vega-frontend-monorepo/libs/web3/__mocks__/zustand.js

28 lines
861 B
JavaScript

import { act } from '@testing-library/react';
const zu = jest.requireActual('zustand'); // if using jest
// a variable to hold reset functions for all stores declared in the app
const storeResetFns = new Set();
// when creating a store, we get its initial state, create a reset function and add it in the set
export const create = (createState) => {
let store;
if (typeof createState === 'function') {
store = zu.create(createState);
} else {
store = (selector, equalityFn) =>
zu.useStore(createState, selector, equalityFn);
Object.assign(store, createState);
}
const initialState = store.getState();
storeResetFns.add(() => store.setState(initialState, true));
return store;
};
// Reset all stores after each test run
beforeEach(() => {
act(() => storeResetFns.forEach((resetFn) => resetFn()));
});
export default create;