test: add coverage

src/app/shared/services/item-icon.service.spec.ts

@@ -1,6 +1,9 @@
 import { TestBed } from '@angular/core/testing';
 
 import { ItemIconService } from './item-icon.service';
+import { ItemTemplate } from '@keira-types/item-template.type';
+import { SqliteQueryService } from '@keira-shared/services/sqlite-query.service';
+import { of } from 'rxjs';
 
 describe('ItemIconService', () => {
   let service: ItemIconService;
@@ -10,7 +13,16 @@ describe('ItemIconService', () => {
     service = TestBed.inject(ItemIconService);
   });
 
-  it('should be created', () => {
-    expect(service).toBeTruthy();
+  it('addIconLinkToRows() should correctly work', async () => {
+    const sqliteQueryService = TestBed.inject(SqliteQueryService);
+    const iconName = 'mock_icon_name';
+    spyOn(sqliteQueryService, 'getDisplayIdIcon').and.returnValue(of(iconName).toPromise());
+    const rows: Partial<ItemTemplate>[] = [
+      { displayid: 123 },
+    ];
+
+    await service.addIconLinkToRows(rows as ItemTemplate[]);
+
+    expect(rows[0].iconLink).toEqual(`https://wow.zamimg.com/images/wow/icons/medium/${iconName}.jpg`);
   });
 });