add unit tests

.eslintignore

@@ -1 +1,2 @@
 .eslintrc.js
+karma.conf.js

.eslintrc.js

@@ -7,11 +7,14 @@ module.exports = {
     "parserOptions": {
         "sourceType": "module"
     },
-    "plugins": ["nativescript","@typescript-eslint"],
+    "plugins": [
+        "nativescript",
+        "@typescript-eslint",
+    ],
     "rules": {
-        'indent': [
-            'error',
-            2
+        '@typescript-eslint/indent': [
+          'error',
+           2
         ],
         'quotes': [
             'error',

app/App_Resources/Android/src/main/AndroidManifest.xml

@@ -19,6 +19,7 @@
 		android:allowBackup="true"
 		android:icon="@drawable/icon"
 		android:label="@string/app_name"
+		android:usesCleartextTraffic="true"
 		android:theme="@style/AppTheme">
 
 		<activity

app/tests/.eslintrc.js

@@ -0,0 +1,19 @@
+module.exports = {
+  "env": {"jasmine": true},
+  "extends": [
+    "plugin:jasmine/recommended"],
+  "plugins": [
+    "jasmine"
+  ],
+  "rules": {
+    'quotes': [
+      'error',
+      'single'
+    ],
+    'semi': [
+      'error',
+      'always'
+    ],
+    'space-before-function-paren': ['error', 'never'],
+  }
+};

app/tests/default-objects/DefaultItems.spec.js

@@ -0,0 +1,36 @@
+import {DefaultItems, DefaultItemsData} from '~/default-objects/DefaultItems';
+
+describe('DefaultItems', () => {
+  it('should create new DefaultItems object', () => {
+    const defaultItems = new DefaultItems();
+
+    expect(defaultItems.data).toBeDefined();
+  });
+
+  it('should load items from JSON', () => {
+    const json = {'version':'0.0.1', 'data':{'bow':0, 'boomerang':0, 'hookshot':false, 'bombs':false, 'powder':true, 'mushroom':false, 'firerod':false, 'icerod':false, 'bombos':false, 'ether':false, 'quake':false, 'shovel':false, 'lantern':false, 'hammer':false, 'flute':false, 'net':false, 'book':false, 'moonpearl':false, 'jar':0, 'redcane':true, 'bluecane':true, 'cape':false, 'mirror':false, 'glove':2, 'boots':false, 'flippers':false, 'halfmagic':false, 'sword':3, 'shield':0, 'tunic':1}};
+    const items = DefaultItems.fromJSON(JSON.stringify(json));
+
+    expect(items.data.bow).toEqual(0);
+    expect(items.data.tunic).toEqual(1);
+  });
+  it('should load items from JSON even if json is incomplete', () => {
+    const json = {'version':'0.0.1', 'data':{'bow':2}};
+    const items = DefaultItems.fromJSON(JSON.stringify(json));
+
+    expect(items.data.bow).toEqual((2));
+    expect(items.data.tunic).toEqual(0);
+  });
+  it('should make a copy', () => {
+    const items1 = new DefaultItemsData();
+    const items2 = new DefaultItemsData();
+    const items3 = items2.getCopy();
+    items2.bow = 1;
+    items3.bow = 2;
+
+    expect(items1.bow).toEqual(0);
+    expect(items2.bow).toEqual(1);
+    expect(items3.bow).toEqual(2);
+
+  });
+});

babel.config.js

@@ -1,13 +1,13 @@
-module.exports = function (api) {
-  api.cache(true)
+module.exports = function(api) {
+  api.cache(true);
 
   return {
     presets: [['@babel/env', { targets: { esmodules: true } }]],
     plugins: [['@babel/plugin-proposal-decorators',
-        {
-            legacy: true
-        }]
+      {
+        legacy: true
+      }]
 
     ]
-  }
-}
+  };
+};

karma.conf.js

@@ -0,0 +1,109 @@
+module.exports = function (config) {
+  const options = {
+
+    // base path that will be used to resolve all patterns (eg. files, exclude)
+    basePath: '',
+
+
+    // frameworks to use
+    // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
+    frameworks: ['jasmine'],
+
+
+    // list of files / patterns to load in the browser
+    files: ['app/tests/**/*.js'],
+
+
+    // list of files to exclude
+    exclude: [
+    ],
+
+
+    // preprocess matching files before serving them to the browser
+    // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
+    preprocessors: {
+    },
+
+
+    // test results reporter to use
+    // possible values: 'dots', 'progress'
+    // available reporters: https://npmjs.org/browse/keyword/karma-reporter
+    reporters: ['progress'],
+
+
+    // web server port
+    port: 9876,
+
+
+    // enable / disable colors in the output (reporters and logs)
+    colors: true,
+
+
+    // level of logging
+    // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
+    logLevel: config.LOG_INFO,
+
+
+    // enable / disable watching file and executing tests whenever any file changes
+    autoWatch: true,
+
+
+    // start these browsers
+    // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
+    browsers: [],
+
+    customLaunchers: {
+      android: {
+        base: 'NS',
+        platform: 'android'
+      },
+      ios: {
+        base: 'NS',
+        platform: 'ios'
+      },
+      ios_simulator: {
+        base: 'NS',
+        platform: 'ios',
+        arguments: ['--emulator']
+      }
+    },
+
+    // Continuous Integration mode
+    // if true, Karma captures browsers, runs the tests and exits
+    singleRun: false
+  };
+
+  setWebpackPreprocessor(config, options);
+  setWebpack(config, options);
+
+  config.set(options);
+};
+
+function setWebpackPreprocessor(config, options) {
+  if (config && config.bundle) {
+    if (!options.preprocessors) {
+      options.preprocessors = {};
+    }
+
+    options.files.forEach(file => {
+      if (!options.preprocessors[file]) {
+        options.preprocessors[file] = [];
+      }
+      options.preprocessors[file].push('webpack');
+    });
+  }
+}
+
+function setWebpack(config, options) {
+  if (config && config.bundle) {
+    const env = {};
+    env[config.platform] = true;
+    env.sourceMap = config.debugBrk;
+    env.appPath = config.appPath;
+    options.webpack = require('./webpack.config')(env);
+    delete options.webpack.entry;
+    delete options.webpack.output.libraryTarget;
+    const invalidPluginsForUnitTesting = ['GenerateBundleStarterPlugin', 'GenerateNativeScriptEntryPointsPlugin'];
+    options.webpack.plugins = options.webpack.plugins.filter(p => !invalidPluginsForUnitTesting.includes(p.constructor.name));
+  }
+}