import { describe, it, expect } from 'vitest';
import { buildClassificationMap, buildDormancyMap } from './registry-to-classification-map.mjs';

function node(id, status, classificationTriggers) {
  return {
    id,
    status,
    triggers: classificationTriggers.map(c => ({ classification: c, weight: 1.0 })),
  };
}

const registry = {
  nodes: [
    node('#11', 'active',   ['refactor', 'cleanup']),
    node('#12', 'active',   ['refactor', 'cleanup']),
    node('#17', 'dormant',  ['refactor']),
    node('#44', 'deferred', ['feature']),
    node('#1',  'historic', ['analysis']),
    node('#19', 'active',   ['feature', 'planning']),
    node('#99', 'active',   []), // no classification triggers — ignored
  ],
};

describe('buildClassificationMap', () => {
  it('groups active nodes by classification', () => {
    const map = buildClassificationMap(registry);
    expect(map.refactor.sort()).toEqual(['#11', '#12']);
    expect(map.feature).toEqual(['#19']);
    expect(map.planning).toEqual(['#19']);
    expect(map.cleanup.sort()).toEqual(['#11', '#12']);
  });

  it('excludes dormant nodes', () => {
    const map = buildClassificationMap(registry);
    expect(map.refactor).not.toContain('#17');
  });

  it('excludes deferred nodes', () => {
    const map = buildClassificationMap(registry);
    expect(map.feature || []).not.toContain('#44');
  });

  it('excludes historic nodes', () => {
    const map = buildClassificationMap(registry);
    expect(map.analysis).toBeUndefined();
  });

  it('ignores nodes with no classification triggers', () => {
    const map = buildClassificationMap(registry);
    expect(Object.values(map).flat()).not.toContain('#99');
  });

  it('returns an empty object on an empty registry', () => {
    expect(buildClassificationMap({ nodes: [] })).toEqual({});
  });
});

describe('buildDormancyMap', () => {
  it('marks dormant nodes true', () => {
    const dorm = buildDormancyMap(registry);
    expect(dorm['#17']).toBe(true);
  });

  it('marks deferred nodes true', () => {
    const dorm = buildDormancyMap(registry);
    expect(dorm['#44']).toBe(true);
  });

  it('marks historic nodes true', () => {
    const dorm = buildDormancyMap(registry);
    expect(dorm['#1']).toBe(true);
  });

  it('marks active nodes false', () => {
    const dorm = buildDormancyMap(registry);
    expect(dorm['#11']).toBe(false);
    expect(dorm['#19']).toBe(false);
  });
});