40 lines
1.2 KiB
JavaScript
40 lines
1.2 KiB
JavaScript
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import Updux, { createAction, withPayload } from './index.js';
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import { expectTypeOf } from 'expect-type';
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test('initialState state', () => {
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const initialState = {
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next_id: 1,
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todos: [],
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};
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const dux = new Updux({
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initialState,
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});
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expectTypeOf(dux.initialState).toMatchTypeOf();
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expect(dux.initialState).toEqual(initialState);
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const store = dux.createStore();
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expect(store.getState()).toEqual(initialState);
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});
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test('actions', () => {
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const addTodo = createAction('addTodo', withPayload());
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const todoDone = createAction('todoDone');
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const todosDux = new Updux({
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actions: {
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addTodo,
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todoDone,
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},
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});
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expect(todosDux.actions.addTodo('write tutorial')).toEqual({
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type: 'addTodo',
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payload: 'write tutorial',
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});
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});
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test('mutation', () => {
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const addTodo = createAction('addTodo', withPayload());
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const dux = new Updux({
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initialState: { nextId: 0, todos: [] },
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});
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dux.addMutation(addTodo, (description) => (state) => {
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state.todos.unshift({ description, id: state.nextId, done: false });
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state.nextId++;
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});
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});
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