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package fsutil
import (
"fmt"
"os"
"path/filepath"
"strings"
"testing"
"github.com/stretchr/testify/assert"
"github.com/tonistiigi/fsutil/types"
)
func TestValidatorSimpleFiles(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD foo file",
"ADD foo2 file",
}))
assert.NoError(t, err)
}
func TestValidatorFilesNotInOrder(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD foo file",
"ADD foo2 file",
"ADD bar file",
}))
assert.Error(t, err)
}
func TestValidatorFilesNotInOrder2(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD foo file",
"ADD foo2 file",
"ADD foo2 file",
}))
assert.Error(t, err)
}
func TestValidatorDirIsFile(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD foo file",
"ADD foo2 file",
"ADD foo2 dir",
}))
assert.Error(t, err)
}
func TestValidatorDirIsFile2(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD foo file",
"ADD foo2 dir",
"ADD foo2 file",
}))
assert.Error(t, err)
}
func TestValidatorNoParentDir(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD bar file",
"ADD foo/baz file",
}))
assert.Error(t, err)
}
func TestValidatorParentFile(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD bar file",
"ADD bar/baz file",
}))
assert.Error(t, err)
}
func TestValidatorParentFile2(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD foo/bar file",
}))
assert.Error(t, err)
}
func TestValidatorSimpleDir(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD foo dir",
"ADD foo/bar file",
}))
assert.NoError(t, err)
}
func TestValidatorSimpleDir2(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD foo dir",
"ADD foo/bar file",
"ADD foo/bay dir",
"ADD foo/bay/aa file",
"ADD foo/bay/ab dir",
"ADD foo/bay/abb dir",
"ADD foo/bay/abb/a dir",
"ADD foo/bay/ba file",
"ADD foo/baz file",
}))
assert.NoError(t, err)
}
func TestValidatorBackToParent(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD foo dir",
"ADD foo/bar file",
"ADD foo/bay dir",
"ADD foo/bay/aa file",
"ADD foo/bay/ab dir",
"ADD foo/bay/ba file",
"ADD foo/bay dir",
"ADD foo/baz file",
}))
assert.Error(t, err)
}
func TestValidatorParentOrder(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD foo dir",
"ADD foo/bar file",
"ADD foo/bay dir",
"ADD foo/bay/aa file",
"ADD foo/bay/ab dir",
"ADD foo/bar file",
}))
assert.Error(t, err)
}
func TestValidatorBigJump(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD foo dir",
"ADD foo/a dir",
"ADD foo/a/foo dir",
"ADD foo/a/b/foo dir",
"ADD foo/a/b/c/foo dir",
"ADD foo/a/b/c/d/foo dir",
"ADD zzz dir",
}))
assert.Error(t, err)
}
func TestValidatorDot(t *testing.T) {
// dot is before / in naive sort
err := checkValid(changeStream([]string{
"ADD foo dir",
"ADD foo/a dir",
"ADD foo.2 dir",
}))
assert.NoError(t, err)
}
func TestValidatorDot2(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD foo.a dir",
"ADD foo/a/a dir",
}))
assert.Error(t, err)
err = checkValid(changeStream([]string{
"ADD foo dir",
"ADD foo. dir",
"ADD foo dir",
}))
assert.Error(t, err)
}
func TestValidatorSkipDir(t *testing.T) {
err := checkValid(changeStream([]string{
"ADD bar dir",
"ADD bar/foo/a dir",
}))
assert.Error(t, err)
}
func checkValid(inp []*change) error {
v := &Validator{}
for _, c := range inp {
if err := v.HandleChange(c.kind, c.path, c.fi, nil); err != nil {
return err
}
}
return nil
}
type change struct {
kind ChangeKind
path string
fi os.FileInfo
data string
}
func changeStream(dt []string) (changes []*change) {
for _, s := range dt {
changes = append(changes, parseChange(s))
}
return
}
func parseChange(str string) *change {
f := strings.Fields(str)
errStr := fmt.Sprintf("invalid change %q", str)
if len(f) < 3 {
panic(errStr)
}
c := &change{}
switch f[0] {
case "ADD":
c.kind = ChangeKindAdd
case "CHG":
c.kind = ChangeKindModify
case "DEL":
c.kind = ChangeKindDelete
default:
panic(errStr)
}
c.path = filepath.FromSlash(f[1])
st := &types.Stat{}
switch f[2] {
case "file":
if len(f) > 3 {
if f[3][0] == '>' {
st.Linkname = f[3][1:]
} else {
c.data = f[3]
}
}
case "dir":
st.Mode |= uint32(os.ModeDir)
case "socket":
st.Mode |= uint32(os.ModeSocket)
case "symlink":
if len(f) < 4 {
panic(errStr)
}
st.Mode |= uint32(os.ModeSymlink)
st.Linkname = f[3]
}
c.fi = &StatInfo{st}
return c
}
|
