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raw_config_test.go
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package config
import (
"encoding/gob"
"reflect"
"testing"
"github.com/hashicorp/hil/ast"
)
func TestNewRawConfig(t *testing.T) {
raw := map[string]interface{}{
"foo": "${var.bar}",
"bar": `${file("boom.txt")}`,
}
rc, err := NewRawConfig(raw)
if err != nil {
t.Fatalf("err: %s", err)
}
if len(rc.Interpolations) != 2 {
t.Fatalf("bad: %#v", rc.Interpolations)
}
if len(rc.Variables) != 1 {
t.Fatalf("bad: %#v", rc.Variables)
}
}
func TestRawConfig_basic(t *testing.T) {
raw := map[string]interface{}{
"foo": "${var.bar}",
}
rc, err := NewRawConfig(raw)
if err != nil {
t.Fatalf("err: %s", err)
}
// Before interpolate, Config() should be the raw
if !reflect.DeepEqual(rc.Config(), raw) {
t.Fatalf("bad: %#v", rc.Config())
}
vars := map[string]ast.Variable{
"var.bar": ast.Variable{
Value: "baz",
Type: ast.TypeString,
},
}
if err := rc.Interpolate(vars); err != nil {
t.Fatalf("err: %s", err)
}
actual := rc.Config()
expected := map[string]interface{}{
"foo": "baz",
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
if len(rc.UnknownKeys()) != 0 {
t.Fatalf("bad: %#v", rc.UnknownKeys())
}
}
func TestRawConfig_double(t *testing.T) {
raw := map[string]interface{}{
"foo": "${var.bar}",
}
rc, err := NewRawConfig(raw)
if err != nil {
t.Fatalf("err: %s", err)
}
vars := map[string]ast.Variable{
"var.bar": ast.Variable{
Value: "baz",
Type: ast.TypeString,
},
}
if err := rc.Interpolate(vars); err != nil {
t.Fatalf("err: %s", err)
}
actual := rc.Config()
expected := map[string]interface{}{
"foo": "baz",
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
vars = map[string]ast.Variable{
"var.bar": ast.Variable{
Value: "what",
Type: ast.TypeString,
},
}
if err := rc.Interpolate(vars); err != nil {
t.Fatalf("err: %s", err)
}
actual = rc.Config()
expected = map[string]interface{}{
"foo": "what",
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
}
func TestRawConfigInterpolate_escaped(t *testing.T) {
raw := map[string]interface{}{
"foo": "bar-$${baz}",
}
rc, err := NewRawConfig(raw)
if err != nil {
t.Fatalf("err: %s", err)
}
// Before interpolate, Config() should be the raw
if !reflect.DeepEqual(rc.Config(), raw) {
t.Fatalf("bad: %#v", rc.Config())
}
if err := rc.Interpolate(nil); err != nil {
t.Fatalf("err: %s", err)
}
actual := rc.Config()
expected := map[string]interface{}{
"foo": "bar-${baz}",
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
if len(rc.UnknownKeys()) != 0 {
t.Fatalf("bad: %#v", rc.UnknownKeys())
}
}
func TestRawConfig_merge(t *testing.T) {
raw1 := map[string]interface{}{
"foo": "${var.foo}",
"bar": "${var.bar}",
}
rc1, err := NewRawConfig(raw1)
if err != nil {
t.Fatalf("err: %s", err)
}
{
vars := map[string]ast.Variable{
"var.foo": ast.Variable{
Value: "foovalue",
Type: ast.TypeString,
},
"var.bar": ast.Variable{
Value: "nope",
Type: ast.TypeString,
},
}
if err := rc1.Interpolate(vars); err != nil {
t.Fatalf("err: %s", err)
}
}
raw2 := map[string]interface{}{
"bar": "${var.bar}",
"baz": "${var.baz}",
}
rc2, err := NewRawConfig(raw2)
if err != nil {
t.Fatalf("err: %s", err)
}
{
vars := map[string]ast.Variable{
"var.bar": ast.Variable{
Value: "barvalue",
Type: ast.TypeString,
},
"var.baz": ast.Variable{
Value: UnknownVariableValue,
Type: ast.TypeString,
},
}
if err := rc2.Interpolate(vars); err != nil {
t.Fatalf("err: %s", err)
}
}
// Merge the two
rc3 := rc1.Merge(rc2)
// Raw should be merged
raw3 := map[string]interface{}{
"foo": "${var.foo}",
"bar": "${var.bar}",
"baz": "${var.baz}",
}
if !reflect.DeepEqual(rc3.Raw, raw3) {
t.Fatalf("bad: %#v", rc3.Raw)
}
actual := rc3.Config()
expected := map[string]interface{}{
"foo": "foovalue",
"bar": "barvalue",
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
expectedKeys := []string{"baz"}
if !reflect.DeepEqual(rc3.UnknownKeys(), expectedKeys) {
t.Fatalf("bad: %#v", rc3.UnknownKeys())
}
}
func TestRawConfig_syntax(t *testing.T) {
raw := map[string]interface{}{
"foo": "${var",
}
if _, err := NewRawConfig(raw); err == nil {
t.Fatal("should error")
}
}
func TestRawConfig_unknown(t *testing.T) {
raw := map[string]interface{}{
"foo": "${var.bar}",
}
rc, err := NewRawConfig(raw)
if err != nil {
t.Fatalf("err: %s", err)
}
vars := map[string]ast.Variable{
"var.bar": ast.Variable{
Value: UnknownVariableValue,
Type: ast.TypeString,
},
}
if err := rc.Interpolate(vars); err != nil {
t.Fatalf("err: %s", err)
}
actual := rc.Config()
expected := map[string]interface{}{}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
expectedKeys := []string{"foo"}
if !reflect.DeepEqual(rc.UnknownKeys(), expectedKeys) {
t.Fatalf("bad: %#v", rc.UnknownKeys())
}
}
func TestRawConfig_unknownPartial(t *testing.T) {
raw := map[string]interface{}{
"foo": "${var.bar}/32",
}
rc, err := NewRawConfig(raw)
if err != nil {
t.Fatalf("err: %s", err)
}
vars := map[string]ast.Variable{
"var.bar": ast.Variable{
Value: UnknownVariableValue,
Type: ast.TypeString,
},
}
if err := rc.Interpolate(vars); err != nil {
t.Fatalf("err: %s", err)
}
actual := rc.Config()
expected := map[string]interface{}{}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
expectedKeys := []string{"foo"}
if !reflect.DeepEqual(rc.UnknownKeys(), expectedKeys) {
t.Fatalf("bad: %#v", rc.UnknownKeys())
}
}
func TestRawConfigValue(t *testing.T) {
raw := map[string]interface{}{
"foo": "${var.bar}",
}
rc, err := NewRawConfig(raw)
if err != nil {
t.Fatalf("err: %s", err)
}
rc.Key = ""
if rc.Value() != nil {
t.Fatalf("bad: %#v", rc.Value())
}
rc.Key = "foo"
if rc.Value() != "${var.bar}" {
t.Fatalf("err: %#v", rc.Value())
}
vars := map[string]ast.Variable{
"var.bar": ast.Variable{
Value: "baz",
Type: ast.TypeString,
},
}
if err := rc.Interpolate(vars); err != nil {
t.Fatalf("err: %s", err)
}
if rc.Value() != "baz" {
t.Fatalf("bad: %#v", rc.Value())
}
}
func TestRawConfig_implGob(t *testing.T) {
var _ gob.GobDecoder = new(RawConfig)
var _ gob.GobEncoder = new(RawConfig)
}
// verify that RawMap returns a identical copy
func TestNewRawConfig_rawMap(t *testing.T) {
raw := map[string]interface{}{
"foo": "${var.bar}",
"bar": `${file("boom.txt")}`,
}
rc, err := NewRawConfig(raw)
if err != nil {
t.Fatalf("err: %s", err)
}
rawCopy := rc.RawMap()
if !reflect.DeepEqual(raw, rawCopy) {
t.Fatalf("bad: %#v", rawCopy)
}
// make sure they aren't the same map
raw["test"] = "value"
if reflect.DeepEqual(raw, rawCopy) {
t.Fatal("RawMap() didn't return a copy")
}
}