93747: Test cases

src/app/dso-shared/dso-edit-metadata/dso-edit-metadata.component.spec.ts

@@ -0,0 +1,189 @@
+import { DsoEditMetadataComponent } from './dso-edit-metadata.component';
+import { ComponentFixture, TestBed, waitForAsync } from '@angular/core/testing';
+import { VarDirective } from '../../shared/utils/var.directive';
+import { TranslateModule } from '@ngx-translate/core';
+import { RouterTestingModule } from '@angular/router/testing';
+import { DebugElement, NO_ERRORS_SCHEMA } from '@angular/core';
+import { DSpaceObject } from '../../core/shared/dspace-object.model';
+import { Item } from '../../core/shared/item.model';
+import { ItemDataService } from '../../core/data/item-data.service';
+import { MetadataValue } from '../../core/shared/metadata.models';
+import { createSuccessfulRemoteDataObject$ } from '../../shared/remote-data.utils';
+import { By } from '@angular/platform-browser';
+import { NotificationsService } from '../../shared/notifications/notifications.service';
+import { ArrayMoveChangeAnalyzer } from '../../core/data/array-move-change-analyzer.service';
+import { ITEM } from '../../core/shared/item.resource-type';
+
+const ADD_BTN = 'add';
+const REINSTATE_BTN = 'reinstate';
+const SAVE_BTN = 'save';
+const DISCARD_BTN = 'discard';
+
+describe('DsoEditMetadataComponent', () => {
+  let component: DsoEditMetadataComponent;
+  let fixture: ComponentFixture<DsoEditMetadataComponent>;
+
+  let notificationsService: NotificationsService;
+
+  let dso: DSpaceObject;
+  let updatedDso: DSpaceObject;
+  let dataService: ItemDataService;
+
+  beforeEach(waitForAsync(() => {
+    dso = Object.assign(new Item(), {
+      type: ITEM,
+      metadata: {
+        'dc.title': [
+          Object.assign(new MetadataValue(), {
+            value: 'Test Title',
+            language: 'en',
+            place: 0,
+          }),
+        ],
+        'dc.subject': [
+          Object.assign(new MetadataValue(), {
+            value: 'Subject One',
+            language: 'en',
+            place: 0,
+          }),
+          Object.assign(new MetadataValue(), {
+            value: 'Subject Two',
+            language: 'en',
+            place: 1,
+          }),
+          Object.assign(new MetadataValue(), {
+            value: 'Subject Three',
+            language: 'en',
+            place: 2,
+          }),
+        ],
+      },
+    });
+    updatedDso = Object.assign(new Item(), dso);
+    updatedDso.metadata['dc.title'][0].value = 'Updated Title';
+    dataService = jasmine.createSpyObj('itemDataService', {
+      patch: createSuccessfulRemoteDataObject$(updatedDso),
+    });
+
+    notificationsService = jasmine.createSpyObj('notificationsService', ['error', 'success']);
+
+    TestBed.configureTestingModule({
+      declarations: [DsoEditMetadataComponent, VarDirective],
+      imports: [TranslateModule.forRoot(), RouterTestingModule.withRoutes([])],
+      providers: [
+        { provide: ItemDataService, useValue: dataService },
+        { provide: NotificationsService, useValue: notificationsService },
+        ArrayMoveChangeAnalyzer,
+      ],
+      schemas: [NO_ERRORS_SCHEMA]
+    }).compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(DsoEditMetadataComponent);
+    component = fixture.componentInstance;
+    component.dso = dso;
+    fixture.detectChanges();
+  });
+
+  describe('when no changes have been made', () => {
+    assertButton(ADD_BTN, true, false);
+    assertButton(REINSTATE_BTN, false);
+    assertButton(SAVE_BTN, true, true);
+    assertButton(DISCARD_BTN, true, true);
+  });
+
+  describe('when the form contains changes', () => {
+    beforeEach(() => {
+      component.form.fields['dc.title'][0].newValue.value = 'Updated Title Once';
+      component.form.fields['dc.title'][0].confirmChanges();
+      component.form.resetReinstatable();
+      component.onValueSaved();
+      fixture.detectChanges();
+    });
+
+    assertButton(SAVE_BTN, true, false);
+    assertButton(DISCARD_BTN, true, false);
+
+    describe('and they were discarded', () => {
+      beforeEach(() => {
+        component.discard();
+        fixture.detectChanges();
+      });
+
+      assertButton(REINSTATE_BTN, true, false);
+      assertButton(SAVE_BTN, true, true);
+      assertButton(DISCARD_BTN, false);
+
+      describe('and a new change is made', () => {
+        beforeEach(() => {
+          component.form.fields['dc.title'][0].newValue.value = 'Updated Title Twice';
+          component.form.fields['dc.title'][0].confirmChanges();
+          component.form.resetReinstatable();
+          component.onValueSaved();
+          fixture.detectChanges();
+        });
+
+        assertButton(REINSTATE_BTN, false);
+        assertButton(SAVE_BTN, true, false);
+        assertButton(DISCARD_BTN, true, false);
+      });
+    });
+  });
+
+  describe('when a new value is present', () => {
+    beforeEach(() => {
+      component.add();
+      fixture.detectChanges();
+    });
+
+    assertButton(ADD_BTN, true, true);
+
+    it('should display a row with a field selector and metadata value', () => {
+      expect(fixture.debugElement.query(By.css('ds-metadata-field-selector'))).toBeTruthy();
+      expect(fixture.debugElement.query(By.css('ds-dso-edit-metadata-value'))).toBeTruthy();
+    });
+
+    describe('and gets assigned to a metadata field', () => {
+      beforeEach(() => {
+        component.form.newValue.newValue.value = 'New Subject';
+        component.form.setMetadataField('dc.subject');
+        component.form.resetReinstatable();
+        component.onValueSaved();
+        fixture.detectChanges();
+      });
+
+      assertButton(ADD_BTN, true, false);
+
+      it('should not display the separate row with field selector and metadata value anymore', () => {
+        expect(fixture.debugElement.query(By.css('ds-metadata-field-selector'))).toBeNull();
+        expect(fixture.debugElement.query(By.css('ds-dso-edit-metadata-value'))).toBeNull();
+      });
+    });
+  });
+
+  function assertButton(name: string, exists: boolean, disabled: boolean = false): void {
+    describe(`${name} button`, () => {
+      let btn: DebugElement;
+
+      beforeEach(() => {
+        btn = fixture.debugElement.query(By.css(`#dso-${name}-btn`));
+      });
+
+      if (exists) {
+        it('should exist', () => {
+          expect(btn).toBeTruthy();
+        });
+
+        it(`should${disabled ? ' ' : ' not '}be disabled`, () => {
+          expect(btn.nativeElement.disabled).toBe(disabled);
+        });
+      } else {
+        it('should not exist', () => {
+          expect(btn).toBeNull();
+        });
+      }
+    });
+  }
+
+});