import { describe, it, expect } from 'vitest';
import { readFileSync } from 'node:fs';
import { dirname, join } from 'node:path';
import { fileURLToPath } from 'node:url';
import { extractRecipeFromHtml } from '../../src/lib/server/parsers/json-ld-recipe';
const here = dirname(fileURLToPath(import.meta.url));
function load(name: string): string {
return readFileSync(join(here, '../fixtures', name), 'utf8');
}
describe('extractRecipeFromHtml', () => {
it('extracts a recipe from Chefkoch HTML', () => {
const html = load('chefkoch-schupfnudeln.html');
const r = extractRecipeFromHtml(html);
expect(r).not.toBeNull();
expect(r!.title.toLowerCase()).toContain('schupfnudel');
expect(r!.ingredients.length).toBeGreaterThan(2);
expect(r!.steps.length).toBeGreaterThan(0);
});
it('extracts a recipe from Emmi kocht einfach HTML', () => {
const html = load('emmi-bolognese.html');
const r = extractRecipeFromHtml(html);
expect(r).not.toBeNull();
expect(r!.title.toLowerCase()).toContain('bolognese');
expect(r!.ingredients.length).toBeGreaterThan(0);
expect(r!.steps.length).toBeGreaterThan(0);
});
it('returns null when no Recipe JSON-LD present', () => {
const html = 'no recipe
';
expect(extractRecipeFromHtml(html)).toBeNull();
});
it('returns null when JSON-LD has only non-Recipe types', () => {
const html = `
`;
expect(extractRecipeFromHtml(html)).toBeNull();
});
});