137a18f4e7
vertical-slice.seed.ts and danger-rating.spec.ts had line-wrapping that no longer matched prettier's output, which a CI prettier --check would flag. Formatting only, no logic change.
75 lines
3.3 KiB
TypeScript
75 lines
3.3 KiB
TypeScript
import { calculateDangerRating, DangerRating } from './danger-rating';
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// Demo character seed stats (Task 3): baseAttack: 6, baseHp: 100, no armor.
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// power(character) = 6*4 + 0*2 + floor(100/5) = 24 + 0 + 20 = 44
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const CHARACTER = { attack: 6, armor: 0, hp: 100 };
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const CHARACTER_POWER = 44;
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describe('calculateDangerRating', () => {
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it('rates the seeded Aschenratte as MATCH', () => {
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// Aschenratte: attack 5, armor 0, maxHp 45
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// power(monster) = 5*4 + 0*2 + floor(45/5) = 20 + 0 + 9 = 29
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// ratio = 29 / 44 = 0.6590909... -> not < 0.65, and < 1.0 -> MATCH
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const monster = { attack: 5, armor: 0, hp: 45 };
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expect(calculateDangerRating(CHARACTER, monster)).toBe(DangerRating.MATCH);
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});
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it('rates the seeded Straßenräuber as STRONG', () => {
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// Straßenräuber: attack 9, armor 5, maxHp 75
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// power(monster) = 9*4 + 5*2 + floor(75/5) = 36 + 10 + 15 = 61
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// ratio = 61 / 44 = 1.3863636... -> not < 1.0, and < 1.7 -> STRONG
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const monster = { attack: 9, armor: 5, hp: 75 };
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expect(calculateDangerRating(CHARACTER, monster)).toBe(DangerRating.STRONG);
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});
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it('rates a monster just below the WEAK/MATCH boundary as WEAK', () => {
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// Hand-picked monster: attack 4, armor 4, hp 20
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// power(monster) = 4*4 + 4*2 + floor(20/5) = 16 + 8 + 4 = 28
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// ratio = 28 / 44 = 0.6363636...
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// WEAK/MATCH boundary is ratio < 0.65, i.e. power < 0.65 * 44 = 28.6.
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// 28 is the largest integer power below that boundary -> WEAK.
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// (One power higher, 29, is the Aschenratte case above, which is MATCH.)
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const monster = { attack: 4, armor: 4, hp: 20 };
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expect(calculateDangerRating(CHARACTER, monster)).toBe(DangerRating.WEAK);
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});
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it('rates a monster just at the STRONG/VERY_DANGEROUS boundary as VERY_DANGEROUS', () => {
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// Hand-picked monster: attack 15, armor 5, hp 25
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// power(monster) = 15*4 + 5*2 + floor(25/5) = 60 + 10 + 5 = 75
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// ratio = 75 / 44 = 1.7045454...
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// STRONG/VERY_DANGEROUS boundary is ratio < 1.7, i.e. power < 1.7 * 44 = 74.8.
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// 75 is the smallest integer power at/above that boundary -> VERY_DANGEROUS.
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// (One power lower, 74, gives ratio 74/44 = 1.6818..., which is STRONG.)
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const monster = { attack: 15, armor: 5, hp: 25 };
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expect(calculateDangerRating(CHARACTER, monster)).toBe(
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DangerRating.VERY_DANGEROUS,
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);
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});
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it('rates a monster just at the VERY_DANGEROUS/DEADLY boundary as DEADLY', () => {
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// Hand-picked monster: attack 20, armor 10, hp 10
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// power(monster) = 20*4 + 10*2 + floor(10/5) = 80 + 20 + 2 = 102
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// ratio = 102 / 44 = 2.3181818...
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// VERY_DANGEROUS/DEADLY boundary is ratio < 2.3, i.e. power < 2.3 * 44 = 101.2.
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// 102 is the smallest integer power at/above that boundary -> DEADLY.
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// (One power lower, 101, gives ratio 101/44 = 2.2954..., which is VERY_DANGEROUS.)
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const monster = { attack: 20, armor: 10, hp: 10 };
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expect(calculateDangerRating(CHARACTER, monster)).toBe(DangerRating.DEADLY);
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});
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});
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// Sanity check that CHARACTER_POWER documented above matches the formula.
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describe('CHARACTER_POWER sanity check', () => {
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it('matches power(CHARACTER) as computed by the same formula', () => {
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const power =
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CHARACTER.attack * 4 + CHARACTER.armor * 2 + Math.floor(CHARACTER.hp / 5);
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expect(power).toBe(CHARACTER_POWER);
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});
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});
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