'use strict';

/** The withdrawal record — spec: specs/read-integrity-harness.md §6. */

const wv = require('../../src/services/model/withdrawnVerdicts');

describe('withdrawnVerdicts', () => {
  it('records BOTH hits PROVES as withdrawn', () => {
    expect(wv.isWithdrawn('mlb', 'hits', 'defense_by_direction')).toBe(true);
    expect(wv.isWithdrawn('mlb', 'hits', 'pitcher_contact_profile')).toBe(true);
  });

  it('does not withdraw a factor that was never proven', () => {
    // platoon_severity never returned PROVES (n=452 < 500). Withdrawing it would
    // imply it once stood, which is its own falsehood.
    expect(wv.isWithdrawn('mlb', 'hits', 'platoon_severity')).toBe(false);
    expect(wv.isWithdrawn('mlb', 'hits', 'park_hits')).toBe(false);
  });

  it('is scoped per stat — a hits withdrawal says nothing about total_bases', () => {
    expect(wv.isWithdrawn('mlb', 'total_bases', 'defense_by_direction')).toBe(false);
  });

  it('APPENDS rather than replaces: the original verdict and evidence survive', () => {
    for (const w of wv.WITHDRAWALS) {
      expect(w.original_verdict).toBe('PROVES');
      expect(w.original_evidence.n).toBeGreaterThan(0);
      expect(Array.isArray(w.original_evidence.ci)).toBe(true);
    }
  });

  it('every withdrawal carries a measured cause and implicated readers', () => {
    for (const w of wv.WITHDRAWALS) {
      expect(w.cause).toMatch(/unordered-pagination/);
      expect(w.cause).toMatch(/2026-08-09/);
      expect(w.readers_implicated.length).toBeGreaterThan(0);
      expect(w.status).toBe(wv.STATUS.WITHDRAWN_PENDING_REAUDIT);
    }
  });

  it('names the eligibility arithmetic for defense_by_direction AS arithmetic', () => {
    const d = wv.WITHDRAWALS.find((w) => w.factor === 'defense_by_direction');
    expect(d.eligibility_note).toMatch(/422/);
    expect(d.eligibility_note).toMatch(/not a re-measurement/);
  });

  it('records the honesty gap: both are STILL SERVED despite withdrawal', () => {
    const served = wv.servedButWithdrawn();
    expect(served).toHaveLength(2);
    for (const w of served) expect(w.still_served_note).toMatch(/hitsFactors/);
  });

  it('states a reinstatement path that requires a measured clean read', () => {
    for (const w of wv.WITHDRAWALS) expect(w.reinstatement).toMatch(/readIntegrity/);
  });

  it('is frozen — a withdrawal must not be mutated in place', () => {
    expect(Object.isFrozen(wv.WITHDRAWALS)).toBe(true);
    for (const w of wv.WITHDRAWALS) expect(Object.isFrozen(w)).toBe(true);
  });

  it('withdrawalsFor filters by sport and stat', () => {
    expect(wv.withdrawalsFor('mlb', 'hits')).toHaveLength(2);
    expect(wv.withdrawalsFor('mlb', 'runs')).toHaveLength(0);
    expect(wv.withdrawalsFor('mlb')).toHaveLength(2);
  });
});