import { describe, expect, it } from "vitest";

import {
  SEVERITIES,
  compareSeverity,
  maxSeverity,
  severityLevel,
  severitySchema,
  sortBySeverity,
} from "../severity.js";

describe("severity helpers", () => {
  it("keeps the canonical four-level vocabulary", () => {
    expect(SEVERITIES).toEqual(["critical", "serious", "moderate", "minor"]);
    expect(severitySchema.safeParse("warning").success).toBe(false);
  });

  it("derives two-level CI/editor level from severity", () => {
    expect(severityLevel("critical")).toBe("error");
    expect(severityLevel("serious")).toBe("error");
    expect(severityLevel("moderate")).toBe("warn");
    expect(severityLevel("minor")).toBe("warn");
  });

  it("compares and sorts from most severe to least severe", () => {
    expect(compareSeverity("critical", "minor")).toBeLessThan(0);
    expect(maxSeverity("moderate", "serious")).toBe("serious");
    expect(sortBySeverity(["minor", "critical", "moderate"], (item) => item)).toEqual([
      "critical",
      "moderate",
      "minor",
    ]);
  });
});