Package testutils contains files that are used in tests but not elsewhere and thus can be excluded from the final executable.

NewTaskEngineState returns a new TaskEngineState.

DockerTaskEngineState keeps track of all mappings between tasks we know about and containers docker runs It contains a mutex that can be used to ensure out-of-date state cannot be accessed before an update comes and to ensure multiple goroutines can safely work with it.

TaskEngineState keeps track of all mappings between tasks we know about and containers docker runs.