add prompt.StubConfirm

pkg/prompt/prompt.go

@@ -2,6 +2,17 @@ package prompt
 
 import "github.com/AlecAivazis/survey/v2"
 
+func StubConfirm(result bool) func() {
+	orig := Confirm
+	Confirm = func(_ string, r *bool) error {
+		*r = result
+		return nil
+	}
+	return func() {
+		Confirm = orig
+	}
+}
+
 var Confirm = func(prompt string, result *bool) error {
 	p := &survey.Confirm{
 		Message: prompt,