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prefer type-only imports in testing utilities

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This commit is contained in:
Hazelnoot 2025-11-09 00:51:34 -05:00
parent e7015d4f8e
commit b013649a41
8 changed files with 27 additions and 25 deletions
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13
packages/backend/test/misc/FakeRedis.ts
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@ -3,7 +3,8 @@
* SPDX-License-Identifier: AGPL-3.0-only
*/
import * as Redis from 'ioredis';
import { Redis as RedisConstructor } from 'ioredis';
import type * as Redis from 'ioredis';
export type RedisKey = Redis.RedisKey;
export type RedisString = Buffer | string;
@ -14,7 +15,7 @@ export type RedisCallback<T = unknown> = Redis.Callback<T>;
export type Ok = 'OK';
export const ok = 'OK' as const;
export type FakeRedis = Redis.Redis;
export type FakeRedis = RedisConstructor;
export interface FakeRedisConstructor {
new (): FakeRedis;
}
@ -25,7 +26,7 @@ export interface FakeRedisConstructor {
export const FakeRedis: FakeRedisConstructor = createFakeRedis();
function createFakeRedis(): FakeRedisConstructor {
class FakeRedis implements Partial<Redis.Redis> {
class FakeRedis implements Partial<RedisConstructor> {
async connect(callback?: RedisCallback<void>): Promise<void> {
// no-op
callback?.(null);
@ -71,8 +72,8 @@ function createFakeRedis(): FakeRedisConstructor {
}
}
const fakeProto = FakeRedis.prototype as Partial<Redis.Redis>;
const redisProto = Redis.Redis.prototype as Partial<Redis.Redis>;
const fakeProto = FakeRedis.prototype as Partial<RedisConstructor>;
const redisProto = RedisConstructor.prototype as Partial<RedisConstructor>;
// Override all methods and accessors from Redis
for (const [key, property] of allProps(redisProto)) {
@ -102,7 +103,7 @@ function createFakeRedis(): FakeRedisConstructor {
// test
const test = new FakeRedis();
if (!(test instanceof Redis.Redis)) {
if (!(test instanceof RedisConstructor)) {
throw new Error('failed to extend');
}