terraform/helper/schema/schema_test.go

2826 lines
49 KiB
Go

package schema
import (
"bytes"
"fmt"
"os"
"reflect"
"testing"
"github.com/hashicorp/terraform/config"
"github.com/hashicorp/terraform/config/lang/ast"
"github.com/hashicorp/terraform/helper/hashcode"
"github.com/hashicorp/terraform/terraform"
)
func TestEnvDefaultFunc(t *testing.T) {
key := "TF_TEST_ENV_DEFAULT_FUNC"
defer os.Unsetenv(key)
f := EnvDefaultFunc(key, "42")
if err := os.Setenv(key, "foo"); err != nil {
t.Fatalf("err: %s", err)
}
actual, err := f()
if err != nil {
t.Fatalf("err: %s", err)
}
if actual != "foo" {
t.Fatalf("bad: %#v", actual)
}
if err := os.Unsetenv(key); err != nil {
t.Fatalf("err: %s", err)
}
actual, err = f()
if err != nil {
t.Fatalf("err: %s", err)
}
if actual != "42" {
t.Fatalf("bad: %#v", actual)
}
}
func TestMultiEnvDefaultFunc(t *testing.T) {
keys := []string{
"TF_TEST_MULTI_ENV_DEFAULT_FUNC1",
"TF_TEST_MULTI_ENV_DEFAULT_FUNC2",
}
defer func() {
for _, k := range keys {
os.Unsetenv(k)
}
}()
// Test that the first key is returned first
f := MultiEnvDefaultFunc(keys, "42")
if err := os.Setenv(keys[0], "foo"); err != nil {
t.Fatalf("err: %s", err)
}
actual, err := f()
if err != nil {
t.Fatalf("err: %s", err)
}
if actual != "foo" {
t.Fatalf("bad: %#v", actual)
}
if err := os.Unsetenv(keys[0]); err != nil {
t.Fatalf("err: %s", err)
}
// Test that the second key is returned if the first one is empty
f = MultiEnvDefaultFunc(keys, "42")
if err := os.Setenv(keys[1], "foo"); err != nil {
t.Fatalf("err: %s", err)
}
actual, err = f()
if err != nil {
t.Fatalf("err: %s", err)
}
if actual != "foo" {
t.Fatalf("bad: %#v", actual)
}
if err := os.Unsetenv(keys[1]); err != nil {
t.Fatalf("err: %s", err)
}
// Test that the default value is returned when no keys are set
actual, err = f()
if err != nil {
t.Fatalf("err: %s", err)
}
if actual != "42" {
t.Fatalf("bad: %#v", actual)
}
}
func TestValueType_Zero(t *testing.T) {
cases := []struct {
Type ValueType
Value interface{}
}{
{TypeBool, false},
{TypeInt, 0},
{TypeFloat, 0.0},
{TypeString, ""},
{TypeList, []interface{}{}},
{TypeMap, map[string]interface{}{}},
{TypeSet, nil},
}
for i, tc := range cases {
actual := tc.Type.Zero()
if !reflect.DeepEqual(actual, tc.Value) {
t.Fatalf("%d: %#v != %#v", i, actual, tc.Value)
}
}
}
func TestSchemaMap_Diff(t *testing.T) {
cases := []struct {
Schema map[string]*Schema
State *terraform.InstanceState
Config map[string]interface{}
ConfigVariables map[string]string
Diff *terraform.InstanceDiff
Err bool
}{
/*
* String decode
*/
// #0
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
Computed: true,
ForceNew: true,
},
},
State: nil,
Config: map[string]interface{}{
"availability_zone": "foo",
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"availability_zone": &terraform.ResourceAttrDiff{
Old: "",
New: "foo",
RequiresNew: true,
},
},
},
Err: false,
},
// #1
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
Computed: true,
ForceNew: true,
},
},
State: nil,
Config: map[string]interface{}{},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"availability_zone": &terraform.ResourceAttrDiff{
Old: "",
NewComputed: true,
RequiresNew: true,
},
},
},
Err: false,
},
// #2
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
Computed: true,
ForceNew: true,
},
},
State: &terraform.InstanceState{
ID: "foo",
},
Config: map[string]interface{}{},
Diff: nil,
Err: false,
},
// #3 Computed, but set in config
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
Computed: true,
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"availability_zone": "foo",
},
},
Config: map[string]interface{}{
"availability_zone": "bar",
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"availability_zone": &terraform.ResourceAttrDiff{
Old: "foo",
New: "bar",
},
},
},
Err: false,
},
// #4 Default
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
Default: "foo",
},
},
State: nil,
Config: nil,
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"availability_zone": &terraform.ResourceAttrDiff{
Old: "",
New: "foo",
},
},
},
Err: false,
},
// #5 DefaultFunc, value
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
DefaultFunc: func() (interface{}, error) {
return "foo", nil
},
},
},
State: nil,
Config: nil,
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"availability_zone": &terraform.ResourceAttrDiff{
Old: "",
New: "foo",
},
},
},
Err: false,
},
// #6 DefaultFunc, configuration set
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
DefaultFunc: func() (interface{}, error) {
return "foo", nil
},
},
},
State: nil,
Config: map[string]interface{}{
"availability_zone": "bar",
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"availability_zone": &terraform.ResourceAttrDiff{
Old: "",
New: "bar",
},
},
},
Err: false,
},
// #7 String with StateFunc
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
Computed: true,
StateFunc: func(a interface{}) string {
return a.(string) + "!"
},
},
},
State: nil,
Config: map[string]interface{}{
"availability_zone": "foo",
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"availability_zone": &terraform.ResourceAttrDiff{
Old: "",
New: "foo!",
NewExtra: "foo",
},
},
},
Err: false,
},
// #8 Variable (just checking)
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
},
},
State: nil,
Config: map[string]interface{}{
"availability_zone": "${var.foo}",
},
ConfigVariables: map[string]string{
"var.foo": "bar",
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"availability_zone": &terraform.ResourceAttrDiff{
Old: "",
New: "bar",
},
},
},
Err: false,
},
// #9 Variable computed
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
},
},
State: nil,
Config: map[string]interface{}{
"availability_zone": "${var.foo}",
},
ConfigVariables: map[string]string{
"var.foo": config.UnknownVariableValue,
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"availability_zone": &terraform.ResourceAttrDiff{
Old: "",
New: "${var.foo}",
},
},
},
Err: false,
},
/*
* Int decode
*/
// #10
{
Schema: map[string]*Schema{
"port": &Schema{
Type: TypeInt,
Optional: true,
Computed: true,
ForceNew: true,
},
},
State: nil,
Config: map[string]interface{}{
"port": 27,
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"port": &terraform.ResourceAttrDiff{
Old: "",
New: "27",
RequiresNew: true,
},
},
},
Err: false,
},
/*
* Bool decode
*/
// #11
{
Schema: map[string]*Schema{
"port": &Schema{
Type: TypeBool,
Optional: true,
Computed: true,
ForceNew: true,
},
},
State: nil,
Config: map[string]interface{}{
"port": false,
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"port": &terraform.ResourceAttrDiff{
Old: "",
New: "0",
RequiresNew: true,
},
},
},
Err: false,
},
/*
* Bool
*/
// #12
{
Schema: map[string]*Schema{
"delete": &Schema{
Type: TypeBool,
Optional: true,
Default: false,
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"delete": "false",
},
},
Config: nil,
Diff: nil,
Err: false,
},
/*
* List decode
*/
// #13
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeList,
Required: true,
Elem: &Schema{Type: TypeInt},
},
},
State: nil,
Config: map[string]interface{}{
"ports": []interface{}{1, 2, 5},
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"ports.#": &terraform.ResourceAttrDiff{
Old: "0",
New: "3",
},
"ports.0": &terraform.ResourceAttrDiff{
Old: "",
New: "1",
},
"ports.1": &terraform.ResourceAttrDiff{
Old: "",
New: "2",
},
"ports.2": &terraform.ResourceAttrDiff{
Old: "",
New: "5",
},
},
},
Err: false,
},
// #14
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeList,
Required: true,
Elem: &Schema{Type: TypeInt},
},
},
State: nil,
Config: map[string]interface{}{
"ports": []interface{}{1, "${var.foo}"},
},
ConfigVariables: map[string]string{
"var.foo": "2" + config.InterpSplitDelim + "5",
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"ports.#": &terraform.ResourceAttrDiff{
Old: "0",
New: "3",
},
"ports.0": &terraform.ResourceAttrDiff{
Old: "",
New: "1",
},
"ports.1": &terraform.ResourceAttrDiff{
Old: "",
New: "2",
},
"ports.2": &terraform.ResourceAttrDiff{
Old: "",
New: "5",
},
},
},
Err: false,
},
// #15
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeList,
Required: true,
Elem: &Schema{Type: TypeInt},
},
},
State: nil,
Config: map[string]interface{}{
"ports": []interface{}{1, "${var.foo}"},
},
ConfigVariables: map[string]string{
"var.foo": config.UnknownVariableValue +
config.InterpSplitDelim + "5",
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"ports.#": &terraform.ResourceAttrDiff{
Old: "0",
New: "",
NewComputed: true,
},
},
},
Err: false,
},
// #16
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeList,
Required: true,
Elem: &Schema{Type: TypeInt},
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"ports.#": "3",
"ports.0": "1",
"ports.1": "2",
"ports.2": "5",
},
},
Config: map[string]interface{}{
"ports": []interface{}{1, 2, 5},
},
Diff: nil,
Err: false,
},
// #17
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeList,
Required: true,
Elem: &Schema{Type: TypeInt},
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"ports.#": "2",
"ports.0": "1",
"ports.1": "2",
},
},
Config: map[string]interface{}{
"ports": []interface{}{1, 2, 5},
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"ports.#": &terraform.ResourceAttrDiff{
Old: "2",
New: "3",
},
"ports.2": &terraform.ResourceAttrDiff{
Old: "",
New: "5",
},
},
},
Err: false,
},
// #18
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeList,
Required: true,
Elem: &Schema{Type: TypeInt},
ForceNew: true,
},
},
State: nil,
Config: map[string]interface{}{
"ports": []interface{}{1, 2, 5},
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"ports.#": &terraform.ResourceAttrDiff{
Old: "0",
New: "3",
RequiresNew: true,
},
"ports.0": &terraform.ResourceAttrDiff{
Old: "",
New: "1",
RequiresNew: true,
},
"ports.1": &terraform.ResourceAttrDiff{
Old: "",
New: "2",
RequiresNew: true,
},
"ports.2": &terraform.ResourceAttrDiff{
Old: "",
New: "5",
RequiresNew: true,
},
},
},
Err: false,
},
// #19
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeList,
Optional: true,
Computed: true,
Elem: &Schema{Type: TypeInt},
},
},
State: nil,
Config: map[string]interface{}{},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"ports.#": &terraform.ResourceAttrDiff{
Old: "",
NewComputed: true,
},
},
},
Err: false,
},
/*
* Set
*/
// #20
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeSet,
Required: true,
Elem: &Schema{Type: TypeInt},
Set: func(a interface{}) int {
return a.(int)
},
},
},
State: nil,
Config: map[string]interface{}{
"ports": []interface{}{5, 2, 1},
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"ports.#": &terraform.ResourceAttrDiff{
Old: "0",
New: "3",
},
"ports.1": &terraform.ResourceAttrDiff{
Old: "",
New: "1",
},
"ports.2": &terraform.ResourceAttrDiff{
Old: "",
New: "2",
},
"ports.5": &terraform.ResourceAttrDiff{
Old: "",
New: "5",
},
},
},
Err: false,
},
// #21
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeSet,
Computed: true,
Required: true,
Elem: &Schema{Type: TypeInt},
Set: func(a interface{}) int {
return a.(int)
},
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"ports.#": "0",
},
},
Config: nil,
Diff: nil,
Err: false,
},
// #22
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeSet,
Optional: true,
Computed: true,
Elem: &Schema{Type: TypeInt},
Set: func(a interface{}) int {
return a.(int)
},
},
},
State: nil,
Config: nil,
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"ports.#": &terraform.ResourceAttrDiff{
Old: "",
NewComputed: true,
},
},
},
Err: false,
},
// #23
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeSet,
Required: true,
Elem: &Schema{Type: TypeInt},
Set: func(a interface{}) int {
return a.(int)
},
},
},
State: nil,
Config: map[string]interface{}{
"ports": []interface{}{"${var.foo}", 1},
},
ConfigVariables: map[string]string{
"var.foo": "2" + config.InterpSplitDelim + "5",
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"ports.#": &terraform.ResourceAttrDiff{
Old: "0",
New: "3",
},
"ports.1": &terraform.ResourceAttrDiff{
Old: "",
New: "1",
},
"ports.2": &terraform.ResourceAttrDiff{
Old: "",
New: "2",
},
"ports.5": &terraform.ResourceAttrDiff{
Old: "",
New: "5",
},
},
},
Err: false,
},
// #24
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeSet,
Required: true,
Elem: &Schema{Type: TypeInt},
Set: func(a interface{}) int {
return a.(int)
},
},
},
State: nil,
Config: map[string]interface{}{
"ports": []interface{}{1, "${var.foo}"},
},
ConfigVariables: map[string]string{
"var.foo": config.UnknownVariableValue +
config.InterpSplitDelim + "5",
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"ports.#": &terraform.ResourceAttrDiff{
Old: "",
New: "",
NewComputed: true,
},
},
},
Err: false,
},
// #25
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeSet,
Required: true,
Elem: &Schema{Type: TypeInt},
Set: func(a interface{}) int {
return a.(int)
},
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"ports.#": "2",
"ports.1": "1",
"ports.2": "2",
},
},
Config: map[string]interface{}{
"ports": []interface{}{5, 2, 1},
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"ports.#": &terraform.ResourceAttrDiff{
Old: "2",
New: "3",
},
"ports.1": &terraform.ResourceAttrDiff{
Old: "1",
New: "1",
},
"ports.2": &terraform.ResourceAttrDiff{
Old: "2",
New: "2",
},
"ports.5": &terraform.ResourceAttrDiff{
Old: "",
New: "5",
},
},
},
Err: false,
},
// #26
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeSet,
Required: true,
Elem: &Schema{Type: TypeInt},
Set: func(a interface{}) int {
return a.(int)
},
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"ports.#": "2",
"ports.1": "1",
"ports.2": "2",
},
},
Config: map[string]interface{}{},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"ports.#": &terraform.ResourceAttrDiff{
Old: "2",
New: "0",
},
},
},
Err: false,
},
// #27
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeSet,
Optional: true,
Computed: true,
Elem: &Schema{Type: TypeInt},
Set: func(a interface{}) int {
return a.(int)
},
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"availability_zone": "bar",
"ports.#": "1",
"ports.80": "80",
},
},
Config: map[string]interface{}{},
Diff: nil,
Err: false,
},
// #28
{
Schema: map[string]*Schema{
"ingress": &Schema{
Type: TypeSet,
Required: true,
Elem: &Resource{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeList,
Optional: true,
Elem: &Schema{Type: TypeInt},
},
},
},
Set: func(v interface{}) int {
m := v.(map[string]interface{})
ps := m["ports"].([]interface{})
result := 0
for _, p := range ps {
result += p.(int)
}
return result
},
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"ingress.#": "2",
"ingress.80.ports.#": "1",
"ingress.80.ports.0": "80",
"ingress.443.ports.#": "1",
"ingress.443.ports.0": "443",
},
},
Config: map[string]interface{}{
"ingress": []map[string]interface{}{
map[string]interface{}{
"ports": []interface{}{443},
},
map[string]interface{}{
"ports": []interface{}{80},
},
},
},
Diff: nil,
Err: false,
},
/*
* List of structure decode
*/
// #29
{
Schema: map[string]*Schema{
"ingress": &Schema{
Type: TypeList,
Required: true,
Elem: &Resource{
Schema: map[string]*Schema{
"from": &Schema{
Type: TypeInt,
Required: true,
},
},
},
},
},
State: nil,
Config: map[string]interface{}{
"ingress": []interface{}{
map[string]interface{}{
"from": 8080,
},
},
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"ingress.#": &terraform.ResourceAttrDiff{
Old: "0",
New: "1",
},
"ingress.0.from": &terraform.ResourceAttrDiff{
Old: "",
New: "8080",
},
},
},
Err: false,
},
/*
* ComputedWhen
*/
// #30
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Computed: true,
ComputedWhen: []string{"port"},
},
"port": &Schema{
Type: TypeInt,
Optional: true,
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"availability_zone": "foo",
"port": "80",
},
},
Config: map[string]interface{}{
"port": 80,
},
Diff: nil,
Err: false,
},
// #31
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Computed: true,
ComputedWhen: []string{"port"},
},
"port": &Schema{
Type: TypeInt,
Optional: true,
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"port": "80",
},
},
Config: map[string]interface{}{
"port": 80,
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"availability_zone": &terraform.ResourceAttrDiff{
NewComputed: true,
},
},
},
Err: false,
},
/* TODO
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Computed: true,
ComputedWhen: []string{"port"},
},
"port": &Schema{
Type: TypeInt,
Optional: true,
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"availability_zone": "foo",
"port": "80",
},
},
Config: map[string]interface{}{
"port": 8080,
},
Diff: &terraform.ResourceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"availability_zone": &terraform.ResourceAttrDiff{
Old: "foo",
NewComputed: true,
},
"port": &terraform.ResourceAttrDiff{
Old: "80",
New: "8080",
},
},
},
Err: false,
},
*/
/*
* Maps
*/
// #32
{
Schema: map[string]*Schema{
"config_vars": &Schema{
Type: TypeMap,
},
},
State: nil,
Config: map[string]interface{}{
"config_vars": []interface{}{
map[string]interface{}{
"bar": "baz",
},
},
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"config_vars.#": &terraform.ResourceAttrDiff{
Old: "0",
New: "1",
},
"config_vars.bar": &terraform.ResourceAttrDiff{
Old: "",
New: "baz",
},
},
},
Err: false,
},
// #33
{
Schema: map[string]*Schema{
"config_vars": &Schema{
Type: TypeMap,
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"config_vars.foo": "bar",
},
},
Config: map[string]interface{}{
"config_vars": []interface{}{
map[string]interface{}{
"bar": "baz",
},
},
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"config_vars.foo": &terraform.ResourceAttrDiff{
Old: "bar",
NewRemoved: true,
},
"config_vars.bar": &terraform.ResourceAttrDiff{
Old: "",
New: "baz",
},
},
},
Err: false,
},
// #34
{
Schema: map[string]*Schema{
"vars": &Schema{
Type: TypeMap,
Optional: true,
Computed: true,
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"vars.foo": "bar",
},
},
Config: map[string]interface{}{
"vars": []interface{}{
map[string]interface{}{
"bar": "baz",
},
},
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"vars.foo": &terraform.ResourceAttrDiff{
Old: "bar",
New: "",
NewRemoved: true,
},
"vars.bar": &terraform.ResourceAttrDiff{
Old: "",
New: "baz",
},
},
},
Err: false,
},
// #35
{
Schema: map[string]*Schema{
"vars": &Schema{
Type: TypeMap,
Computed: true,
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"vars.foo": "bar",
},
},
Config: nil,
Diff: nil,
Err: false,
},
// #36
{
Schema: map[string]*Schema{
"config_vars": &Schema{
Type: TypeList,
Elem: &Schema{Type: TypeMap},
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"config_vars.#": "1",
"config_vars.0.foo": "bar",
},
},
Config: map[string]interface{}{
"config_vars": []interface{}{
map[string]interface{}{
"bar": "baz",
},
},
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"config_vars.0.foo": &terraform.ResourceAttrDiff{
Old: "bar",
NewRemoved: true,
},
"config_vars.0.bar": &terraform.ResourceAttrDiff{
Old: "",
New: "baz",
},
},
},
Err: false,
},
// #37
{
Schema: map[string]*Schema{
"config_vars": &Schema{
Type: TypeList,
Elem: &Schema{Type: TypeMap},
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"config_vars.#": "1",
"config_vars.0.foo": "bar",
"config_vars.0.bar": "baz",
},
},
Config: map[string]interface{}{},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"config_vars.#": &terraform.ResourceAttrDiff{
Old: "1",
New: "0",
},
"config_vars.0.#": &terraform.ResourceAttrDiff{
Old: "2",
New: "0",
},
"config_vars.0.foo": &terraform.ResourceAttrDiff{
Old: "bar",
NewRemoved: true,
},
"config_vars.0.bar": &terraform.ResourceAttrDiff{
Old: "baz",
NewRemoved: true,
},
},
},
Err: false,
},
/*
* ForceNews
*/
// #38
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
ForceNew: true,
},
"address": &Schema{
Type: TypeString,
Optional: true,
Computed: true,
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"availability_zone": "bar",
"address": "foo",
},
},
Config: map[string]interface{}{
"availability_zone": "foo",
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"availability_zone": &terraform.ResourceAttrDiff{
Old: "bar",
New: "foo",
RequiresNew: true,
},
"address": &terraform.ResourceAttrDiff{
Old: "foo",
New: "",
NewComputed: true,
},
},
},
Err: false,
},
// #39 Set
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
ForceNew: true,
},
"ports": &Schema{
Type: TypeSet,
Optional: true,
Computed: true,
Elem: &Schema{Type: TypeInt},
Set: func(a interface{}) int {
return a.(int)
},
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"availability_zone": "bar",
"ports.#": "1",
"ports.80": "80",
},
},
Config: map[string]interface{}{
"availability_zone": "foo",
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"availability_zone": &terraform.ResourceAttrDiff{
Old: "bar",
New: "foo",
RequiresNew: true,
},
"ports.#": &terraform.ResourceAttrDiff{
Old: "1",
New: "",
NewComputed: true,
},
},
},
Err: false,
},
// #40 Set
{
Schema: map[string]*Schema{
"instances": &Schema{
Type: TypeSet,
Elem: &Schema{Type: TypeString},
Optional: true,
Computed: true,
Set: func(v interface{}) int {
return len(v.(string))
},
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"instances.#": "0",
},
},
Config: map[string]interface{}{
"instances": []interface{}{"${var.foo}"},
},
ConfigVariables: map[string]string{
"var.foo": config.UnknownVariableValue,
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"instances.#": &terraform.ResourceAttrDiff{
NewComputed: true,
},
},
},
Err: false,
},
// #41 Set
{
Schema: map[string]*Schema{
"route": &Schema{
Type: TypeSet,
Optional: true,
Elem: &Resource{
Schema: map[string]*Schema{
"index": &Schema{
Type: TypeInt,
Required: true,
},
"gateway": &Schema{
Type: TypeString,
Optional: true,
},
},
},
Set: func(v interface{}) int {
m := v.(map[string]interface{})
return m["index"].(int)
},
},
},
State: nil,
Config: map[string]interface{}{
"route": []map[string]interface{}{
map[string]interface{}{
"index": "1",
"gateway": "${var.foo}",
},
},
},
ConfigVariables: map[string]string{
"var.foo": config.UnknownVariableValue,
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"route.#": &terraform.ResourceAttrDiff{
Old: "0",
New: "1",
},
"route.~1.index": &terraform.ResourceAttrDiff{
Old: "",
New: "1",
},
"route.~1.gateway": &terraform.ResourceAttrDiff{
Old: "",
New: "${var.foo}",
},
},
},
Err: false,
},
// #42 Set
{
Schema: map[string]*Schema{
"route": &Schema{
Type: TypeSet,
Optional: true,
Elem: &Resource{
Schema: map[string]*Schema{
"index": &Schema{
Type: TypeInt,
Required: true,
},
"gateway": &Schema{
Type: TypeSet,
Optional: true,
Elem: &Schema{Type: TypeInt},
Set: func(a interface{}) int {
return a.(int)
},
},
},
},
Set: func(v interface{}) int {
m := v.(map[string]interface{})
return m["index"].(int)
},
},
},
State: nil,
Config: map[string]interface{}{
"route": []map[string]interface{}{
map[string]interface{}{
"index": "1",
"gateway": []interface{}{
"${var.foo}",
},
},
},
},
ConfigVariables: map[string]string{
"var.foo": config.UnknownVariableValue,
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"route.#": &terraform.ResourceAttrDiff{
Old: "0",
New: "1",
},
"route.~1.index": &terraform.ResourceAttrDiff{
Old: "",
New: "1",
},
"route.~1.gateway.#": &terraform.ResourceAttrDiff{
NewComputed: true,
},
},
},
Err: false,
},
// #43 - Computed maps
{
Schema: map[string]*Schema{
"vars": &Schema{
Type: TypeMap,
Computed: true,
},
},
State: nil,
Config: nil,
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"vars.#": &terraform.ResourceAttrDiff{
Old: "",
NewComputed: true,
},
},
},
Err: false,
},
// #44 - Computed maps
{
Schema: map[string]*Schema{
"vars": &Schema{
Type: TypeMap,
Computed: true,
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"vars.#": "0",
},
},
Config: map[string]interface{}{
"vars": map[string]interface{}{
"bar": "${var.foo}",
},
},
ConfigVariables: map[string]string{
"var.foo": config.UnknownVariableValue,
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"vars.#": &terraform.ResourceAttrDiff{
Old: "",
NewComputed: true,
},
},
},
Err: false,
},
// #45 - Empty
{
Schema: map[string]*Schema{},
State: &terraform.InstanceState{},
Config: map[string]interface{}{},
Diff: nil,
Err: false,
},
// #46 - Float
{
Schema: map[string]*Schema{
"some_threshold": &Schema{
Type: TypeFloat,
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"some_threshold": "567.8",
},
},
Config: map[string]interface{}{
"some_threshold": 12.34,
},
Diff: &terraform.InstanceDiff{
Attributes: map[string]*terraform.ResourceAttrDiff{
"some_threshold": &terraform.ResourceAttrDiff{
Old: "567.8",
New: "12.34",
},
},
},
Err: false,
},
// #47 - https://github.com/hashicorp/terraform/issues/824
{
Schema: map[string]*Schema{
"block_device": &Schema{
Type: TypeSet,
Optional: true,
Computed: true,
Elem: &Resource{
Schema: map[string]*Schema{
"device_name": &Schema{
Type: TypeString,
Required: true,
},
"delete_on_termination": &Schema{
Type: TypeBool,
Optional: true,
Default: true,
},
},
},
Set: func(v interface{}) int {
var buf bytes.Buffer
m := v.(map[string]interface{})
buf.WriteString(fmt.Sprintf("%s-", m["device_name"].(string)))
buf.WriteString(fmt.Sprintf("%t-", m["delete_on_termination"].(bool)))
return hashcode.String(buf.String())
},
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"block_device.#": "2",
"block_device.616397234.delete_on_termination": "true",
"block_device.616397234.device_name": "/dev/sda1",
"block_device.2801811477.delete_on_termination": "true",
"block_device.2801811477.device_name": "/dev/sdx",
},
},
Config: map[string]interface{}{
"block_device": []map[string]interface{}{
map[string]interface{}{
"device_name": "/dev/sda1",
},
map[string]interface{}{
"device_name": "/dev/sdx",
},
},
},
Diff: nil,
Err: false,
},
// #48 - Zero value in state shouldn't result in diff
{
Schema: map[string]*Schema{
"port": &Schema{
Type: TypeBool,
Optional: true,
ForceNew: true,
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"port": "false",
},
},
Config: map[string]interface{}{},
Diff: nil,
Err: false,
},
// #49 Set - Same as #47 but for sets
{
Schema: map[string]*Schema{
"route": &Schema{
Type: TypeSet,
Optional: true,
Elem: &Resource{
Schema: map[string]*Schema{
"index": &Schema{
Type: TypeInt,
Required: true,
},
"gateway": &Schema{
Type: TypeSet,
Optional: true,
Elem: &Schema{Type: TypeInt},
Set: func(a interface{}) int {
return a.(int)
},
},
},
},
Set: func(v interface{}) int {
m := v.(map[string]interface{})
return m["index"].(int)
},
},
},
State: &terraform.InstanceState{
Attributes: map[string]string{
"route.#": "0",
},
},
Config: map[string]interface{}{},
Diff: nil,
Err: false,
},
}
for i, tc := range cases {
c, err := config.NewRawConfig(tc.Config)
if err != nil {
t.Fatalf("#%d err: %s", i, err)
}
if len(tc.ConfigVariables) > 0 {
vars := make(map[string]ast.Variable)
for k, v := range tc.ConfigVariables {
vars[k] = ast.Variable{Value: v, Type: ast.TypeString}
}
if err := c.Interpolate(vars); err != nil {
t.Fatalf("#%d err: %s", i, err)
}
}
d, err := schemaMap(tc.Schema).Diff(
tc.State, terraform.NewResourceConfig(c))
if (err != nil) != tc.Err {
t.Fatalf("#%d err: %s", i, err)
}
if !reflect.DeepEqual(tc.Diff, d) {
t.Fatalf("#%d: bad:\n\n%#v", i, d)
}
}
}
func TestSchemaMap_Input(t *testing.T) {
cases := map[string]struct {
Schema map[string]*Schema
Config map[string]interface{}
Input map[string]string
Result map[string]interface{}
Err bool
}{
/*
* String decode
*/
"uses input on optional field with no config": {
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
},
},
Input: map[string]string{
"availability_zone": "foo",
},
Result: map[string]interface{}{
"availability_zone": "foo",
},
Err: false,
},
"input ignored when config has a value": {
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
},
},
Config: map[string]interface{}{
"availability_zone": "bar",
},
Input: map[string]string{
"availability_zone": "foo",
},
Result: map[string]interface{}{},
Err: false,
},
"input ignored when schema has a default": {
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Default: "foo",
Optional: true,
},
},
Input: map[string]string{
"availability_zone": "bar",
},
Result: map[string]interface{}{},
Err: false,
},
"input ignored when default function returns a value": {
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
DefaultFunc: func() (interface{}, error) {
return "foo", nil
},
Optional: true,
},
},
Input: map[string]string{
"availability_zone": "bar",
},
Result: map[string]interface{}{},
Err: false,
},
"input used when default function returns nil": {
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
DefaultFunc: func() (interface{}, error) {
return nil, nil
},
Optional: true,
},
},
Input: map[string]string{
"availability_zone": "bar",
},
Result: map[string]interface{}{
"availability_zone": "bar",
},
Err: false,
},
}
for i, tc := range cases {
if tc.Config == nil {
tc.Config = make(map[string]interface{})
}
c, err := config.NewRawConfig(tc.Config)
if err != nil {
t.Fatalf("err: %s", err)
}
input := new(terraform.MockUIInput)
input.InputReturnMap = tc.Input
rc := terraform.NewResourceConfig(c)
rc.Config = make(map[string]interface{})
actual, err := schemaMap(tc.Schema).Input(input, rc)
if (err != nil) != tc.Err {
t.Fatalf("#%v err: %s", i, err)
}
if !reflect.DeepEqual(tc.Result, actual.Config) {
t.Fatalf("#%v: bad:\n\ngot: %#v\nexpected: %#v", i, actual.Config, tc.Result)
}
}
}
func TestSchemaMap_InternalValidate(t *testing.T) {
cases := []struct {
In map[string]*Schema
Err bool
}{
{
nil,
false,
},
// No optional and no required
{
map[string]*Schema{
"foo": &Schema{
Type: TypeInt,
Optional: true,
Required: true,
},
},
true,
},
// No optional and no required
{
map[string]*Schema{
"foo": &Schema{
Type: TypeInt,
},
},
true,
},
// Missing Type
{
map[string]*Schema{
"foo": &Schema{
Required: true,
},
},
true,
},
// Required but computed
{
map[string]*Schema{
"foo": &Schema{
Type: TypeInt,
Required: true,
Computed: true,
},
},
true,
},
// Looks good
{
map[string]*Schema{
"foo": &Schema{
Type: TypeString,
Required: true,
},
},
false,
},
// Computed but has default
{
map[string]*Schema{
"foo": &Schema{
Type: TypeInt,
Optional: true,
Computed: true,
Default: "foo",
},
},
true,
},
// Required but has default
{
map[string]*Schema{
"foo": &Schema{
Type: TypeInt,
Optional: true,
Required: true,
Default: "foo",
},
},
true,
},
// List element not set
{
map[string]*Schema{
"foo": &Schema{
Type: TypeList,
},
},
true,
},
// List default
{
map[string]*Schema{
"foo": &Schema{
Type: TypeList,
Elem: &Schema{Type: TypeInt},
Default: "foo",
},
},
true,
},
// List element computed
{
map[string]*Schema{
"foo": &Schema{
Type: TypeList,
Optional: true,
Elem: &Schema{
Type: TypeInt,
Computed: true,
},
},
},
true,
},
// List element with Set set
{
map[string]*Schema{
"foo": &Schema{
Type: TypeList,
Elem: &Schema{Type: TypeInt},
Set: func(interface{}) int { return 0 },
Optional: true,
},
},
true,
},
// Set element with no Set set
{
map[string]*Schema{
"foo": &Schema{
Type: TypeSet,
Elem: &Schema{Type: TypeInt},
Optional: true,
},
},
true,
},
// Required but computed
{
map[string]*Schema{
"foo": &Schema{
Type: TypeInt,
Required: true,
ComputedWhen: []string{"foo"},
},
},
true,
},
// Sub-resource invalid
{
map[string]*Schema{
"foo": &Schema{
Type: TypeList,
Optional: true,
Elem: &Resource{
Schema: map[string]*Schema{
"foo": new(Schema),
},
},
},
},
true,
},
// Sub-resource valid
{
map[string]*Schema{
"foo": &Schema{
Type: TypeList,
Optional: true,
Elem: &Resource{
Schema: map[string]*Schema{
"foo": &Schema{
Type: TypeInt,
Optional: true,
},
},
},
},
},
false,
},
}
for i, tc := range cases {
err := schemaMap(tc.In).InternalValidate()
if (err != nil) != tc.Err {
t.Fatalf("%d: bad: %s\n\n%#v", i, err, tc.In)
}
}
}
func TestSchemaMap_Validate(t *testing.T) {
cases := []struct {
Schema map[string]*Schema
Config map[string]interface{}
Vars map[string]string
Warn bool
Err bool
}{
// Good
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
Computed: true,
ForceNew: true,
},
},
Config: map[string]interface{}{
"availability_zone": "foo",
},
},
// Good, because the var is not set and that error will come elsewhere
{
Schema: map[string]*Schema{
"size": &Schema{
Type: TypeInt,
Required: true,
},
},
Config: map[string]interface{}{
"size": "${var.foo}",
},
Vars: map[string]string{
"var.foo": config.UnknownVariableValue,
},
},
// Required field not set
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Required: true,
},
},
Config: map[string]interface{}{},
Err: true,
},
// Invalid type
{
Schema: map[string]*Schema{
"port": &Schema{
Type: TypeInt,
Required: true,
},
},
Config: map[string]interface{}{
"port": "I am invalid",
},
Err: true,
},
{
Schema: map[string]*Schema{
"user_data": &Schema{
Type: TypeString,
Optional: true,
},
},
Config: map[string]interface{}{
"user_data": []interface{}{
map[string]interface{}{
"foo": "bar",
},
},
},
Err: true,
},
// Bad type, interpolated
{
Schema: map[string]*Schema{
"size": &Schema{
Type: TypeInt,
Required: true,
},
},
Config: map[string]interface{}{
"size": "${var.foo}",
},
Vars: map[string]string{
"var.foo": "nope",
},
Err: true,
},
// Required but has DefaultFunc
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Required: true,
DefaultFunc: func() (interface{}, error) {
return "foo", nil
},
},
},
Config: nil,
},
// Required but has DefaultFunc return nil
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Required: true,
DefaultFunc: func() (interface{}, error) {
return nil, nil
},
},
},
Config: nil,
Err: true,
},
// Optional sub-resource
{
Schema: map[string]*Schema{
"ingress": &Schema{
Type: TypeList,
Elem: &Resource{
Schema: map[string]*Schema{
"from": &Schema{
Type: TypeInt,
Required: true,
},
},
},
},
},
Config: map[string]interface{}{},
Err: false,
},
// Not a list
{
Schema: map[string]*Schema{
"ingress": &Schema{
Type: TypeList,
Elem: &Resource{
Schema: map[string]*Schema{
"from": &Schema{
Type: TypeInt,
Required: true,
},
},
},
},
},
Config: map[string]interface{}{
"ingress": "foo",
},
Err: true,
},
// Required sub-resource field
{
Schema: map[string]*Schema{
"ingress": &Schema{
Type: TypeList,
Elem: &Resource{
Schema: map[string]*Schema{
"from": &Schema{
Type: TypeInt,
Required: true,
},
},
},
},
},
Config: map[string]interface{}{
"ingress": []interface{}{
map[string]interface{}{},
},
},
Err: true,
},
// Good sub-resource
{
Schema: map[string]*Schema{
"ingress": &Schema{
Type: TypeList,
Optional: true,
Elem: &Resource{
Schema: map[string]*Schema{
"from": &Schema{
Type: TypeInt,
Required: true,
},
},
},
},
},
Config: map[string]interface{}{
"ingress": []interface{}{
map[string]interface{}{
"from": 80,
},
},
},
Err: false,
},
// Invalid/unknown field
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Optional: true,
Computed: true,
ForceNew: true,
},
},
Config: map[string]interface{}{
"foo": "bar",
},
Err: true,
},
// Computed field set
{
Schema: map[string]*Schema{
"availability_zone": &Schema{
Type: TypeString,
Computed: true,
},
},
Config: map[string]interface{}{
"availability_zone": "bar",
},
Err: true,
},
// Not a set
{
Schema: map[string]*Schema{
"ports": &Schema{
Type: TypeSet,
Required: true,
Elem: &Schema{Type: TypeInt},
Set: func(a interface{}) int {
return a.(int)
},
},
},
Config: map[string]interface{}{
"ports": "foo",
},
Err: true,
},
// Maps
{
Schema: map[string]*Schema{
"user_data": &Schema{
Type: TypeMap,
Optional: true,
},
},
Config: map[string]interface{}{
"user_data": "foo",
},
Err: true,
},
{
Schema: map[string]*Schema{
"user_data": &Schema{
Type: TypeMap,
Optional: true,
},
},
Config: map[string]interface{}{
"user_data": []interface{}{
map[string]interface{}{
"foo": "bar",
},
},
},
},
{
Schema: map[string]*Schema{
"user_data": &Schema{
Type: TypeMap,
Optional: true,
},
},
Config: map[string]interface{}{
"user_data": map[string]interface{}{
"foo": "bar",
},
},
},
{
Schema: map[string]*Schema{
"user_data": &Schema{
Type: TypeMap,
Optional: true,
},
},
Config: map[string]interface{}{
"user_data": []interface{}{
"foo",
},
},
Err: true,
},
{
Schema: map[string]*Schema{
"security_groups": &Schema{
Type: TypeSet,
Optional: true,
Computed: true,
ForceNew: true,
Elem: &Schema{Type: TypeString},
Set: func(v interface{}) int {
return len(v.(string))
},
},
},
Config: map[string]interface{}{
"security_groups": []interface{}{"${var.foo}"},
},
Err: false,
},
{
Schema: map[string]*Schema{
"security_groups": &Schema{
Type: TypeSet,
Optional: true,
Computed: true,
ForceNew: true,
Elem: &Schema{Type: TypeString},
},
},
Config: map[string]interface{}{
"security_groups": "${var.foo}",
},
Err: true,
},
}
for i, tc := range cases {
c, err := config.NewRawConfig(tc.Config)
if err != nil {
t.Fatalf("err: %s", err)
}
if tc.Vars != nil {
vars := make(map[string]ast.Variable)
for k, v := range tc.Vars {
vars[k] = ast.Variable{Value: v, Type: ast.TypeString}
}
if err := c.Interpolate(vars); err != nil {
t.Fatalf("err: %s", err)
}
}
ws, es := schemaMap(tc.Schema).Validate(terraform.NewResourceConfig(c))
if (len(es) > 0) != tc.Err {
if len(es) == 0 {
t.Errorf("%d: no errors", i)
}
for _, e := range es {
t.Errorf("%d: err: %s", i, e)
}
t.FailNow()
}
if (len(ws) > 0) != tc.Warn {
t.Fatalf("%d: ws: %#v", i, ws)
}
}
}