test(form-array): write spec for remove helpers

ngneat · Aug 14, 2020 · 419c8c2 · 419c8c2
1 parent af39138
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diff --git a/projects/ngneat/reactive-forms/src/lib/formArray.spec.ts b/projects/ngneat/reactive-forms/src/lib/formArray.spec.ts
@@ -1,6 +1,7 @@
 import { of, Subject } from 'rxjs';
 import { FormArray } from './formArray';
 import { FormControl } from './formControl';
+import { FormGroup } from '@angular/forms';
 
 const errorFn = group => {
  return { isInvalid: true };
@@ -212,4 +213,46 @@ describe('FormArray', () => {
  control.push(new FormControl('Phone'));
  expect(spy).toHaveBeenCalledWith(null);
  });
+ it('should remove', () => {
+ const control = createArray();
+ control.clear();
+ control.push(new FormControl('Name'));
+ control.push(new FormControl('Name'));
+ control.push(new FormControl('Phone'));
+ control.push(new FormControl('Name'));
+ control.push(new FormControl('Address'));
+ control.remove('Name');
+ expect(control.getRawValue()).toEqual(['Phone', 'Address']);
+ });
+ it('should removeWhen', () => {
+ const control = createArray();
+ control.clear();
+ control.push(new FormControl('FirstName'));
+ control.push(new FormControl('LastName'));
+ control.push(new FormControl('Phone'));
+ control.push(new FormControl('MiddleName'));
+ control.push(new FormControl('StreetNumber'));
+ control.push(new FormControl('StreetName'));
+ control.push(new FormControl('ZipCode'));
+ control.removeWhen(elt => elt.value.match(/Name$/) != null);
+ expect(control.getRawValue()).toEqual(['Phone', 'StreetNumber', 'ZipCode']);
+ });
+ it('should removeWhen', () => {
+ const control = createArray();
+ control.clear();
+ control.push(new FormGroup({ type: new FormControl('Jedi'), name: new FormControl('Luke') }));
+ control.push(new FormGroup({ type: new FormControl('Sith'), name: new FormControl('Vader') }));
+ control.push(new FormGroup({ type: new FormControl('Jedi'), name: new FormControl('Yoda') }));
+ control.push(new FormGroup({ type: new FormControl('Jedi'), name: new FormControl('Obi-Wan') }));
+ control.push(new FormGroup({ type: new FormControl('Sith'), name: new FormControl('Doku') }));
+ control.push(new FormGroup({ type: new FormControl('Jedi'), name: new FormControl('Windu') }));
+ control.push(new FormGroup({ type: new FormControl('Sith'), name: new FormControl('Palpatine') }));
+ control.removeWhen(elt => elt.get('type').value === 'Sith');
+ expect(control.getRawValue()).toEqual([
+ { type: 'Jedi', name: 'Luke' },
+ { type: 'Jedi', name: 'Yoda' },
+ { type: 'Jedi', name: 'Obi-Wan' },
+ { type: 'Jedi', name: 'Windu' }
+ ]);
+ });
 });
diff --git a/projects/ngneat/reactive-forms/src/lib/formArray.ts b/projects/ngneat/reactive-forms/src/lib/formArray.ts
@@ -190,4 +190,12 @@ export class FormArray<T = any, E extends object = any> extends NgFormArray {
  setDisable(disable = true, opts?: ControlEventOptions) {
  disableControl(this, disable, opts);
  }
+
+ remove(value: T) {
+ throw Error('NotImplemented');
+ }
+
+ removeWhen(predicate: (element: AbstractControl<T>) => boolean) {
+ throw Error('NotImplemented');
+ }
 }