feat(web): el indicador del documento se elige de su ventana de selección (FactoringIndicators)

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

apps/web/src/app/features/documents/document-analytics.spec.ts

@@ -245,3 +245,42 @@ describe('el proyecto de la cabecera se elige de su ventana modal', () => {
     expect(fixture.componentInstance['header']()['Project']).toBe('PE001');
   });
 });
+
+describe('el indicador de la cabecera se elige de su ventana modal', () => {
+  it('es un campo con lista de valores sobre FactoringIndicators, con código y nombre', () => {
+    const f = DOCUMENT_SCREENS.find((s) => s.path === '/ventas/facturas')!.layout.header.left.find((x) => x.type === 'lookup' && x.key === 'Indicator');
+    expect(f && f.type === 'lookup' && f.lookup.resource).toBe('FactoringIndicators');
+    expect(f && f.type === 'lookup' && f.lookup.columns.map((c) => c.key)).toEqual(['IndicatorCode', 'IndicatorName']);
+  });
+
+  it('abre su ventana de selección y escribe el código elegido', async () => {
+    TestBed.resetTestingModule();
+    const screen = DOCUMENT_SCREENS.find((s) => s.path === '/ventas/facturas')!;
+    const route = {
+      snapshot: { data: { screen, title: 'Documento' }, paramMap: convertToParamMap({}) },
+      paramMap: of(convertToParamMap({})),
+    };
+    await TestBed.configureTestingModule({
+      imports: [DocumentFormPage],
+      providers: [provideRouter([]), provideHttpClient(), provideHttpClientTesting(), { provide: ActivatedRoute, useValue: route }],
+    }).compileComponents();
+    const ctrl = TestBed.inject(HttpTestingController);
+    const fixture = TestBed.createComponent(DocumentFormPage);
+    const tick = async () => {
+      fixture.detectChanges();
+      await new Promise((r) => setTimeout(r));
+      fixture.detectChanges();
+    };
+    await tick();
+    const el = fixture.nativeElement as HTMLElement;
+    const row = [...el.querySelectorAll('sbo-lookup-field')].find((f) => f.querySelector('label')?.textContent?.trim() === 'Indicador')!;
+    expect(row, 'campo Indicador con lista').toBeDefined();
+    (row.querySelector('button.sbo-btn') as HTMLElement).click();
+    await tick();
+    ctrl.expectOne((r) => r.url === '/api/sl/FactoringIndicators').flush({ value: [{ IndicatorCode: '33', IndicatorName: 'Factura' }, { IndicatorCode: '39', IndicatorName: 'Boleta' }], 'odata.count': '2' });
+    await tick();
+    (el.querySelectorAll('.dlg tbody tr')[1] as HTMLElement).click();
+    await tick();
+    expect(fixture.componentInstance['header']()['Indicator']).toBe('39');
+  });
+});