fix(LazyMapsAPILoader): HTTP loading mode

Fixes: #644
Closes #655

Author: sebholstein

src/core/services/maps-api-loader/lazy-maps-api-loader.ts

@@ -5,9 +5,9 @@ import {DOCUMENT_GLOBAL, WINDOW_GLOBAL} from '../../utils/browser-globals';
 import {MapsAPILoader} from './maps-api-loader';
 
 export enum GoogleMapsScriptProtocol {
-  HTTP,
-  HTTPS,
-  AUTO
+  HTTP = 1,
+  HTTPS = 2,
+  AUTO = 3
 }
 
 /**

test/services/maps-api-loader/lazy-maps-api-loader.spec.ts

@@ -1,12 +1,12 @@
 import {TestBed, inject} from '@angular/core/testing';
 
-import {LazyMapsAPILoader} from '../../../src/core/services/maps-api-loader/lazy-maps-api-loader';
+import {GoogleMapsScriptProtocol, LazyMapsAPILoader, LazyMapsAPILoaderConfig} from '../../../src/core/services/maps-api-loader/lazy-maps-api-loader';
 import {MapsAPILoader} from '../../../src/core/services/maps-api-loader/maps-api-loader';
 import {DOCUMENT_GLOBAL, WINDOW_GLOBAL} from '../../../src/core/utils/browser-globals';
 
 export function main() {
   describe('Service: LazyMapsAPILoader', () => {
-    beforeEach(() => {
+    it('should create the default script URL', () => {
       TestBed.configureTestingModule({
         providers: [
           {provide: MapsAPILoader, useClass: LazyMapsAPILoader},
@@ -16,30 +16,63 @@ export function main() {
           }
         ]
       });
+
+      inject([MapsAPILoader, DOCUMENT_GLOBAL], (loader: LazyMapsAPILoader, doc: Document) => {
+        interface Script {
+          src?: string;
+          async?: boolean;
+          defer?: boolean;
+          type?: string;
+        }
+        const scriptElem: Script = {};
+        (<jasmine.Spy>doc.createElement).and.returnValue(scriptElem);
+        doc.body = jasmine.createSpyObj('body', ['appendChild']);
+
+        loader.load();
+        expect(doc.createElement).toHaveBeenCalled();
+        expect(scriptElem.type).toEqual('text/javascript');
+        expect(scriptElem.async).toEqual(true);
+        expect(scriptElem.defer).toEqual(true);
+        expect(scriptElem.src).toBeDefined();
+        expect(scriptElem.src).toContain('https://maps.googleapis.com/maps/api/js');
+        expect(scriptElem.src).toContain('v=3');
+        expect(scriptElem.src).toContain('callback=angular2GoogleMapsLazyMapsAPILoader');
+        expect(doc.body.appendChild).toHaveBeenCalledWith(scriptElem);
+      });
     });
 
-    it('should create the default script URL',
-       inject([MapsAPILoader, DOCUMENT_GLOBAL], (loader: LazyMapsAPILoader, doc: Document) => {
-         interface Script {
-           src?: string;
-           async?: boolean;
-           defer?: boolean;
-           type?: string;
-         }
-         const scriptElem: Script = {};
-         (<jasmine.Spy>doc.createElement).and.returnValue(scriptElem);
-         doc.body = jasmine.createSpyObj('body', ['appendChild']);
-
-         loader.load();
-         expect(doc.createElement).toHaveBeenCalled();
-         expect(scriptElem.type).toEqual('text/javascript');
-         expect(scriptElem.async).toEqual(true);
-         expect(scriptElem.defer).toEqual(true);
-         expect(scriptElem.src).toBeDefined();
-         expect(scriptElem.src).toContain('https://maps.googleapis.com/maps/api/js');
-         expect(scriptElem.src).toContain('v=3');
-         expect(scriptElem.src).toContain('callback=angular2GoogleMapsLazyMapsAPILoader');
-         expect(doc.body.appendChild).toHaveBeenCalledWith(scriptElem);
-       }));
+    it('should load the script via http when provided', () => {
+      const lazyLoadingConf: LazyMapsAPILoaderConfig = new LazyMapsAPILoaderConfig();
+      lazyLoadingConf.protocol = GoogleMapsScriptProtocol.HTTP;
+
+      TestBed.configureTestingModule({
+        providers: [
+          {provide: MapsAPILoader, useClass: LazyMapsAPILoader},
+          {provide: WINDOW_GLOBAL, useValue: {}}, {
+            provide: DOCUMENT_GLOBAL,
+            useValue: jasmine.createSpyObj<Document>('Document', ['createElement'])
+          }
+        ]
+      });
+
+      inject([MapsAPILoader, DOCUMENT_GLOBAL], (loader: LazyMapsAPILoader, doc: Document) => {
+        interface Script {
+          src?: string;
+          async?: boolean;
+          defer?: boolean;
+          type?: string;
+        }
+        const scriptElem: Script = {};
+        (<jasmine.Spy>doc.createElement).and.returnValue(scriptElem);
+        doc.body = jasmine.createSpyObj('body', ['appendChild']);
+
+        loader.load();
+        expect(doc.createElement).toHaveBeenCalled();
+        expect(scriptElem.src).toContain('http://maps.googleapis.com/maps/api/js');
+        expect(scriptElem.src).toContain('v=3');
+        expect(scriptElem.src).toContain('callback=angular2GoogleMapsLazyMapsAPILoader');
+        expect(doc.body.appendChild).toHaveBeenCalledWith(scriptElem);
+      });
+    });
   });
 }