import * as NodeServices from "@effect/platform-node/NodeServices";import { describe, expect, it } from "@effect/vitest";import * as NodeSqliteClient from "@t3tools/shared/nodeSqliteClient";import * as Effect from "effect/Effect";import * as FileSystem from "effect/FileSystem";import * as Path from "effect/Path";import * as Scope from "effect/Scope";import * as SqlClient from "effect/unstable/sql/SqlClient"; import { snapshotCookieDatabase } from "./CookieDatabase.ts"; const runNode = <A, E>(  effect: Effect.Effect<A, E, FileSystem.FileSystem | Path.Path | Scope.Scope>,) => effect.pipe(Effect.provide(NodeServices.layer), Effect.scoped); describe("snapshotCookieDatabase", () => {  it.effect("includes committed WAL data in one consistent database", () =>    runNode(      Effect.gen(function* () {        const fileSystem = yield* FileSystem.FileSystem;        const path = yield* Path.Path;        const sourceDirectory = yield* fileSystem.makeTempDirectoryScoped({          prefix: "t3code-cookie-source-",        });        const source = path.join(sourceDirectory, "Cookies");        const snapshot = yield* Effect.gen(function* () {          const sql = yield* SqlClient.SqlClient;          yield* sql`PRAGMA journal_mode = WAL`;          yield* sql`PRAGMA wal_autocheckpoint = 0`;          yield* sql`CREATE TABLE cookies(name TEXT NOT NULL)`;          yield* sql`INSERT INTO cookies(name) VALUES (${"committed-in-wal"})`;          expect(yield* fileSystem.exists(`${source}-wal`)).toBe(true);          return yield* snapshotCookieDatabase(source);        }).pipe(Effect.provide(NodeSqliteClient.layer({ filename: source })));        const rows = yield* Effect.gen(function* () {          const sql = yield* SqlClient.SqlClient;          return yield* sql<{ readonly name: string }>`SELECT name FROM cookies`;        }).pipe(Effect.provide(NodeSqliteClient.layer({ filename: snapshot, readonly: true })));        expect(rows).toEqual([{ name: "committed-in-wal" }]);      }),    ),  );   it.effect("propagates snapshot failures and removes its temporary directory", () =>    runNode(      Effect.gen(function* () {        const fileSystem = yield* FileSystem.FileSystem;        const path = yield* Path.Path;        const sourceDirectory = yield* fileSystem.makeTempDirectoryScoped({          prefix: "t3code-cookie-invalid-source-",        });        const source = path.join(sourceDirectory, "Cookies");        yield* fileSystem.writeFileString(source, "not a sqlite database");        const prefix = `t3code-cookie-failed-${process.pid}-`;        const error = yield* snapshotCookieDatabase(source, prefix).pipe(          Effect.scoped,          Effect.flip,        );        expect(error._tag).toBe("SqlError");        const temporaryEntries = yield* fileSystem.readDirectory(path.dirname(sourceDirectory));        expect(temporaryEntries.some((entry) => entry.startsWith(prefix))).toBe(false);      }),    ),  );   it.effect("removes a successful snapshot when its scope closes", () =>    runNode(      Effect.gen(function* () {        const fileSystem = yield* FileSystem.FileSystem;        const path = yield* Path.Path;        const sourceDirectory = yield* fileSystem.makeTempDirectoryScoped({          prefix: "t3code-cookie-cleanup-source-",        });        const source = path.join(sourceDirectory, "Cookies");        yield* Effect.gen(function* () {          const sql = yield* SqlClient.SqlClient;          yield* sql`CREATE TABLE cookies(name TEXT NOT NULL)`;        }).pipe(Effect.provide(NodeSqliteClient.layer({ filename: source })));        const snapshot = yield* snapshotCookieDatabase(source).pipe(Effect.scoped);        expect(yield* fileSystem.exists(snapshot)).toBe(false);      }),    ),  );});