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Zustand test #25

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57 changes: 57 additions & 0 deletions __mocks__/zustand.ts
Original file line number Diff line number Diff line change
@@ -0,0 +1,57 @@
/* eslint-disable @typescript-eslint/no-unsafe-return */
/* eslint-disable @typescript-eslint/no-unsafe-member-access */
/* eslint-disable @typescript-eslint/no-unsafe-call */
/* eslint-disable @typescript-eslint/no-unsafe-assignment */
// __mocks__/zustand.ts
// __mocks__/zustand.ts
import * as zustand from 'zustand';
import { afterEach, jest } from '@jest/globals';
import { act } from '@testing-library/react';

const { create: actualCreate, createStore: actualCreateStore } = jest.requireActual<typeof zustand>('zustand');

// a variable to hold reset functions for all stores declared in the app
export const storeResetFns = new Set<() => void>();

const createUncurried = <T>(stateCreator: zustand.StateCreator<T>) => {
const store = actualCreate(stateCreator);
const initialState = store.getState();
storeResetFns.add(() => {
store.setState(initialState, true);
});
return store;
};

// when creating a store, we get its initial state, create a reset function and add it in the set
export const create = (<T>(stateCreator: zustand.StateCreator<T>) => {
console.log('zustand create mock');

// to support curried version of create
return typeof stateCreator === 'function' ? createUncurried(stateCreator) : createUncurried;
}) as typeof zustand.create;

const createStoreUncurried = <T>(stateCreator: zustand.StateCreator<T>) => {
const store = actualCreateStore(stateCreator);
const initialState = store.getState();
storeResetFns.add(() => {
store.setState(initialState, true);
});
return store;
};

// when creating a store, we get its initial state, create a reset function and add it in the set
export const createStore = (<T>(stateCreator: zustand.StateCreator<T>) => {
console.log('zustand createStore mock');

// to support curried version of createStore
return typeof stateCreator === 'function' ? createStoreUncurried(stateCreator) : createStoreUncurried;
}) as typeof zustand.createStore;

// reset all stores after each test run
afterEach(() => {
act(() => {
storeResetFns.forEach((resetFn) => {
resetFn();
});
});
});
45 changes: 45 additions & 0 deletions __tests__/index.test.js
Original file line number Diff line number Diff line change
@@ -1,9 +1,13 @@
import { render, screen } from '@testing-library/react';
import Model from '../src/app/components/Model';
import Inputs from '../src/app/components/Inputs';
import Container from '../src/app/components/Container';
import Examples from '../src/app/components/Examples';
import Toolbar from '../src/app/components/ToolBar';
import Shots from '../src/app/components/Shots';
import userEvent from '@testing-library/user-event';
import '@testing-library/jest-dom';
import { describe } from 'node:test';

describe('Model', () => {
it('test textarea model button copy to clipboard', async () => {
Expand Down Expand Up @@ -69,4 +73,45 @@ describe('Examples', () => {
noExamples = screen.queryByText(/No examples added/i);
expect(noExamples).toBeInTheDocument();
});
});

describe('Zustand', ()=>{

test('testing the whole app except the gpt request', async () => {
const user = userEvent.setup();

render(
<div className='flex flex-col pt-3 h-screen'>
<div className='mx-6 mb-3 flex flex-row basis-[2%]'>
<h1 className='text-3xl font-black place-self-center'>ModGen.js</h1>
<Toolbar isLoading={false} send={async ()=>{}} changeModeUp={()=>{}} modeUp={false} />
</div>
<div className='flex flex-row text-base grow min-h-0 basis-[98%]'>
<Inputs data={undefined} isLoading={false} modeUp={false} />

<Container className='w-5/12'>
<Examples modeUp={false} />
</Container>
</div>
</div>
)

const textAreaModel = screen.getByPlaceholderText('Input some code...');
await user.click(textAreaModel);
await user.type(textAreaModel, "function");

const textAreaResult = screen.getByPlaceholderText('Input a result...');
await user.click(textAreaResult);
await user.type(textAreaResult, "interface");

await user.click(screen.getByRole('button', {name: /add example/i}));

expect(screen.getByText("function")).toBeInTheDocument();
expect(screen.getByText("interface")).toBeInTheDocument();

await user.click(screen.getByRole('button', {name: /delete everything/i}));

const noExamples = screen.queryByText(/No examples added/i);
expect(noExamples).toBeInTheDocument();
});
});
2 changes: 2 additions & 0 deletions jest.config.mjs
Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,8 @@ const config = {
// setupFilesAfterEnv: ['<rootDir>/jest.setup.js'],

testEnvironment: 'jest-environment-jsdom',
preset: 'ts-jest',
setupFilesAfterEnv: ['./src/setup-jest.ts'],
}

// createJestConfig is exported this way to ensure that next/jest can load the Next.js config which is async
Expand Down
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