.push(*e);
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}
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for e in entities.iter() {
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assert_eq!(Some(&Static), world.get_tag(*e));
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assert_eq!(Some(&Model(5)), world.get_tag(*e));
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}
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}
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#[test]
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fn get_shared_wrong_type() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let entity = *world.insert((Static,), vec![(0f64,)]).get(0).unwrap();
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assert!(world.get_tag::<Model>(entity).is_none());
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}
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#[test]
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fn delete() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let shared = (Static, Model(5));
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let components = vec![
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(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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];
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let mut entities: Vec<Entity> = Vec::new();
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for e in world.insert(shared, components) {
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entities.push(*e);
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}
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for e in entities.iter() {
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assert_eq!(true, world.is_alive(*e));
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}
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for e in entities.iter() {
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world.delete(*e);
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assert_eq!(false, world.is_alive(*e));
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}
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}
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#[test]
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fn delete_all() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let shared = (Static, Model(5));
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let components = vec![
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(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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];
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let mut entities: Vec<Entity> = Vec::new();
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for e in world.insert(shared, components) {
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entities.push(*e);
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}
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// Check that the entity allocator knows about the entities
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for e in entities.iter() {
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assert_eq!(true, world.is_alive(*e));
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}
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// Check that the entities are in storage
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let query = <(Read<Pos>, Read<Rot>)>::query();
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assert_eq!(2, query.iter(&world).count());
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world.delete_all();
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// Check that the entity allocator no longer knows about the entities
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for e in entities.iter() {
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assert_eq!(false, world.is_alive(*e));
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}
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// Check that the entities are removed from storage
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let query = <(Read<Pos>, Read<Rot>)>::query();
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assert_eq!(0, query.iter(&world).count());
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}
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#[test]
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fn delete_last() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let shared = (Static, Model(5));
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let components = vec![
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(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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];
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let mut entities: Vec<Entity> = Vec::new();
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for e in world.insert(shared, components.clone()) {
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entities.push(*e);
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}
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let last = *entities.last().unwrap();
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world.delete(last);
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assert_eq!(false, world.is_alive(last));
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for (i, e) in entities.iter().take(entities.len() - 1).enumerate() {
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assert_eq!(true, world.is_alive(*e));
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match world.get_component(*e) {
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Some(x) => assert_eq!(components.get(i).map(|(x, _)| x), Some(&x as &Pos)),
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None => assert_eq!(components.get(i).map(|(x, _)| x), None),
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}
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match world.get_component(*e) {
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Some(x) => assert_eq!(components.get(i).map(|(_, x)| x), Some(&x as &Rot)),
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None => assert_eq!(components.get(i).map(|(_, x)| x), None),
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}
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}
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}
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#[test]
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fn delete_first() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let shared = (Static, Model(5));
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let components = vec![
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(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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];
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let mut entities: Vec<Entity> = Vec::new();
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for e in world.insert(shared, components.clone()) {
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entities.push(*e);
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}
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let first = *entities.first().unwrap();
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world.delete(first);
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assert_eq!(false, world.is_alive(first));
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for (i, e) in entities.iter().skip(1).enumerate() {
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assert_eq!(true, world.is_alive(*e));
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match world.get_component(*e) {
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Some(x) => assert_eq!(components.get(i + 1).map(|(x, _)| x), Some(&x as &Pos)),
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None => assert_eq!(components.get(i + 1).map(|(x, _)| x), None),
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}
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match world.get_component(*e) {
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Some(x) => assert_eq!(components.get(i + 1).map(|(_, x)| x), Some(&x as &Rot)),
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None => assert_eq!(components.get(i + 1).map(|(_, x)| x), None),
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}
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}
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}
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#[test]
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// fn merge() {
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// let _ = tracing_subscriber::fmt::try_init();
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// let universe = Universe::new();
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// let mut world_1 = universe.create_world();
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// let mut world_2 = universe.create_world();
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// let shared = (Static, Model(5));
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// let components = vec![
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// (Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
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// (Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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// ];
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// let mut world_1_entities: Vec<Entity> = Vec::new();
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// for e in world_1.insert(shared, components.clone()) {
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// world_1_entities.push(*e);
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// }
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// let mut world_2_entities: Vec<Entity> = Vec::new();
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// for e in world_2.insert(shared, components.clone()) {
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// world_2_entities.push(*e);
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// }
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// world_1.merge(world_2);
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// for (i, e) in world_2_entities.iter().enumerate() {
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// assert!(world_1.is_alive(*e));
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// let (pos, rot) = components.get(i).unwrap();
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// assert_eq!(pos, &world_1.get_component(*e).unwrap() as &Pos);
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// assert_eq!(rot, &world_1.get_component(*e).unwrap() as &Rot);
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// }
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// }
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#[test]
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fn mutate_add_component() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let shared = (Static, Model(5));
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let components = vec![
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(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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];
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let entities = world.insert(shared, components).to_vec();
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let query_without_scale = <(Read<Pos>, Read<Rot>)>::query();
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let query_with_scale = <(Read<Pos>, Read<Rot>, Read<Scale>)>::query();
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assert_eq!(3, query_without_scale.iter(&world).count());
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assert_eq!(0, query_with_scale.iter(&world).count());
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world
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.add_component(*entities.get(1).unwrap(), Scale(0.5, 0.5, 0.5))
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.unwrap();
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assert_eq!(3, query_without_scale.iter(&world).count());
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assert_eq!(1, query_with_scale.iter(&world).count());
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}
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#[test]
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fn mutate_remove_component() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let shared = (Static, Model(5));
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let components = vec![
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(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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];
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let entities = world.insert(shared, components).to_vec();
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let query_without_rot = Read::<Pos>::query().filter(!component::<Rot>());
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let query_with_rot = <(Read<Pos>, Read<Rot>)>::query();
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assert_eq!(0, query_without_rot.iter(&world).count());
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assert_eq!(3, query_with_rot.iter(&world).count());
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world
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.remove_component::<Rot>(*entities.get(1).unwrap())
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.unwrap();
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assert_eq!(1, query_without_rot.iter(&world).count());
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assert_eq!(2, query_with_rot.iter(&world).count());
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}
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#[test]
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fn mutate_add_tag() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let shared = (Model(5),);
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let components = vec![
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(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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];
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let entities = world.insert(shared, components).to_vec();
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let query_without_static = <(Read<Pos>, Read<Rot>)>::query();
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let query_with_static = <(Read<Pos>, Read<Rot>, Tagged<Static>)>::query();
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assert_eq!(3, query_without_static.iter(&world).count());
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assert_eq!(0, query_with_static.iter(&world).count());
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world.add_tag(*entities.get(1).unwrap(), Static).unwrap();
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assert_eq!(3, query_without_static.iter(&world).count());
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assert_eq!(1, query_with_static.iter(&world).count());
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}
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#[test]
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fn mutate_remove_tag() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let shared = (Model(5), Static);
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let components = vec![
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(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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];
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let entities = world.insert(shared, components).to_vec();
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let query_without_static = <(Read<Pos>, Read<Rot>)>::query().filter(!tag::<Static>());
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let query_with_static = <(Read<Pos>, Read<Rot>, Tagged<Static>)>::query();
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assert_eq!(0, query_without_static.iter(&world).count());
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assert_eq!(3, query_with_static.iter(&world).count());
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world
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.remove_tag::<Static>(*entities.get(1).unwrap())
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.unwrap();
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assert_eq!(1, query_without_static.iter(&world).count());
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assert_eq!(2, query_with_static.iter(&world).count());
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}
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#[test]
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fn mutate_change_tag_minimum_test() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let shared = (Model(5),);
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let components = vec![(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3))];
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let entities = world.insert(shared, components).to_vec();
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tracing::trace!("STARTING CHANGE");
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world.add_tag(entities[0], Model(3)).unwrap();
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tracing::trace!("CHANGED\n");
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assert_eq!(*world.get_tag::<Model>(entities[0]).unwrap(), Model(3));
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}
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#[test]
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fn delete_entities_on_drop() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let (tx, rx) = crossbeam_channel::unbounded::<legion::event::Event>();
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let shared = (Model(5),);
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let components = vec![(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3))];
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// Insert the data and store resulting entities in a HashSet
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let mut entities = HashSet::new();
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for entity in world.insert(shared, components) {
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entities.insert(*entity);
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}
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world.subscribe(tx, legion::filter::filter_fns::any());
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//ManuallyDrop::drop(&mut world);
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std::mem::drop(world);
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for e in rx.try_recv() {
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match e {
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legion::event::Event::EntityRemoved(entity, _chunk_id) => {
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assert!(entities.remove(&entity));
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}
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_ => {}
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}
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}
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// Verify that no extra entities are included
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assert!(entities.is_empty());
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}
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#[test]
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#[allow(clippy::suspicious_map)]
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fn mutate_change_tag() {
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let _ = tracing_subscriber::fmt::try_init();
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let universe = Universe::new();
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let mut world = universe.create_world();
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let shared = (Model(5),);
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let components = vec![
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(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
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];
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let entities = world.insert(shared, components).to_vec();
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let query_model_3 = <(Read<Pos>, Read<Rot>)>::query().filter(tag_value(&Model(3)));
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let query_model_5 = <(Read<Pos>, Read<Rot>)>::query().filter(tag_value(&Model(5)));
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assert_eq!(3, query_model_5.iter(&world).count());
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assert_eq!(0, query_model_3.iter(&world).count());
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tracing::trace!("STARTING CHANGE");
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world.add_tag(*entities.get(1).unwrap(), Model(3)).unwrap();
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tracing::trace!("CHANGED\n");
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assert_eq!(
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1,
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query_model_3
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.iter_entities_mut(&mut world)
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.map(|e| {
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tracing::trace!("iter: {:?}", e);
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e
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})
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.count()
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);
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assert_eq!(
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*world.get_tag::<Model>(*entities.get(1).unwrap()).unwrap(),
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Model(3)
|
|
);
|
|
|
|
assert_eq!(2, query_model_5.iter(&world).count());
|
|
}
|
|
|
|
// This test repeatedly creates a world with new entities and drops it, reproducing
|
|
// https://github.com/TomGillen/legion/issues/92
|
|
#[test]
|
|
fn lots_of_deletes() {
|
|
let _ = tracing_subscriber::fmt::try_init();
|
|
|
|
let universe = Universe::new();
|
|
|
|
for _ in 0..10000 {
|
|
let shared = (Model(5),);
|
|
let components = vec![
|
|
(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
|
|
(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
|
|
(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
|
|
];
|
|
|
|
let mut world = universe.create_world();
|
|
world.insert(shared, components).to_vec();
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn iter_entities() {
|
|
let _ = tracing_subscriber::fmt::try_init();
|
|
|
|
let universe = Universe::new();
|
|
let mut world = universe.create_world();
|
|
|
|
let shared = (Model(5),);
|
|
let components = vec![
|
|
(Pos(1., 2., 3.), Rot(0.1, 0.2, 0.3)),
|
|
(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
|
|
(Pos(4., 5., 6.), Rot(0.4, 0.5, 0.6)),
|
|
];
|
|
|
|
// Insert the data and store resulting entities in a HashSet
|
|
let mut entities = HashSet::new();
|
|
for entity in world.insert(shared, components) {
|
|
entities.insert(*entity);
|
|
}
|
|
|
|
// Verify that all entities in iter_entities() are included
|
|
for entity in world.iter_entities() {
|
|
assert!(entities.remove(&entity));
|
|
}
|
|
|
|
// Verify that no extra entities are included
|
|
assert!(entities.is_empty());
|
|
}
|