[player] Add tests for UnitStateService

projects/player/src/app/services/unit-state.service.spec.ts

+import { TestBed } from '@angular/core/testing';
+import { UnitStateService } from './unit-state.service';
+import { ElementCode } from 'verona/models/verona';
+
+describe('UnitStateService', () => {
+  let service: UnitStateService;
+  beforeEach(() => {
+    TestBed.configureTestingModule({});
+    service = TestBed.inject(UnitStateService);
+  });
+
+  it('should be created', () => {
+    expect(service).toBeTruthy();
+  });
+
+  it('should get element by id', () => {
+    const element1: ElementCode =  { id: 'element_1', status: 'DISPLAYED', value: 'TEST1' };
+    const element2: ElementCode =  { id: 'element_2', status: 'DISPLAYED', value: 'TEST2' };
+    service.elementCodes = [ element1, element2 ];
+    expect(service.getElementCodeById('element_1')).toEqual(element1);
+  });
+
+  it('should return undefined for a not registered element id', () => {
+    const element1: ElementCode =  { id: 'element_1', status: 'DISPLAYED', value: 'TEST1' };
+    const element2: ElementCode =  { id: 'element_2', status: 'DISPLAYED', value: 'TEST2' };
+    service.elementCodes = [ element1, element2 ];
+    expect(service.getElementCodeById('element_3')).toBeUndefined();
+  });
+
+  it('should verify that element is registered ', () => {
+    const element1: ElementCode =  { id: 'element_1', status: 'DISPLAYED', value: 'TEST1' };
+    const element2: ElementCode =  { id: 'element_2', status: 'DISPLAYED', value: 'TEST2' };
+    service.elementCodes = [ element1, element2 ];
+    expect(service.isRegistered('element_1')).toBeTruthy();
+  });
+
+  it('should verify that element is registered ', () => {
+    const element1: ElementCode =  { id: 'element_1', status: 'DISPLAYED', value: 'TEST1' };
+    const element2: ElementCode =  { id: 'element_2', status: 'DISPLAYED', value: 'TEST2' };
+    service.elementCodes = [ element1, element2 ];
+    expect(service.isRegistered('element_3')).toBeFalse();
+  });
+
+  it('should register an element', () => {
+    service.elementCodes = [];
+    const element = document.createElement('div');
+    service.registerElement('element', 'TEST', element, 1);
+    expect(service.elementCodes).toEqual([ { id: 'element', status: 'NOT_REACHED', value: 'TEST' } ]);
+  });
+
+  it('elementCode of an element should change', () => {
+    service.elementCodes = [{ id: 'element_1', status: 'NOT_REACHED', value: 'TEST1' }];
+    service.elementCodeChanged
+      .subscribe( code => expect(code.status).toEqual('DISPLAYED'));
+    service.changeElementCodeStatus({ id: 'element_1', status: 'DISPLAYED' });
+  });
+
+  it('elementCode of an element should change', () => {
+    service.elementCodes = [{ id: 'element_1', status: 'NOT_REACHED', value: 'TEST1' }];
+    service.elementCodeChanged
+      .subscribe( code =>  {
+        expect(code.status).toEqual('VALUE_CHANGED');
+        expect(code.value).toEqual('NEU');
+      }) ;
+    service.changeElementCodeValue({ id: 'element_1', value: 'NEU' });
+  });
+
+  it('presentedPagesProgress should be complete', () => {
+    service.elementCodes = [];
+    expect(service.presentedPagesProgress).toEqual('complete');
+  });
+
+  it('presentedPagesProgress should be none', () => {
+    service.elementCodes = [];
+    const element = document.createElement('div');
+    service.registerElement('element', 'TEST', element, 1);
+    expect(service.presentedPagesProgress).toEqual('none');
+  });
+
+  it('presentedPagesProgress should be complete', () => {
+    service.elementCodes = [];
+    const element = document.createElement('div');
+    service.registerElement('element', 'TEST', element, 1);
+    service.changeElementCodeStatus({ id: 'element', status: 'DISPLAYED' });
+    expect(service.presentedPagesProgress).toEqual('complete');
+  });
+
+  it('presentedPagesProgress should be none', () => {
+    service.elementCodes = [];
+    const element = document.createElement('div');
+    service.registerElement('element_1', 'TEST1', element, 1);
+    service.registerElement('element_2', 'TEST2', element, 1);
+    service.changeElementCodeStatus({ id: 'element_1', status: 'DISPLAYED' });
+    expect(service.presentedPagesProgress).toEqual('none');
+  });
+
+  it('presentedPagesProgress should be some', () => {
+    service.elementCodes = [];
+    const element = document.createElement('div');
+    service.registerElement('element_1', 'TEST1', element, 1);
+    service.registerElement('element_2', 'TEST2', element, 2);
+    service.changeElementCodeStatus({ id: 'element_1', status: 'DISPLAYED' });
+    expect(service.presentedPagesProgress).toEqual('some');
+  });
+
+  it('presentedPagesProgress should be complete', () => {
+    service.elementCodes = [];
+    const element = document.createElement('div');
+    service.registerElement('element_1', 'TEST1', element, 1);
+    service.registerElement('element_2', 'TEST2', element, 2);
+    service.changeElementCodeStatus({ id: 'element_1', status: 'DISPLAYED' });
+    service.changeElementCodeStatus({ id: 'element_2', status: 'DISPLAYED' });
+    expect(service.presentedPagesProgress).toEqual('complete');
+  });
+
+  it('presented page with index 1 should be added', () => {
+    service.elementCodes = [];
+    const element = document.createElement('div');
+    service.registerElement('element_1', 'TEST1', element, 1);
+    service.presentedPageAdded
+      .subscribe( index => expect(index).toEqual(1));
+    service.changeElementCodeStatus({ id: 'element_1', status: 'DISPLAYED' });
+  });
+
+  it('presented page with index 1 should be added', () => {
+    service.elementCodes = [];
+    const element = document.createElement('div');
+    service.registerElement('element_1', 'TEST1', element, 1);
+    service.presentedPageAdded
+      .subscribe( index => expect(index).toEqual(1));
+    service.changeElementCodeValue({ id: 'element_1', value: 'NEU' });
+  });
+
+});