jest - run test on individual file - and what need test to Vue file - test vue - vue-test-utils.vuejs.org
test vue: https://vue-test-utils.vuejs.org/api/wrapper/#isempty yarn test --testPathPattern=".*UsersTree.test.js" snapshot: https://jestjs.io/docs/en/snapshot-testing For VUE: https://vue-test-utils.vuejs.org/guides/#getting-started 1. Visuals expect(wrapper.element).toMatchSnapshot() expect(wrapper.html()).toContain('primary--text') 2. Computed expect(wrapper.vm.items[0]).toHaveProperty('name', 'FreshinUp') 3. method const wrapper = shallowMount(Component, { propsData: { } }) wrapper.setData({ }) await wrapper.vm.$nextTick() expect(wrapper.html()).toContain('xxx') })