test: added basic unit tests (except for charts). Unit tests segregated in directories.

tests/unit/users/Users.spec.js

@@ -0,0 +1,35 @@
+import Vue from 'vue'
+import { shallowMount, mount } from '@vue/test-utils'
+import BootstrapVue from 'bootstrap-vue'
+import Users from '@/views/users/Users'
+
+Vue.use(BootstrapVue)
+
+describe('Users.vue', () => {
+  it('has a name', () => {
+    expect(Users.name).toMatch('Users')
+  })
+  it('has a created hook', () => {
+    expect(typeof Users.data).toMatch('function')
+  })
+  it('sets the correct default data', () => {
+    expect(typeof Users.data).toMatch('function')
+    const defaultData = Users.data()
+    expect(defaultData.currentPage).toBe(1)
+  })
+  it('is Vue instance', () => {
+    const wrapper = shallowMount(Users)
+    expect(wrapper.isVueInstance()).toBe(true)
+  })
+  it('is Users', () => {
+    const wrapper = shallowMount(Users)
+    expect(wrapper.is(Users)).toBe(true)
+  })
+  it('renders props.caption when passed', () => {
+    const caption = 'Users List'
+    const wrapper = mount(Users, {
+      propsData: { caption }
+    })
+    expect(wrapper.find('div.card-header > div').text()).toMatch(caption)
+  })
+})