updux/docs/tutorial-selectors.test.js

28 lines
689 B
JavaScript

import { test, expect } from 'vitest';
import { Updux } from '../src/index.js';
test( 'selectors', () => {
const dux = new Updux({
initial: { a: 1, b: 2 },
selectors: {
getA: ({a}) => a,
getBPlus: ({b}) => addition => b + addition,
},
subduxes: {
subbie: new Updux({
initial: { d: 3 },
selectors: {
getD: ({d}) => d
}
})
}
})
const store = dux.createStore();
expect( store.getState.getA() ).toEqual(1);
expect( store.getState.getBPlus(7) ).toEqual(9);
expect( store.getState.getD() ).toEqual(3);
} );