mealprep/frontend/src/lib/recipes/RecipeHero.test.ts

import { describe, it, expect } from 'vitest';
import { render, screen } from '@testing-library/svelte';
import RecipeHero from './RecipeHero.svelte';

const baseRecipe = {
	id: 'r1',
	name: 'Spaghetti Bolognese',
	serves: 4,
	cookTimeMin: 30,
	effort: 'Easy',
	heroImageUrl: undefined as string | undefined,
	tags: [] as { id: string; name: string; tagType?: string }[]
};

describe('RecipeHero', () => {
	it('renders the recipe name', () => {
		render(RecipeHero, { props: { recipe: baseRecipe } });
		expect(screen.getByText('Spaghetti Bolognese')).toBeInTheDocument();
	});

	it('renders green-tint hero when no image', () => {
		render(RecipeHero, { props: { recipe: baseRecipe } });
		const hero = document.querySelector('[data-testid="recipe-hero"]');
		expect(hero?.className).toContain('bg-[var(--green-tint)]');
	});

	it('renders image when heroImageUrl is provided', () => {
		render(RecipeHero, {
			props: { recipe: { ...baseRecipe, heroImageUrl: '/uploads/pasta.jpg' } }
		});
		const img = screen.getByRole('img', { name: /spaghetti bolognese/i });
		expect(img).toHaveAttribute('src', '/uploads/pasta.jpg');
	});

	it('renders cook time pill', () => {
		render(RecipeHero, { props: { recipe: baseRecipe } });
		expect(screen.getByText(/30 Min/)).toBeInTheDocument();
	});

	it('renders effort pill', () => {
		render(RecipeHero, { props: { recipe: baseRecipe } });
		expect(screen.getByText(/Easy/)).toBeInTheDocument();
	});

	it('renders serves pill', () => {
		render(RecipeHero, { props: { recipe: baseRecipe } });
		expect(screen.getByText(/4/)).toBeInTheDocument();
	});

	it('renders back link to /recipes', () => {
		render(RecipeHero, { props: { recipe: baseRecipe } });
		const backLink = screen.getByRole('link', { name: /zurück/i });
		expect(backLink).toHaveAttribute('href', '/recipes');
	});

	it('renders cook now link to /cook/[id]', () => {
		render(RecipeHero, { props: { recipe: baseRecipe } });
		const cookLink = screen.getByRole('link', { name: /jetzt kochen/i });
		expect(cookLink).toHaveAttribute('href', '/cook/r1');
	});

	it('does not render img when no heroImageUrl', () => {
		render(RecipeHero, { props: { recipe: baseRecipe } });
		expect(screen.queryByRole('img')).not.toBeInTheDocument();
	});

	it('renders tag pills', () => {
		render(RecipeHero, {
			props: {
				recipe: {
					...baseRecipe,
					tags: [
						{ id: 't1', name: 'Pasta' },
						{ id: 't2', name: 'Italienisch' }
					]
				}
			}
		});
		expect(screen.getByText('Pasta')).toBeInTheDocument();
		expect(screen.getByText('Italienisch')).toBeInTheDocument();
	});

	it('renders no tag pills when tags array is empty', () => {
		render(RecipeHero, { props: { recipe: { ...baseRecipe, tags: [] } } });
		expect(screen.queryByText('Pasta')).not.toBeInTheDocument();
	});
});