package google

import (
	"fmt"
	"testing"

	"github.com/hashicorp/terraform/helper/acctest"
	"github.com/hashicorp/terraform/helper/resource"
)

func TestAccInstanceGroupManager_importBasic(t *testing.T) {
	resourceName1 := "google_compute_instance_group_manager.igm-basic"
	resourceName2 := "google_compute_instance_group_manager.igm-no-tp"
	template := fmt.Sprintf("igm-test-%s", acctest.RandString(10))
	target := fmt.Sprintf("igm-test-%s", acctest.RandString(10))
	igm1 := fmt.Sprintf("igm-test-%s", acctest.RandString(10))
	igm2 := fmt.Sprintf("igm-test-%s", acctest.RandString(10))

	resource.Test(t, resource.TestCase{
		PreCheck:     func() { testAccPreCheck(t) },
		Providers:    testAccProviders,
		CheckDestroy: testAccCheckInstanceGroupManagerDestroy,
		Steps: []resource.TestStep{
			resource.TestStep{
				Config: testAccInstanceGroupManager_basic(template, target, igm1, igm2),
			},

			resource.TestStep{
				ResourceName:      resourceName1,
				ImportState:       true,
				ImportStateVerify: true,
			},

			resource.TestStep{
				ResourceName:      resourceName2,
				ImportState:       true,
				ImportStateVerify: true,
			},
		},
	})
}

func TestAccInstanceGroupManager_importUpdate(t *testing.T) {
	resourceName := "google_compute_instance_group_manager.igm-update"
	template := fmt.Sprintf("igm-test-%s", acctest.RandString(10))
	target := fmt.Sprintf("igm-test-%s", acctest.RandString(10))
	igm := fmt.Sprintf("igm-test-%s", acctest.RandString(10))

	resource.Test(t, resource.TestCase{
		PreCheck:     func() { testAccPreCheck(t) },
		Providers:    testAccProviders,
		CheckDestroy: testAccCheckInstanceGroupManagerDestroy,
		Steps: []resource.TestStep{
			resource.TestStep{
				Config: testAccInstanceGroupManager_update(template, target, igm),
			},

			resource.TestStep{
				ResourceName:      resourceName,
				ImportState:       true,
				ImportStateVerify: true,
			},
		},
	})
}