From 9f96fb4aacb06f87768ba168cfcbdbc952881759 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Mon, 14 Jul 2014 13:28:00 -0700
Subject: [PATCH] providers/aws: basic aws_instance test

---
 .../aws/resource_aws_instance_test.go         | 96 +++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 builtin/providers/aws/resource_aws_instance_test.go

diff --git a/builtin/providers/aws/resource_aws_instance_test.go b/builtin/providers/aws/resource_aws_instance_test.go
new file mode 100644
index 0000000000..59fbd30683
--- /dev/null
+++ b/builtin/providers/aws/resource_aws_instance_test.go
@@ -0,0 +1,96 @@
+package aws
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/hashicorp/terraform/helper/resource"
+	"github.com/hashicorp/terraform/terraform"
+	"github.com/mitchellh/goamz/ec2"
+)
+
+func TestAccAWSInstance(t *testing.T) {
+	var v ec2.Instance
+
+	resource.Test(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testAccCheckInstanceDestroy,
+		Steps: []resource.TestStep{
+			resource.TestStep{
+				Config: testAccInstanceConfig,
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckInstanceExists(
+						"aws_instance.foo", &v),
+				),
+			},
+		},
+	})
+}
+
+func testAccCheckInstanceDestroy(s *terraform.State) error {
+	conn := testAccProvider.ec2conn
+
+	for _, rs := range s.Resources {
+		if rs.Type != "aws_instance" {
+			continue
+		}
+
+		// Try to find the resource
+		resp, err := conn.Instances(
+			[]string{rs.ID}, ec2.NewFilter())
+		if err == nil {
+			if len(resp.Reservations) > 0 {
+				return fmt.Errorf("still exist.")
+			}
+
+			return nil
+		}
+
+		// Verify the error is what we want
+		ec2err, ok := err.(*ec2.Error)
+		if !ok {
+			return err
+		}
+		if ec2err.Code != "InvalidInstanceID.NotFound" {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func testAccCheckInstanceExists(n string, i *ec2.Instance) resource.TestCheckFunc {
+	return func(s *terraform.State) error {
+		rs, ok := s.Resources[n]
+		if !ok {
+			return fmt.Errorf("Not found: %s", n)
+		}
+
+		if rs.ID == "" {
+			return fmt.Errorf("No ID is set")
+		}
+
+		conn := testAccProvider.ec2conn
+		resp, err := conn.Instances(
+			[]string{rs.ID}, ec2.NewFilter())
+		if err != nil {
+			return err
+		}
+		if len(resp.Reservations) == 0 {
+			return fmt.Errorf("Instance not found")
+		}
+
+		*i = resp.Reservations[0].Instances[0]
+
+		return nil
+	}
+}
+
+const testAccInstanceConfig = `
+resource "aws_instance" "foo" {
+	# us-west-2
+	ami = "ami-4fccb37f"
+	instance_type = "m1.small"
+}
+`