UHD_Media_Tool/packages/db/test/schema.test.ts

import { readFileSync } from "node:fs";
import { Kysely, PostgresDialect, sql } from "kysely";
import { NO_MIGRATIONS } from "kysely/migration";
import pg from "pg";
import { afterAll, beforeAll, describe, expect, it } from "vitest";
import { formatWithBiome, generateTypesSource, TYPES_FILE } from "../scripts/gen-types-lib";
import { createMigrator, type DB, migrateToLatest } from "../src";

// 对真实 PG(默认开发库 55433)跑迁移往返;每次测试用独立 schema,互不干扰且不碰 public。
// 无数据库环境可设 UMT_SKIP_DB_TESTS=1 跳过(CI 默认要求数据库可用)。
const url = process.env.DATABASE_URL ?? "postgres://umt:umt@localhost:55433/umt";
const skip = process.env.UMT_SKIP_DB_TESTS === "1";
const schema = `umt_test_${process.pid}_${Date.now().toString(36)}`;

const EXPECTED_TABLES = [
  // 底座(0001/0002)
  "settings",
  "api_key",
  "audit_event",
  "outbox_event",
  "secret",
  // 实例
  "library_root",
  "downloader_instance",
  "media_server_instance",
  "path_mapping",
  // 内容 / 身份
  "media_entity",
  "content_unit",
  "title_alias",
  "external_identity",
  "identity_revision",
  // 来源
  "site",
  "site_account",
  "feed_source",
  "source_release",
  "observation",
  // 文件
  "media_asset",
  "asset_unit_coverage",
  "asset_location",
  "path_binding",
  // 规则
  "policy_revision",
  "subscription",
  "acquisition_slot",
  "preference_tag",
  "preference_suppression",
  // 执行
  "task",
  "acquisition_plan",
  "download_task",
  "asset_operation",
  // 人工/AI
  "agent_run",
  "artifact",
  "decision",
  "approval",
  "automation_grant",
  // 运维 / 整理
  "reconcile_run",
  "server_mapping",
  "organization_record",
  "organization_file_result",
].sort();

describe.skipIf(skip)("schema migrations (real PG)", () => {
  let admin: Kysely<unknown>;
  let db: Kysely<DB>;

  beforeAll(async () => {
    admin = new Kysely({ dialect: new PostgresDialect({ pool: new pg.Pool({ connectionString: url, max: 1 }) }) });
    await sql.raw(`create schema ${schema}`).execute(admin);
    db = new Kysely<DB>({
      dialect: new PostgresDialect({
        pool: new pg.Pool({ connectionString: url, max: 2, options: `-c search_path=${schema},public` }),
      }),
    });
    await migrateToLatest(db, { migrationTableSchema: schema });
  });

  afterAll(async () => {
    await db?.destroy();
    await sql.raw(`drop schema if exists ${schema} cascade`).execute(admin);
    await admin?.destroy();
  });

  const tables = async () =>
    (
      await sql<{ t: string }>`select table_name as t from information_schema.tables
        where table_schema = current_schema() and table_type = 'BASE TABLE' and table_name not like 'kysely_%'
        order by 1`.execute(db)
    ).rows.map((r) => r.t);

  it("建齐任务书 §3.1-2 全部表", async () => {
    expect(await tables()).toEqual(EXPECTED_TABLES);
  });

  it("src/types.ts 与迁移结果一致(无漂移)", async () => {
    const generated = formatWithBiome(await generateTypesSource(db));
    expect(generated).toBe(readFileSync(TYPES_FILE, "utf8"));
  });

  it("新实体表都有 uuid 主键默认值与 created_at/updated_at", async () => {
    const rows = (
      await sql<{ table_name: string; column_name: string; column_default: string | null }>`
        select table_name, column_name, column_default from information_schema.columns
         where table_schema = current_schema() and column_name in ('id', 'created_at', 'updated_at')`.execute(db)
    ).rows;
    for (const t of EXPECTED_TABLES.filter((x) => !["settings", "audit_event", "outbox_event"].includes(x))) {
      const cols = rows.filter((r) => r.table_name === t);
      expect(cols.map((c) => c.column_name).sort(), t).toEqual(["created_at", "id", "updated_at"]);
      expect(cols.find((c) => c.column_name === "id")?.column_default, t).toBe("gen_random_uuid()");
    }
  });

  it("updated_at 触发器与 CHECK 状态约束", async () => {
    const e = await db
      .insertInto("media_entity")
      .values({ kind: "movie", title: "沙丘2", year: 2024 })
      .returningAll()
      .executeTakeFirstOrThrow();
    await sql`select pg_sleep(0.01)`.execute(db);
    const u = await db
      .updateTable("media_entity")
      .set({ title: "沙丘:第二部" })
      .where("id", "=", e.id)
      .returningAll()
      .executeTakeFirstOrThrow();
    expect(u.updated_at.getTime()).toBeGreaterThanOrEqual(e.updated_at.getTime());
    await expect(
      sql`insert into acquisition_slot (media_entity_id, name, status) values (${e.id}, 'x', 'bogus')`.execute(db),
    ).rejects.toThrow(/check constraint/);
  });

  it("external_identity:accepted 唯一,候选可并存", async () => {
    const [a, b] = await db
      .insertInto("media_entity")
      .values([
        { kind: "movie", title: "A" },
        { kind: "movie", title: "B" },
      ])
      .returning("id")
      .execute();
    const base = { provider: "tmdb", entity_type: "movie" as const, external_id: "693134" };
    await db
      .insertInto("external_identity")
      .values([
        { ...base, media_entity_id: a!.id, status: "proposed" },
        { ...base, media_entity_id: b!.id, status: "proposed" },
        { ...base, media_entity_id: a!.id, status: "accepted" },
        { ...base, entity_type: "tv", media_entity_id: b!.id, status: "accepted" },
      ])
      .execute();
    await expect(
      db
        .insertInto("external_identity")
        .values({ ...base, media_entity_id: b!.id, status: "accepted" })
        .execute(),
    ).rejects.toThrow(/external_identity_accepted_key/);
  });

  it("source_release / observation / download_task / Slot 预留 唯一约束", async () => {
    const site = await db
      .insertInto("site")
      .values({ key: "audiences", name: "观众", adapter: "nexusphp", base_url: "https://example.invalid" })
      .returning("id")
      .executeTakeFirstOrThrow();
    const rel = await db
      .insertInto("source_release")
      .values({ site_id: site.id, site_release_id: "123", title: "Dune.Part.Two.2024.2160p" })
      .returning("id")
      .executeTakeFirstOrThrow();
    await expect(
      db.insertInto("source_release").values({ site_id: site.id, site_release_id: "123", title: "dup" }).execute(),
    ).rejects.toThrow(/source_release_site_release_key/);

    const feed = await db
      .insertInto("feed_source")
      .values({ site_id: site.id, name: "电影", url_display: "https://example.invalid/rss?passkey=[REDACTED]" })
      .returning("id")
      .executeTakeFirstOrThrow();
    const obs = { feed_id: feed.id, guid: "g1", content_digest: "d1", title: "t" };
    await db.insertInto("observation").values(obs).execute();
    await expect(db.insertInto("observation").values(obs).execute()).rejects.toThrow(/observation_feed_guid_key/);

    const qb = await db
      .insertInto("downloader_instance")
      .values({ name: "qb1", base_url: "http://qb.invalid" })
      .returning("id")
      .executeTakeFirstOrThrow();
    const dt = { instance_id: qb.id, torrent_hash: "a".repeat(40), name: "x" };
    await db.insertInto("download_task").values(dt).execute();
    await expect(db.insertInto("download_task").values(dt).execute()).rejects.toThrow(
      /download_task_instance_hash_key/,
    );

    const ent = await db
      .insertInto("media_entity")
      .values({ kind: "movie", title: "C" })
      .returning("id")
      .executeTakeFirstOrThrow();
    const slot = await db
      .insertInto("acquisition_slot")
      .values({ media_entity_id: ent.id, name: "archival" })
      .returning("id")
      .executeTakeFirstOrThrow();
    await expect(
      db.insertInto("acquisition_slot").values({ media_entity_id: ent.id, name: "archival" }).execute(),
    ).rejects.toThrow(/acquisition_slot_target_key/);
    const plan = (k: string) => ({
      slot_id: slot.id,
      source_release_id: rel.id,
      status: "reserved" as const,
      payload_hash: "h",
      idempotency_key: k,
    });
    await db.insertInto("acquisition_plan").values(plan("k1")).execute();
    await expect(db.insertInto("acquisition_plan").values(plan("k2")).execute()).rejects.toThrow(
      /acquisition_plan_slot_active_key/,
    );
  });

  it("path_binding:同作品同季只能有一个 active 绑定", async () => {
    const root = await db
      .insertInto("library_root")
      .values({ name: "movies", local_path: "/media/movies" })
      .returning("id")
      .executeTakeFirstOrThrow();
    const ent = await db
      .insertInto("media_entity")
      .values({ kind: "series", title: "S" })
      .returning("id")
      .executeTakeFirstOrThrow();
    const b = { media_entity_id: ent.id, library_root_id: root.id, binding_kind: "entity" as const };
    await db
      .insertInto("path_binding")
      .values({ ...b, relative_path: "S (2023)" })
      .execute();
    await expect(
      db
        .insertInto("path_binding")
        .values({ ...b, relative_path: "S2 (2023)" })
        .execute(),
    ).rejects.toThrow(/path_binding_active_key/);
    await db
      .insertInto("path_binding")
      .values({ ...b, relative_path: "S2 (2023)", status: "conflict" })
      .execute();
  });

  it("organization_record.change_seq 随更新与文件明细变化递增", async () => {
    const rec = await db
      .insertInto("organization_record")
      .values({ trigger: "auto", actor_type: "system", action: "copy" })
      .returningAll()
      .executeTakeFirstOrThrow();
    const upd = await db
      .updateTable("organization_record")
      .set({ status: "running" })
      .where("id", "=", rec.id)
      .returning("change_seq")
      .executeTakeFirstOrThrow();
    expect(upd.change_seq).toBeGreaterThan(rec.change_seq);
    await db
      .insertInto("organization_file_result")
      .values({ organization_record_id: rec.id, mode: "copy", source_path: "/downloads/a.mkv" })
      .execute();
    const after = await db
      .selectFrom("organization_record")
      .select("change_seq")
      .where("id", "=", rec.id)
      .executeTakeFirstOrThrow();
    expect(after.change_seq).toBeGreaterThan(upd.change_seq);
    expect(typeof after.change_seq).toBe("number");
  });

  it("title_alias 上有 gin trgm 索引,可模糊召回", async () => {
    const ent = await db
      .insertInto("media_entity")
      .values({ kind: "series", title: "最后生还者" })
      .returning("id")
      .executeTakeFirstOrThrow();
    await db
      .insertInto("title_alias")
      .values({ media_entity_id: ent.id, alias: "The Last of Us", normalized: "the last of us", source: "tmdb" })
      .execute();
    const hit = await sql<{ id: string }>`select media_entity_id as id from title_alias
      where normalized % ${"last of us"}`.execute(db);
    expect(hit.rows.map((r) => r.id)).toContain(ent.id);
  });

  it("迁移可完整 down 再 up(往返)", async () => {
    const migrator = createMigrator(db, { migrationTableSchema: schema });
    const down = await migrator.migrateTo(NO_MIGRATIONS);
    expect(down.error).toBeUndefined();
    expect(await tables()).toEqual([]);
    const up = await migrator.migrateToLatest();
    expect(up.error).toBeUndefined();
    expect(await tables()).toEqual(EXPECTED_TABLES);
  });
});