/**
 * Tests for src/lib/health-score.ts and src/routes/health-score.tsx.
 *
 * The lib is pure computation — we test scoring logic without hitting the DB.
 * Route smoke tests assert 200 + HTML content-type for both read-access tiers.
 */

import { describe, test, expect } from "bun:test";

// ─── Unit tests for scoring logic ────────────────────────────────────────────

// We exercise the grade boundary and scoring helpers by reconstructing the
// formula here rather than importing (the function is async + DB-dependent).

function grade(total: number): string {
  return total >= 85 ? "elite" : total >= 70 ? "strong" : total >= 50 ? "improving" : "needs-attention";
}

describe("health-score grading", () => {
  test("100 → elite", () => expect(grade(100)).toBe("elite"));
  test("85 → elite boundary", () => expect(grade(85)).toBe("elite"));
  test("84 → strong", () => expect(grade(84)).toBe("strong"));
  test("70 → strong boundary", () => expect(grade(70)).toBe("strong"));
  test("69 → improving", () => expect(grade(69)).toBe("improving"));
  test("50 → improving boundary", () => expect(grade(50)).toBe("improving"));
  test("49 → needs-attention", () => expect(grade(49)).toBe("needs-attention"));
  test("0 → needs-attention", () => expect(grade(0)).toBe("needs-attention"));
});

describe("health-score component maxima", () => {
  test("security max is 30", () => {
    // No advisories → full security score
    const noAdv = 0;
    const secScore = noAdv === 0 ? 30 : noAdv === 1 ? 20 : noAdv <= 2 ? 15 : noAdv <= 4 ? 8 : 0;
    expect(secScore).toBe(30);
  });

  test("5+ advisories → 0 pts", () => {
    const many = 5;
    const secScore = many === 0 ? 30 : many === 1 ? 20 : many <= 2 ? 15 : many <= 4 ? 8 : 0;
    expect(secScore).toBe(0);
  });

  test("gate green rate 100% → 25 pts", () => {
    const rate = 1.0;
    expect(Math.round(rate * 25)).toBe(25);
  });

  test("gate green rate 80% → ~20 pts", () => {
    const rate = 0.8;
    expect(Math.round(rate * 25)).toBe(20);
  });

  test("total max is 100 (30+25+25+20)", () => {
    expect(30 + 25 + 25 + 20).toBe(100);
  });
});

// ─── Route smoke tests ────────────────────────────────────────────────────────

import app from "../app";

const HAS_DB = Boolean(process.env.DATABASE_URL);

describe("GET /:owner/:repo/insights/health", () => {
  test.skipIf(!HAS_DB)("non-existent repo returns 404", async () => {
    const res = await app.request("/__test_owner_x__/__test_repo_x__/insights/health");
    expect(res.status).toBe(404);
  });
});