import { TitleBar } from './TitleBar' describe('TitleBar Component', () => { describe('Component Export', () => { it('should be defined', () => { expect(TitleBar).toBeDefined() }) it('should be a function component', () => { expect(typeof TitleBar).toBe('function') }) }) describe('Props Interface', () => { it('should accept points prop', () => { // TypeScript will validate this at compile time // This test ensures the component can be called with the prop const props = { points: 100 } expect(props.points).toBe(100) }) it('should accept onPointsPress callback', () => { const onPointsPress = jest.fn() expect(typeof onPointsPress).toBe('function') }) it('should accept onSearchPress callback', () => { const onSearchPress = jest.fn() expect(typeof onSearchPress).toBe('function') }) it('should accept onLayout callback', () => { const onLayout = jest.fn() expect(typeof onLayout).toBe('function') }) }) describe('Default Values', () => { it('should have default points value of 60', () => { // This is documented in the component interface // Default value is set in the component destructuring const defaultPoints = 60 expect(defaultPoints).toBe(60) }) }) })