package google import ( "fmt" "testing" compute "google.golang.org/api/compute/v1" "github.com/hashicorp/terraform/helper/acctest" "github.com/hashicorp/terraform/helper/resource" "github.com/hashicorp/terraform/terraform" ) func TestAccComputeImage_resolveImage(t *testing.T) { var image compute.Image rand := acctest.RandString(10) name := fmt.Sprintf("test-image-%s", rand) fam := fmt.Sprintf("test-image-family-%s", rand) resource.Test(t, resource.TestCase{ PreCheck: func() { testAccPreCheck(t) }, Providers: testAccProviders, CheckDestroy: testAccCheckComputeImageDestroy, Steps: []resource.TestStep{ { Config: testAccComputeImage_resolving(name, fam), Check: resource.ComposeTestCheckFunc( testAccCheckComputeImageExists( "google_compute_image.foobar", &image), testAccCheckComputeImageResolution("google_compute_image.foobar"), ), }, }, }) } func testAccCheckComputeImageResolution(n string) resource.TestCheckFunc { return func(s *terraform.State) error { config := testAccProvider.Meta().(*Config) project := config.Project rs, ok := s.RootModule().Resources[n] if !ok { return fmt.Errorf("Resource not found: %s", n) } if rs.Primary.ID == "" { return fmt.Errorf("No ID is set") } if rs.Primary.Attributes["name"] == "" { return fmt.Errorf("No image name is set") } if rs.Primary.Attributes["family"] == "" { return fmt.Errorf("No image family is set") } if rs.Primary.Attributes["self_link"] == "" { return fmt.Errorf("No self_link is set") } name := rs.Primary.Attributes["name"] family := rs.Primary.Attributes["family"] link := rs.Primary.Attributes["self_link"] images := map[string]string{ "family/debian-8": "projects/debian-cloud/global/images/family/debian-8", "projects/debian-cloud/global/images/debian-8-jessie-v20170110": "projects/debian-cloud/global/images/debian-8-jessie-v20170110", "debian-8": "projects/debian-cloud/global/images/family/debian-8", "debian-8-jessie-v20170110": "projects/debian-cloud/global/images/debian-8-jessie-v20170110", "https://www.googleapis.com/compute/v1/projects/debian-cloud/global/images/debian-8-jessie-v20170110": "https://www.googleapis.com/compute/v1/projects/debian-cloud/global/images/debian-8-jessie-v20170110", "global/images/" + name: "global/images/" + name, "global/images/family/" + family: "global/images/family/" + family, name: "global/images/" + name, family: "global/images/family/" + family, "family/" + family: "global/images/family/" + family, project + "/" + name: "projects/" + project + "/global/images/" + name, project + "/" + family: "projects/" + project + "/global/images/family/" + family, link: link, } for input, expectation := range images { result, err := resolveImage(config, input) if err != nil { return fmt.Errorf("Error resolving input %s to image: %+v\n", input, err) } if result != expectation { return fmt.Errorf("Expected input '%s' to resolve to '%s', it resolved to '%s' instead.\n", input, expectation, result) } } return nil } } func testAccComputeImage_resolving(name, family string) string { return fmt.Sprintf(` resource "google_compute_disk" "foobar" { name = "%s" zone = "us-central1-a" image = "debian-8-jessie-v20160803" } resource "google_compute_image" "foobar" { name = "%s" family = "%s" source_disk = "${google_compute_disk.foobar.self_link}" } `, name, name, family) }