config: test replicating #4079

Should help cover terraform against regression once
https://github.com/hashicorp/hcl/pull/70 lands.

config/loader_test.go

@@ -685,6 +685,11 @@ aws_iam_policy[policy] (x1)
   name
   path
   policy
+aws_instance[heredocwithnumbers] (x1)
+  ami
+  provisioners
+    local-exec
+      command
 aws_instance[test] (x1)
   ami
   provisioners

config/test-fixtures/heredoc.tf

@@ -37,3 +37,15 @@ EOT
     ]
   }
 }
+
+resource "aws_instance" "heredocwithnumbers" {
+  ami = "foo"
+
+  provisioner "local-exec" {
+    command = <<FOO123
+echo several
+      lines
+    of output
+FOO123
+  }
+}