Tests for GCE autoscaler resource.

builtin/providers/google/resource_autoscaler_test.go

@@ -0,0 +1,247 @@
+package google
+
+import (
+	"fmt"
+	"testing"
+
+	"code.google.com/p/google-api-go-client/autoscaler/v1beta2"
+	"github.com/hashicorp/terraform/helper/resource"
+	"github.com/hashicorp/terraform/terraform"
+)
+
+func TestAccAutoscaler_basic(t *testing.T) {
+	var ascaler autoscaler.Autoscaler
+
+	resource.Test(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testAccCheckAutoscalerDestroy,
+		Steps: []resource.TestStep{
+			resource.TestStep{
+				Config: testAccAutoscaler_basic,
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckAutoscalerExists(
+						"google_autoscaler.foobar", &ascaler),
+				),
+			},
+		},
+	})
+}
+
+func TestAccAutoscaler_update(t *testing.T) {
+	var ascaler autoscaler.Autoscaler
+
+	resource.Test(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testAccCheckAutoscalerDestroy,
+		Steps: []resource.TestStep{
+			resource.TestStep{
+				Config: testAccAutoscaler_basic,
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckAutoscalerExists(
+						"google_autoscaler.foobar", &ascaler),
+				),
+			},
+			resource.TestStep{
+				Config: testAccAutoscaler_update,
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckAutoscalerExists(
+						"google_autoscaler.foobar", &ascaler),
+					testAccCheckAutoscalerUpdated(
+						"google_autoscaler.foobar", 10),
+				),
+			},
+		},
+	})
+}
+
+func testAccCheckAutoscalerDestroy(s *terraform.State) error {
+	config := testAccProvider.Meta().(*Config)
+
+	for _, rs := range s.RootModule().Resources {
+		if rs.Type != "google_autoscaler" {
+			continue
+		}
+
+		_, err := config.clientAutoscaler.Autoscalers.Get(
+			config.Project, rs.Primary.Attributes["zone"], rs.Primary.ID).Do()
+		if err == nil {
+			return fmt.Errorf("Autoscaler still exists")
+		}
+	}
+
+	return nil
+}
+
+func testAccCheckAutoscalerExists(n string, ascaler *autoscaler.Autoscaler) resource.TestCheckFunc {
+	return func(s *terraform.State) error {
+		rs, ok := s.RootModule().Resources[n]
+		if !ok {
+			return fmt.Errorf("Not found: %s", n)
+		}
+
+		if rs.Primary.ID == "" {
+			return fmt.Errorf("No ID is set")
+		}
+
+		config := testAccProvider.Meta().(*Config)
+
+		found, err := config.clientAutoscaler.Autoscalers.Get(
+			config.Project, rs.Primary.Attributes["zone"], rs.Primary.ID).Do()
+		if err != nil {
+			return err
+		}
+
+		if found.Name != rs.Primary.ID {
+			return fmt.Errorf("Autoscaler not found")
+		}
+
+		*ascaler = *found
+
+		return nil
+	}
+}
+
+func testAccCheckAutoscalerUpdated(n string, max int64) resource.TestCheckFunc {
+	return func(s *terraform.State) error {
+		rs, ok := s.RootModule().Resources[n]
+		if !ok {
+			return fmt.Errorf("Not found: %s", n)
+		}
+
+		if rs.Primary.ID == "" {
+			return fmt.Errorf("No ID is set")
+		}
+
+		config := testAccProvider.Meta().(*Config)
+
+		ascaler, err := config.clientAutoscaler.Autoscalers.Get(
+			config.Project, rs.Primary.Attributes["zone"], rs.Primary.ID).Do()
+		if err != nil {
+			return err
+		}
+
+		if ascaler.AutoscalingPolicy.MaxNumReplicas != max {
+			return fmt.Errorf("maximum replicas incorrect")
+		}
+
+		return nil
+	}
+}
+
+const testAccAutoscaler_basic = `
+resource "google_compute_instance_template" "foobar" {
+	name = "terraform-test-template-foobar"
+	machine_type = "n1-standard-1"
+	can_ip_forward = false
+	tags = ["foo", "bar"]
+
+	disk {
+		source_image = "projects/debian-cloud/global/images/debian-7-wheezy-v20140814"
+		auto_delete = true
+		boot = true
+	}
+
+	network_interface {
+		network = "default"
+	}
+
+	metadata {
+		foo = "bar"
+	}
+
+	service_account {
+		scopes = ["userinfo-email", "compute-ro", "storage-ro"]
+	}
+}
+
+resource "google_compute_target_pool" "foobar" {
+	description = "Resource created for Terraform acceptance testing"
+	name = "terraform-test-tpool-foobar"
+	session_affinity = "CLIENT_IP_PROTO"
+}
+
+resource "google_replicapool_instance_group_manager" "foobar" {
+	description = "Terraform test instance group manager"
+	name = "terraform-test-groupmanager"
+	instance_template = "${google_compute_instance_template.foobar.self_link}"
+	target_pools = ["${google_compute_target_pool.foobar.self_link}"]
+	base_instance_name = "foobar"
+	zone = "us-central1-a"
+	size = 0
+}
+
+resource "google_autoscaler" "foobar" {
+	description = "Resource created for Terraform acceptance testing"
+	name = "terraform-test-ascaler"
+	zone = "us-central1-a"
+	target = "${google_replicapool_instance_group_manager.foobar.self_link}"
+	autoscaling_policy = {
+		max_replicas = 5
+		min_replicas = 0
+		cooldown_period = 60
+		cpu_utilization = {
+			target = 0.5
+		}
+	}
+
+}`
+
+const testAccAutoscaler_update = `
+resource "google_compute_instance_template" "foobar" {
+	name = "terraform-test-template-foobar"
+	machine_type = "n1-standard-1"
+	can_ip_forward = false
+	tags = ["foo", "bar"]
+
+	disk {
+		source_image = "projects/debian-cloud/global/images/debian-7-wheezy-v20140814"
+		auto_delete = true
+		boot = true
+	}
+
+	network_interface {
+		network = "default"
+	}
+
+	metadata {
+		foo = "bar"
+	}
+
+	service_account {
+		scopes = ["userinfo-email", "compute-ro", "storage-ro"]
+	}
+}
+
+resource "google_compute_target_pool" "foobar" {
+	description = "Resource created for Terraform acceptance testing"
+	name = "terraform-test-tpool-foobar"
+	session_affinity = "CLIENT_IP_PROTO"
+}
+
+resource "google_replicapool_instance_group_manager" "foobar" {
+	description = "Terraform test instance group manager"
+	name = "terraform-test-groupmanager"
+	instance_template = "${google_compute_instance_template.foobar.self_link}"
+	target_pools = ["${google_compute_target_pool.foobar.self_link}"]
+	base_instance_name = "foobar"
+	zone = "us-central1-a"
+	size = 0
+}
+
+resource "google_autoscaler" "foobar" {
+	description = "Resource created for Terraform acceptance testing"
+	name = "terraform-test-ascaler"
+	zone = "us-central1-a"
+	target = "${google_replicapool_instance_group_manager.foobar.self_link}"
+	autoscaling_policy = {
+		max_replicas = 10
+		min_replicas = 0
+		cooldown_period = 60
+		cpu_utilization = {
+			target = 0.5
+		}
+	}
+
+}`