import { describe, it, expect } from 'vitest';
import { buildEnvelope } from '../src/lib/envelope';

const base = {
  source: { uri: 'github:o/r@a.md', content_hash: 'abc' },
  extractor: { model: 'local-harvest', tier: 'shallow' as const },
  triplets: [{ subject: 'A', predicate: 'p', object: 'B', predicate_embed: true }],
};

describe('buildEnvelope', () => {
  it('組合法 envelope（含向量化打標欄位）', () => {
    const env = buildEnvelope({
      ...base,
      nodes: [{ name: 'A', gloss: 'a', aliases: ['a2'], embed: true, id: 'A' }],
    });
    expect(env.source.uri).toBe('github:o/r@a.md');
    expect(env.nodes?.[0].embed).toBe(true);
    expect(env.nodes?.[0].id).toBe('A');
    expect(env.triplets[0].predicate_embed).toBe(true);
  });

  it('node 帶禁送欄位（bridge_score）→ strict throw（本地提早攔，不等 graph 422）', () => {
    expect(() => buildEnvelope({ ...base, nodes: [{ name: 'A', embed: true }] })).not.toThrow();
    expect(() =>
      buildEnvelope({ ...base, nodes: [{ name: 'A', bridge_score: 0.5 } as any] }),
    ).toThrow();
  });

  it('node 帶 graph 領域 record id（非去重 id）以外的禁送鍵 → strict throw', () => {
    // 契約允許 nodes[].id（去重鍵）；但 clusters 是 graph 領域 → strict 擋。
    expect(() => buildEnvelope({ ...base, nodes: [{ name: 'A', id: 'A', embed: true }] })).not.toThrow();
    expect(() => buildEnvelope({ ...base, nodes: [{ name: 'A', clusters: ['c'] } as any] })).toThrow();
  });

  it('禁送邊上 entity_type → strict throw', () => {
    expect(() =>
      buildEnvelope({
        ...base,
        triplets: [{ subject: 'A', predicate: 'p', object: 'B', subject_entity_type: 'person' } as any],
      }),
    ).toThrow();
  });

  it('無 triplets → throw（契約 min 1）', () => {
    expect(() => buildEnvelope({ ...base, triplets: [] })).toThrow();
  });
});