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output_test.go
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363 lines (317 loc) · 6.93 KB
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package command
import (
"io/ioutil"
"os"
"path/filepath"
"strings"
"testing"
"github.com/hashicorp/terraform/terraform"
"github.com/mitchellh/cli"
)
func TestOutput(t *testing.T) {
originalState := &terraform.State{
Modules: []*terraform.ModuleState{
&terraform.ModuleState{
Path: []string{"root"},
Outputs: map[string]*terraform.OutputState{
"foo": &terraform.OutputState{
Value: "bar",
Type: "string",
},
},
},
},
}
statePath := testStateFile(t, originalState)
ui := new(cli.MockUi)
c := &OutputCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
}
args := []string{
"-state", statePath,
"foo",
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: \n%s", ui.ErrorWriter.String())
}
actual := strings.TrimSpace(ui.OutputWriter.String())
if actual != "bar" {
t.Fatalf("bad: %#v", actual)
}
}
func TestModuleOutput(t *testing.T) {
originalState := &terraform.State{
Modules: []*terraform.ModuleState{
&terraform.ModuleState{
Path: []string{"root"},
Outputs: map[string]*terraform.OutputState{
"foo": &terraform.OutputState{
Value: "bar",
Type: "string",
},
},
},
&terraform.ModuleState{
Path: []string{"root", "my_module"},
Outputs: map[string]*terraform.OutputState{
"blah": &terraform.OutputState{
Value: "tastatur",
Type: "string",
},
},
},
},
}
statePath := testStateFile(t, originalState)
ui := new(cli.MockUi)
c := &OutputCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
}
args := []string{
"-state", statePath,
"-module", "my_module",
"blah",
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: \n%s", ui.ErrorWriter.String())
}
actual := strings.TrimSpace(ui.OutputWriter.String())
if actual != "tastatur" {
t.Fatalf("bad: %#v", actual)
}
}
func TestMissingModuleOutput(t *testing.T) {
originalState := &terraform.State{
Modules: []*terraform.ModuleState{
&terraform.ModuleState{
Path: []string{"root"},
Outputs: map[string]*terraform.OutputState{
"foo": &terraform.OutputState{
Value: "bar",
Type: "string",
},
},
},
},
}
statePath := testStateFile(t, originalState)
ui := new(cli.MockUi)
c := &OutputCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
}
args := []string{
"-state", statePath,
"-module", "not_existing_module",
"blah",
}
if code := c.Run(args); code != 1 {
t.Fatalf("bad: \n%s", ui.ErrorWriter.String())
}
}
func TestOutput_badVar(t *testing.T) {
originalState := &terraform.State{
Modules: []*terraform.ModuleState{
&terraform.ModuleState{
Path: []string{"root"},
Outputs: map[string]*terraform.OutputState{
"foo": &terraform.OutputState{
Value: "bar",
Type: "string",
},
},
},
},
}
statePath := testStateFile(t, originalState)
ui := new(cli.MockUi)
c := &OutputCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
}
args := []string{
"-state", statePath,
"bar",
}
if code := c.Run(args); code != 1 {
t.Fatalf("bad: \n%s", ui.ErrorWriter.String())
}
}
func TestOutput_blank(t *testing.T) {
originalState := &terraform.State{
Modules: []*terraform.ModuleState{
&terraform.ModuleState{
Path: []string{"root"},
Outputs: map[string]*terraform.OutputState{
"foo": &terraform.OutputState{
Value: "bar",
Type: "string",
},
"name": &terraform.OutputState{
Value: "john-doe",
Type: "string",
},
},
},
},
}
statePath := testStateFile(t, originalState)
ui := new(cli.MockUi)
c := &OutputCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
}
args := []string{
"-state", statePath,
"",
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: \n%s", ui.ErrorWriter.String())
}
expectedOutput := "foo = bar\nname = john-doe\n"
output := ui.OutputWriter.String()
if output != expectedOutput {
t.Fatalf("Expected output: %#v\ngiven: %#v", expectedOutput, output)
}
}
func TestOutput_manyArgs(t *testing.T) {
ui := new(cli.MockUi)
c := &OutputCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
}
args := []string{
"bad",
"bad",
}
if code := c.Run(args); code != 1 {
t.Fatalf("bad: \n%s", ui.OutputWriter.String())
}
}
func TestOutput_noArgs(t *testing.T) {
ui := new(cli.MockUi)
c := &OutputCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
}
args := []string{}
if code := c.Run(args); code != 1 {
t.Fatalf("bad: \n%s", ui.OutputWriter.String())
}
}
func TestOutput_noState(t *testing.T) {
originalState := &terraform.State{}
statePath := testStateFile(t, originalState)
ui := new(cli.MockUi)
c := &OutputCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
}
args := []string{
"-state", statePath,
"foo",
}
if code := c.Run(args); code != 1 {
t.Fatalf("bad: \n%s", ui.ErrorWriter.String())
}
}
func TestOutput_noVars(t *testing.T) {
originalState := &terraform.State{
Modules: []*terraform.ModuleState{
&terraform.ModuleState{
Path: []string{"root"},
Outputs: map[string]*terraform.OutputState{},
},
},
}
statePath := testStateFile(t, originalState)
ui := new(cli.MockUi)
c := &OutputCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
}
args := []string{
"-state", statePath,
"bar",
}
if code := c.Run(args); code != 1 {
t.Fatalf("bad: \n%s", ui.ErrorWriter.String())
}
}
func TestOutput_stateDefault(t *testing.T) {
originalState := &terraform.State{
Modules: []*terraform.ModuleState{
&terraform.ModuleState{
Path: []string{"root"},
Outputs: map[string]*terraform.OutputState{
"foo": &terraform.OutputState{
Value: "bar",
Type: "string",
},
},
},
},
}
// Write the state file in a temporary directory with the
// default filename.
td, err := ioutil.TempDir("", "tf")
if err != nil {
t.Fatalf("err: %s", err)
}
statePath := filepath.Join(td, DefaultStateFilename)
f, err := os.Create(statePath)
if err != nil {
t.Fatalf("err: %s", err)
}
err = terraform.WriteState(originalState, f)
f.Close()
if err != nil {
t.Fatalf("err: %s", err)
}
// Change to that directory
cwd, err := os.Getwd()
if err != nil {
t.Fatalf("err: %s", err)
}
if err := os.Chdir(filepath.Dir(statePath)); err != nil {
t.Fatalf("err: %s", err)
}
defer os.Chdir(cwd)
ui := new(cli.MockUi)
c := &OutputCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
}
args := []string{
"foo",
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: \n%s", ui.ErrorWriter.String())
}
actual := strings.TrimSpace(ui.OutputWriter.String())
if actual != "bar" {
t.Fatalf("bad: %#v", actual)
}
}