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terrastache_test.go
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terrastache_test.go
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package main
import (
"strings"
"testing"
)
const template = `
{{^sg_elb}}
resource "aws_security_group" "sg_elb" {
name = "${var.service_name}-elb-${var.service_env}"
description = "${var.service_name} service ${var.service_env} ELB"
vpc_id = "${var.vpc_id}"
# Allow internal inbound HTTP access over port 80
ingress {
from_port = 80
to_port = 80
protocol = "tcp"
cidr_blocks = ["10.0.0.0/8", "172.16.0.0/12"]
}
# Allow all outbound traffic
egress {
from_port = 0
to_port = 0
protocol = -1
cidr_blocks = ["0.0.0.0/0"]
}
lifecycle {
create_before_destroy = true
}
}
{{/sg_elb}}
resource "aws_elb" "web" {
{{^sg_elb}}
depends_on = ["aws_security_group.sg_elb"]
{{/sg_elb}}
name = "${var.service_name}-elb-${var.service_env}"
subnets = ["${split(",", var.subnet_ids)}"]
{{#sg_elb}}
security_groups = ["{{{sg_elb}}}"]
{{/sg_elb}}
{{^sg_elb}}
security_groups = ["${aws_security_group.sg_elb.id}"]
{{/sg_elb}}
cross_zone_load_balancing = true
idle_timeout = 60
connection_draining = true
connection_draining_timeout = 15
listener {
instance_port = "${var.service_web_port}"
instance_protocol = "http"
lb_port = 80
lb_protocol = "http"
}
}
`
func TestRenderTemplate(t *testing.T) {
rendered, err := renderTemplate(template, map[string]interface{}{})
if err != nil {
t.Fatal(err)
}
expected := `
resource "aws_security_group" "sg_elb" {
name = "${var.service_name}-elb-${var.service_env}"
description = "${var.service_name} service ${var.service_env} ELB"
vpc_id = "${var.vpc_id}"
# Allow internal inbound HTTP access over port 80
ingress {
from_port = 80
to_port = 80
protocol = "tcp"
cidr_blocks = ["10.0.0.0/8", "172.16.0.0/12"]
}
# Allow all outbound traffic
egress {
from_port = 0
to_port = 0
protocol = -1
cidr_blocks = ["0.0.0.0/0"]
}
lifecycle {
create_before_destroy = true
}
}
resource "aws_elb" "web" {
depends_on = ["aws_security_group.sg_elb"]
name = "${var.service_name}-elb-${var.service_env}"
subnets = ["${split(",", var.subnet_ids)}"]
security_groups = ["${aws_security_group.sg_elb.id}"]
cross_zone_load_balancing = true
idle_timeout = 60
connection_draining = true
connection_draining_timeout = 15
listener {
instance_port = "${var.service_web_port}"
instance_protocol = "http"
lb_port = 80
lb_protocol = "http"
}
}
`
expected = strings.TrimSpace(expected)
rendered = strings.TrimSpace(rendered)
if expected != rendered {
t.Errorf("Expected:\n%s\n\nActual:\n%s\n", expected, rendered)
}
}
func TestRenderTemplateWithSG(t *testing.T) {
rendered, err := renderTemplate(template, map[string]interface{}{"sg_elb": "sg-blah"})
if err != nil {
t.Fatal(err)
}
expected := `
resource "aws_elb" "web" {
name = "${var.service_name}-elb-${var.service_env}"
subnets = ["${split(",", var.subnet_ids)}"]
security_groups = ["sg-blah"]
cross_zone_load_balancing = true
idle_timeout = 60
connection_draining = true
connection_draining_timeout = 15
listener {
instance_port = "${var.service_web_port}"
instance_protocol = "http"
lb_port = 80
lb_protocol = "http"
}
}
`
expected = strings.TrimSpace(expected)
rendered = strings.TrimSpace(rendered)
if expected != rendered {
t.Errorf("Expected:\n%s\n\nActual:\n%s\n", expected, rendered)
}
}