1 files changed, 114 insertions, 0 deletions
diff --git a/catalog-ui/src/app/ng2/pages/composition/graph/connection-wizard/from-node-step/from-node-step.component.spec.ts b/catalog-ui/src/app/ng2/pages/composition/graph/connection-wizard/from-node-step/from-node-step.component.spec.ts
new file mode 100644
index 0000000000..59ff72adda
--- /dev/null
+++ b/catalog-ui/src/app/ng2/pages/composition/graph/connection-wizard/from-node-step/from-node-step.component.spec.ts
@@ -0,0 +1,114 @@
+import { NO_ERRORS_SCHEMA } from '@angular/core';
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+import { Capability, Match } from 'app/models';
+import { ConfigureFn, configureTests } from '../../../../../../../jest/test-config.helper';
+import { Requirement } from '../../../../../../models/requirement';
+import { ConnectionWizardService } from '../connection-wizard.service';
+import { FromNodeStepComponent } from './from-node-step.component';
+
+describe('from-node-step component', () => {
+
+    let fixture: ComponentFixture<FromNodeStepComponent>;
+    let connectionWizardServiceMockWithoutSelectedMatch: Partial<ConnectionWizardService>;
+    let connectionWizardServiceMockWithSelectedMatch: Partial<ConnectionWizardService>;
+
+    const connectionWizardServiceMockSelectedMatchWithRequirements = {requirement: 'val'};
+
+    connectionWizardServiceMockWithoutSelectedMatch = {
+        getOptionalRequirementsByInstanceUniqueId: jest.fn().mockReturnValue(5),
+        getOptionalCapabilitiesByInstanceUniqueId: jest.fn().mockReturnValue(10),
+
+        connectRelationModel: {
+            fromNode: {
+                componentInstance: {
+                    uniqueId : 'testUniqueID'
+                }
+            }
+        }
+    };
+
+    connectionWizardServiceMockWithSelectedMatch = {
+        selectedMatch: connectionWizardServiceMockSelectedMatchWithRequirements,
+        getOptionalRequirementsByInstanceUniqueId: jest.fn().mockReturnValue(5),
+        getOptionalCapabilitiesByInstanceUniqueId: jest.fn().mockReturnValue(10)
+    };
+
+    let expectedConnectionWizardServiceMock = connectionWizardServiceMockWithoutSelectedMatch;
+
+    beforeEach(
+        async(() => {
+            const configure: ConfigureFn = testBed => {
+                testBed.configureTestingModule({
+                    declarations: [FromNodeStepComponent],
+                    imports: [],
+                    schemas: [NO_ERRORS_SCHEMA],
+                    providers: [
+                        {provide: ConnectionWizardService, useValue: expectedConnectionWizardServiceMock}
+                    ],
+                });
+            };
+
+            configureTests(configure).then(testBed => {
+                fixture = testBed.createComponent(FromNodeStepComponent);
+            });
+        })
+    );
+
+
+    it('should match current snapshot', () => {
+        expect(fixture).toMatchSnapshot();
+    });
+
+    it('preventBack return true - always', () => {
+        fixture.componentInstance.ngOnInit();
+        const result = fixture.componentInstance.preventBack();
+        expect(result).toEqual(true);
+    });
+
+    it('preventNext return true since selectedMatch does not exist in connectionWizardServiceMock', () => {
+        fixture.componentInstance.ngOnInit();
+        const result = fixture.componentInstance.preventNext();
+        expect(result).toEqual(true);
+    });
+
+    it('preventNext return false since to selectedMatch or selectedMatch.capability & selectedMatch.requirement does exist in connectionWizardServiceMock', () => {
+        fixture.componentInstance.connectWizardService = connectionWizardServiceMockWithSelectedMatch;
+        fixture.componentInstance.ngOnInit();
+        const result = fixture.componentInstance.preventNext();
+        expect(result).toEqual(false);
+    });
+
+    it('updateSelectedReqOrCap is called with instance of requirement, the selectMatch will be set to an Instance of Match of type Requirement', () => {
+        const requirement = new Requirement();
+        fixture.componentInstance.updateSelectedReqOrCap(requirement);
+        const expectedSelectedMatch = fixture.componentInstance.connectWizardService.selectedMatch;
+
+        expect(expectedSelectedMatch).toBeInstanceOf(Match);
+        expect(expectedSelectedMatch.capability).toBe(null);
+        expect(expectedSelectedMatch.fromNode).toBe('testUniqueID');
+        expect(expectedSelectedMatch.isFromTo).toBe(true);
+        expect(expectedSelectedMatch.toNode).toBe(null);
+        expect(expectedSelectedMatch.requirement).toBeInstanceOf(Requirement);
+    });
+
+    it('updateSelectedReqOrCap is called with instance of capability, the selectMatch will be set to an Instance of Match of type Capability', () => {
+        const capability = new Capability();
+        fixture.componentInstance.updateSelectedReqOrCap(capability);
+        const expectedSelectedMatch = fixture.componentInstance.connectWizardService.selectedMatch;
+
+        expect(expectedSelectedMatch).toBeInstanceOf(Match);
+        expect(expectedSelectedMatch.requirement).toBe(null);
+        expect(expectedSelectedMatch.fromNode).toBe(null);
+        expect(expectedSelectedMatch.isFromTo).toBe(false);
+        expect(expectedSelectedMatch.toNode).toBe('testUniqueID');
+        expect(expectedSelectedMatch.capability).toBeInstanceOf(Capability);
+    });
+
+    it('updateSelectedReqOrCap is called with null, the selectMatch will be set to null', () => {
+        fixture.componentInstance.updateSelectedReqOrCap(null);
+        const expectedSelectedMatch = fixture.componentInstance.connectWizardService.selectedMatch;
+
+        expect(expectedSelectedMatch).toBe(null);
+    });
+
+});
+\ No newline at end of file