@@ -15,7 +15,7 @@ func init() {

 	Register("dummy", func(job *Job) string { return ""; })

 }

-func NewTestEngine(t *testing.T) *Engine {

+func newTestEngine(t *testing.T) *Engine {

 	// Use the caller function name as a prefix.

 	// This helps trace temp directories back to their test.

 	pc, _, _, _ := runtime.Caller(1)

@@ -38,5 +38,5 @@ func NewTestEngine(t *testing.T) *Engine {

 }

 func mkJob(t *testing.T, name string, args ...string) *Job {

-	return NewTestEngine(t).Job(name, args...)

+	return newTestEngine(t).Job(name, args...)

 }