gitlab-org--gitlab-foss/spec/frontend/vue_shared/plugins/global_toast_spec.js

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import toast from '~/vue_shared/plugins/global_toast';
import Vue from 'vue';
describe('Global toast', () => {
let spyFunc;
beforeEach(() => {
spyFunc = jest.spyOn(Vue.toasted, 'show').mockImplementation(() => {});
});
afterEach(() => {
spyFunc.mockRestore();
});
it('should pass all args to Vue toasted', () => {
const arg1 = 'TestMessage';
const arg2 = { className: 'foo' };
toast(arg1, arg2);
expect(Vue.toasted.show).toHaveBeenCalledTimes(1);
expect(Vue.toasted.show).toHaveBeenCalledWith(arg1, arg2);
});
});