tests: add some issing tests

tests/unit/Carousels.spec.js

@@ -0,0 +1,32 @@
+import Vue from 'vue'
+import { shallowMount, mount } from '@vue/test-utils'
+import BootstrapVue from 'bootstrap-vue'
+import Carousels from '@/views/base/Carousels'
+
+Vue.use(BootstrapVue)
+
+describe('Carousels.vue', () => {
+  it('has a name', () => {
+    expect(Carousels.name).toMatch('carousels')
+  })
+  it('has a created hook', () => {
+    expect(typeof Carousels.data).toMatch('function')
+  })
+  it('sets the correct default data', () => {
+    expect(typeof Carousels.data).toMatch('function')
+    const defaultData = Carousels.data()
+    expect(defaultData.slide).toBe(0)
+  })
+  it('is Vue instance', () => {
+    const wrapper = shallowMount(Carousels)
+    expect(wrapper.isVueInstance()).toBe(true)
+  })
+  it('is Carousels', () => {
+    const wrapper = shallowMount(Carousels)
+    expect(wrapper.is(Carousels)).toBe(true)
+  })
+  it('should render correct content', () => {
+    const wrapper = mount(Carousels)
+    expect(wrapper.find('header.card-header > div > strong').text()).toMatch('Bootstrap Carousel')
+  })
+})