add cluster_resource_labels in example module for test and add another test to gcloud control

Author: emalloy

test/fixtures/shared/variables.tf

@@ -35,3 +35,10 @@ variable "zones" {
 variable "compute_engine_service_account" {
   description = "The email address of the service account to associate with the GKE cluster"
 }
+
+variable "cluster_resource_labels" {
+  type        = "map"
+  description = "Map containing cluster labels. Maximum of 64 labels"
+  default = {}
+  }
+

test/fixtures/simple_regional/example.tf

@@ -26,4 +26,5 @@ module "example" {
   ip_range_pods                  = "${google_compute_subnetwork.main.secondary_ip_range.0.range_name}"
   ip_range_services              = "${google_compute_subnetwork.main.secondary_ip_range.1.range_name}"
   compute_engine_service_account = "${var.compute_engine_service_account}"
+  cluster_resource_labels = "${var.cluster_resource_labels}"
 }

test/integration/simple_regional/controls/gcloud.rb

@@ -58,6 +58,12 @@
           },
         })
       end
+
+      it "has cluster resource labels" do
+        expect(data['resourceLabels']).to eq({
+            created-by => "terraform",
+             })
+      end
     end
 
     describe "default node pool" do
@@ -138,6 +144,10 @@
         )
       end
 
+
+
+
+
       it "has the expected network tags" do
         expect(node_pools).to include(
           including(