How to get Angular Tests to pass with Google Firestore?












0















Currently I am busy trying out Google Firestore and I have run into a problem when it comes to running my unit tests.



It cannot even pass the generic test that tests whether the component is created or not.



This is what my component looks like:



@Component({
templateUrl: './collection.component.html',
styleUrls: ['./collection.component.scss']
})



export class CollectionComponent implements OnInit {
yearObservable: Observable<any>;
collectionObservable: Observable<any>;
visibleYearData = ;
years = ;

constructor(private firestore: AngularFirestore) { }

ngOnInit() {
this.getYears();
}

getYears() {

this.firestore.collection('collection').get().subscribe(
x => x.docs.forEach(z => {
this.years.push(z);
})
)
}

changeVisibleYear(year: string) {

this.firestore.collection('collection').doc(year).collection('images').get().subscribe(
x => {
this.visibleYearData = ;
x.docs.forEach(z => {
this.visibleYearData.push(z.data());
})
}
);
}
}


This is what the test looks like that creates the component:



 it('should create', () => {
expect(component).toBeTruthy();
});


But as you can see from the result below it actually has a problem with the actual code in the component and not the test code:



The Error



I have tried a few different ways of calling the data. This method works in the actual app and calls the data from firestore. So it is not like the code is not working. I just need to know how I can get the test to pass. Thank you so much in advance.










share|improve this question





























    0















    Currently I am busy trying out Google Firestore and I have run into a problem when it comes to running my unit tests.



    It cannot even pass the generic test that tests whether the component is created or not.



    This is what my component looks like:



    @Component({
    templateUrl: './collection.component.html',
    styleUrls: ['./collection.component.scss']
    })



    export class CollectionComponent implements OnInit {
    yearObservable: Observable<any>;
    collectionObservable: Observable<any>;
    visibleYearData = ;
    years = ;

    constructor(private firestore: AngularFirestore) { }

    ngOnInit() {
    this.getYears();
    }

    getYears() {

    this.firestore.collection('collection').get().subscribe(
    x => x.docs.forEach(z => {
    this.years.push(z);
    })
    )
    }

    changeVisibleYear(year: string) {

    this.firestore.collection('collection').doc(year).collection('images').get().subscribe(
    x => {
    this.visibleYearData = ;
    x.docs.forEach(z => {
    this.visibleYearData.push(z.data());
    })
    }
    );
    }
    }


    This is what the test looks like that creates the component:



     it('should create', () => {
    expect(component).toBeTruthy();
    });


    But as you can see from the result below it actually has a problem with the actual code in the component and not the test code:



    The Error



    I have tried a few different ways of calling the data. This method works in the actual app and calls the data from firestore. So it is not like the code is not working. I just need to know how I can get the test to pass. Thank you so much in advance.










    share|improve this question



























      0












      0








      0








      Currently I am busy trying out Google Firestore and I have run into a problem when it comes to running my unit tests.



      It cannot even pass the generic test that tests whether the component is created or not.



      This is what my component looks like:



      @Component({
      templateUrl: './collection.component.html',
      styleUrls: ['./collection.component.scss']
      })



      export class CollectionComponent implements OnInit {
      yearObservable: Observable<any>;
      collectionObservable: Observable<any>;
      visibleYearData = ;
      years = ;

      constructor(private firestore: AngularFirestore) { }

      ngOnInit() {
      this.getYears();
      }

      getYears() {

      this.firestore.collection('collection').get().subscribe(
      x => x.docs.forEach(z => {
      this.years.push(z);
      })
      )
      }

      changeVisibleYear(year: string) {

      this.firestore.collection('collection').doc(year).collection('images').get().subscribe(
      x => {
      this.visibleYearData = ;
      x.docs.forEach(z => {
      this.visibleYearData.push(z.data());
      })
      }
      );
      }
      }


      This is what the test looks like that creates the component:



       it('should create', () => {
      expect(component).toBeTruthy();
      });


      But as you can see from the result below it actually has a problem with the actual code in the component and not the test code:



      The Error



      I have tried a few different ways of calling the data. This method works in the actual app and calls the data from firestore. So it is not like the code is not working. I just need to know how I can get the test to pass. Thank you so much in advance.










      share|improve this question
















      Currently I am busy trying out Google Firestore and I have run into a problem when it comes to running my unit tests.



      It cannot even pass the generic test that tests whether the component is created or not.



      This is what my component looks like:



      @Component({
      templateUrl: './collection.component.html',
      styleUrls: ['./collection.component.scss']
      })



      export class CollectionComponent implements OnInit {
      yearObservable: Observable<any>;
      collectionObservable: Observable<any>;
      visibleYearData = ;
      years = ;

      constructor(private firestore: AngularFirestore) { }

      ngOnInit() {
      this.getYears();
      }

      getYears() {

      this.firestore.collection('collection').get().subscribe(
      x => x.docs.forEach(z => {
      this.years.push(z);
      })
      )
      }

      changeVisibleYear(year: string) {

      this.firestore.collection('collection').doc(year).collection('images').get().subscribe(
      x => {
      this.visibleYearData = ;
      x.docs.forEach(z => {
      this.visibleYearData.push(z.data());
      })
      }
      );
      }
      }


      This is what the test looks like that creates the component:



       it('should create', () => {
      expect(component).toBeTruthy();
      });


      But as you can see from the result below it actually has a problem with the actual code in the component and not the test code:



      The Error



      I have tried a few different ways of calling the data. This method works in the actual app and calls the data from firestore. So it is not like the code is not working. I just need to know how I can get the test to pass. Thank you so much in advance.







      angular firebase google-cloud-firestore karma-jasmine






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Nov 19 '18 at 11:06







      Daniel Bailey

















      asked Nov 16 '18 at 11:44









      Daniel BaileyDaniel Bailey

      16714




      16714
























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