jasmine angular 4 unit test router.url



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1















I am unit testing a function in angular 4 project using jasmine which a switch statement like mentioned below:



 switch(this.router.url) 

case 'firstpath':
// some code

break;
case 'secondpath':
// some more code

break;
default:
break;




In my spec.ts file. I can't stub or change the value of router.url.I want my cases to execute but default is executing. I tried different ways to set or spyOn and return value, but everytime url is '/'. Every suggestion or solution will be welcomed.










share|improve this question




























    1















    I am unit testing a function in angular 4 project using jasmine which a switch statement like mentioned below:



     switch(this.router.url) 

    case 'firstpath':
    // some code

    break;
    case 'secondpath':
    // some more code

    break;
    default:
    break;




    In my spec.ts file. I can't stub or change the value of router.url.I want my cases to execute but default is executing. I tried different ways to set or spyOn and return value, but everytime url is '/'. Every suggestion or solution will be welcomed.










    share|improve this question
























      1












      1








      1








      I am unit testing a function in angular 4 project using jasmine which a switch statement like mentioned below:



       switch(this.router.url) 

      case 'firstpath':
      // some code

      break;
      case 'secondpath':
      // some more code

      break;
      default:
      break;




      In my spec.ts file. I can't stub or change the value of router.url.I want my cases to execute but default is executing. I tried different ways to set or spyOn and return value, but everytime url is '/'. Every suggestion or solution will be welcomed.










      share|improve this question














      I am unit testing a function in angular 4 project using jasmine which a switch statement like mentioned below:



       switch(this.router.url) 

      case 'firstpath':
      // some code

      break;
      case 'secondpath':
      // some more code

      break;
      default:
      break;




      In my spec.ts file. I can't stub or change the value of router.url.I want my cases to execute but default is executing. I tried different ways to set or spyOn and return value, but everytime url is '/'. Every suggestion or solution will be welcomed.







      angular unit-testing karma-jasmine router






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Nov 15 '18 at 7:14









      Punj324Punj324

      257




      257






















          1 Answer
          1






          active

          oldest

          votes


















          5














          First you need to mock router in your testing module:



          TestBed.configureTestingModule(
          ...
          providers: [

          provide: Router,
          useValue:
          url: '/path'
          // you could use also jasmine.createSpyObj() for methods

          ]
          );


          You can also change the url in the test and run your tested method:



          const router = TestBed.get(Router);
          router.url = '/path/to/anything';
          // now you can run your tested method:
          component.testedFunction();


          As you mention spyOn doesnt work because it works only for methods/functions. But url is a property.






          share|improve this answer























          • thank you so much !!

            – Punj324
            Nov 15 '18 at 8:43












          • @martin you are my savior! I tried using spyOnProperty(spyRouter, 'url', 'get').and.returnValue('test'); But it did not workout quiet so well.

            – jvoigt
            Mar 27 at 9:58












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          1 Answer
          1






          active

          oldest

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          active

          oldest

          votes






          active

          oldest

          votes









          5














          First you need to mock router in your testing module:



          TestBed.configureTestingModule(
          ...
          providers: [

          provide: Router,
          useValue:
          url: '/path'
          // you could use also jasmine.createSpyObj() for methods

          ]
          );


          You can also change the url in the test and run your tested method:



          const router = TestBed.get(Router);
          router.url = '/path/to/anything';
          // now you can run your tested method:
          component.testedFunction();


          As you mention spyOn doesnt work because it works only for methods/functions. But url is a property.






          share|improve this answer























          • thank you so much !!

            – Punj324
            Nov 15 '18 at 8:43












          • @martin you are my savior! I tried using spyOnProperty(spyRouter, 'url', 'get').and.returnValue('test'); But it did not workout quiet so well.

            – jvoigt
            Mar 27 at 9:58
















          5














          First you need to mock router in your testing module:



          TestBed.configureTestingModule(
          ...
          providers: [

          provide: Router,
          useValue:
          url: '/path'
          // you could use also jasmine.createSpyObj() for methods

          ]
          );


          You can also change the url in the test and run your tested method:



          const router = TestBed.get(Router);
          router.url = '/path/to/anything';
          // now you can run your tested method:
          component.testedFunction();


          As you mention spyOn doesnt work because it works only for methods/functions. But url is a property.






          share|improve this answer























          • thank you so much !!

            – Punj324
            Nov 15 '18 at 8:43












          • @martin you are my savior! I tried using spyOnProperty(spyRouter, 'url', 'get').and.returnValue('test'); But it did not workout quiet so well.

            – jvoigt
            Mar 27 at 9:58














          5












          5








          5







          First you need to mock router in your testing module:



          TestBed.configureTestingModule(
          ...
          providers: [

          provide: Router,
          useValue:
          url: '/path'
          // you could use also jasmine.createSpyObj() for methods

          ]
          );


          You can also change the url in the test and run your tested method:



          const router = TestBed.get(Router);
          router.url = '/path/to/anything';
          // now you can run your tested method:
          component.testedFunction();


          As you mention spyOn doesnt work because it works only for methods/functions. But url is a property.






          share|improve this answer













          First you need to mock router in your testing module:



          TestBed.configureTestingModule(
          ...
          providers: [

          provide: Router,
          useValue:
          url: '/path'
          // you could use also jasmine.createSpyObj() for methods

          ]
          );


          You can also change the url in the test and run your tested method:



          const router = TestBed.get(Router);
          router.url = '/path/to/anything';
          // now you can run your tested method:
          component.testedFunction();


          As you mention spyOn doesnt work because it works only for methods/functions. But url is a property.







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Nov 15 '18 at 8:14









          Martin NucMartin Nuc

          4,12723140




          4,12723140












          • thank you so much !!

            – Punj324
            Nov 15 '18 at 8:43












          • @martin you are my savior! I tried using spyOnProperty(spyRouter, 'url', 'get').and.returnValue('test'); But it did not workout quiet so well.

            – jvoigt
            Mar 27 at 9:58


















          • thank you so much !!

            – Punj324
            Nov 15 '18 at 8:43












          • @martin you are my savior! I tried using spyOnProperty(spyRouter, 'url', 'get').and.returnValue('test'); But it did not workout quiet so well.

            – jvoigt
            Mar 27 at 9:58

















          thank you so much !!

          – Punj324
          Nov 15 '18 at 8:43






          thank you so much !!

          – Punj324
          Nov 15 '18 at 8:43














          @martin you are my savior! I tried using spyOnProperty(spyRouter, 'url', 'get').and.returnValue('test'); But it did not workout quiet so well.

          – jvoigt
          Mar 27 at 9:58






          @martin you are my savior! I tried using spyOnProperty(spyRouter, 'url', 'get').and.returnValue('test'); But it did not workout quiet so well.

          – jvoigt
          Mar 27 at 9:58




















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