packer-cn/common/step_output_dir_test.go

137 lines
3.0 KiB
Go

package common
import (
"bytes"
"context"
"io/ioutil"
"os"
"testing"
"github.com/hashicorp/packer/helper/multistep"
"github.com/hashicorp/packer/packer"
)
func testState(t *testing.T) multistep.StateBag {
state := new(multistep.BasicStateBag)
state.Put("ui", &packer.BasicUi{
Reader: new(bytes.Buffer),
Writer: new(bytes.Buffer),
PB: &packer.NoopProgressTracker{},
})
return state
}
func testStepOutputDir(t *testing.T) *StepOutputDir {
td, err := ioutil.TempDir("", "packer")
if err != nil {
t.Fatalf("err: %s", err)
}
if err := os.RemoveAll(td); err != nil {
t.Fatalf("err: %s", err)
}
return &StepOutputDir{Force: false, Path: td}
}
func TestStepOutputDir_impl(t *testing.T) {
var _ multistep.Step = new(StepOutputDir)
}
func TestStepOutputDir(t *testing.T) {
state := testState(t)
step := testStepOutputDir(t)
defer os.RemoveAll(step.Path)
// Test the run
if action := step.Run(context.Background(), state); action != multistep.ActionContinue {
t.Fatalf("bad action: %#v", action)
}
if _, ok := state.GetOk("error"); ok {
t.Fatal("should NOT have error")
}
if _, err := os.Stat(step.Path); err != nil {
t.Fatalf("err: %s", err)
}
// Test the cleanup
step.Cleanup(state)
if _, err := os.Stat(step.Path); err != nil {
t.Fatalf("err: %s", err)
}
}
func TestStepOutputDir_exists(t *testing.T) {
state := testState(t)
step := testStepOutputDir(t)
// Make the dir
if err := os.MkdirAll(step.Path, 0755); err != nil {
t.Fatalf("bad: %s", err)
}
defer os.RemoveAll(step.Path)
// Test the run
if action := step.Run(context.Background(), state); action != multistep.ActionHalt {
t.Fatalf("bad action: %#v", action)
}
if _, ok := state.GetOk("error"); !ok {
t.Fatal("should have error")
}
// Test the cleanup
step.Cleanup(state)
if _, err := os.Stat(step.Path); err != nil {
t.Fatalf("err: %s", err)
}
}
func TestStepOutputDir_cancelled(t *testing.T) {
state := testState(t)
step := testStepOutputDir(t)
// Test the run
if action := step.Run(context.Background(), state); action != multistep.ActionContinue {
t.Fatalf("bad action: %#v", action)
}
if _, ok := state.GetOk("error"); ok {
t.Fatal("should NOT have error")
}
if _, err := os.Stat(step.Path); err != nil {
t.Fatalf("err: %s", err)
}
// Mark
state.Put(multistep.StateCancelled, true)
// Test the cleanup
step.Cleanup(state)
if _, err := os.Stat(step.Path); err == nil {
t.Fatal("should not exist")
}
}
func TestStepOutputDir_halted(t *testing.T) {
state := testState(t)
step := testStepOutputDir(t)
// Test the run
if action := step.Run(context.Background(), state); action != multistep.ActionContinue {
t.Fatalf("bad action: %#v", action)
}
if _, ok := state.GetOk("error"); ok {
t.Fatal("should NOT have error")
}
if _, err := os.Stat(step.Path); err != nil {
t.Fatalf("err: %s", err)
}
// Mark
state.Put(multistep.StateHalted, true)
// Test the cleanup
step.Cleanup(state)
if _, err := os.Stat(step.Path); err == nil {
t.Fatal("should not exist")
}
}