66155: Fixed test cases and AoT build

src/app/+item-page/item-page.module.ts

@@ -28,6 +28,7 @@ import { MetadataValuesComponent } from './field-components/metadata-values/meta
 import { MetadataFieldWrapperComponent } from './field-components/metadata-field-wrapper/metadata-field-wrapper.component';
 import { TabbedRelatedEntitiesSearchComponent } from './simple/related-entities/tabbed-related-entities-search/tabbed-related-entities-search.component';
 import { StatisticsModule } from '../statistics/statistics.module';
+import { AbstractIncrementalListComponent } from './simple/abstract-incremental-list/abstract-incremental-list.component';
 
 @NgModule({
   imports: [
@@ -57,7 +58,8 @@ import { StatisticsModule } from '../statistics/statistics.module';
     GenericItemPageFieldComponent,
     MetadataRepresentationListComponent,
     RelatedEntitiesSearchComponent,
-    TabbedRelatedEntitiesSearchComponent
+    TabbedRelatedEntitiesSearchComponent,
+    AbstractIncrementalListComponent
   ],
   exports: [
     ItemComponent,

src/app/+item-page/simple/metadata-representation-list/metadata-representation-list.component.spec.ts

@@ -8,6 +8,7 @@ import { Relationship } from '../../../core/shared/item-relationships/relationsh
 import { createSuccessfulRemoteDataObject$ } from '../../../shared/testing/utils';
 import { TranslateModule } from '@ngx-translate/core';
 import { VarDirective } from '../../../shared/utils/var.directive';
+import { of as observableOf } from 'rxjs';
 
 const itemType = 'Person';
 const metadataField = 'dc.contributor.author';
@@ -89,37 +90,29 @@ describe('MetadataRepresentationListComponent', () => {
     expect(fields.length).toBe(2);
   });
 
-  it('should initialize the original limit', () => {
-    expect(comp.originalLimit).toEqual(comp.limit);
+  it('should contain one page of items', () => {
+    expect(comp.objects.length).toEqual(1);
   });
 
-  describe('when viewMore is called', () => {
-    let originalLimit;
-
+  describe('when increase is called', () => {
     beforeEach(() => {
-      // Store the original value of limit
-      originalLimit = comp.limit;
-      comp.viewMore();
+      comp.increase();
     });
 
-    it('should increment the limit with incrementBy', () => {
-      expect(comp.limit).toEqual(originalLimit + comp.incrementBy);
+    it('should add a new page to the list', () => {
+      expect(comp.objects.length).toEqual(2);
     });
   });
 
-  describe('when viewLess is called', () => {
-    let originalLimit;
-
+  describe('when decrease is called', () => {
     beforeEach(() => {
-      // Store the original value of limit
-      originalLimit = comp.limit;
-      // Increase limit with incrementBy
-      comp.limit = originalLimit + comp.incrementBy;
-      comp.viewLess();
+      // Add a second page
+      comp.objects.push(observableOf(undefined));
+      comp.decrease();
     });
 
-    it('should reset the limit to the original value', () => {
-      expect(comp.limit).toEqual(originalLimit);
+    it('should decrease the list of pages', () => {
+      expect(comp.objects.length).toEqual(1);
     });
   });
 

src/app/+item-page/simple/related-items/related-items.component.spec.ts

@@ -10,6 +10,7 @@ import { createSuccessfulRemoteDataObject$ } from '../../../shared/testing/utils
 import { RelationshipService } from '../../../core/data/relationship.service';
 import { TranslateModule } from '@ngx-translate/core';
 import { VarDirective } from '../../../shared/utils/var.directive';
+import { of as observableOf } from 'rxjs';
 
 const parentItem: Item = Object.assign(new Item(), {
   bundles: createSuccessfulRemoteDataObject$(new PaginatedList(new PageInfo(), [])),
@@ -66,29 +67,33 @@ describe('RelatedItemsComponent', () => {
     expect(fields.length).toBe(mockItems.length);
   });
 
-  describe('when viewMore is called', () => {
+  it('should contain one page of items', () => {
+    expect(comp.objects.length).toEqual(1);
+  });
+
+  describe('when increase is called', () => {
     beforeEach(() => {
-      comp.viewMore();
+      comp.increase();
     });
 
-    it('should call relationship-service\'s getRelatedItemsByLabel with the correct arguments', () => {
-      expect(relationshipService.getRelatedItemsByLabel).toHaveBeenCalledWith(parentItem, relationType, Object.assign(comp.options, { elementsPerPage: comp.limit + comp.incrementBy }));
+    it('should add a new page to the list', () => {
+      expect(comp.objects.length).toEqual(2);
+    });
+
+    it('should call relationship-service\'s getRelatedItemsByLabel with the correct arguments (second page)', () => {
+      expect(relationshipService.getRelatedItemsByLabel).toHaveBeenCalledWith(parentItem, relationType, Object.assign(comp.options, { elementsPerPage: comp.incrementBy, currentPage: 2 }));
     });
   });
 
-  describe('when viewLess is called', () => {
-    let originalLimit;
-
+  describe('when decrease is called', () => {
     beforeEach(() => {
-      // Store the original value of limit
-      originalLimit = comp.limit;
-      // Increase limit with incrementBy
-      comp.limit = originalLimit + comp.incrementBy;
-      comp.viewLess();
+      // Add a second page
+      comp.objects.push(observableOf(undefined));
+      comp.decrease();
     });
 
-    it('should call relationship-service\'s getRelatedItemsByLabel with the correct arguments', () => {
-      expect(relationshipService.getRelatedItemsByLabel).toHaveBeenCalledWith(parentItem, relationType, Object.assign(comp.options, { elementsPerPage: originalLimit }));
+    it('should decrease the list of pages', () => {
+      expect(comp.objects.length).toEqual(1);
     });
   });