import { describe, expect, it } from "vitest";
import {
  WOW335_HUNTER_PET_HAPPINESS_LEVEL_SIZE,
  wow335HunterPetAutoAttackDamageMultiplier,
  wow335HunterPetHappinessState,
} from "./wow335HunterPetHappinessRuntime";

describe("WoW 3.3.5 Hunter pet happiness damage profile", () => {
  it("uses exact unhappy/content/happy threshold boundaries", () => {
    expect(WOW335_HUNTER_PET_HAPPINESS_LEVEL_SIZE).toBe(333_000);
    expect(wow335HunterPetHappinessState(0)).toBe("unhappy");
    expect(wow335HunterPetHappinessState(332_999)).toBe("unhappy");
    expect(wow335HunterPetHappinessState(333_000)).toBe("content");
    expect(wow335HunterPetHappinessState(665_999)).toBe("content");
    expect(wow335HunterPetHappinessState(666_000)).toBe("happy");
  });

  it("applies the stock 75% / 100% / 125% base auto-attack multipliers", () => {
    expect(wow335HunterPetAutoAttackDamageMultiplier(100_000)).toBe(0.75);
    expect(wow335HunterPetAutoAttackDamageMultiplier(500_000)).toBe(1);
    expect(wow335HunterPetAutoAttackDamageMultiplier(900_000)).toBe(1.25);
  });

  it("handles invalid power values as zero happiness without producing non-finite multipliers", () => {
    for (const value of [Number.NaN, Number.POSITIVE_INFINITY, Number.NEGATIVE_INFINITY, -1]) {
      expect(wow335HunterPetHappinessState(value)).toBe("unhappy");
      expect(wow335HunterPetAutoAttackDamageMultiplier(value)).toBe(0.75);
    }
  });
});