import { Point } from '@flatten-js/core';
import { describe, expect, it } from 'vitest';
import type { DrawController } from '../drawControllers/DrawController';
import { ImageEntity } from './ImageEntity';

/** drawLine·drawImage 호출만 세는 최소 컨트롤러. */
function countingController() {
	const calls = { lines: 0, images: 0 };
	const controller = {
		setLineStyles: () => {},
		drawLine: () => {
			calls.lines += 1;
		},
		drawImage: () => {
			calls.images += 1;
		},
	} as unknown as DrawController;
	return { controller, calls };
}

function entity(): ImageEntity {
	const image = { currentSrc: 'data:image/png;base64,AAAA' } as HTMLImageElement;
	return new ImageEntity('b08-frame', image, new Point(0, 0), new Point(10, 5));
}

describe('ImageEntity.draw', () => {
	it('집지 않은 그림은 테두리를 그리지 않는다', () => {
		const { controller, calls } = countingController();
		entity().draw(controller, false, false);
		expect(calls.lines).toBe(0);
		expect(calls.images).toBe(1);
	});

	it('집은 그림만 테두리를 보인다', () => {
		const { controller, calls } = countingController();
		entity().draw(controller, false, true);
		expect(calls.lines).toBe(4);
		expect(calls.images).toBe(1);
	});
});