diff --git a/jest.config.js b/jest.config.js
index 7a250ed..3ffc8e3 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -12,9 +12,9 @@ module.exports = {
   testMatch: [
     '<rootDir>/(tests/unit/**/*.spec.(js|jsx|ts|tsx)|**/__tests__/*.(js|jsx|ts|tsx))'
   ],
-  // collectCoverageFrom: ['src/utils/**/*.{js,vue}'],
+  collectCoverageFrom: ['src/utils/**/*.{js,vue}', '!src/utils/auth.js', '!src/utils/request.js', 'src/components/**/*.{js,vue}'],
   'coverageDirectory': './tests/coverage',
-  // 'collectCoverage': true,
+  'collectCoverage': true,
   'coverageReporters': [
     'lcov',
     'text-summary'
diff --git a/tests/unit/utils/formatTime.spec.js b/tests/unit/utils/formatTime.spec.js
index 2871518..b59a7a9 100644
--- a/tests/unit/utils/formatTime.spec.js
+++ b/tests/unit/utils/formatTime.spec.js
@@ -3,6 +3,10 @@ import { formatTime } from '@/utils/index.js'
 describe('Utils:formatTime', () => {
   const d = new Date('2018-07-13 17:54:01') // "2018-07-13 17:54:01"
 
+  it('ten digits timestamp', () => {
+    expect(formatTime((d / 1000).toFixed(0))).toBe('7月13日17时54分')
+  })
+
   it('test now', () => {
     expect(formatTime(+new Date() - 1)).toBe('刚刚')
   })
diff --git a/tests/unit/utils/parseTime.spec.js b/tests/unit/utils/parseTime.spec.js
index b4e86b1..951a6ef 100644
--- a/tests/unit/utils/parseTime.spec.js
+++ b/tests/unit/utils/parseTime.spec.js
@@ -23,4 +23,12 @@ describe('Utils:parseTime', () => {
   it('get the day of the week', () => {
     expect(parseTime(d, '{a}')).toBe('五') // 星期五
   })
+
+  it('get the day of the week', () => {
+    expect(parseTime(+d + 1000 * 60 * 60 * 24 * 2, '{a}')).toBe('日') // 星期日
+  })
+
+  it('empty argument', () => {
+    expect(parseTime()).toBeNull()
+  })
 })
diff --git a/tests/unit/utils/validate.spec.js b/tests/unit/utils/validate.spec.js
new file mode 100644
index 0000000..21c333a
--- /dev/null
+++ b/tests/unit/utils/validate.spec.js
@@ -0,0 +1,33 @@
+import { isvalidUsername, validateURL, validateLowerCase, validateUpperCase, validatAlphabets } from '@/utils/validate.js'
+
+describe('Utils:validate', () => {
+  it('isvalidUsername', () => {
+    expect(isvalidUsername('admin')).toBe(true)
+    expect(isvalidUsername('editor')).toBe(true)
+    expect(isvalidUsername('xxxx')).toBe(false)
+  })
+
+  it('validateURL', () => {
+    expect(validateURL('https://github.com/PanJiaChen/vue-element-admin')).toBe(true)
+    expect(validateURL('http://github.com/PanJiaChen/vue-element-admin')).toBe(true)
+    expect(validateURL('github.com/PanJiaChen/vue-element-admin')).toBe(false)
+  })
+
+  it('validateLowerCase', () => {
+    expect(validateLowerCase('abc')).toBe(true)
+    expect(validateLowerCase('Abc')).toBe(false)
+    expect(validateLowerCase('123abc')).toBe(false)
+  })
+
+  it('validateUpperCase', () => {
+    expect(validateUpperCase('ABC')).toBe(true)
+    expect(validateUpperCase('Abc')).toBe(false)
+    expect(validateUpperCase('123ABC')).toBe(false)
+  })
+
+  it(' validatAlphabets', () => {
+    expect(validatAlphabets('ABC')).toBe(true)
+    expect(validatAlphabets('Abc')).toBe(true)
+    expect(validatAlphabets('123aBC')).toBe(false)
+  })
+})