explodorama / files / test / targetLabel.test.ts

targetLabel.test.ts

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`ebcd0a8f` 2026-11-02 Pavel Safronov	1	import { describe, expect, it } from 'vitest'
	2	import { targetLabel } from '../src/ui/targetLabel'
	3	import { board, v } from './helpers'
	4
	5	// A roomy empty level, the player in the middle; enemies and bombs are added per case.
	6	const room = () =>
	7	board(`
	8	#######
	9	#.....#
	10	#.....#
	11	#..P..#
	12	#.....#
	13	#.....#
	14	#######`)
	15
	16	describe('the controller target label', () => {
	17	it('Move, Bomb and Wait', () => {
	18	const s = room()
	19	expect(targetLabel(s, 'move', v(4, 3))).toBe('Move to this tile')
	20	expect(targetLabel(s, 'bomb', v(4, 3))).toBe('Place a bomb on this tile')
	21	expect(targetLabel(s, 'wait', null)).toBe('Wait a turn')
	22	})
	23	it('a button with no tile and no Wait has nothing to do', () => {
	24	expect(targetLabel(room(), 'move', null)).toBe('Nothing to do here')
	25	})
	26	it('Run, Diagonal and Slide are told apart by the tile', () => {
	27	const s = room()
	28	s.powers.run = true
	29	s.powers.diagonal = true
	30	expect(targetLabel(s, 'move', v(5, 3))).toBe('Run to this tile')
	31	expect(targetLabel(s, 'move', v(4, 2))).toBe('Step diagonally to this tile')
	32	})
	33	it('Kick, with a bomb next to the player', () => {
	34	const s = board(`
	35	######
	36	#P3..#
	37	######`)
	38	s.powers.kick = true
	39	expect(targetLabel(s, 'move', v(2, 1))).toBe('Kick the bomb on this tile')
	40	})
	41	it('Kick and Bomb Pass together ask which', () => {
	42	const s = board(`
	43	######
	44	#P8..#
	45	######`)
	46	s.powers.kick = true
	47	s.powers.bombPass = true
	48	expect(targetLabel(s, 'move', v(2, 1))).toBe('Choose what to do with the bomb on this tile')
	49	})
	50	it('Bomb Pass alone walks onto the bomb', () => {
	51	const s = board(`
	52	######
	53	#P8..#
	54	######`)
	55	s.powers.bombPass = true
	56	expect(targetLabel(s, 'move', v(2, 1))).toBe('Walk onto the bomb on this tile')
	57	})
	58	it('Throw, RPG and Detonator', () => {
	59	const s = room()
	60	s.powers.throw = true
	61	s.powers.rpg = true
	62	expect(targetLabel(s, 'bomb', v(5, 3))).toBe('Throw a bomb to this tile')
	63	expect(targetLabel(s, 'bomb', v(5, 3))).not.toContain('RPG')
	64	// The RPG lands at the end of a straight line, further than a throw reaches.
	65	const lane = board(`
	66	########
	67	#P.....#
	68	########`)
	69	lane.powers.throw = true
	70	lane.powers.rpg = true
	71	expect(targetLabel(lane, 'bomb', v(3, 1))).toBe('Throw a bomb to this tile')
	72	expect(targetLabel(lane, 'bomb', v(6, 1))).toBe('Fire an RPG bomb to this tile')
	73	const d = board(`
	74	######
	75	#P.7.#
	76	######`)
	77	d.powers.detonate = true
	78	expect(targetLabel(d, 'bomb', v(3, 1))).toBe('Set off the bomb on this tile')
	79	})
	80	it('each charge', () => {
	81	const s = room()
	82	s.charge = { kind: 'nuke', left: 1 }
	83	expect(targetLabel(s, 'charged', v(4, 3))).toBe('Place a Nuke bomb on this tile')
	84	s.charge = { kind: 'pierce', left: 1 }
	85	expect(targetLabel(s, 'charged', v(4, 3))).toBe('Place a Pierce bomb on this tile')
	86	s.charge = { kind: 'freeze', left: 1 }
	87	expect(targetLabel(s, 'charged', v(3, 3))).toBe('Freeze every enemy')
	88	s.charge = { kind: 'decoy', left: 1 }
	89	expect(targetLabel(s, 'charged', v(4, 3))).toContain('Put a decoy on this tile')
	90	s.charge = { kind: 'icbm', left: 1 }
	91	expect(targetLabel(s, 'charged', v(1, 3))).toContain('Launch an ICBM to this tile')
	92	s.charge = { kind: 'teleport', left: 1 }
	93	expect(targetLabel(s, 'charged', v(5, 4))).toBe('Teleport to this tile')
	94	})
	95	it('says so when it would cost a life', () => {
	96	// A bomb about to go off two tiles away: stepping next to it is deadly.
	97	const s = board(`
	98	#######
	99	#P.1..#
	100	#######`)
	101	expect(targetLabel(s, 'move', v(2, 1))).toContain('(costs a life!)')
	102	})
	103	it('a tile that means nothing says so', () => {
	104	expect(targetLabel(room(), 'move', v(1, 1))).toBe('Nothing to do here')
	105	})
	106	})
	107
	108	describe('the controller target label: oil', () => {
	109	it('a step or a run onto oil slides on', () => {
	110	const s = board(`
	111	#######
	112	#P~~~.#
	113	#######`)
	114	s.powers.run = true
	115	expect(targetLabel(s, 'move', v(2, 1))).toBe('Slide to the end of the oil')
	116	expect(targetLabel(s, 'move', v(3, 1))).toBe('Slide to the end of the oil')
	117	// A lone oil tile has nowhere to slide on to.
	118	const one = board(`
	119	######
	120	#P~.##
	121	######`)
	122	expect(targetLabel(one, 'move', v(2, 1))).toBe('Move to this tile')
	123	})
	124	})