feat(version): add setVersion to write version number in config.xml

.gitignore

@@ -1,4 +1,5 @@
 node_modules
 .vscode
 npm-debug*.log
-coverage
+coverage
+test/config.xml

package.json

@@ -8,16 +8,19 @@
       "path": "cz-conventional-changelog"
     }
   },
-  "dependencies": {},
+  "dependencies": {
+    "xml2js": "0.4.17"
+  },
   "description": "CLI and JavaScript API for setting the version in Apache Cordova config.xml",
   "devDependencies": {
     "chai": "3.5.0",
     "codecov": "2.1.0",
     "commitizen": "2.9.6",
     "cz-conventional-changelog": "2.0.0",
+    "fs-extra": "2.1.2",
     "istanbul": "0.4.5",
     "mocha": "3.2.0",
-    "semantic-release": "^6.3.2"
+    "semantic-release": "6.3.2"
   },
   "homepage": "https://github.com/gligoran/cordova-set-version#readme",
   "keywords": [

src/index.js

@@ -1,5 +1,28 @@
 'use strict';
 
-module.exports = () => {
+var fs = require('fs');
+var xml2js = require('xml2js');
+var xmlParser = new xml2js.Parser();
+var xmlBuilder = new xml2js.Builder();
 
-};
+module.exports = {
+    setVersion: setVersion
+};
+
+function setVersion(configPath, version, callback) {
+    fs.readFile(configPath, { encoding: 'UTF-8' }, function (readError, configData) {
+        if (readError) {
+            callback(readError);
+        }
+
+        xmlParser.parseString(configData, function (parseError, configXml) {
+            if (parseError) {
+                callback(parseError);
+            }
+
+            configXml.widget.$.version = version;
+            var newConfigData = xmlBuilder.buildObject(configXml);
+            fs.writeFile(configPath, newConfigData, { encoding: 'UTF-8' }, callback);
+        });
+    });
+}

test/config.expected.xml

@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<widget id="com.ionicframework.ionic2" version="1.0.0" xmlns="http://www.w3.org/ns/widgets" xmlns:cdv="http://cordova.apache.org/ns/1.0">
+  <name>ionic2-rc6</name>
+  <description>An awesome Ionic/Cordova app.</description>
+  <author email="hi@ionicframework" href="http://ionicframework.com/">Ionic Framework Team</author>
+  <content src="index.html"/>
+  <access origin="*"/>
+  <allow-navigation href="http://ionic.local/*"/>
+  <allow-intent href="http://*/*"/>
+  <allow-intent href="https://*/*"/>
+  <allow-intent href="tel:*"/>
+  <allow-intent href="sms:*"/>
+  <allow-intent href="mailto:*"/>
+  <allow-intent href="geo:*"/>
+  <platform name="android">
+    <allow-intent href="market:*"/>
+  </platform>
+  <platform name="ios">
+    <allow-intent href="itms:*"/>
+    <allow-intent href="itms-apps:*"/>
+  </platform>
+  <preference name="webviewbounce" value="false"/>
+  <preference name="UIWebViewBounce" value="false"/>
+  <preference name="DisallowOverscroll" value="true"/>
+  <preference name="android-minSdkVersion" value="16"/>
+  <preference name="BackupWebStorage" value="none"/>
+  <preference name="SplashMaintainAspectRatio" value="true"/>
+  <preference name="FadeSplashScreenDuration" value="300"/>
+  <preference name="SplashShowOnlyFirstTime" value="false"/>
+  <feature name="StatusBar">
+    <param name="ios-package" onload="true" value="CDVStatusBar"/>
+  </feature>
+  <plugin name="ionic-plugin-keyboard" spec="~2.2.1"/>
+  <plugin name="cordova-plugin-whitelist" spec="1.3.1"/>
+  <plugin name="cordova-plugin-console" spec="1.0.5"/>
+  <plugin name="cordova-plugin-statusbar" spec="2.2.1"/>
+  <plugin name="cordova-plugin-device" spec="1.1.4"/>
+  <plugin name="cordova-plugin-splashscreen" spec="~4.0.1"/>
+</widget>

test/config.original.xml

@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<widget id="com.ionicframework.ionic2" version="0.0.0" xmlns="http://www.w3.org/ns/widgets" xmlns:cdv="http://cordova.apache.org/ns/1.0">
+  <name>ionic2-rc6</name>
+  <description>An awesome Ionic/Cordova app.</description>
+  <author email="hi@ionicframework" href="http://ionicframework.com/">Ionic Framework Team</author>
+  <content src="index.html"/>
+  <access origin="*"/>
+  <allow-navigation href="http://ionic.local/*"/>
+  <allow-intent href="http://*/*"/>
+  <allow-intent href="https://*/*"/>
+  <allow-intent href="tel:*"/>
+  <allow-intent href="sms:*"/>
+  <allow-intent href="mailto:*"/>
+  <allow-intent href="geo:*"/>
+  <platform name="android">
+    <allow-intent href="market:*"/>
+  </platform>
+  <platform name="ios">
+    <allow-intent href="itms:*"/>
+    <allow-intent href="itms-apps:*"/>
+  </platform>
+  <preference name="webviewbounce" value="false"/>
+  <preference name="UIWebViewBounce" value="false"/>
+  <preference name="DisallowOverscroll" value="true"/>
+  <preference name="android-minSdkVersion" value="16"/>
+  <preference name="BackupWebStorage" value="none"/>
+  <preference name="SplashMaintainAspectRatio" value="true"/>
+  <preference name="FadeSplashScreenDuration" value="300"/>
+  <preference name="SplashShowOnlyFirstTime" value="false"/>
+  <feature name="StatusBar">
+    <param name="ios-package" onload="true" value="CDVStatusBar"/>
+  </feature>
+  <plugin name="ionic-plugin-keyboard" spec="~2.2.1"/>
+  <plugin name="cordova-plugin-whitelist" spec="1.3.1"/>
+  <plugin name="cordova-plugin-console" spec="1.0.5"/>
+  <plugin name="cordova-plugin-statusbar" spec="2.2.1"/>
+  <plugin name="cordova-plugin-device" spec="1.1.4"/>
+  <plugin name="cordova-plugin-splashscreen" spec="~4.0.1"/>
+</widget>

test/index.test.js

@@ -1,8 +1,40 @@
 var expect = require('chai').expect;
 var cordovaSetVersion = require('../src/index');
+var fs = require('fs-extra');
 
-describe('cordova-set-version', function() {
-    it('should work!', function() {
+var originalPath = './test/config.original.xml';
+var configPath = './test/config.xml';
+var expectedConfigPath = './test/config.expected.xml';
+var fileParams = { encoding: 'UTF-8' };
+
+describe('cordova-set-version', () => {
+    it('should exist', () => {
         expect(cordovaSetVersion).to.exist;
     });
+
+    describe('setVersion', () => {
+        beforeEach(() => {
+            fs.copySync(originalPath, configPath);
+        });
+
+        it('should exist', () => {
+            expect(cordovaSetVersion).to.have.property('setVersion');
+        });
+
+        it('should be a function', () => {
+            expect(typeof cordovaSetVersion.setVersion).to.equal('function');
+        });
+
+        it('should produce same content as in `config.expected.xml` when passed the argument `1.0.0`', (done) => {
+            cordovaSetVersion.setVersion(configPath, '1.0.0', function (error) {
+                expect(error).to.not.exist;
+
+                var config = fs.readFileSync(configPath, fileParams);
+                var expectedConfig = fs.readFileSync(expectedConfigPath, fileParams);
+                expect(config).to.equal(expectedConfig);
+
+                done();
+            });
+        });
+    });
 });