fixed terratest

Author: Sohan Yadav

_example/example.tf

@@ -18,7 +18,7 @@ module "s3_bucket" {
 }
 
 module "sftp" {
-  source      = "./../"
+  source      = "git::https://github.com/clouddrove/terraform-aws-sftp.git?ref=tags/0.12.1"
   name        = "sftp"
   application = "clouddrove"
   environment = "test"

_example/outputs.tf

@@ -1,4 +1,4 @@
-output "sftp" {
+output "id" {
   value       = module.sftp.*.id
   description = "The Server ID of the Transfer Server (e.g. s-12345678)"
 }

outputs.tf

@@ -2,12 +2,16 @@
 #Description : Terraform sftp module variables.
 
 output "id" {
-  value       = aws_transfer_server.transfer_server.*.id[0]
+  value = concat(
+    aws_transfer_server.transfer_server.*.id
+  )[0]
   description = "The Server ID of the Transfer Server (e.g. s-12345678)."
 }
 
 output "transfer_server_endpoint" {
-  value       = aws_transfer_server.transfer_server.*.endpoint[0]
+  value = concat(
+    aws_transfer_server.transfer_server.*.endpoint
+  )[0]
   description = "The endpoint of the Transfer Server (e.g. s-12345678.server.transfer.REGION.amazonaws.com)."
 }