diff --git a/src/components/Counter.vue b/src/components/Counter.vue
deleted file mode 100644
index 0fff10f..0000000
--- a/src/components/Counter.vue
+++ /dev/null
@@ -1,17 +0,0 @@
-<template>
-  <div>
-    <h1>Count: {{ counter }}</h1>
-
-    <button @click="counter++" jest="increment-button">+1</button>
-  </div>
-</template>
-
-<script>
-export default {
-  data() {
-    return {
-      counter: 0
-    }
-  }
-}
-</script>
diff --git a/src/utils/index.js b/src/utils/index.js
index 9657c9c..00f5ef7 100644
--- a/src/utils/index.js
+++ b/src/utils/index.js
@@ -35,7 +35,11 @@ export function parseTime(time, cFormat) {
 }
 
 export function formatTime(time, option) {
-  time = +time * 1000
+  if (('' + time).length === 10) {
+    time = parseInt(time) * 1000
+  } else {
+    time = +time
+  }
   const d = new Date(time)
   const now = Date.now()
 
diff --git a/tests/unit/components/Breadcrumb.spec.js b/tests/unit/components/Breadcrumb.spec.js
index 5b63d0e..3ec37bb 100644
--- a/tests/unit/components/Breadcrumb.spec.js
+++ b/tests/unit/components/Breadcrumb.spec.js
@@ -1,24 +1,103 @@
-// import { shallowMount } from '@vue/test-utils'
-// import Breadcrumb from '@/components/Breadcrumb.vue'
+import { mount, createLocalVue } from '@vue/test-utils'
+import VueRouter from 'vue-router'
+import ElementUI from 'element-ui'
+import Breadcrumb from '@/components/Breadcrumb/index.vue'
 
-// describe('Breadcrumb.vue', () => {
-//   const wrapper = shallowMount(Breadcrumb)
+const localVue = createLocalVue()
+localVue.use(VueRouter)
+localVue.use(ElementUI)
 
-//   it('toggle', () => {
-//     expect(wrapper.vm.counter).toBe(0)
-//     wrapper.find('[jest="increment-button"]').trigger('click')
-//     expect(wrapper.vm.counter).toBe(1)
-//   })
+const routes = [
+  {
+    path: '/',
+    name: 'home',
+    children: [{
+      path: 'dashboard',
+      name: 'dashboard'
+    }]
+  },
+  {
+    path: '/menu',
+    name: 'menu',
+    children: [{
+      path: 'menu1',
+      name: 'menu1',
+      meta: { title: 'menu1' },
+      children: [{
+        path: 'menu1-1',
+        name: 'menu1-1',
+        meta: { title: 'menu1-1' }
+      },
+      {
+        path: 'menu1-2',
+        name: 'menu1-2',
+        redirect: 'noredirect',
+        meta: { title: 'menu1-2' },
+        children: [{
+          path: 'menu1-2-1',
+          name: 'menu1-2-1',
+          meta: { title: 'menu1-2-1' }
+        },
+        {
+          path: 'menu1-2-2',
+          name: 'menu1-2-2'
+        }]
+      }]
+    }]
+  }]
 
-//   // it('渲染正确', () => {
-//   //   expect(wrapper.html()).toContain('<span class="count">0</span>')
-//   // })
+const router = new VueRouter({
+  routes
+})
 
-//   it('是一个按钮', () => {
-//     expect(wrapper.contains('button')).toBe(true)
-//   })
+describe('Breadcrumb.vue', () => {
+  const wrapper = mount(Breadcrumb, {
+    localVue,
+    router
+  })
 
-//   // it('snapshot test', () => {
-//   //   expect(wrapper.element).toMatchSnapshot()
-//   // })
-// })
+  it('dashboard', () => {
+    router.push('/dashboard')
+    const len = wrapper.findAll('.el-breadcrumb__inner').length
+    expect(len).toBe(1)
+  })
+
+  it('normal route', () => {
+    router.push('/menu/menu1')
+    const len = wrapper.findAll('.el-breadcrumb__inner').length
+    expect(len).toBe(2)
+  })
+  it('nested route', () => {
+    router.push('/menu/menu1/menu1-2/menu1-2-1')
+    const len = wrapper.findAll('.el-breadcrumb__inner').length
+    expect(len).toBe(4)
+  })
+
+  it('no meta.title', () => {
+    router.push('/menu/menu1/menu1-2/menu1-2-2')
+    const len = wrapper.findAll('.el-breadcrumb__inner').length
+    expect(len).toBe(3)
+  })
+
+  it('click link', () => {
+    router.push('/menu/menu1/menu1-2/menu1-2-2')
+    const breadcrumbArray = wrapper.findAll('.el-breadcrumb__inner')
+    const second = breadcrumbArray.at(1)
+    const href = second.find('a').attributes().href
+    expect(href).toBe('#/menu/menu1')
+  })
+
+  it('noredirect', () => {
+    router.push('/menu/menu1/menu1-2/menu1-2-1')
+    const breadcrumbArray = wrapper.findAll('.el-breadcrumb__inner')
+    const redirectBreadcrumb = breadcrumbArray.at(2)
+    expect(redirectBreadcrumb.contains('a')).toBe(false)
+  })
+
+  it('last breadcrumb', () => {
+    router.push('/menu/menu1/menu1-2/menu1-2-1')
+    const breadcrumbArray = wrapper.findAll('.el-breadcrumb__inner')
+    const redirectBreadcrumb = breadcrumbArray.at(3)
+    expect(redirectBreadcrumb.contains('a')).toBe(false)
+  })
+})
diff --git a/tests/unit/components/Counter.spec.js b/tests/unit/components/Counter.spec.js
deleted file mode 100644
index f03588a..0000000
--- a/tests/unit/components/Counter.spec.js
+++ /dev/null
@@ -1,24 +0,0 @@
-import { shallowMount } from '@vue/test-utils'
-import Counter from '@/components/Counter.vue'
-
-describe('test Counter.vue', () => {
-  const wrapper = shallowMount(Counter)
-
-  it('increments counter', () => {
-    expect(wrapper.vm.counter).toBe(0)
-    wrapper.find('[jest="increment-button"]').trigger('click')
-    expect(wrapper.vm.counter).toBe(1)
-  })
-
-  // it('渲染正确', () => {
-  //   expect(wrapper.html()).toContain('<span class="count">0</span>')
-  // })
-
-  it('是一个按钮', () => {
-    expect(wrapper.contains('button')).toBe(true)
-  })
-
-  // it('snapshot test', () => {
-  //   expect(wrapper.element).toMatchSnapshot()
-  // })
-})
diff --git a/tests/unit/utils/formatTime.spec.js b/tests/unit/utils/formatTime.spec.js
new file mode 100644
index 0000000..99d44a0
--- /dev/null
+++ b/tests/unit/utils/formatTime.spec.js
@@ -0,0 +1,31 @@
+import { formatTime } from '@/utils/index.js'
+
+describe('Utils:formatTime', () => {
+  const d = 1531475641067 // "2018-07-13 17:54:01"
+
+  it('test now', () => {
+    expect(formatTime(+new Date() - 1)).toBe('刚刚')
+  })
+
+  it('less two minute', () => {
+    expect(formatTime(+new Date() - 60 * 2 * 1000)).toBe('2分钟前')
+  })
+
+  it('less two hour', () => {
+    expect(formatTime(+new Date() - 60 * 60 * 2 * 1000)).toBe('2小时前')
+  })
+
+  it('less one day', () => {
+    expect(formatTime(+new Date() - 60 * 60 * 24 * 1 * 1000)).toBe('1天前')
+  })
+
+  it('more than one day', () => {
+    expect(formatTime(d)).toBe('7月13日17时54分')
+  })
+
+  it('format', () => {
+    expect(formatTime(d, '{y}-{m}-{d} {h}:{i}')).toBe('2018-07-13 17:54')
+    expect(formatTime(d, '{y}-{m}-{d}')).toBe('2018-07-13')
+    expect(formatTime(d, '{y}/{m}/{d} {h}-{i}')).toBe('2018/07/13 17-54')
+  })
+})