terraform/config/loader_test.go

642 lines
12 KiB
Go

package config
import (
"io/ioutil"
"path/filepath"
"reflect"
"strings"
"testing"
)
func TestIsEmptyDir(t *testing.T) {
val, err := IsEmptyDir(fixtureDir)
if err != nil {
t.Fatalf("err: %s", err)
}
if val {
t.Fatal("should not be empty")
}
}
func TestIsEmptyDir_noExist(t *testing.T) {
val, err := IsEmptyDir(filepath.Join(fixtureDir, "nopenopenope"))
if err != nil {
t.Fatalf("err: %s", err)
}
if !val {
t.Fatal("should be empty")
}
}
func TestIsEmptyDir_noConfigs(t *testing.T) {
val, err := IsEmptyDir(filepath.Join(fixtureDir, "dir-empty"))
if err != nil {
t.Fatalf("err: %s", err)
}
if !val {
t.Fatal("should be empty")
}
}
func TestLoadFile_badType(t *testing.T) {
_, err := LoadFile(filepath.Join(fixtureDir, "bad_type.tf.nope"))
if err == nil {
t.Fatal("should have error")
}
}
func TestLoadFileBasic(t *testing.T) {
c, err := LoadFile(filepath.Join(fixtureDir, "basic.tf"))
if err != nil {
t.Fatalf("err: %s", err)
}
if c == nil {
t.Fatal("config should not be nil")
}
if c.Dir != "" {
t.Fatalf("bad: %#v", c.Dir)
}
expectedAtlas := &AtlasConfig{Name: "mitchellh/foo"}
if !reflect.DeepEqual(c.Atlas, expectedAtlas) {
t.Fatalf("bad: %#v", c.Atlas)
}
actual := variablesStr(c.Variables)
if actual != strings.TrimSpace(basicVariablesStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = providerConfigsStr(c.ProviderConfigs)
if actual != strings.TrimSpace(basicProvidersStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = resourcesStr(c.Resources)
if actual != strings.TrimSpace(basicResourcesStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = outputsStr(c.Outputs)
if actual != strings.TrimSpace(basicOutputsStr) {
t.Fatalf("bad:\n%s", actual)
}
}
func TestLoadFileBasic_empty(t *testing.T) {
c, err := LoadFile(filepath.Join(fixtureDir, "empty.tf"))
if err != nil {
t.Fatalf("err: %s", err)
}
if c == nil {
t.Fatal("config should not be nil")
}
}
func TestLoadFileBasic_import(t *testing.T) {
// Skip because we disabled importing
t.Skip()
c, err := LoadFile(filepath.Join(fixtureDir, "import.tf"))
if err != nil {
t.Fatalf("err: %s", err)
}
if c == nil {
t.Fatal("config should not be nil")
}
actual := variablesStr(c.Variables)
if actual != strings.TrimSpace(importVariablesStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = providerConfigsStr(c.ProviderConfigs)
if actual != strings.TrimSpace(importProvidersStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = resourcesStr(c.Resources)
if actual != strings.TrimSpace(importResourcesStr) {
t.Fatalf("bad:\n%s", actual)
}
}
func TestLoadFileBasic_json(t *testing.T) {
c, err := LoadFile(filepath.Join(fixtureDir, "basic.tf.json"))
if err != nil {
t.Fatalf("err: %s", err)
}
if c == nil {
t.Fatal("config should not be nil")
}
if c.Dir != "" {
t.Fatalf("bad: %#v", c.Dir)
}
expectedAtlas := &AtlasConfig{Name: "mitchellh/foo"}
if !reflect.DeepEqual(c.Atlas, expectedAtlas) {
t.Fatalf("bad: %#v", c.Atlas)
}
actual := variablesStr(c.Variables)
if actual != strings.TrimSpace(basicVariablesStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = providerConfigsStr(c.ProviderConfigs)
if actual != strings.TrimSpace(basicProvidersStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = resourcesStr(c.Resources)
if actual != strings.TrimSpace(basicResourcesStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = outputsStr(c.Outputs)
if actual != strings.TrimSpace(basicOutputsStr) {
t.Fatalf("bad:\n%s", actual)
}
}
func TestLoadFileBasic_modules(t *testing.T) {
c, err := LoadFile(filepath.Join(fixtureDir, "modules.tf"))
if err != nil {
t.Fatalf("err: %s", err)
}
if c == nil {
t.Fatal("config should not be nil")
}
if c.Dir != "" {
t.Fatalf("bad: %#v", c.Dir)
}
actual := modulesStr(c.Modules)
if actual != strings.TrimSpace(modulesModulesStr) {
t.Fatalf("bad:\n%s", actual)
}
}
func TestLoadJSONBasic(t *testing.T) {
raw, err := ioutil.ReadFile(filepath.Join(fixtureDir, "basic.tf.json"))
if err != nil {
t.Fatalf("err: %s", err)
}
c, err := LoadJSON(raw)
if err != nil {
t.Fatalf("err: %s", err)
}
if c == nil {
t.Fatal("config should not be nil")
}
if c.Dir != "" {
t.Fatalf("bad: %#v", c.Dir)
}
expectedAtlas := &AtlasConfig{Name: "mitchellh/foo"}
if !reflect.DeepEqual(c.Atlas, expectedAtlas) {
t.Fatalf("bad: %#v", c.Atlas)
}
actual := variablesStr(c.Variables)
if actual != strings.TrimSpace(basicVariablesStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = providerConfigsStr(c.ProviderConfigs)
if actual != strings.TrimSpace(basicProvidersStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = resourcesStr(c.Resources)
if actual != strings.TrimSpace(basicResourcesStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = outputsStr(c.Outputs)
if actual != strings.TrimSpace(basicOutputsStr) {
t.Fatalf("bad:\n%s", actual)
}
}
func TestLoadFile_variables(t *testing.T) {
c, err := LoadFile(filepath.Join(fixtureDir, "variables.tf"))
if err != nil {
t.Fatalf("err: %s", err)
}
if c == nil {
t.Fatal("config should not be nil")
}
if c.Dir != "" {
t.Fatalf("bad: %#v", c.Dir)
}
actual := variablesStr(c.Variables)
if actual != strings.TrimSpace(variablesVariablesStr) {
t.Fatalf("bad:\n%s", actual)
}
}
func TestLoadDir_basic(t *testing.T) {
dir := filepath.Join(fixtureDir, "dir-basic")
c, err := LoadDir(dir)
if err != nil {
t.Fatalf("err: %s", err)
}
if c == nil {
t.Fatal("config should not be nil")
}
dirAbs, err := filepath.Abs(dir)
if err != nil {
t.Fatalf("err: %s", err)
}
if c.Dir != dirAbs {
t.Fatalf("bad: %#v", c.Dir)
}
actual := variablesStr(c.Variables)
if actual != strings.TrimSpace(dirBasicVariablesStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = providerConfigsStr(c.ProviderConfigs)
if actual != strings.TrimSpace(dirBasicProvidersStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = resourcesStr(c.Resources)
if actual != strings.TrimSpace(dirBasicResourcesStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = outputsStr(c.Outputs)
if actual != strings.TrimSpace(dirBasicOutputsStr) {
t.Fatalf("bad:\n%s", actual)
}
}
func TestLoadDir_file(t *testing.T) {
_, err := LoadDir(filepath.Join(fixtureDir, "variables.tf"))
if err == nil {
t.Fatal("should error")
}
}
func TestLoadDir_noConfigs(t *testing.T) {
_, err := LoadDir(filepath.Join(fixtureDir, "dir-empty"))
if err == nil {
t.Fatal("should error")
}
}
func TestLoadDir_noMerge(t *testing.T) {
c, err := LoadDir(filepath.Join(fixtureDir, "dir-merge"))
if err != nil {
t.Fatalf("err: %s", err)
}
if c == nil {
t.Fatal("config should not be nil")
}
if err := c.Validate(); err == nil {
t.Fatal("should not be valid")
}
}
func TestLoadDir_override(t *testing.T) {
c, err := LoadDir(filepath.Join(fixtureDir, "dir-override"))
if err != nil {
t.Fatalf("err: %s", err)
}
if c == nil {
t.Fatal("config should not be nil")
}
actual := variablesStr(c.Variables)
if actual != strings.TrimSpace(dirOverrideVariablesStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = providerConfigsStr(c.ProviderConfigs)
if actual != strings.TrimSpace(dirOverrideProvidersStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = resourcesStr(c.Resources)
if actual != strings.TrimSpace(dirOverrideResourcesStr) {
t.Fatalf("bad:\n%s", actual)
}
actual = outputsStr(c.Outputs)
if actual != strings.TrimSpace(dirOverrideOutputsStr) {
t.Fatalf("bad:\n%s", actual)
}
}
func TestLoadFile_provisioners(t *testing.T) {
c, err := LoadFile(filepath.Join(fixtureDir, "provisioners.tf"))
if err != nil {
t.Fatalf("err: %s", err)
}
if c == nil {
t.Fatal("config should not be nil")
}
actual := resourcesStr(c.Resources)
if actual != strings.TrimSpace(provisionerResourcesStr) {
t.Fatalf("bad:\n%s", actual)
}
}
func TestLoadFile_connections(t *testing.T) {
c, err := LoadFile(filepath.Join(fixtureDir, "connection.tf"))
if err != nil {
t.Fatalf("err: %s", err)
}
if c == nil {
t.Fatal("config should not be nil")
}
actual := resourcesStr(c.Resources)
if actual != strings.TrimSpace(connectionResourcesStr) {
t.Fatalf("bad:\n%s", actual)
}
// Check for the connection info
r := c.Resources[0]
if r.Name != "web" && r.Type != "aws_instance" {
t.Fatalf("Bad: %#v", r)
}
p1 := r.Provisioners[0]
if p1.ConnInfo == nil || len(p1.ConnInfo.Raw) != 2 {
t.Fatalf("Bad: %#v", p1.ConnInfo)
}
if p1.ConnInfo.Raw["user"] != "nobody" {
t.Fatalf("Bad: %#v", p1.ConnInfo)
}
p2 := r.Provisioners[1]
if p2.ConnInfo == nil || len(p2.ConnInfo.Raw) != 2 {
t.Fatalf("Bad: %#v", p2.ConnInfo)
}
if p2.ConnInfo.Raw["user"] != "root" {
t.Fatalf("Bad: %#v", p2.ConnInfo)
}
}
func TestLoadFile_createBeforeDestroy(t *testing.T) {
c, err := LoadFile(filepath.Join(fixtureDir, "create-before-destroy.tf"))
if err != nil {
t.Fatalf("err: %s", err)
}
if c == nil {
t.Fatal("config should not be nil")
}
actual := resourcesStr(c.Resources)
if actual != strings.TrimSpace(createBeforeDestroyResourcesStr) {
t.Fatalf("bad:\n%s", actual)
}
// Check for the flag value
r := c.Resources[0]
if r.Name != "web" && r.Type != "aws_instance" {
t.Fatalf("Bad: %#v", r)
}
// Should enable create before destroy
if !r.Lifecycle.CreateBeforeDestroy {
t.Fatalf("Bad: %#v", r)
}
r = c.Resources[1]
if r.Name != "bar" && r.Type != "aws_instance" {
t.Fatalf("Bad: %#v", r)
}
// Should not enable create before destroy
if r.Lifecycle.CreateBeforeDestroy {
t.Fatalf("Bad: %#v", r)
}
}
func TestLoadDir_temporary_files(t *testing.T) {
_, err := LoadDir(filepath.Join(fixtureDir, "dir-temporary-files"))
if err == nil {
t.Fatalf("Expected to see an error stating no config files found")
}
}
const basicOutputsStr = `
web_ip
vars
resource: aws_instance.web.private_ip
`
const basicProvidersStr = `
aws
access_key
secret_key
do
api_key
vars
user: var.foo
`
const basicResourcesStr = `
aws_instance[db] (x1)
VPC
security_groups
provisioners
file
destination
source
dependsOn
aws_instance.web
vars
resource: aws_security_group.firewall.*.id
aws_instance[web] (x1)
ami
network_interface
security_groups
provisioners
file
destination
source
vars
resource: aws_security_group.firewall.foo
user: var.foo
aws_security_group[firewall] (x5)
`
const basicVariablesStr = `
foo
bar
bar
`
const dirBasicOutputsStr = `
web_ip
vars
resource: aws_instance.web.private_ip
`
const dirBasicProvidersStr = `
aws
access_key
secret_key
do
api_key
vars
user: var.foo
`
const dirBasicResourcesStr = `
aws_instance[db] (x1)
security_groups
vars
resource: aws_security_group.firewall.*.id
aws_instance[web] (x1)
ami
network_interface
security_groups
vars
resource: aws_security_group.firewall.foo
user: var.foo
aws_security_group[firewall] (x5)
`
const dirBasicVariablesStr = `
foo
bar
bar
`
const dirOverrideOutputsStr = `
web_ip
vars
resource: aws_instance.web.private_ip
`
const dirOverrideProvidersStr = `
aws
access_key
secret_key
do
api_key
vars
user: var.foo
`
const dirOverrideResourcesStr = `
aws_instance[db] (x1)
ami
security_groups
aws_instance[web] (x1)
ami
foo
network_interface
security_groups
vars
resource: aws_security_group.firewall.foo
user: var.foo
aws_security_group[firewall] (x5)
`
const dirOverrideVariablesStr = `
foo
bar
bar
`
const importProvidersStr = `
aws
bar
foo
`
const importResourcesStr = `
aws_security_group[db] (x1)
aws_security_group[web] (x1)
`
const importVariablesStr = `
bar (required)
<>
<>
foo
bar
bar
`
const modulesModulesStr = `
bar
source = baz
memory
`
const provisionerResourcesStr = `
aws_instance[web] (x1)
ami
security_groups
provisioners
shell
path
vars
resource: aws_security_group.firewall.foo
user: var.foo
`
const connectionResourcesStr = `
aws_instance[web] (x1)
ami
security_groups
provisioners
shell
path
shell
path
vars
resource: aws_security_group.firewall.foo
user: var.foo
`
const variablesVariablesStr = `
bar
<>
<>
baz
foo
<>
foo (required)
<>
<>
`
const createBeforeDestroyResourcesStr = `
aws_instance[bar] (x1)
ami
aws_instance[web] (x1)
ami
`