src/app/py-detect/py-detect.component.spec.ts

import { ComponentFixture, TestBed } from '@angular/core/testing';

import { SampleComponent } from './py-detect.component';

describe('SampleComponent', () => {
  let component: SampleComponent;
  let fixture: ComponentFixture<SampleComponent>;

  beforeEach(() => {
    TestBed.configureTestingModule({
      declarations: [SampleComponent]
    });
    fixture = TestBed.createComponent(SampleComponent);
    component = fixture.componentInstance;
    fixture.detectChanges();
  });

  it('should create', () => {
    expect(component).toBeTruthy();
  });
});