Case Sources added primarily to filter the kind of cases in case list.

otis/src/app/case-sources/case-source.service.spec.ts

@@ -0,0 +1,15 @@
+import { inject, TestBed } from '@angular/core/testing';
+
+import { CaseSourceService } from './case-source.service';
+
+describe('CaseSourceService', () => {
+  beforeEach(() => {
+    TestBed.configureTestingModule({
+      providers: [CaseSourceService],
+    });
+  });
+
+  it('should be created', inject([CaseSourceService], (service: CaseSourceService) => {
+    expect(service).toBeTruthy();
+  }));
+});