Unit test of formatNumber function

patw0929 · Feb 27, 2017 · 0830646 · 0830646
1 parent 78e211d
commit 0830646
Showing 1 changed file with 18 additions and 1 deletion.
diff --git a/__tests__/FlagDropDown.test.js b/__tests__/FlagDropDown.test.js
@@ -1,4 +1,4 @@
-/* eslint-disable react/no-find-dom-node */
+/* eslint-disable react/no-find-dom-node, no-eval */
 import React from 'react';
 import ReactDOM from 'react-dom';
 import { mount } from 'enzyme';
@@ -13,6 +13,7 @@ describe('FlagDropDown', function () { // eslint-disable-line func-names
   let libphonenumberUtils;
   let xhr;
   let requests;
+  let getScript;
 
   beforeEach(() => {
     jest.resetModules();
@@ -23,6 +24,9 @@ describe('FlagDropDown', function () { // eslint-disable-line func-names
     xhr.onCreate = (req) => { requests.push(req); };
     window.intlTelInputUtils = undefined;
 
+    getScript = () =>
+      document.getElementsByTagName('script')[0];
+
     this.params = {
       css: ['intl-tel-input', 'form-control phoneNumber'],
       fieldName: 'telephone',
@@ -458,4 +462,17 @@ describe('FlagDropDown', function () { // eslint-disable-line func-names
       areaCodes: null,
     });
   });
+
+  it('should output formatted number with formatNumber function', () => {
+    this.params.format = true;
+    this.params.nationalMode = true;
+    const subject = this.makeSubject();
+
+    requests[0].respond(200,
+      { 'Content-Type': 'text/javascript' },
+      libphonenumberUtils);
+    window.eval(getScript().text);
+
+    expect(subject.instance().formatNumber('+886 912 345 678')).toBe('0912 345 678');
+  });
 });