import { describe, it, expect } from 'vitest';
import { filterByName } from './filter-items';

const routines = [
	{ id: 1, name: 'Cuisine/Repas' },
	{ id: 2, name: 'Cuisine/Vaisselle' },
	{ id: 3, name: 'Salle de bain/Douche' },
	{ id: 4, name: 'Étirements' },
	{ id: 5, name: 'Course' },
];

describe('filterByName', () => {
	it('filters by a namespace query like "Cuisine/"', () => {
		const res = filterByName(routines, 'Cuisine/');
		expect(res.map((r) => r.name)).toEqual([
			'Cuisine/Repas',
			'Cuisine/Vaisselle',
		]);
	});

	it('matches a substring anywhere in the name', () => {
		const res = filterByName(routines, 'epas');
		expect(res.map((r) => r.name)).toEqual(['Cuisine/Repas']);
	});

	it('is case-insensitive', () => {
		expect(filterByName(routines, 'cUiSiNe/')).toHaveLength(2);
	});

	it('folds accents on both sides', () => {
		expect(filterByName(routines, 'etirements').map((r) => r.name)).toEqual([
			'Étirements',
		]);
		expect(filterByName(routines, 'Étirements')).toHaveLength(1);
	});

	it('returns everything for an empty or whitespace query, order preserved', () => {
		expect(filterByName(routines, '')).toEqual(routines);
		expect(filterByName(routines, '   ')).toEqual(routines);
	});

	it('returns nothing when no name matches', () => {
		expect(filterByName(routines, 'garage')).toEqual([]);
	});

	it('has no result cap', () => {
		const many = Array.from({ length: 40 }, (_, i) => ({
			id: i,
			name: `Cuisine/Tâche ${i}`,
		}));
		expect(filterByName(many, 'Cuisine/')).toHaveLength(40);
	});
});