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Important: This documentation is about an older version. It's relevant only to the release noted, many of the features and functions have been updated or replaced. Please view the current version.

Documentationbreadcrumb arrow Grafana k6breadcrumb arrow JavaScript APIbreadcrumb arrow k6/net/grpcbreadcrumb arrow Clientbreadcrumb arrow Client.invoke(url, request [,params])
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Client.invoke(url, request [,params])

Invokes an unary RPC request to the given method.

The given method to invoke must have its RPC schema previously loaded via the Client.load() function, otherwise an error will be thrown.

Client.connect() must be called first before invoking a request, otherwise an error will be thrown.

ParameterTypeDescription
urlstringThe gRPC method url to invoke, in the form /package.Service/Method, e.g. /google.cloud.language.v1.LanguageService/AnalyzeSentiment. The leading slash / is optional.
requestobjectThe canonical request object, as-per the Protobuf JSON Mapping.
params (optional)objectParams object containing additional request parameters.

Returns

TypeDescription
ResponsegRPC Response object.

Examples

JavaScript
import grpc from 'k6/net/grpc';
import { check } from 'k6';

const client = new grpc.Client();
client.load([], 'routeguide.proto');

export default () => {
  client.connect('localhost:10000', { plaintext: true });
  const response = client.invoke('main.RouteGuide/GetFeature', {
    latitude: 410248224,
    longitude: -747127767,
  });
  check(response, { 'status is OK': (r) => r && r.status === grpc.StatusOK });
  console.log(response.message.name);
  // output: 3 Hasta Way, Newton, NJ 07860, USA

  client.close();
};