mirror of
https://github.com/letic/terraform-provider-google.git
synced 2024-10-15 07:27:15 +00:00
223 lines
6.1 KiB
Go
223 lines
6.1 KiB
Go
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package google
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import (
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"fmt"
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"testing"
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"github.com/hashicorp/terraform/helper/acctest"
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"github.com/hashicorp/terraform/helper/resource"
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"github.com/hashicorp/terraform/terraform"
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)
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func TestAccComputeAttachedDisk_basic(t *testing.T) {
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t.Parallel()
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diskName := acctest.RandomWithPrefix("tf-test-disk")
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instanceName := acctest.RandomWithPrefix("tf-test-inst")
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importID := fmt.Sprintf("%s/us-central1-a/%s:%s", getTestProjectFromEnv(), instanceName, diskName)
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resource.Test(t, resource.TestCase{
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PreCheck: func() { testAccPreCheck(t) },
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Providers: testAccProviders,
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// Check destroy isn't a good test here, see comment on testCheckAttachedDiskIsNowDetached
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CheckDestroy: nil,
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Steps: []resource.TestStep{
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resource.TestStep{
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Config: testAttachedDiskResource(diskName, instanceName) + testAttachedDiskResourceAttachment(),
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},
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resource.TestStep{
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ResourceName: "google_compute_attached_disk.test",
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ImportStateId: importID,
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ImportState: true,
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ImportStateVerify: true,
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},
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resource.TestStep{
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Config: testAttachedDiskResource(diskName, instanceName),
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Check: resource.ComposeTestCheckFunc(
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testCheckAttachedDiskIsNowDetached(instanceName, diskName),
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),
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},
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},
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})
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}
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func TestAccComputeAttachedDisk_full(t *testing.T) {
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t.Parallel()
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diskName := acctest.RandomWithPrefix("tf-test")
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instanceName := acctest.RandomWithPrefix("tf-test")
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importID := fmt.Sprintf("%s/us-central1-a/%s:%s", getTestProjectFromEnv(), instanceName, diskName)
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resource.Test(t, resource.TestCase{
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PreCheck: func() { testAccPreCheck(t) },
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Providers: testAccProviders,
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// Check destroy isn't a good test here, see comment on testCheckAttachedDiskIsNowDetached
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CheckDestroy: nil,
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Steps: []resource.TestStep{
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resource.TestStep{
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Config: testAttachedDiskResource(diskName, instanceName) + testAttachedDiskResourceAttachmentFull(),
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},
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resource.TestStep{
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ResourceName: "google_compute_attached_disk.test",
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ImportStateId: importID,
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ImportState: true,
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ImportStateVerify: true,
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},
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},
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})
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}
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func TestAccComputeAttachedDisk_count(t *testing.T) {
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t.Parallel()
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diskPrefix := acctest.RandomWithPrefix("tf-test")
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instanceName := acctest.RandomWithPrefix("tf-test")
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count := 2
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resource.Test(t, resource.TestCase{
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PreCheck: func() { testAccPreCheck(t) },
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Providers: testAccProviders,
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CheckDestroy: nil,
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Steps: []resource.TestStep{
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resource.TestStep{
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Config: testAttachedDiskResourceCount(diskPrefix, instanceName, count),
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Check: resource.ComposeTestCheckFunc(
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testCheckAttachedDiskContainsManyDisks(instanceName, count),
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),
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},
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},
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})
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}
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// testCheckAttachedDiskIsNowDetached queries a compute instance and iterates through the attached
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// disks to confirm that a specific disk is no longer attached to the instance
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//
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// This is being used instead of a CheckDestory method because destory will delete both the compute
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// instance and the disk, whereas destroying just the attached disk should only detach the disk but
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// leave the instance and disk around. So just using a normal check destroy could end up with a
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// situation where the detach fails but since the instance/disk get destroyed we wouldn't notice.
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func testCheckAttachedDiskIsNowDetached(instanceName, diskName string) resource.TestCheckFunc {
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return func(s *terraform.State) error {
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config := testAccProvider.Meta().(*Config)
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instance, err := config.clientCompute.Instances.Get(getTestProjectFromEnv(), "us-central1-a", instanceName).Do()
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if err != nil {
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return err
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}
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ad := findDiskByName(instance.Disks, diskName)
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if ad != nil {
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return fmt.Errorf("compute disk is still attached to compute instance")
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}
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return nil
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}
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}
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func testCheckAttachedDiskContainsManyDisks(instanceName string, count int) resource.TestCheckFunc {
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return func(s *terraform.State) error {
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config := testAccProvider.Meta().(*Config)
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instance, err := config.clientCompute.Instances.Get(getTestProjectFromEnv(), "us-central1-a", instanceName).Do()
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if err != nil {
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return err
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}
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// There will be 1 extra disk because of the compute instance's boot disk
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if (count + 1) != len(instance.Disks) {
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return fmt.Errorf("expected %d disks to be attached, found %d", count+1, len(instance.Disks))
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}
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return nil
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}
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}
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func testAttachedDiskResourceAttachment() string {
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return fmt.Sprintf(`
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resource "google_compute_attached_disk" "test" {
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disk = "${google_compute_disk.test1.self_link}"
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instance = "${google_compute_instance.test.self_link}"
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}`)
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}
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func testAttachedDiskResourceAttachmentFull() string {
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return fmt.Sprintf(`
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resource "google_compute_attached_disk" "test" {
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disk = "${google_compute_disk.test1.self_link}"
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instance = "${google_compute_instance.test.self_link}"
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mode = "READ_ONLY"
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device_name = "test-device-name"
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}`)
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}
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func testAttachedDiskResource(diskName, instanceName string) string {
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return fmt.Sprintf(`
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resource "google_compute_disk" "test1" {
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name = "%s"
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zone = "us-central1-a"
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size = 10
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}
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resource "google_compute_instance" "test" {
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name = "%s"
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machine_type = "f1-micro"
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zone = "us-central1-a"
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lifecycle {
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ignore_changes = [
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"attached_disk",
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]
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}
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boot_disk {
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initialize_params {
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image = "debian-cloud/debian-9"
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}
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}
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network_interface {
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network = "default"
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}
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}`, diskName, instanceName)
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}
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func testAttachedDiskResourceCount(diskPrefix, instanceName string, count int) string {
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return fmt.Sprintf(`
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resource "google_compute_disk" "many" {
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name = "%s-${count.index}"
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zone = "us-central1-a"
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size = 10
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count = %d
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}
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resource "google_compute_instance" "test" {
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name = "%s"
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machine_type = "f1-micro"
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zone = "us-central1-a"
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lifecycle {
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ignore_changes = [
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"attached_disk",
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]
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}
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boot_disk {
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initialize_params {
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image = "debian-cloud/debian-9"
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}
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}
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network_interface {
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network = "default"
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}
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}
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resource "google_compute_attached_disk" "test" {
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count = "${google_compute_disk.many.count}"
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disk = "${google_compute_disk.many.*.self_link[count.index]}"
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instance = "${google_compute_instance.test.self_link}"
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}`, diskPrefix, count, instanceName)
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}
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