Add game service cluster test (#3321) (#1915)

* Add game service cluster test

This test relies on a GKE cluster with agones provisioned to be set up in
advance. Instructions for privisioning this cluster are in the comments of
game_service_cluster_basic.tf.erb

Signed-off-by: Modular Magician <[email protected]>

Author: modular-magician

.changelog/3321.txt

@@ -0,0 +1,3 @@
+```release-note:none
+
+```

google-beta/resource_game_services_game_server_cluster_generated_test.go

@@ -0,0 +1,97 @@
+// ----------------------------------------------------------------------------
+//
+//     ***     AUTO GENERATED CODE    ***    AUTO GENERATED CODE     ***
+//
+// ----------------------------------------------------------------------------
+//
+//     This file is automatically generated by Magic Modules and manual
+//     changes will be clobbered when the file is regenerated.
+//
+//     Please read more about how to change this file in
+//     .github/CONTRIBUTING.md.
+//
+// ----------------------------------------------------------------------------
+
+package google
+
+import (
+	"fmt"
+	"strings"
+	"testing"
+
+	"github.com/hashicorp/terraform-plugin-sdk/helper/acctest"
+	"github.com/hashicorp/terraform-plugin-sdk/helper/resource"
+	"github.com/hashicorp/terraform-plugin-sdk/terraform"
+)
+
+func TestAccGameServicesGameServerCluster_gameServiceClusterBasicExample(t *testing.T) {
+	t.Parallel()
+
+	context := map[string]interface{}{
+		"agones_cluster": "bootstrapped-agones-cluster",
+		"random_suffix":  acctest.RandString(10),
+	}
+
+	resource.Test(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProvidersOiCS,
+		CheckDestroy: testAccCheckGameServicesGameServerClusterDestroy,
+		Steps: []resource.TestStep{
+			{
+				Config: testAccGameServicesGameServerCluster_gameServiceClusterBasicExample(context),
+			},
+		},
+	})
+}
+
+func testAccGameServicesGameServerCluster_gameServiceClusterBasicExample(context map[string]interface{}) string {
+	return Nprintf(`
+resource "google_game_services_game_server_cluster" "default" {
+  provider   = google-beta
+    
+  cluster_id = "%{agones_cluster}"
+  realm_id   = google_game_services_realm.default.realm_id
+
+  connection_info {
+    gke_cluster_reference {
+      cluster = "locations/us-west1/clusters/%{agones_cluster}"
+    }
+    namespace = "default"
+  }
+}
+
+resource "google_game_services_realm" "default" {
+  provider = google-beta
+
+  realm_id   = "realm%{random_suffix}"
+  time_zone  = "PST8PDT"
+
+  description = "Test Game Realm"
+}
+`, context)
+}
+
+func testAccCheckGameServicesGameServerClusterDestroy(s *terraform.State) error {
+	for name, rs := range s.RootModule().Resources {
+		if rs.Type != "google_game_services_game_server_cluster" {
+			continue
+		}
+		if strings.HasPrefix(name, "data.") {
+			continue
+		}
+
+		config := testAccProvider.Meta().(*Config)
+
+		url, err := replaceVarsForTest(config, rs, "{{GameServicesBasePath}}projects/{{project}}/locations/{{location}}/realms/{{realm_id}}/gameServerClusters/{{cluster_id}}")
+		if err != nil {
+			return err
+		}
+
+		_, err = sendRequest(config, "GET", "", url, nil)
+		if err == nil {
+			return fmt.Errorf("GameServicesGameServerCluster still exists at %s", url)
+		}
+	}
+
+	return nil
+}

website/docs/r/game_services_game_server_cluster.html.markdown

@@ -33,6 +33,39 @@ To get more information about GameServerCluster, see:
 * How-to Guides
     * [Official Documentation](https://cloud.google.com/game-servers/docs)
 
+<div class = "oics-button" style="float: right; margin: 0 0 -15px">
+  <a href="https://console.cloud.google.com/cloudshell/open?cloudshell_git_repo=https%3A%2F%2Fgithub.com%2Fterraform-google-modules%2Fdocs-examples.git&cloudshell_working_dir=game_service_cluster_basic&cloudshell_image=gcr.io%2Fgraphite-cloud-shell-images%2Fterraform%3Alatest&open_in_editor=main.tf&cloudshell_print=.%2Fmotd&cloudshell_tutorial=.%2Ftutorial.md" target="_blank">
+    <img alt="Open in Cloud Shell" src="//gstatic.com/cloudssh/images/open-btn.svg" style="max-height: 44px; margin: 32px auto; max-width: 100%;">
+  </a>
+</div>
+## Example Usage - Game Service Cluster Basic
+
+
+```hcl
+resource "google_game_services_game_server_cluster" "default" {
+  provider   = google-beta
+    
+  cluster_id = ""
+  realm_id   = google_game_services_realm.default.realm_id
+
+  connection_info {
+    gke_cluster_reference {
+      cluster = "locations/us-west1/clusters/%{agones_cluster}"
+    }
+    namespace = "default"
+  }
+}
+
+resource "google_game_services_realm" "default" {
+  provider = google-beta
+
+  realm_id   = "realm"
+  time_zone  = "PST8PDT"
+
+  description = "Test Game Realm"
+}
+```
+
 ## Argument Reference
 
 The following arguments are supported: