package notarius

import "context"

// FakeRunner is a configurable in-memory runner for stage tests.
type FakeRunner struct {
	Requests []RunRequest
	Result   RunResult
	Err      error
}

// Run records the request and returns the configured result or error.
func (f *FakeRunner) Run(ctx context.Context, req RunRequest) (RunResult, error) {
	if err := ctx.Err(); err != nil {
		return RunResult{}, err
	}
	copyRequest := req
	copyRequest.References = append([]ReferenceBinding(nil), req.References...)
	f.Requests = append(f.Requests, copyRequest)
	if f.Err != nil {
		return RunResult{}, f.Err
	}
	return f.Result, nil
}