mirror of
https://github.com/DioxusLabs/dioxus
synced 2024-11-27 06:30:20 +00:00
148 lines
4 KiB
Rust
148 lines
4 KiB
Rust
// TODO: fix #1935
|
|
|
|
// #![allow(unused, non_upper_case_globals, non_snake_case)]
|
|
// use dioxus_core::NoOpMutations;
|
|
// use std::collections::HashMap;
|
|
// use std::rc::Rc;
|
|
|
|
// use dioxus::html::p;
|
|
// use dioxus::prelude::*;
|
|
// use dioxus_core::ElementId;
|
|
// use dioxus_signals::*;
|
|
// use std::cell::RefCell;
|
|
|
|
// #[test]
|
|
// fn memos_rerun() {
|
|
// let _ = simple_logger::SimpleLogger::new().init();
|
|
|
|
// #[derive(Default)]
|
|
// struct RunCounter {
|
|
// component: usize,
|
|
// effect: usize,
|
|
// }
|
|
|
|
// let counter = Rc::new(RefCell::new(RunCounter::default()));
|
|
// let mut dom = VirtualDom::new_with_props(
|
|
// |counter: Rc<RefCell<RunCounter>>| {
|
|
// counter.borrow_mut().component += 1;
|
|
|
|
// let mut signal = use_signal(|| 0);
|
|
// let memo = use_memo({
|
|
// to_owned![counter];
|
|
// move || {
|
|
// counter.borrow_mut().effect += 1;
|
|
// println!("Signal: {:?}", signal);
|
|
// signal()
|
|
// }
|
|
// });
|
|
// assert_eq!(memo(), 0);
|
|
// signal += 1;
|
|
// assert_eq!(memo(), 1);
|
|
|
|
// rsx! {
|
|
// div {}
|
|
// }
|
|
// },
|
|
// counter.clone(),
|
|
// );
|
|
|
|
// dom.rebuild_in_place();
|
|
|
|
// let current_counter = counter.borrow();
|
|
// assert_eq!(current_counter.component, 1);
|
|
// assert_eq!(current_counter.effect, 2);
|
|
// }
|
|
|
|
// #[test]
|
|
// fn memos_prevents_component_rerun() {
|
|
// let _ = simple_logger::SimpleLogger::new().init();
|
|
|
|
// #[derive(Default)]
|
|
// struct RunCounter {
|
|
// component: usize,
|
|
// memo: usize,
|
|
// }
|
|
|
|
// let counter = Rc::new(RefCell::new(RunCounter::default()));
|
|
// let mut dom = VirtualDom::new_with_props(
|
|
// |props: Rc<RefCell<RunCounter>>| {
|
|
// let mut signal = use_signal(|| 0);
|
|
|
|
// if generation() == 1 {
|
|
// *signal.write() = 0;
|
|
// }
|
|
// if generation() == 2 {
|
|
// println!("Writing to signal");
|
|
// *signal.write() = 1;
|
|
// }
|
|
|
|
// rsx! {
|
|
// Child {
|
|
// signal: signal,
|
|
// counter: props.clone(),
|
|
// }
|
|
// }
|
|
// },
|
|
// counter.clone(),
|
|
// );
|
|
|
|
// #[derive(Default, Props, Clone)]
|
|
// struct ChildProps {
|
|
// signal: Signal<usize>,
|
|
// counter: Rc<RefCell<RunCounter>>,
|
|
// }
|
|
|
|
// impl PartialEq for ChildProps {
|
|
// fn eq(&self, other: &Self) -> bool {
|
|
// self.signal == other.signal
|
|
// }
|
|
// }
|
|
|
|
// fn Child(props: ChildProps) -> Element {
|
|
// let counter = &props.counter;
|
|
// let signal = props.signal;
|
|
// counter.borrow_mut().component += 1;
|
|
|
|
// let memo = use_memo({
|
|
// to_owned![counter];
|
|
// move || {
|
|
// counter.borrow_mut().memo += 1;
|
|
// println!("Signal: {:?}", signal);
|
|
// signal()
|
|
// }
|
|
// });
|
|
// match generation() {
|
|
// 0 => {
|
|
// assert_eq!(memo(), 0);
|
|
// }
|
|
// 1 => {
|
|
// assert_eq!(memo(), 1);
|
|
// }
|
|
// _ => panic!("Unexpected generation"),
|
|
// }
|
|
|
|
// rsx! {
|
|
// div {}
|
|
// }
|
|
// }
|
|
|
|
// dom.rebuild_in_place();
|
|
// dom.mark_dirty(ScopeId::ROOT);
|
|
// dom.render_immediate(&mut NoOpMutations);
|
|
|
|
// {
|
|
// let current_counter = counter.borrow();
|
|
// assert_eq!(current_counter.component, 1);
|
|
// assert_eq!(current_counter.memo, 2);
|
|
// }
|
|
|
|
// dom.mark_dirty(ScopeId::ROOT);
|
|
// dom.render_immediate(&mut NoOpMutations);
|
|
// dom.render_immediate(&mut NoOpMutations);
|
|
|
|
// {
|
|
// let current_counter = counter.borrow();
|
|
// assert_eq!(current_counter.component, 2);
|
|
// assert_eq!(current_counter.memo, 3);
|
|
// }
|
|
// }
|