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testing.assertMatches() function

content/flux/v0/stdlib/internal/testing/assertmatches.md

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<!------------------------------------------------------------------------------ IMPORTANT: This page was generated from comments in the Flux source code. Any edits made directly to this page will be overwritten the next time the documentation is generated. To make updates to this documentation, update the function comments above the function definition in the Flux source code: https://github.com/influxdata/flux/blob/master/stdlib/internal/testing/testing.flux#L67-L73 Contributing to Flux: https://github.com/influxdata/flux#contributing Fluxdoc syntax: https://github.com/influxdata/flux/blob/master/docs/fluxdoc.md ------------------------------------------------------------------------------->

testing.assertMatches() tests whether a string matches a given regex.

Function type signature
js
(got: string, want: regexp) => stream[{v: string, _diff: string}]

{{% caption %}} For more information, see Function type signatures. {{% /caption %}}

Parameters

got

({{< req >}}) Value to test.

want

({{< req >}}) Regex to test against.

Examples

Test if two values are equal

js
import "internal/testing"

testing.assertMatches(got: "123", want: /12/)