add compute route tests (GoogleCloudPlatform#10521)

mmv1/templates/tgc/resource_converters.go.erb

@@ -43,6 +43,7 @@ func ResourceConverters() map[string][]cai.ResourceConverter {
 		"google_compute_global_forwarding_rule":           {compute.ResourceConverterComputeGlobalForwardingRule()},
 		"google_compute_instance":                         {compute.ResourceConverterComputeInstance()},
 		"google_compute_network":                          {compute.ResourceConverterComputeNetwork()},
+		"google_compute_route":                  		   {compute.ResourceConverterComputeRoute()},
 		"google_compute_security_policy":                  {resourceConverterComputeSecurityPolicy()},
 		"google_compute_snapshot":                         {compute.ResourceConverterComputeSnapshot()},
 		"google_compute_subnetwork":                       {compute.ResourceConverterComputeSubnetwork()},

mmv1/third_party/tgc/tests/data/example_compute_route.json

@@ -0,0 +1,23 @@
+[
+    {
+        "name": "//compute.googleapis.com/projects/{{.Provider.project}}/global/routes/my-route",
+        "ancestry_path": "{{.Ancestry}}/project/{{.Provider.project}}",
+        "asset_type": "compute.googleapis.com/Route",
+        "resource": {
+            "version": "beta",
+            "discovery_document_uri": "https://www.googleapis.com/discovery/v1/apis/compute/beta/rest",
+            "discovery_name": "Route",
+            "parent": "//cloudresourcemanager.googleapis.com/projects/{{.Provider.project}}",
+            "data": {
+                "destRange": "10.1.0.0/16",
+                "name": "my-route",
+                "network": "projects/{{.Provider.project}}/global/networks/my-network",
+                "nextHopIp": "10.0.0.1",
+                "priority": 1000
+            }
+        },
+        "ancestors": [
+            "organizations/{{.OrgID}}"
+        ]
+    }
+]

mmv1/third_party/tgc/tests/data/example_compute_route.tf

@@ -0,0 +1,19 @@
+terraform {
+  required_providers {
+    google = {
+      source = "hashicorp/google-beta"
+      version = "~> {{.Provider.version}}"
+    }
+  }
+}
+
+provider "google" {
+  {{if .Provider.credentials }}credentials = "{{.Provider.credentials}}"{{end}}
+}
+
+resource "google_compute_route" "my_route" {
+  name         = "my-route"
+  dest_range   = "10.1.0.0/16"
+  next_hop_ip  = "10.0.0.1"
+  network      = "my-network"
+}