Runners

What are Testground runners?

A runner is a component that takes build artifact produced by a Builder, and schedules a test run of a test case within the test plan, on the Testground deployment, with the specified number of instances and test parameters.

                                                          ☟
-------------    -----------    ------------------    ----------    ---------------
| plan code | -> | builder | -> | build artifact | -> | runner | -> | test output |
-------------    -----------    ------------------    ----------    ---------------

Supported runners

builder	input work unit	Environment
local:exec	OS-specific executable	local
local:docker	Docker image	local Docker environment
cluster:k8s	Docker image	Kubernetes cluster