Hyperfoil

Reference

Before exploring this reference you should be familiar with the basic structure of a benchmark. If you’re not sure what is the difference between the phase, scenario and sequence check out the concepts in user guide.

This reference lists all the steps and handlers used in a scenario. The lists below are not finite; you can also easily develop and use your own components, but Hyperfoil provides generic components for the most common tasks out of the box.

There are few generic types of components:

This documentation is auto-generated from Javadoc in source code, explaining format for each key-value pair in benchmark YAML. If there is an issue with these docs (e.g. property showing no description) please file an issue on GitHub.

This is the basic structure of the docs:


EXAMPLE

Example description.

Property Type Description
Key Class Explanation for the value

YAML syntax

EXAMPLE:
  Key: Value

For example, the POST definition in httpRequest step looks like this:


POST

Generic builder for generating a string.

Property Type Description
fromVar String Load the string from session variable.
pattern String Use pattern replacing session variables.
value String String value used verbatim.

YAML syntax

POST:
  pattern: /user/${userId}/info

You might be wondering why the documentation above does not mention anything about issuing a HTTP request. In fact the top-level POST property httpRequest says “Issue HTTP POST request to given path.” but the POST() method returns a generic string builder; this generic builder is used as the path for the HTTP request with POST method.

If the ‘type’ is not a scalar value, the key in ‘property’ works as a link to further property mapping. It’s also possible that the property has multiple options, e.g. accepting both property mapping and list of values.

For brevity some components have inline definition like this:


SET

Set variable in session to certain value.

Inline definition
Use var <- value.

YAML syntax

set: myVar <- "This is my value"

 

Hyperfoil defines automatically generated JSON schema for the benchmark; you can use that in Visual Studio Code to automatically check the YAML syntax.

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