299 lines
8.0 KiB
Go
299 lines
8.0 KiB
Go
package common
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import (
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"bytes"
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"context"
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"path"
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"path/filepath"
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"strconv"
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"strings"
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"testing"
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"github.com/hashicorp/packer/helper/multistep"
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"github.com/hashicorp/packer/packer"
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)
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const TestFixtures = "test-fixtures"
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// utility function for returning a directory structure as a list of strings
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func getDirectory(path string) []string {
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var result []string
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walk := func(path string, info os.FileInfo, err error) error {
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if err != nil {
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return err
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}
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if info.IsDir() && !strings.HasSuffix(path, "/") {
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path = path + "/"
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}
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result = append(result, filepath.ToSlash(path))
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return nil
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}
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filepath.Walk(path, walk)
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return result
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}
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func TestStepCreateFloppy_Impl(t *testing.T) {
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var raw interface{}
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raw = new(StepCreateFloppy)
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if _, ok := raw.(multistep.Step); !ok {
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t.Fatalf("StepCreateFloppy should be a step")
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}
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}
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func testStepCreateFloppyState(t *testing.T) multistep.StateBag {
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state := new(multistep.BasicStateBag)
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state.Put("ui", &packer.BasicUi{
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Reader: new(bytes.Buffer),
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Writer: new(bytes.Buffer),
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})
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return state
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}
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func TestStepCreateFloppy(t *testing.T) {
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state := testStepCreateFloppyState(t)
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step := new(StepCreateFloppy)
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dir, err := ioutil.TempDir("", "packer")
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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defer os.RemoveAll(dir)
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count := 10
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expected := count
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files := make([]string, count)
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prefix := "exists"
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ext := ".tmp"
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for i := 0; i < expected; i++ {
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files[i] = path.Join(dir, prefix+strconv.Itoa(i)+ext)
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_, err := os.Create(files[i])
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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}
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lists := [][]string{
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files,
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{dir + string(os.PathSeparator) + prefix + "*" + ext},
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{dir + string(os.PathSeparator) + prefix + "?" + ext},
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{dir + string(os.PathSeparator) + prefix + "[0123456789]" + ext},
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{dir + string(os.PathSeparator) + prefix + "[0-9]" + ext},
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{dir + string(os.PathSeparator)},
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{dir},
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}
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for _, step.Files = range lists {
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if action := step.Run(context.Background(), state); action != multistep.ActionContinue {
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t.Fatalf("bad action: %#v for %v", action, step.Files)
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}
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if _, ok := state.GetOk("error"); ok {
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t.Fatalf("state should be ok for %v", step.Files)
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}
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floppy_path := state.Get("floppy_path").(string)
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if _, err := os.Stat(floppy_path); err != nil {
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t.Fatalf("file not found: %s for %v", floppy_path, step.Files)
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}
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if len(step.FilesAdded) != expected {
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t.Fatalf("expected %d, found %d for %v", expected, len(step.FilesAdded), step.Files)
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}
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step.Cleanup(state)
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if _, err := os.Stat(floppy_path); err == nil {
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t.Fatalf("file found: %s for %v", floppy_path, step.Files)
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}
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}
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}
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func xxxTestStepCreateFloppy_missing(t *testing.T) {
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state := testStepCreateFloppyState(t)
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step := new(StepCreateFloppy)
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dir, err := ioutil.TempDir("", "packer")
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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defer os.RemoveAll(dir)
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count := 2
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expected := 0
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files := make([]string, count)
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prefix := "missing"
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for i := 0; i < count; i++ {
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files[i] = path.Join(dir, prefix+strconv.Itoa(i))
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}
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lists := [][]string{
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files,
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}
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for _, step.Files = range lists {
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if action := step.Run(context.Background(), state); action != multistep.ActionHalt {
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t.Fatalf("bad action: %#v for %v", action, step.Files)
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}
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if _, ok := state.GetOk("error"); !ok {
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t.Fatalf("state should not be ok for %v", step.Files)
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}
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floppy_path := state.Get("floppy_path")
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if floppy_path != nil {
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t.Fatalf("floppy_path is not nil for %v", step.Files)
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}
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if len(step.FilesAdded) != expected {
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t.Fatalf("expected %d, found %d for %v", expected, len(step.FilesAdded), step.Files)
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}
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}
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}
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func xxxTestStepCreateFloppy_notfound(t *testing.T) {
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state := testStepCreateFloppyState(t)
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step := new(StepCreateFloppy)
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dir, err := ioutil.TempDir("", "packer")
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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defer os.RemoveAll(dir)
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count := 2
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expected := 0
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files := make([]string, count)
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prefix := "notfound"
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for i := 0; i < count; i++ {
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files[i] = path.Join(dir, prefix+strconv.Itoa(i))
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}
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lists := [][]string{
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{dir + string(os.PathSeparator) + prefix + "*"},
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{dir + string(os.PathSeparator) + prefix + "?"},
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{dir + string(os.PathSeparator) + prefix + "[0123456789]"},
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{dir + string(os.PathSeparator) + prefix + "[0-9]"},
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{dir + string(os.PathSeparator)},
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{dir},
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}
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for _, step.Files = range lists {
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if action := step.Run(context.Background(), state); action != multistep.ActionContinue {
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t.Fatalf("bad action: %#v for %v", action, step.Files)
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}
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if _, ok := state.GetOk("error"); ok {
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t.Fatalf("state should be ok for %v", step.Files)
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}
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floppy_path := state.Get("floppy_path").(string)
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if _, err := os.Stat(floppy_path); err != nil {
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t.Fatalf("file not found: %s for %v", floppy_path, step.Files)
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}
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if len(step.FilesAdded) != expected {
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t.Fatalf("expected %d, found %d for %v", expected, len(step.FilesAdded), step.Files)
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}
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step.Cleanup(state)
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if _, err := os.Stat(floppy_path); err == nil {
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t.Fatalf("file found: %s for %v", floppy_path, step.Files)
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}
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}
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}
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func TestStepCreateFloppyDirectories(t *testing.T) {
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const TestName = "floppy-hier"
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// file-system hierarchies
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var basePath = filepath.Join(".", TestFixtures, TestName)
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type contentsTest struct {
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dirs []string
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result []string
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}
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// keep in mind that .FilesAdded doesn't keep track of the target filename or directories, but rather the source filename.
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directories := [][]contentsTest{
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{
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{dirs: []string{"file1", "file2", "file3"}, result: []string{"file1", "file2", "file3"}},
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{dirs: []string{"file?"}, result: []string{"file1", "file2", "file3"}},
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{dirs: []string{"*"}, result: []string{"file1", "file2", "file3"}},
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},
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{
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{dirs: []string{"dir1"}, result: []string{"dir1/file1", "dir1/file2", "dir1/file3"}},
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{dirs: []string{"dir1/file1", "dir1/file2", "dir1/file3"}, result: []string{"dir1/file1", "dir1/file2", "dir1/file3"}},
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{dirs: []string{"*"}, result: []string{"dir1/file1", "dir1/file2", "dir1/file3"}},
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{dirs: []string{"*/*"}, result: []string{"dir1/file1", "dir1/file2", "dir1/file3"}},
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},
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{
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{dirs: []string{"dir1"}, result: []string{"dir1/file1", "dir1/subdir1/file1", "dir1/subdir1/file2"}},
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{dirs: []string{"dir2/*"}, result: []string{"dir2/subdir1/file1", "dir2/subdir1/file2"}},
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{dirs: []string{"dir2/subdir1"}, result: []string{"dir2/subdir1/file1", "dir2/subdir1/file2"}},
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{dirs: []string{"dir?"}, result: []string{"dir1/file1", "dir1/subdir1/file1", "dir1/subdir1/file2", "dir2/subdir1/file1", "dir2/subdir1/file2"}},
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},
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}
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// create the hierarchy for each file
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for i := 0; i < 2; i++ {
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dir := filepath.Join(basePath, fmt.Sprintf("test-%d", i))
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for _, test := range directories[i] {
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// create a new state and step
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state := testStepCreateFloppyState(t)
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step := new(StepCreateFloppy)
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// modify step.Directories with ones from testcase
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step.Directories = []string{}
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for _, c := range test.dirs {
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step.Directories = append(step.Directories, filepath.Join(dir, filepath.FromSlash(c)))
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}
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log.Println(fmt.Sprintf("Trying against floppy_dirs : %v", step.Directories))
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// run the step
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if action := step.Run(context.Background(), state); action != multistep.ActionContinue {
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t.Fatalf("bad action: %#v for %v : %v", action, step.Directories, state.Get("error"))
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}
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if _, ok := state.GetOk("error"); ok {
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t.Fatalf("state should be ok for %v : %v", step.Directories, state.Get("error"))
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}
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floppy_path := state.Get("floppy_path").(string)
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if _, err := os.Stat(floppy_path); err != nil {
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t.Fatalf("file not found: %s for %v : %v", floppy_path, step.Directories, err)
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}
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// check the FilesAdded array to see if it matches
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for _, rpath := range test.result {
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fpath := filepath.Join(dir, filepath.FromSlash(rpath))
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if !step.FilesAdded[fpath] {
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t.Fatalf("unable to find file: %s for %v", fpath, step.Directories)
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}
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}
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// cleanup the step
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step.Cleanup(state)
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if _, err := os.Stat(floppy_path); err == nil {
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t.Fatalf("file found: %s for %v", floppy_path, step.Directories)
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}
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}
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}
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}
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