import { describe, test, expect } from 'bun:test'
import { getFallbackSprite } from '../sprites/fallback'
import { ALL_SPECIES_IDS } from '../types'

describe('getFallbackSprite', () => {
	test('returns 5 lines for every species', () => {
		for (const id of ALL_SPECIES_IDS) {
			const sprite = getFallbackSprite(id)
			expect(sprite.length).toBe(5)
		}
	})

	test('returns pikachu fallback for unknown species', () => {
		const sprite = getFallbackSprite('unknown' as any)
		expect(sprite).toEqual(getFallbackSprite('pikachu'))
	})

	test('each line has consistent width', () => {
		for (const id of ALL_SPECIES_IDS) {
			const sprite = getFallbackSprite(id)
			const widths = sprite.map(line => line.length)
			// All lines should be roughly the same width
			const maxWidth = Math.max(...widths)
			const minWidth = Math.min(...widths)
			expect(maxWidth - minWidth).toBeLessThanOrEqual(2)
		}
	})
})