import { describe, expect, it } from "vitest";
import type { DamageCoreParams } from "./calculateDamageCore";
import { calculateDamageCore } from "./calculateDamageCore";
describe("calculateDamageCore", () => {
describe("基本機能", () => {
it("基本的なダメージ計算", () => {
const params: DamageCoreParams = {
move: {
type: "ノーマル",
power: 100,
isPhysical: true,
},
attacker: {
level: 50,
attackStat: 100,
types: ["ノーマル"],
},
defender: {
defenseStat: 100,
types: ["ノーマル"],
},
options: {},
};
const result = calculateDamageCore(params);
expect(result).toHaveLength(16);
expect(result[0]).toBe(58); // タイプ一致1.5倍
expect(result[15]).toBe(69);
});
it("タイプ相性を考慮", () => {
const params: DamageCoreParams = {
move: {
type: "かくとう",
power: 100,
isPhysical: true,
},
attacker: {
level: 50,
attackStat: 100,
},
defender: {
defenseStat: 100,
types: ["ノーマル"],
},
options: {},
};
const result = calculateDamageCore(params);
expect(result[0]).toBe(78); // タイプ相性2倍
});
it("天候効果を適用", () => {
const params: DamageCoreParams = {
move: {
type: "ほのお",
power: 100,
isPhysical: false,
},
attacker: {
level: 50,
attackStat: 100,
},
defender: {
defenseStat: 100,
types: ["くさ"],
},
options: {
weather: "はれ",
},
};
const result = calculateDamageCore(params);
expect(result[0]).toBe(117); // タイプ相性2倍 × 天候1.5倍
});
it("じばく・だいばくはつの防御半減処理", () => {
const params: DamageCoreParams = {
move: {
name: "じばく",
type: "ノーマル",
power: 200,
isPhysical: true,
},
attacker: {
level: 50,
attackStat: 100,
types: ["ノーマル"],
},
defender: {
defenseStat: 100,
types: ["いわ"],
},
options: {},
};
const result = calculateDamageCore(params);
expect(result[0]).toBe(113); // 防御半減、タイプ一致1.5倍、タイプ相性0.5倍
});
it("じゅうでん効果を適用", () => {
const params: DamageCoreParams = {
move: {
type: "でんき",
power: 100,
isPhysical: false,
},
attacker: {
level: 50,
attackStat: 100,
},
defender: {
defenseStat: 100,
types: ["みず"],
},
options: {
charge: true,
},
};
const result = calculateDamageCore(params);
expect(result[0]).toBe(156); // タイプ相性2倍 × じゅうでん2倍
});
it("ひかりのかべ・リフレクター効果を適用", () => {
const params: DamageCoreParams = {
move: {
type: "かくとう",
power: 100,
isPhysical: true,
},
attacker: {
level: 50,
attackStat: 100,
},
defender: {
defenseStat: 100,
types: ["ノーマル"],
},
options: {
reflect: true,
},
};
const result = calculateDamageCore(params);
expect(result[0]).toBe(39); // タイプ相性2倍 × リフレクター0.5倍
});
it("どろあそび・みずあそび効果を適用", () => {
const params: DamageCoreParams = {
move: {
type: "でんき",
power: 100,
isPhysical: false,
},
attacker: {
level: 50,
attackStat: 100,
},
defender: {
defenseStat: 100,
types: ["ノーマル"],
},
options: {
mudSport: true,
},
};
const result = calculateDamageCore(params);
expect(result[0]).toBe(19); // どろあそび0.5倍
});
it("とくせい効果を適用", () => {
const params: DamageCoreParams = {
move: {
type: "みず",
power: 100,
isPhysical: false,
},
attacker: {
level: 50,
attackStat: 100,
ability: { name: "げきりゅう", description: "" },
abilityActive: true,
},
defender: {
defenseStat: 100,
types: ["ほのお"],
},
options: {},
};
const result = calculateDamageCore(params);
expect(result[0]).toBe(117); // タイプ相性2倍 × げきりゅう1.5倍
});
it("すべての効果を組み合わせた計算", () => {
const params: DamageCoreParams = {
move: {
type: "みず",
power: 100,
isPhysical: false,
},
attacker: {
level: 50,
attackStat: 100,
types: ["みず"],
ability: { name: "げきりゅう", description: "" },
abilityActive: true,
},
defender: {
defenseStat: 100,
types: ["ほのお"],
ability: { name: "あついしぼう", description: "" },
abilityActive: false,
},
options: {
weather: "あめ",
lightScreen: false,
},
};
const result = calculateDamageCore(params);
// タイプ一致1.5倍 × タイプ相性2倍 × 天候1.5倍 × げきりゅう1.5倍
expect(result[0]).toBe(263);
});
});
describe("天候効果の境界ケース", () => {
it("あめ天候時にほのおタイプの技のダメージが半減する", () => {
const params: DamageCoreParams = {
move: {
type: "ほのお",
power: 100,
isPhysical: false,
},
attacker: {
level: 50,
attackStat: 100,
},
defender: {
defenseStat: 100,
types: ["くさ"],
},
options: {
weather: "あめ",
},
};
const result = calculateDamageCore(params);
// タイプ相性2倍 × 天候0.5倍
expect(result[0]).toBe(39);
});
});
describe("場の効果の境界ケース", () => {
it("みずあそび時にほのおタイプの技のダメージが半減する", () => {
const params: DamageCoreParams = {
move: {
type: "ほのお",
power: 100,
isPhysical: false,
},
attacker: {
level: 50,
attackStat: 100,
},
defender: {
defenseStat: 100,
types: ["くさ"],
},
options: {
waterSport: true,
},
};
const result = calculateDamageCore(params);
// タイプ相性2倍 × みずあそび0.5倍
expect(result[0]).toBe(39);
});
it("ひかりのかべが特殊技に効果を発揮する", () => {
const params: DamageCoreParams = {
move: {
type: "エスパー",
power: 100,
isPhysical: false,
},
attacker: {
level: 50,
attackStat: 100,
},
defender: {
defenseStat: 100,
types: ["かくとう"],
},
options: {
lightScreen: true,
},
};
const result = calculateDamageCore(params);
// タイプ相性2倍 × ひかりのかべ0.5倍
expect(result[0]).toBe(39);
});
});
describe("最小ダメージ保証", () => {
it("計算結果が0以下でも最小1ダメージが保証される", () => {
const params: DamageCoreParams = {
move: {
type: "ノーマル",
power: 1,
isPhysical: true,
},
attacker: {
level: 1,
attackStat: 1,
},
defender: {
defenseStat: 999,
types: ["はがね"],
ability: { name: "がんじょう", description: "" },
abilityActive: true,
},
options: {},
};
const result = calculateDamageCore(params);
// すべてのダメージが最小1になることを確認
result.forEach((damage) => {
expect(damage).toBeGreaterThanOrEqual(1);
});
});
});
});
