Fix answer checking in stubScript

stubScript/stub-script.go

 package main
 
 import (
-	"encoding/json"
 	"fmt"
 	"io/ioutil"
 	"log"
 	"net/http"
 	"os"
+	"reflect"
 	"time"
 
 	scripts "git.scc.kit.edu/feudal/feudalScripts/v3"
@@ -49,13 +49,41 @@ func deploy(input scripts.Input) (output scripts.Output, err error) {
 }
 
 func questionnaire(input scripts.Input) (output scripts.Output, err error) {
+	qa := map[string]interface{}{
+		"question_name":   "question",                       // string default value
+		"age_question":    18,                               // age_question must be an integer, defaulting to 18
+		"list_question":   []string{"person_a", "person_b"}, // list_question must be one of the listed options
+		"list_question_2": []int{1, 2},                      // list_question_2 must be one of the listed options
+		"are_you_sure":    false,                            // are_you_sure must be a boolean, with false being the default value
+	}
+
 	time.Sleep(time.Second)
 
 	if input.Answers != nil {
-		_, fooOK := input.Answers["Question-Foo"]
-		_, barOK := input.Answers["Question-Bar"]
+		missing := false
+		falseType := false
+
+		// check Answers against QuestionnaireAnswers
+		for key, qAnswer := range qa {
+			if answer, ok := input.Answers[key]; ok {
+				//check type of answer against reference
+				var referenceAnswer interface{}
+				if qaList, ok := qAnswer.([]interface{}); ok {
+					referenceAnswer = qaList[0]
+				} else {
+					referenceAnswer = qaList
+				}
+				if reflect.TypeOf(referenceAnswer) != reflect.TypeOf(answer) {
+					falseType = true
+					break
+				}
+			} else {
+				missing = true
+				break
+			}
+		}
 
-		if fooOK && barOK {
+		if !missing || !falseType {
 			output.State = scripts.Deployed
 			output.Msg = "I got all the answers"
 			return
@@ -70,13 +98,7 @@ func questionnaire(input scripts.Input) (output scripts.Output, err error) {
 		"list_question_2": "How many do you want?",
 		"are_you_sure":    "What you are trying is wrong. Are you sure?",
 	}
-	output.QuestionnaireAnswers = map[string]interface{}{
-		"question_name":   "question",                       // string default value
-		"age_question":    18,                               // age_question must be an integer, defaulting to 18
-		"list_question":   []string{"person_a", "person_b"}, // list_question must be one of the listed options
-		"list_question_2": []int{1, 2},                      // list_question_2 must be one of the listed options
-		"are_you_sure":    false,                            // are_you_sure must be a boolean, with false being the default value
-	}
+	output.QuestionnaireAnswers = qa
 	return
 }
 
@@ -146,6 +168,6 @@ func main() {
 		}
 	}
 
-	outputBytes, err := json.MarshalIndent(output, "", "    ")
+	outputBytes, err := output.Marshal()
 	fmt.Fprintf(os.Stdout, "%s", outputBytes)
 }