Nats
Install
| npm install @testcontainers/nats --save-dev
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Examples
These examples use the following libraries:
Choose an image from the container registry and substitute IMAGE.
Produce/consume a message
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21 | const SUBJECT = "HELLO";
const PAYLOAD = "WORLD";
const TE = new TextEncoder();
const TD = new TextDecoder();
await using container = await new NatsContainer(IMAGE).start();
const nc = await connect(container.getConnectionOptions());
const sub = nc.subscribe(SUBJECT);
(async () => {
for await (const m of sub) {
const actual = TD.decode(m.data);
expect(actual).toEqual(PAYLOAD);
}
})().then();
nc.publish(SUBJECT, TE.encode(PAYLOAD));
await nc.drain();
await nc.close();
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With credentials
| await using container = await new NatsContainer(IMAGE).withUsername("George").withPass("1234").start();
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With Jetstream
| await using container = await new NatsContainer(IMAGE).withJetStream().start();
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