app_vue2/tests/unit/use/form/useDirtyForm.spec.ts

import {createStore} from "~/tests/unit/Helpers";
import {form} from "~/tests/unit/fixture/state/profile";
import {$useDirtyForm, UseDirtyForm} from "~/use/form/useDirtyForm";
import {AnyStore} from "~/types/interfaces";

var store:AnyStore

beforeAll(()=>{
  store = createStore();
  store.registerModule('form',form)
})

describe('markFormAsDirty()', () => {
  it('should call addEventListener one time', async () => {
    const spy = jest.spyOn(UseDirtyForm.prototype as any, 'addEventListener')
    spy.mockImplementation(() => {});

    const {markFormAsDirty} = $useDirtyForm(store)
    markFormAsDirty()
    expect(spy).toHaveBeenCalled();
  })
})

describe('markAsNotDirty()', () => {
  it('should call clearEventListener one time', async () => {
    const spy = jest.spyOn(UseDirtyForm.prototype as any, 'clearEventListener')
    spy.mockImplementation(() => {});

    const {markFormAsNotDirty} = $useDirtyForm(store)
    markFormAsNotDirty()
    expect(spy).toHaveBeenCalled();
  })
})