github.com/nathanielks/terraform@v0.6.1-0.20170509030759-13e1a62319dc/builtin/providers/aws/resource_aws_cloudwatch_event_target_test.go

package aws

import (
	"fmt"
	"regexp"
	"testing"

	events "github.com/aws/aws-sdk-go/service/cloudwatchevents"
	"github.com/hashicorp/terraform/helper/acctest"
	"github.com/hashicorp/terraform/helper/resource"
	"github.com/hashicorp/terraform/terraform"
)

func TestAccAWSCloudWatchEventTarget_basic(t *testing.T) {
	var target events.Target

	resource.Test(t, resource.TestCase{
		PreCheck:     func() { testAccPreCheck(t) },
		Providers:    testAccProviders,
		CheckDestroy: testAccCheckAWSCloudWatchEventTargetDestroy,
		Steps: []resource.TestStep{
			{
				Config: testAccAWSCloudWatchEventTargetConfig,
				Check: resource.ComposeTestCheckFunc(
					testAccCheckCloudWatchEventTargetExists("aws_cloudwatch_event_target.moobar", &target),
					resource.TestCheckResourceAttr("aws_cloudwatch_event_target.moobar", "rule", "tf-acc-cw-event-rule-basic"),
					resource.TestCheckResourceAttr("aws_cloudwatch_event_target.moobar", "target_id", "tf-acc-cw-target-basic"),
					resource.TestMatchResourceAttr("aws_cloudwatch_event_target.moobar", "arn",
						regexp.MustCompile(":tf-acc-moon$")),
				),
			},
			{
				Config: testAccAWSCloudWatchEventTargetConfigModified,
				Check: resource.ComposeTestCheckFunc(
					testAccCheckCloudWatchEventTargetExists("aws_cloudwatch_event_target.moobar", &target),
					resource.TestCheckResourceAttr("aws_cloudwatch_event_target.moobar", "rule", "tf-acc-cw-event-rule-basic"),
					resource.TestCheckResourceAttr("aws_cloudwatch_event_target.moobar", "target_id", "tf-acc-cw-target-modified"),
					resource.TestMatchResourceAttr("aws_cloudwatch_event_target.moobar", "arn",
						regexp.MustCompile(":tf-acc-sun$")),
				),
			},
		},
	})
}

func TestAccAWSCloudWatchEventTarget_missingTargetId(t *testing.T) {
	var target events.Target

	resource.Test(t, resource.TestCase{
		PreCheck:     func() { testAccPreCheck(t) },
		Providers:    testAccProviders,
		CheckDestroy: testAccCheckAWSCloudWatchEventTargetDestroy,
		Steps: []resource.TestStep{
			{
				Config: testAccAWSCloudWatchEventTargetConfigMissingTargetId,
				Check: resource.ComposeTestCheckFunc(
					testAccCheckCloudWatchEventTargetExists("aws_cloudwatch_event_target.moobar", &target),
					resource.TestCheckResourceAttr("aws_cloudwatch_event_target.moobar", "rule", "tf-acc-cw-event-rule-missing-target-id"),
					resource.TestMatchResourceAttr("aws_cloudwatch_event_target.moobar", "arn",
						regexp.MustCompile(":tf-acc-moon$")),
				),
			},
		},
	})
}

func TestAccAWSCloudWatchEventTarget_full(t *testing.T) {
	var target events.Target
	rName := acctest.RandomWithPrefix("tf_ssm_Document")

	resource.Test(t, resource.TestCase{
		PreCheck:     func() { testAccPreCheck(t) },
		Providers:    testAccProviders,
		CheckDestroy: testAccCheckAWSCloudWatchEventTargetDestroy,
		Steps: []resource.TestStep{
			{
				Config: testAccAWSCloudWatchEventTargetConfig_full(rName),
				Check: resource.ComposeTestCheckFunc(
					testAccCheckCloudWatchEventTargetExists("aws_cloudwatch_event_target.foobar", &target),
					resource.TestCheckResourceAttr("aws_cloudwatch_event_target.foobar", "rule", "tf-acc-cw-event-rule-full"),
					resource.TestCheckResourceAttr("aws_cloudwatch_event_target.foobar", "target_id", "tf-acc-cw-target-full"),
					resource.TestMatchResourceAttr("aws_cloudwatch_event_target.foobar", "arn",
						regexp.MustCompile("^arn:aws:kinesis:.*:stream/tf_ssm_Document")),
					resource.TestCheckResourceAttr("aws_cloudwatch_event_target.foobar", "input", "{ \"source\": [\"aws.cloudtrail\"] }\n"),
					resource.TestCheckResourceAttr("aws_cloudwatch_event_target.foobar", "input_path", ""),
				),
			},
		},
	})
}

func TestAccAWSCloudWatchEventTarget_ssmDocument(t *testing.T) {
	var target events.Target
	rName := acctest.RandomWithPrefix("tf_ssm_Document")

	resource.Test(t, resource.TestCase{
		PreCheck:     func() { testAccPreCheck(t) },
		Providers:    testAccProviders,
		CheckDestroy: testAccCheckAWSCloudWatchEventTargetDestroy,
		Steps: []resource.TestStep{
			{
				Config: testAccAWSCloudWatchEventTargetConfigSsmDocument(rName),
				Check: resource.ComposeTestCheckFunc(
					testAccCheckCloudWatchEventTargetExists("aws_cloudwatch_event_target.test", &target),
				),
			},
		},
	})
}

func testAccCheckCloudWatchEventTargetExists(n string, rule *events.Target) resource.TestCheckFunc {
	return func(s *terraform.State) error {
		rs, ok := s.RootModule().Resources[n]
		if !ok {
			return fmt.Errorf("Not found: %s", n)
		}

		conn := testAccProvider.Meta().(*AWSClient).cloudwatcheventsconn
		t, err := findEventTargetById(rs.Primary.Attributes["target_id"],
			rs.Primary.Attributes["rule"], nil, conn)
		if err != nil {
			return fmt.Errorf("Event Target not found: %s", err)
		}

		*rule = *t

		return nil
	}
}

func testAccCheckAWSCloudWatchEventTargetDestroy(s *terraform.State) error {
	conn := testAccProvider.Meta().(*AWSClient).cloudwatcheventsconn

	for _, rs := range s.RootModule().Resources {
		if rs.Type != "aws_cloudwatch_event_target" {
			continue
		}

		t, err := findEventTargetById(rs.Primary.Attributes["target_id"],
			rs.Primary.Attributes["rule"], nil, conn)
		if err == nil {
			return fmt.Errorf("CloudWatch Event Target %q still exists: %s",
				rs.Primary.ID, t)
		}
	}

	return nil
}

var testAccAWSCloudWatchEventTargetConfig = `
resource "aws_cloudwatch_event_rule" "foo" {
	name = "tf-acc-cw-event-rule-basic"
	schedule_expression = "rate(1 hour)"
}

resource "aws_cloudwatch_event_target" "moobar" {
	rule = "${aws_cloudwatch_event_rule.foo.name}"
	target_id = "tf-acc-cw-target-basic"
	arn = "${aws_sns_topic.moon.arn}"
}

resource "aws_sns_topic" "moon" {
	name = "tf-acc-moon"
}
`

var testAccAWSCloudWatchEventTargetConfigMissingTargetId = `
resource "aws_cloudwatch_event_rule" "foo" {
	name = "tf-acc-cw-event-rule-missing-target-id"
	schedule_expression = "rate(1 hour)"
}

resource "aws_cloudwatch_event_target" "moobar" {
	rule = "${aws_cloudwatch_event_rule.foo.name}"
	arn = "${aws_sns_topic.moon.arn}"
}

resource "aws_sns_topic" "moon" {
	name = "tf-acc-moon"
}
`

var testAccAWSCloudWatchEventTargetConfigModified = `
resource "aws_cloudwatch_event_rule" "foo" {
	name = "tf-acc-cw-event-rule-basic"
	schedule_expression = "rate(1 hour)"
}

resource "aws_cloudwatch_event_target" "moobar" {
	rule = "${aws_cloudwatch_event_rule.foo.name}"
	target_id = "tf-acc-cw-target-modified"
	arn = "${aws_sns_topic.sun.arn}"
}

resource "aws_sns_topic" "sun" {
	name = "tf-acc-sun"
}
`

func testAccAWSCloudWatchEventTargetConfig_full(rName string) string {
	return fmt.Sprintf(`
resource "aws_cloudwatch_event_rule" "foo" {
    name = "tf-acc-cw-event-rule-full"
    schedule_expression = "rate(1 hour)"
    role_arn = "${aws_iam_role.role.arn}"
}

resource "aws_iam_role" "role" {
	name = "%s"
	assume_role_policy = <<POLICY
{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Action": "sts:AssumeRole",
      "Principal": {
        "Service": "events.amazonaws.com"
      },
      "Effect": "Allow",
      "Sid": ""
    }
  ]
}
POLICY
}

resource "aws_iam_role_policy" "test_policy" {
    name = "%s_policy"
    role = "${aws_iam_role.role.id}"
    policy = <<EOF
{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Action": [
        "kinesis:PutRecord",
        "kinesis:PutRecords"
      ],
      "Resource": [
        "*"
      ],
      "Effect": "Allow"
    }
  ]
}
EOF
}

resource "aws_cloudwatch_event_target" "foobar" {
	rule = "${aws_cloudwatch_event_rule.foo.name}"
	target_id = "tf-acc-cw-target-full"
	input = <<INPUT
{ "source": ["aws.cloudtrail"] }
INPUT
	arn = "${aws_kinesis_stream.test_stream.arn}"
}

resource "aws_kinesis_stream" "test_stream" {
    name = "%s_kinesis_test"
    shard_count = 1
}`, rName, rName, rName)
}

func testAccAWSCloudWatchEventTargetConfigSsmDocument(rName string) string {
	return fmt.Sprintf(`
resource "aws_ssm_document" "foo" {
  name = "%s"
  document_type = "Command"

  content = <<DOC
    {
      "schemaVersion": "1.2",
      "description": "Check ip configuration of a Linux instance.",
      "parameters": {

      },
      "runtimeConfig": {
        "aws:runShellScript": {
          "properties": [
            {
              "id": "0.aws:runShellScript",
              "runCommand": ["ifconfig"]
            }
          ]
        }
      }
    }
DOC
}

resource "aws_cloudwatch_event_rule" "console" {
  name        = "%s"
  description = "another_test"

  event_pattern = <<PATTERN
{
  "source": [
    "aws.autoscaling"
  ]
}
PATTERN
}

resource "aws_cloudwatch_event_target" "test" {

  arn = "${aws_ssm_document.foo.arn}"
  rule = "${aws_cloudwatch_event_rule.console.id}"
  role_arn = "${aws_iam_role.test_role.arn}"

  run_command_targets {
    key = "tag:Name"
    values = ["acceptance_test"]
  }
}

resource "aws_iam_role" "test_role" {
  name = "%s"

  assume_role_policy = <<EOF
{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Action": "sts:AssumeRole",
      "Principal": {
        "Service": "events.amazonaws.com"
      },
      "Effect": "Allow",
      "Sid": ""
    }
  ]
}
EOF
}

resource "aws_iam_role_policy" "test_policy" {
  name = "%s"
  role = "${aws_iam_role.test_role.id}"

  policy = <<EOF
{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Action": "ssm:*",
            "Effect": "Allow",
            "Resource": [
                "*"
            ]
        }
    ]
}
EOF
}`, rName, rName, rName, rName)
}