diff --git a/alfa-client/libs/admin/reporting-shared/src/lib/aggregation-mapping.service.spec.ts b/alfa-client/libs/admin/reporting-shared/src/lib/aggregation-mapping.service.spec.ts
new file mode 100644
index 0000000000000000000000000000000000000000..6bc5f3ca516ecb2bb914a45091682872f09a79f4
--- /dev/null
+++ b/alfa-client/libs/admin/reporting-shared/src/lib/aggregation-mapping.service.spec.ts
@@ -0,0 +1,78 @@
+import { StateResource, createStateResource } from '@alfa-client/tech-shared';
+import { Mock, mock } from '@alfa-client/test-utils';
+import { TestBed } from '@angular/core/testing';
+import { singleCold } from 'libs/tech-shared/test/marbles';
+import { Observable } from 'rxjs';
+import {
+  createAggregationMapping,
+  createAggregationMappingListResource,
+  createAggregationMappingResource,
+} from '../../test/aggregation-mapping';
+import { AggregationMappingListResourceService } from './aggregation-mapping-resource.service';
+import { AggregationMapping, AggregationMappingListResource, AggregationMappingResource } from './aggregation-mapping.model';
+import { AggregationMappingService } from './aggregation-mapping.service';
+
+describe('AggregationMappingService', () => {
+  let service: AggregationMappingService;
+  let listResourceService: Mock<AggregationMappingListResourceService>;
+
+  beforeEach(() => {
+    listResourceService = mock(AggregationMappingListResourceService);
+
+    TestBed.configureTestingModule({
+      providers: [AggregationMappingService, { provide: AggregationMappingListResourceService, useValue: listResourceService }],
+    });
+
+    service = TestBed.inject(AggregationMappingService);
+  });
+
+  it('should create', () => {
+    expect(service).toBeTruthy();
+  });
+
+  describe('get list', () => {
+    const aggregationMappingListResource: AggregationMappingListResource = createAggregationMappingListResource();
+    const aggregationMappingListStateResource: StateResource<AggregationMappingListResource> =
+      createStateResource(aggregationMappingListResource);
+
+    beforeEach(() => {
+      listResourceService.getList = jest.fn().mockReturnValue(singleCold(aggregationMappingListStateResource));
+    });
+    it('should call listResourceService', () => {
+      service.getList();
+
+      expect(listResourceService.getList).toHaveBeenCalled();
+    });
+
+    it('should return value', () => {
+      const loadedAggregationMappingListResource: Observable<StateResource<AggregationMappingListResource>> = service.getList();
+
+      expect(loadedAggregationMappingListResource).toBeObservable(singleCold(aggregationMappingListStateResource));
+    });
+  });
+
+  describe('create', () => {
+    const aggregationMappingResource: AggregationMappingResource = createAggregationMappingResource();
+    const aggregationMappingStateResource: StateResource<AggregationMappingResource> =
+      createStateResource(aggregationMappingResource);
+
+    const aggregationMapping: AggregationMapping = createAggregationMapping();
+
+    beforeEach(() => {
+      listResourceService.create = jest.fn().mockReturnValue(singleCold(aggregationMappingStateResource));
+    });
+
+    it('should call resourceService', () => {
+      service.create(aggregationMapping);
+
+      expect(listResourceService.create).toHaveBeenCalledWith(aggregationMapping);
+    });
+
+    it('should return value', () => {
+      const loadedAggregationMappingResource: Observable<StateResource<AggregationMappingResource>> =
+        service.create(aggregationMapping);
+
+      expect(loadedAggregationMappingResource).toBeObservable(singleCold(aggregationMappingStateResource));
+    });
+  });
+});