fix bundle size

src/app/modules/shows/services/docx.service.spec.ts

@@ -1,13 +1,15 @@
 import {TestBed} from '@angular/core/testing';
-import {Packer} from 'docx';
 import {DocxService} from './docx.service';
 
 describe('DocxService', () => {
   let service: DocxService;
   type DocxServiceInternals = DocxService & {
     prepareData: (showId: string) => Promise<unknown>;
-    prepareNewDocument: (data: unknown, options?: unknown) => unknown;
+    renderTitle: (docx: unknown, title: string) => unknown[];
+    renderSongs: (docx: unknown, songs: unknown[], options: unknown, config: unknown) => unknown[];
+    prepareNewDocument: (docx: unknown, data: unknown, options?: unknown, sections?: unknown) => unknown;
     saveAs: (blob: Blob, name: string) => void;
+    loadDocx: () => Promise<{Packer: {toBlob: (document: unknown) => Promise<Blob>}}>;
   };
 
   beforeEach(async () => {
@@ -32,6 +34,11 @@ describe('DocxService', () => {
 
   it('should build and save a docx file when all data is available', async () => {
     const blob = new Blob(['docx']);
+    const docxModule = {
+      Packer: {
+        toBlob: jasmine.createSpy('toBlob').and.resolveTo(blob),
+      },
+    };
     const serviceInternals = service as DocxServiceInternals;
     const prepareDataSpy = spyOn<any>(serviceInternals, 'prepareData').and.resolveTo({
       show: {
@@ -42,15 +49,17 @@ describe('DocxService', () => {
       user: {name: 'Benjamin'},
       config: {ccliLicenseId: '12345'},
     });
+    spyOn<any>(serviceInternals, 'loadDocx').and.resolveTo(docxModule);
+    spyOn<any>(serviceInternals, 'renderTitle').and.returnValue([]);
+    spyOn<any>(serviceInternals, 'renderSongs').and.returnValue([]);
     const prepareNewDocumentSpy = spyOn<any>(serviceInternals, 'prepareNewDocument').and.returnValue({doc: true});
     const saveAsSpy = spyOn<any>(serviceInternals, 'saveAs');
-    spyOn(Packer, 'toBlob').and.resolveTo(blob);
 
     await service.create('show-1', {copyright: true});
 
     expect(prepareDataSpy).toHaveBeenCalledWith('show-1');
     expect(prepareNewDocumentSpy).toHaveBeenCalled();
-    expect(Packer.toBlob).toHaveBeenCalledWith({doc: true} as never);
+    expect(docxModule.Packer.toBlob).toHaveBeenCalledWith({doc: true} as never);
     expect(saveAsSpy).toHaveBeenCalledWith(blob, jasmine.stringMatching(/\.docx$/));
   });
 });