KnowForge/Testcontainers for Node.js
Supported container runtimes

Redis

qianmoQqianmoQ· 更新于 2026-10-19· 阅读 6 分钟· 0 次阅读
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Redis

Install

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npm install @testcontainers/redis --save-dev

Examples

These examples use the following libraries:

  • redis

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    npm install redis

Choose an image from the container registry and substitute IMAGE.

Set/get a value

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await using container = await new RedisContainer(image).start();

const client = createClient({ url: container.getConnectionUrl() });
await client.connect();

await client.set("key", "val");
expect(await client.get("key")).toBe("val");

client.destroy();

With password

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const password = "testPassword";

await using container = await new RedisContainer(image).withPassword(password).start();

expect(container.getConnectionUrl()).toEqual(`redis://:${password}@${container.getHost()}:${container.getPort()}`);

With persistent data

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const sourcePath = fs.mkdtempSync("redis-");

await using container = await new RedisContainer(image).withPassword("test").withPersistence(sourcePath).start();

let client = createClient({ url: container.getConnectionUrl() });
await client.connect();
await client.set("key", "val");
client.destroy();

await container.restart();
client = createClient({ url: container.getConnectionUrl() });
await client.connect();

expect(await client.get("key")).toBe("val");

client.destroy();
fs.rmSync(sourcePath, { force: true, recursive: true });

With predefined data

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await using container = await new RedisContainer(image)
  .withPassword("test")
  .withInitialData(path.join(__dirname, "initData.redis"))
  .start();

const client = createClient({ url: container.getConnectionUrl() });
await client.connect();

const user = {
  first_name: "David",
  last_name: "Bloom",
  dob: "03-MAR-1981",
};
expect(await client.get("user:002")).toBe(JSON.stringify(user));

client.destroy();

Redis stack

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await using container = await new RedisContainer(REDISSTACK_IMAGE).withPassword("testPassword").start();

const client = createClient({ url: container.getConnectionUrl() });
await client.connect();

await client.json.set("key", "$", { name: "test" });
const result = await client.json.get("key");
expect(result).toEqual({ name: "test" });

client.destroy();

Execute a command inside the container

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await using container = await new RedisContainer(image).start();

const queryResult = await container.executeCliCmd("info", ["clients"]);

expect(queryResult).toEqual(expect.stringContaining("connected_clients:1"));

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