fix(vm): panic if numa block is empty (#1196)

Signed-off-by: Pavel Boldyrev <627562+bpg@users.noreply.github.com>

utils/maps.go

@@ -15,12 +15,7 @@ func OrderedListFromMap(inputMap map[string]interface{}) []interface{} {
 
 	sort.Strings(keyList)
 
-	orderedList := make([]interface{}, itemCount)
-	for i, k := range keyList {
-		orderedList[i] = inputMap[k]
-	}
-
-	return orderedList
+	return OrderedListFromMapByKeyValues(inputMap, keyList)
 }
 
 // MapResourceList generates a list of strings from a Terraform resource list (list of maps).
@@ -32,6 +27,10 @@ func MapResourceList(resourceList []interface{}, attrName string) map[string]int
 	m := make(map[string]interface{}, len(resourceList))
 
 	for _, resource := range resourceList {
+		if resource == nil {
+			continue
+		}
+
 		r := resource.(map[string]interface{})
 		key := r[attrName].(string)
 		m[key] = r

utils/maps_test.go

@@ -5,12 +5,35 @@ import (
 	"testing"
 )
 
+func TestOrderedListFromMap(t *testing.T) {
+	t.Parallel()
+
+	inputMap := map[string]interface{}{
+		"value1": map[string]interface{}{"name": "resource1", "attr": "value1"},
+		"value3": map[string]interface{}{"name": "resource3", "attr": "value3"},
+		"value2": map[string]interface{}{"name": "resource2", "attr": "value2"},
+	}
+
+	expected := []interface{}{
+		map[string]interface{}{"name": "resource1", "attr": "value1"},
+		map[string]interface{}{"name": "resource2", "attr": "value2"},
+		map[string]interface{}{"name": "resource3", "attr": "value3"},
+	}
+
+	result := OrderedListFromMap(inputMap)
+
+	if !reflect.DeepEqual(result, expected) {
+		t.Errorf("MapResourceList() = %v, want %v", result, expected)
+	}
+}
+
 func TestMapResourceList(t *testing.T) {
 	t.Parallel()
 
 	resourceList := []interface{}{
 		map[string]interface{}{"name": "resource1", "attr": "value1"},
 		map[string]interface{}{"name": "resource2", "attr": "value2"},
+		nil,
 		map[string]interface{}{"name": "resource3", "attr": "value3"},
 	}