Angular Example - Testing - Jasmine spy on static method

// BROWSER TESTING SHIM
// Keep it in-sync with what karma-test-shim does
/*global jasmine, __karma__, window*/
(function () {

Error.stackTraceLimit = 0; // "No stacktrace"" is usually best for app testing.

// Uncomment to get full stacktrace output. Sometimes helpful, usually not.
// Error.stackTraceLimit = Infinity; //

jasmine.DEFAULT_TIMEOUT_INTERVAL = 3000;

var baseURL = document.baseURI;
baseURL = baseURL + baseURL[baseURL.length-1] ? '' : '/';

System.config({
  baseURL: baseURL,
  // Extend usual application package list with test folder
  packages: { 'testing': { main: 'index.js', defaultExtension: 'js' } },

  // Assume npm: is set in `paths` in systemjs.config
  // Map the angular testing umd bundles
  map: {
    '@angular/core/testing': 'npm:@angular/core/bundles/core-testing.umd.js',
    '@angular/common/testing': 'npm:@angular/common/bundles/common-testing.umd.js',
    '@angular/compiler/testing': 'npm:@angular/compiler/bundles/compiler-testing.umd.js',
    '@angular/platform-browser/testing': 'npm:@angular/platform-browser/bundles/platform-browser-testing.umd.js',
    '@angular/platform-browser-dynamic/testing': 'npm:@angular/platform-browser-dynamic/bundles/platform-browser-dynamic-testing.umd.js',
    '@angular/http/testing': 'npm:@angular/http/bundles/http-testing.umd.js',
    '@angular/router/testing': 'npm:@angular/router/bundles/router-testing.umd.js',
    '@angular/forms/testing': 'npm:@angular/forms/bundles/forms-testing.umd.js',
  },
});

System.import('systemjs.config.js')
  .then(importSystemJsExtras)
  .then(initTestBed)
  .then(initTesting);

/** Optional SystemJS configuration extras. Keep going w/o it */
function importSystemJsExtras(){
  return System.import('systemjs.config.extras.js')
  .catch(function(reason) {
    console.log(
      'Note: System.import could not load "systemjs.config.extras.js" where you might have added more configuration. It is an optional file so we will continue without it.'
    );
    console.log(reason);
  });
}

function initTestBed(){
  return Promise.all([
    System.import('@angular/core/testing'),
    System.import('@angular/platform-browser-dynamic/testing')
  ])

  .then(function (providers) {
    var coreTesting    = providers[0];
    var browserTesting = providers[1];

    coreTesting.TestBed.initTestEnvironment(
      browserTesting.BrowserDynamicTestingModule,
      browserTesting.platformBrowserDynamicTesting());
  })
}

const oldJasmineWinLoad = window.onload;
window.onload = function() {};
// Import all spec files defined in the html (__spec_files__)
// and start Jasmine testrunner
function initTesting () {
  console.log('loading spec files: '+__spec_files__.join(', '));
  return Promise.all(
    __spec_files__.map(function(spec) {
      return System.import(spec);
    })
  )
  //  After all imports load,  re-execute `window.onload` which
  //  triggers the Jasmine test-runner start or explain what went wrong
  .then(success, console.error.bind(console));

  function success () {
    console.log('Spec files loaded; starting Jasmine testrunner');
    //window.onload();
    oldJasmineWinLoad();
  }
}

})();


/*
Copyright 2017 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/

/* Master Styles */
h1 {
  color: #369;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 250%;
}
h2, h3 {
  color: #444;
  font-family: Arial, Helvetica, sans-serif;
  font-weight: lighter;
}
body {
  margin: 2em;
}
body, input[text], button {
  color: #888;
  font-family: Cambria, Georgia;
}
a {
  cursor: pointer;
  cursor: hand;
}
button {
  font-family: Arial;
  background-color: #eee;
  border: none;
  padding: 5px 10px;
  border-radius: 4px;
  cursor: pointer;
  cursor: hand;
}
button:hover {
  background-color: #cfd8dc;
}
button:disabled {
  background-color: #eee;
  color: #aaa;
  cursor: auto;
}

/* Navigation link styles */
nav a {
  padding: 5px 10px;
  text-decoration: none;
  margin-right: 10px;
  margin-top: 10px;
  display: inline-block;
  background-color: #eee;
  border-radius: 4px;
}
nav a:visited, a:link {
  color: #607D8B;
}
nav a:hover {
  color: #039be5;
  background-color: #CFD8DC;
}
nav a.active {
  color: #039be5;
}

/* items class */
.items {
  margin: 0 0 2em 0;
  list-style-type: none;
  padding: 0;
  width: 24em;
}
.items li {
  cursor: pointer;
  position: relative;
  left: 0;
  background-color: #EEE;
  margin: .5em;
  padding: .3em 0;
  height: 1.6em;
  border-radius: 4px;
}
.items li:hover {
  color: #607D8B;
  background-color: #DDD;
  left: .1em;
}
.items li.selected {
  background-color: #CFD8DC;
  color: white;
}
.items li.selected:hover {
  background-color: #BBD8DC;
}
.items .text {
  position: relative;
  top: -3px;
}
.items .badge {
  display: inline-block;
  font-size: small;
  color: white;
  padding: 0.8em 0.7em 0 0.7em;
  background-color: #607D8B;
  line-height: 1em;
  position: relative;
  left: -1px;
  top: -4px;
  height: 1.8em;
  margin-right: .8em;
  border-radius: 4px 0 0 4px;
}
/* everywhere else */
* {
  font-family: Arial, Helvetica, sans-serif;
}


/*
Copyright 2017 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/

import { Endpoint } from './endpoint';

describe("when constructing end point class", function() {
  
  let endpoint;
  
  beforeEach(function() {
    spyOn(Endpoint, "prefill")
    endpoint = new Endpoint("typeA", 3);
  })
  it("calls prefill", function() {
    expect(Endpoint.prefill).toHaveBeenCalledWith("typeA", 5);
  })
});

<!-- Run application specs in a browser -->
<!DOCTYPE html>
<html>
<head>
  <script>document.write('<base href="' + document.location + '" />');</script>
  <title>1st Specs</title>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="styles.css">
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/jasmine/2.4.1/jasmine.css">
</head>
<body>
  
  <div id="end_value"></div>
  
  <!-- Polyfills -->
  <script src="https://unpkg.com/core-js/client/shim.min.js"></script>

  <script src="https://unpkg.com/systemjs@0.19.39/dist/system.src.js"></script>

  <script src="https://cdnjs.cloudflare.com/ajax/libs/jasmine/2.5.1/jasmine.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/jasmine/2.5.1/jasmine-html.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/jasmine/2.5.1/boot.js"></script>

  <script src="https://unpkg.com/zone.js@0.7.4?main=browser"></script>
  <script src="https://unpkg.com/zone.js/dist/long-stack-trace-zone.js?main=browser"></script>
  <script src="https://unpkg.com/zone.js/dist/proxy.js?main=browser"></script>
  <script src="https://unpkg.com/zone.js/dist/sync-test.js?main=browser"></script>
  <script src="https://unpkg.com/zone.js/dist/jasmine-patch.js?main=browser"></script>
  <script src="https://unpkg.com/zone.js/dist/async-test.js?main=browser"></script>
  <script src="https://unpkg.com/zone.js/dist/fake-async-test.js?main=browser"></script>

  <script>
    var __spec_files__ = [
      'app/endpoint.spec'
    ];
  </script>
  <script src="browser-test-shim.js"></script>
</body>

</html>


<!-- 
Copyright 2017 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
-->

/**
 * WEB ANGULAR VERSION
 * (based on systemjs.config.js in angular.io)
 * System configuration for Angular samples
 * Adjust as necessary for your application needs.
 */
(function (global) {
  System.config({
    // DEMO ONLY! REAL CODE SHOULD NOT TRANSPILE IN THE BROWSER
    transpiler: 'ts',
    typescriptOptions: {
      // Copy of compiler options in standard tsconfig.json
      "target": "es5",
      "module": "commonjs",
      "moduleResolution": "node",
      "sourceMap": true,
      "emitDecoratorMetadata": true,
      "experimentalDecorators": true,
      "lib": ["es2015", "dom"],
      "noImplicitAny": true,
      "suppressImplicitAnyIndexErrors": true
    },
    meta: {
      'typescript': {
        "exports": "ts"
      }
    },
    paths: {
      // paths serve as alias
      'npm:': 'https://unpkg.com/'
    },
    // map tells the System loader where to look for things
    map: {
      'ng-loader': './systemjs-angular-loader.js',
      // our app is within the app folder
      'app': 'app',

      // angular bundles
      '@angular/core': 'npm:@angular/core/bundles/core.umd.js',
      '@angular/common': 'npm:@angular/common/bundles/common.umd.js',
      '@angular/compiler': 'npm:@angular/compiler/bundles/compiler.umd.js',
      '@angular/platform-browser': 'npm:@angular/platform-browser/bundles/platform-browser.umd.js',
      '@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic/bundles/platform-browser-dynamic.umd.js',
      '@angular/http': 'npm:@angular/http/bundles/http.umd.js',
      '@angular/router': 'npm:@angular/router/bundles/router.umd.js',
      '@angular/router/upgrade': 'npm:@angular/router/bundles/router-upgrade.umd.js',
      '@angular/forms': 'npm:@angular/forms/bundles/forms.umd.js',
      '@angular/upgrade': 'npm:@angular/upgrade/bundles/upgrade.umd.js',
      '@angular/upgrade/static': 'npm:@angular/upgrade/bundles/upgrade-static.umd.js',

      // other libraries
      'rxjs':                      'npm:rxjs@5.0.1',
      'angular-in-memory-web-api': 'npm:angular-in-memory-web-api/bundles/in-memory-web-api.umd.js',
      'ts':                        'npm:plugin-typescript@5.2.7/lib/plugin.js',
      'typescript':                'npm:typescript@2.0.10/lib/typescript.js',

    },
    // packages tells the System loader how to load when no filename and/or no extension
    packages: {
      app: {
        main: './main.ts',
        defaultExtension: 'ts',
        meta: {
          './*.ts': {
            loader: 'ng-loader'
          }
        }
      },
      rxjs: {
        defaultExtension: 'js'
      }
    }
  });

})(this);

/*
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/

var templateUrlRegex = /templateUrl\s*:(\s*['"`](.*?)['"`]\s*)/gm;
var stylesRegex = /styleUrls *:(\s*\[[^\]]*?\])/g;
var stringRegex = /(['`"])((?:[^\\]\\\1|.)*?)\1/g;

module.exports.translate = function(load){

  var url = new URL(load.address);

  var basePathParts = url.pathname.split('/');

  if (url.href.indexOf('plnkr') != -1) {
    basePathParts.shift();
    basePathParts.shift();
  }

  basePathParts.pop();
  var basePath = basePathParts.join('/');
  load.source = load.source
    .replace(templateUrlRegex, function(match, quote, url){
      let resolvedUrl = url;

      if (url.startsWith('.')) {
        resolvedUrl = basePath + url.substr(1);
      }

      return `templateUrl: '${resolvedUrl}'`;
    })
    .replace(stylesRegex, function(match, relativeUrls) {
      var urls = [];

      while ((match = stringRegex.exec(relativeUrls)) !== null) {
        if (match[2].startsWith('.')) {
          urls.push(`'${basePath.substr(1)}${match[2].substr(1)}'`);
        } else {
          urls.push(`'${match[2]}'`);
        }
      }

      return "styleUrls: [" + urls.join(', ') + "]";
    });

  return load;
};

export class Endpoint {
  constructor(type, start_value) {
    this.type = type
    this.end_value = start_value + 2
    Endpoint.prefill(type, this.end_value)
  }
  static prefill(type, end_value) {
    console.log("called")
    $("#end_value").text(end_value)
  }
}