Allow using a non-suffixed name in compute-vm (#217)

* allow using a non-suffixed name in compute-vm

* update README

tests/modules/compute_vm/fixture/main.tf

@@ -29,4 +29,5 @@ module "test" {
   iam                    = var.iam
   metadata               = var.metadata
   metadata_list          = var.metadata_list
+  single_name            = var.single_name
 }

tests/modules/compute_vm/fixture/variables.tf

@@ -64,12 +64,17 @@ variable "network_interfaces" {
   }]
 }
 
-variable "use_instance_template" {
+variable "service_account_create" {
   type    = bool
   default = false
 }
 
-variable "service_account_create" {
+variable "single_name" {
+  type    = bool
+  default = false
+}
+
+variable "use_instance_template" {
   type    = bool
   default = false
 }

tests/modules/compute_vm/test_plan.py

@@ -26,6 +26,13 @@ def test_single_instance(plan_runner):
   assert resources[0]['type'] == 'google_compute_instance'
 
 
+def test_single_instance_single_name(plan_runner):
+  _, resources = plan_runner(FIXTURES_DIR, single_name=1)
+  assert len(resources) == 1
+  assert resources[0]['type'] == 'google_compute_instance'
+  assert resources[0]['values']['name'] == 'test'
+
+
 def test_multiple_instances(plan_runner):
   _, resources = plan_runner(FIXTURES_DIR, instance_count=2)
   assert len(resources) == 2