import { describe, expect, it } from "vitest";
import { loadCanonicalBenchmarkBuilds } from "./benchmarkBuilds";
import { runCombatBenchmark } from "./benchmarkRunner";
import { benchmarkScenarioById } from "./benchmarkScenarios";

describe("combat benchmark runner", () => {
  it("replays the authoritative player path deterministically", async () => {
    const [build] = await loadCanonicalBenchmarkBuilds(60, ["mage"]);
    const scenario = benchmarkScenarioById("damage-single-burst")!;
    const options = { seed: 42, durationScale: 0.12 } as const;

    const first = await runCombatBenchmark(build, scenario, options);
    const second = await runCombatBenchmark(build, scenario, options);

    expect(second).toEqual(first);
    expect(first.validation).toEqual({ valid: true, reasons: [] });
    expect(first.metrics.effectiveDamage).toBeGreaterThan(0);
    expect(first.metrics.priorityTargetDamage).toBe(first.metrics.effectiveDamage);
    expect(first.metrics.castsCompleted).toBeGreaterThan(0);
    expect(first.eventCounts.damage).toBeGreaterThan(0);
  }, 60_000);

  it("treats avoided reference attacks as valid tank pressure", async () => {
    const [build] = await loadCanonicalBenchmarkBuilds(60, ["guardian"]);
    const scenario = benchmarkScenarioById("tank-mixed-boss")!;

    const report = await runCombatBenchmark(build, scenario, { seed: 1, durationScale: 0.1 });

    expect(report.validation).toEqual({ valid: true, reasons: [] });
    expect(report.metrics.incomingAttacks).toBeGreaterThan(0);
    expect(report.metrics.avoidedAttacks).toBeGreaterThan(0);
    expect(report.metrics.avoidancePercent).toBeGreaterThan(0);
  }, 60_000);

  it("keeps benchmark bosses attacking through player hard control", async () => {
    const [build] = await loadCanonicalBenchmarkBuilds(60, ["starcaller"]);
    const scenario = benchmarkScenarioById("tank-mixed-boss")!;

    const report = await runCombatBenchmark(build, scenario, { seed: 1, durationScale: 0.1 });

    expect(report.validation).toEqual({ valid: true, reasons: [] });
    expect(report.metrics.incomingAttacks).toBeGreaterThan(0);
  }, 60_000);
});