add test

tests/unit/components/SvgIcon.spec.js

@@ -0,0 +1,22 @@
+import { shallowMount } from '@vue/test-utils'
+import SvgIcon from '@/components/SvgIcon/index.vue'
+describe('SvgIcon.vue', () => {
+  it('iconClass', () => {
+    const wrapper = shallowMount(SvgIcon, {
+      propsData: {
+        iconClass: 'test'
+      }
+    })
+    expect(wrapper.find('use').attributes().href).toBe('#icon-test')
+  })
+  it('className', () => {
+    const wrapper = shallowMount(SvgIcon, {
+      propsData: {
+        iconClass: 'test'
+      }
+    })
+    expect(wrapper.classes().length).toBe(1)
+    wrapper.setProps({ className: 'test' })
+    expect(wrapper.classes().includes('test')).toBe(true)
+  })
+})