import { describe, expect, it } from 'vitest';
import {
  pingCastleSeverityFromPoints,
  PINGCASTLE_SEVERITY_FROM_POINTS_RULE_ID,
  PINGCASTLE_SEVERITY_FROM_POINTS_RULE_VERSION
} from '../../src/profiles/pingcastle/pingcastle-severity';

describe('PingCastle severity-from-points derivation', () => {
  it('maps the documented threshold boundaries to canonical severities', () => {
    expect(pingCastleSeverityFromPoints(0)).toBe('info');
    expect(pingCastleSeverityFromPoints(1)).toBe('low');
    expect(pingCastleSeverityFromPoints(10)).toBe('low');
    expect(pingCastleSeverityFromPoints(11)).toBe('medium');
    expect(pingCastleSeverityFromPoints(30)).toBe('medium');
    expect(pingCastleSeverityFromPoints(31)).toBe('high');
    expect(pingCastleSeverityFromPoints(50)).toBe('high');
  });

  it('never derives critical and falls back to unknown for invalid input', () => {
    expect(pingCastleSeverityFromPoints(100)).toBe('high');
    expect(pingCastleSeverityFromPoints(-1)).toBe('unknown');
    expect(pingCastleSeverityFromPoints(Number.NaN)).toBe('unknown');
  });

  it('carries a stable, versioned rule identity for provenance', () => {
    expect(PINGCASTLE_SEVERITY_FROM_POINTS_RULE_ID).toBe('pingcastle-severity-from-points');
    expect(PINGCASTLE_SEVERITY_FROM_POINTS_RULE_VERSION).toBe('1.0.0');
  });
});