Documentation

testing.shouldError() function

testing.shouldError() calls a function that catches any error and checks that the error matches the expected value.

Function type signature
(fn: () => A, want: regexp) => stream[{v: string}]
For more information, see Function type signatures.

Parameters

fn

(Required) Function to call.

want

(Required) Regular expression to match the expected error.

Examples

Test die function errors

import "testing"

testing.shouldError(fn: () => die(msg: "error message"), want: /error message/)

Was this page helpful?

Thank you for your feedback!


Upgrade to InfluxDB Cloud or InfluxDB 2.0!

InfluxDB Cloud and InfluxDB OSS 2.0 ready for production.