terraform/config/config_test.go

125 lines
2.3 KiB
Go

package config
import (
"path/filepath"
"reflect"
"strings"
"testing"
)
// This is the directory where our test fixtures are.
const fixtureDir = "./test-fixtures"
func TestConfigResourceGraph(t *testing.T) {
c, err := Load(filepath.Join(fixtureDir, "resource_graph.tf"))
if err != nil {
t.Fatalf("err: %s", err)
}
graph := c.ResourceGraph()
if err := graph.Validate(); err != nil {
t.Fatalf("err: %s", err)
}
actual := strings.TrimSpace(graph.String())
expected := resourceGraphValue
if actual != strings.TrimSpace(expected) {
t.Fatalf("bad:\n%s", actual)
}
}
func TestNewResourceVariable(t *testing.T) {
v, err := NewResourceVariable("foo.bar.baz")
if err != nil {
t.Fatalf("err: %s", err)
}
if v.Type != "foo" {
t.Fatalf("bad: %#v", v)
}
if v.Name != "bar" {
t.Fatalf("bad: %#v", v)
}
if v.Field != "baz" {
t.Fatalf("bad: %#v", v)
}
if v.FullKey() != "foo.bar.baz" {
t.Fatalf("bad: %#v", v)
}
}
func TestNewUserVariable(t *testing.T) {
v, err := NewUserVariable("var.bar")
if err != nil {
t.Fatalf("err: %s", err)
}
if v.Name != "bar" {
t.Fatalf("bad: %#v", v.Name)
}
if v.FullKey() != "var.bar" {
t.Fatalf("bad: %#v", v)
}
}
func TestResourceReplaceVariables(t *testing.T) {
r := &Resource{
Name: "foo",
Type: "bar",
Config: map[string]interface{}{
"foo": "${var.bar}",
},
}
values := map[string]string{
"var.bar": "value",
}
r2 := r.ReplaceVariables(values)
expected := &Resource{
Name: "foo",
Type: "bar",
Config: map[string]interface{}{
"foo": "value",
},
}
if !reflect.DeepEqual(r2, expected) {
t.Fatalf("bad: %#v", r2)
}
/*
TODO(mitchellh): Eventually, preserve original config...
expectedOriginal := &Resource{
Name: "foo",
Type: "bar",
Config: map[string]interface{}{
"foo": "${var.bar}",
},
}
if !reflect.DeepEqual(r, expectedOriginal) {
t.Fatalf("bad: %#v", r)
}
*/
}
const resourceGraphValue = `
root: root
root -> aws_security_group.firewall
root -> aws_instance.web
root -> aws_load_balancer.weblb
aws_security_group.firewall
aws_instance.web
aws_instance.web -> aws_security_group.firewall
aws_load_balancer.weblb
aws_load_balancer.weblb -> aws_instance.web
root
root -> aws_security_group.firewall
root -> aws_instance.web
root -> aws_load_balancer.weblb
`