import { describe, expect, it } from 'vitest';
import { getSeo } from './seo';

describe('public page metadata', () => {
	it('gives the homepage a descriptive title and production canonical URL', () => {
		const seo = getSeo('/');
		expect(seo.title).toBe('Projects, lists and writing | Stan Runge');
		expect(seo.url).toBe('https://stanrunge.dev/');
		expect(seo.indexable).toBe(true);
		expect(seo.image).toBe('https://stanrunge.dev/moon.jpg');
	});

	it('uses article content and its latest edit time', () => {
		const article = getSeo('/blog/my-post', {
			blogArticle: {
				title: 'My post',
				content: 'A **specific** article about lists.',
				updatedAt: '2026-09-02T00:00:00.000Z'
			}
		});
		expect(article.title).toBe('My post | Stan Runge');
		expect(article.description).toBe('A specific article about lists.');
		expect(article.type).toBe('article');
		expect(article.modifiedAt).toBe('2026-09-02T00:00:00.000Z');
	});

	it('describes a list using its contents', () => {
		const seo = getSeo('/lists/vinyls-to-collect', {
			list: {
				name: 'Vinyls to collect',
				isProgress: true,
				items: [{ name: 'Album one' }, { name: 'Album two' }]
			}
		});
		expect(seo.title).toBe('Vinyls to collect | Stan Runge');
		expect(seo.description).toContain('Album one, Album two');
		expect(seo.indexable).toBe(true);
	});

	it('keeps private and staging pages out of search results', () => {
		expect(getSeo('/login').indexable).toBe(false);
		expect(getSeo('/projects/animaldex/register').indexable).toBe(false);
		expect(
			getSeo('/blog/my-post/edit', {
				blogArticle: {
					title: 'My post',
					content: '',
					updatedAt: ''
				}
			}).indexable
		).toBe(false);
		expect(getSeo('/projects/catch-em-all', {}, 'STAGING').indexable).toBe(false);
	});
});