diff --git a/src/captcha/_index.js b/src/captcha/_index.js
deleted file mode 100644
index 4124582..0000000
--- a/src/captcha/_index.js
+++ /dev/null
@@ -1,8 +0,0 @@
-import angular          from 'angular';
-import CaptchaProvider  from './providor';
-import CaptchaComponent from './component';
-
-export default angular.module('qtAngularUi.captcha', [])
-.provider('$uiCaptcha', CaptchaProvider)
-.directive('captcha', CaptchaComponent)
-.name;
diff --git a/src/captcha/captcha.spec.js b/src/captcha/captcha.spec.js
new file mode 100644
index 0000000..de1fd74
--- /dev/null
+++ b/src/captcha/captcha.spec.js
@@ -0,0 +1,149 @@
+/* eslint max-nested-acllbacks: off */
+/* eslint-env mocha */
+/* global expect */
+
+import angular from 'angular';
+import 'angular-mocks';
+
+import $       from 'jquery';
+import Captcha from './index';
+
+/**
+ * $('a').click()无效的解决方法
+ * @param {element} el
+ * clickElement($('a')[0]);
+ */
+let clickElement = function (el) {
+  let ev = document.createEvent('MouseEvent');
+  ev.initMouseEvent('click', true, true, window, null, 0, 0, 0, 0, false, false, false, false, 0, null);
+  el.dispatchEvent(ev);
+};
+
+describe('Captcha 组件', function () {
+  const { module, inject } = angular.mock;
+  const CAPTCHAURL         = '//student-api.61qt.cn/common/captcha';
+  const CAPTCHAURLREGEXP   = new RegExp(CAPTCHAURL + '\\?v=');
+
+  beforeEach(function () {
+    /* eslint no-undef:0 */
+    angular.env = {
+      QT_UI_LOG: false,
+    };
+
+    // 初始化 Captcha 组件
+    module(Captcha);
+
+    // 清场
+    document.body.innerHTML = '';
+  });
+
+  describe('结构规范', function () {
+    it('会返回组件名称', function () {
+      expect(Captcha).to.be.a('string');
+    });
+
+    it('能进行初始化', function () {
+      inject(function ($rootScope, $compile) {
+        let $newSopen     = $rootScope.$new();
+        $newSopen.captcha = CAPTCHAURL;
+        let $element      = $compile('<captcha ng-model="captcha"></captcha>')($newSopen);
+        let $scope        = $element.children().scope();
+
+        expect(CAPTCHAURLREGEXP.test($scope.captcha)).to.be.true;
+      });
+    });
+
+    it('应该拥有额定的结构', function () {
+      inject(function ($rootScope, $compile) {
+        let $element = $compile('<captcha></captcha>')($rootScope.$new());
+        let $scope   = angular.element($element[0].childNodes[0]).scope();
+
+        expect($scope.captcha).to.be.a('string');
+        expect($scope.changeCaptcha).to.be.a('function');
+        expect($scope.$$listenerCount['captcha.change']).to.be.a('number');
+        expect($scope.$$listenerCount.$destroy).to.be.a('number');
+      });
+    });
+  });
+
+  describe('触发流程', function () {
+    it('能够点击刷新图片验证码', function () {
+      inject(function ($rootScope, $compile) {
+        let $newSopen     = $rootScope.$new();
+        $newSopen.captcha = CAPTCHAURL;
+        let $element      = $compile('<captcha class="captcha" ng-model="captcha"></captcha>')($newSopen);
+        let $scope        = $element.children().scope();
+
+        angular.element(document.body).append($element);
+        $scope.$digest();
+        let $Captcha   = $('.captcha');
+        let $img       = $('.captcha>img');
+        let oldCaptcha = $img.attr('src');
+
+        expect(oldCaptcha).to.equal($scope.captcha);
+
+        clickElement($Captcha[0]);
+
+        let newCaptcha = $img.attr('src');
+
+        expect(newCaptcha).to.equal($scope.captcha);
+        expect(newCaptcha).to.not.equal(oldCaptcha);
+      });
+    });
+
+    it('能够接收广播', function (done) {
+      inject(function ($rootScope, $compile, $timeout) {
+        let $newSopen     = $rootScope.$new();
+        $newSopen.captcha = CAPTCHAURL;
+        let $element      = $compile('<captcha class="captcha" ng-model="captcha"></captcha>')($newSopen);
+        let $scope        = $element.children().scope();
+        let $parentScope  = $element.scope();
+
+        angular.element(document.body).append($element);
+
+        let captcha = $scope.captcha;
+
+        let broadcast = function () {
+          $parentScope.$broadcast('captcha.change');
+
+          expect(captcha).to.not.equal($scope.captcha);
+          done();
+        };
+
+        $timeout.flush();
+        setTimeout(broadcast, 1);
+      });
+    });
+  });
+
+  describe('服务', function () {
+    it('能够配置', function () {
+      module(function ($uiCaptchaProvider) {
+        $uiCaptchaProvider.configure({
+          captchaUrl: CAPTCHAURL,
+        });
+      });
+
+      inject(function ($uiCaptcha) {
+        expect($uiCaptcha.setting.captchaUrl).to.equal(CAPTCHAURL);
+      });
+    });
+
+    it('没配置提示', function () {
+      /* eslint no-undef:0 */
+      angular.env = {
+        QT_UI_LOG: true,
+      };
+
+      inject(function ($uiCaptcha) {
+        expect($uiCaptcha.setting.captchaUrl).to.equal('');
+      });
+    });
+
+    it('刷新地址为空返回空值', function () {
+      inject(function ($uiCaptcha) {
+        expect($uiCaptcha.$change('')).to.equal('');
+      });
+    });
+  });
+});
diff --git a/src/captcha/index.js b/src/captcha/index.js
index 84e8f18..4124582 100644
--- a/src/captcha/index.js
+++ b/src/captcha/index.js
@@ -1,7 +1,8 @@
-if (window.angular && window.angular.env && window.angular.env.QT_UI_LOG) {
-  window.console.log('qt-angular-ui/src/captcha load');
-}
+import angular          from 'angular';
+import CaptchaProvider  from './providor';
+import CaptchaComponent from './component';
 
-import component   from './_index';
-
-export default component;
\ No newline at end of file
+export default angular.module('qtAngularUi.captcha', [])
+.provider('$uiCaptcha', CaptchaProvider)
+.directive('captcha', CaptchaComponent)
+.name;
diff --git a/src/captcha/providor.js b/src/captcha/providor.js
index 831f1fe..b07b674 100644
--- a/src/captcha/providor.js
+++ b/src/captcha/providor.js
@@ -17,7 +17,7 @@ export default function () {
         arrProto.push.call(this);
 
         this.setting = _.assign({}, defaults, options);
-        if (window.angular && window.angular.env && window.angular.env.QT_UI_LOG) {
+        if (window.angular && window.angular.env && window.angular.env.QT_UI_LOG && !defaults.captchaUrl) {
           window.console.error('[qt-angular-ui]尚未进行 Captcha 的配置，请查看 qt-angular-ui/src/captcha/README.md 进行配置');
         }