Method hello

test/tools/runner/config.ts:200–216

* Returns a `hello`, executed against `uri`.

(uri = this.uri)

   * Returns a `hello`, executed against `uri`.
   */
  async hello(uri = this.uri) {
    const client = this.newClient(uri);
    try {
      await client.connect();
      const { maxBsonObjectSize, maxMessageSizeBytes, maxWriteBatchSize, ...rest } = await client
        .db('admin')
        .command({ hello: 1 });
      return {
        maxBsonObjectSize,
        maxMessageSizeBytes,
        maxWriteBatchSize,
        ...rest
      };
    } finally {
      await client.close();
    }
  }

  isOIDC(uri: string, env: string): boolean {
    if (!uri) return false;