mirror of https://github.com/spf13/afero.git
403 lines
8.5 KiB
Go
403 lines
8.5 KiB
Go
// Most of the tests are stolen from the zipfs implementation
|
|
package tarfs
|
|
|
|
import (
|
|
"archive/tar"
|
|
"errors"
|
|
"fmt"
|
|
"io"
|
|
"os"
|
|
"path/filepath"
|
|
"reflect"
|
|
"syscall"
|
|
"testing"
|
|
|
|
"github.com/spf13/afero"
|
|
)
|
|
|
|
var files = []struct {
|
|
name string
|
|
exists bool
|
|
isdir bool
|
|
size int64
|
|
content string
|
|
contentAt4k string
|
|
}{
|
|
{"/", true, true, 0, "", ""},
|
|
{"/sub", true, true, 0, "", ""},
|
|
{"/sub/testDir2", true, true, 0, "", ""},
|
|
{"/sub/testDir2/testFile", true, false, 8192, "cccccccc", "ccccdddd"},
|
|
{"/testFile", true, false, 8192, "aaaaaaaa", "aaaabbbb"},
|
|
{"/testDir1/testFile", true, false, 8192, "bbbbbbbb", "bbbbcccc"},
|
|
|
|
{"/nonExisting", false, false, 0, "", ""},
|
|
}
|
|
|
|
var dirs = []struct {
|
|
name string
|
|
children []string
|
|
}{
|
|
{"/", []string{"sub", "testDir1", "testFile"}},
|
|
{"/sub", []string{"testDir2"}},
|
|
{"/sub/testDir2", []string{"testFile"}},
|
|
{"/testDir1", []string{"testFile"}},
|
|
}
|
|
|
|
var afs *afero.Afero
|
|
|
|
func TestMain(m *testing.M) {
|
|
tf, err := os.Open("testdata/t.tar")
|
|
if err != nil {
|
|
fmt.Print(err)
|
|
os.Exit(1)
|
|
}
|
|
|
|
tfs := New(tar.NewReader(tf))
|
|
afs = &afero.Afero{Fs: tfs}
|
|
os.Exit(m.Run())
|
|
}
|
|
|
|
func TestFsOpen(t *testing.T) {
|
|
for _, f := range files {
|
|
file, err := afs.Open(f.name)
|
|
if (err == nil) != f.exists {
|
|
t.Errorf("%v exists = %v, but got err = %v", f.name, f.exists, err)
|
|
}
|
|
|
|
if !f.exists {
|
|
continue
|
|
}
|
|
if err != nil {
|
|
t.Fatalf("%v: %v", f.name, err)
|
|
}
|
|
|
|
if file.Name() != filepath.FromSlash(f.name) {
|
|
t.Errorf("Name(), got %v, expected %v", file.Name(), filepath.FromSlash(f.name))
|
|
}
|
|
|
|
s, err := file.Stat()
|
|
if err != nil {
|
|
t.Fatalf("stat %v: got error '%v'", file.Name(), err)
|
|
}
|
|
|
|
if isdir := s.IsDir(); isdir != f.isdir {
|
|
t.Errorf("%v directory, got: %v, expected: %v", file.Name(), isdir, f.isdir)
|
|
}
|
|
|
|
if size := s.Size(); size != f.size {
|
|
t.Errorf("%v size, got: %v, expected: %v", file.Name(), size, f.size)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestRead(t *testing.T) {
|
|
for _, f := range files {
|
|
if !f.exists {
|
|
continue
|
|
}
|
|
|
|
file, err := afs.Open(f.name)
|
|
if err != nil {
|
|
t.Fatalf("opening %v: %v", f.name, err)
|
|
}
|
|
|
|
buf := make([]byte, 8)
|
|
n, err := file.Read(buf)
|
|
if err != nil {
|
|
if f.isdir && (err != syscall.EISDIR) {
|
|
t.Errorf("%v got error %v, expected EISDIR", f.name, err)
|
|
} else if !f.isdir {
|
|
t.Errorf("%v: %v", f.name, err)
|
|
}
|
|
} else if n != 8 {
|
|
t.Errorf("%v: got %d read bytes, expected 8", f.name, n)
|
|
} else if string(buf) != f.content {
|
|
t.Errorf("%v: got <%s>, expected <%s>", f.name, f.content, string(buf))
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
func TestReadAt(t *testing.T) {
|
|
for _, f := range files {
|
|
if !f.exists {
|
|
continue
|
|
}
|
|
|
|
file, err := afs.Open(f.name)
|
|
if err != nil {
|
|
t.Fatalf("opening %v: %v", f.name, err)
|
|
}
|
|
|
|
buf := make([]byte, 8)
|
|
n, err := file.ReadAt(buf, 4092)
|
|
if err != nil {
|
|
if f.isdir && (err != syscall.EISDIR) {
|
|
t.Errorf("%v got error %v, expected EISDIR", f.name, err)
|
|
} else if !f.isdir {
|
|
t.Errorf("%v: %v", f.name, err)
|
|
}
|
|
} else if n != 8 {
|
|
t.Errorf("%v: got %d read bytes, expected 8", f.name, n)
|
|
} else if string(buf) != f.contentAt4k {
|
|
t.Errorf("%v: got <%s>, expected <%s>", f.name, f.contentAt4k, string(buf))
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
func TestSeek(t *testing.T) {
|
|
for _, f := range files {
|
|
if !f.exists {
|
|
continue
|
|
}
|
|
|
|
file, err := afs.Open(f.name)
|
|
if err != nil {
|
|
t.Fatalf("opening %v: %v", f.name, err)
|
|
}
|
|
|
|
var tests = []struct {
|
|
offin int64
|
|
whence int
|
|
offout int64
|
|
}{
|
|
{0, io.SeekStart, 0},
|
|
{10, io.SeekStart, 10},
|
|
{1, io.SeekCurrent, 11},
|
|
{10, io.SeekCurrent, 21},
|
|
{0, io.SeekEnd, f.size},
|
|
{-1, io.SeekEnd, f.size - 1},
|
|
}
|
|
|
|
for _, s := range tests {
|
|
n, err := file.Seek(s.offin, s.whence)
|
|
if err != nil {
|
|
if f.isdir && err == syscall.EISDIR {
|
|
continue
|
|
}
|
|
|
|
t.Errorf("%v: %v", f.name, err)
|
|
}
|
|
|
|
if n != s.offout {
|
|
t.Errorf("%v: (off: %v, whence: %v): got %v, expected %v", f.name, s.offin, s.whence, n, s.offout)
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
func TestName(t *testing.T) {
|
|
for _, f := range files {
|
|
if !f.exists {
|
|
continue
|
|
}
|
|
|
|
file, err := afs.Open(f.name)
|
|
if err != nil {
|
|
t.Fatalf("opening %v: %v", f.name, err)
|
|
}
|
|
|
|
n := file.Name()
|
|
if n != filepath.FromSlash(f.name) {
|
|
t.Errorf("got: %v, expected: %v", n, filepath.FromSlash(f.name))
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
func TestClose(t *testing.T) {
|
|
for _, f := range files {
|
|
if !f.exists {
|
|
continue
|
|
}
|
|
|
|
file, err := afs.Open(f.name)
|
|
if err != nil {
|
|
t.Fatalf("opening %v: %v", f.name, err)
|
|
}
|
|
|
|
err = file.Close()
|
|
if err != nil {
|
|
t.Errorf("%v: %v", f.name, err)
|
|
}
|
|
|
|
err = file.Close()
|
|
if err == nil {
|
|
t.Errorf("%v: closing twice should return an error", f.name)
|
|
}
|
|
|
|
buf := make([]byte, 8)
|
|
n, err := file.Read(buf)
|
|
if n != 0 || err == nil {
|
|
t.Errorf("%v: could read from a closed file", f.name)
|
|
}
|
|
|
|
n, err = file.ReadAt(buf, 256)
|
|
if n != 0 || err == nil {
|
|
t.Errorf("%v: could readAt from a closed file", f.name)
|
|
}
|
|
|
|
off, err := file.Seek(0, io.SeekStart)
|
|
if off != 0 || err == nil {
|
|
t.Errorf("%v: could seek from a closed file", f.name)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestOpenFile(t *testing.T) {
|
|
for _, f := range files {
|
|
file, err := afs.OpenFile(f.name, os.O_RDONLY, 0400)
|
|
if !f.exists {
|
|
if !errors.Is(err, syscall.ENOENT) {
|
|
t.Errorf("%v: got %v, expected%v", f.name, err, syscall.ENOENT)
|
|
}
|
|
|
|
continue
|
|
}
|
|
|
|
if err != nil {
|
|
t.Fatalf("%v: %v", f.name, err)
|
|
}
|
|
file.Close()
|
|
|
|
file, err = afs.OpenFile(f.name, os.O_CREATE, 0600)
|
|
if !errors.Is(err, syscall.EPERM) {
|
|
t.Errorf("%v: open for write: got %v, expected %v", f.name, err, syscall.EPERM)
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
func TestFsStat(t *testing.T) {
|
|
for _, f := range files {
|
|
fi, err := afs.Stat(f.name)
|
|
if !f.exists {
|
|
if !errors.Is(err, syscall.ENOENT) {
|
|
t.Errorf("%v: got %v, expected%v", f.name, err, syscall.ENOENT)
|
|
}
|
|
|
|
continue
|
|
}
|
|
|
|
if err != nil {
|
|
t.Fatalf("stat %v: got error '%v'", f.name, err)
|
|
}
|
|
|
|
if isdir := fi.IsDir(); isdir != f.isdir {
|
|
t.Errorf("%v directory, got: %v, expected: %v", f.name, isdir, f.isdir)
|
|
}
|
|
|
|
if size := fi.Size(); size != f.size {
|
|
t.Errorf("%v size, got: %v, expected: %v", f.name, size, f.size)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestReaddir(t *testing.T) {
|
|
for _, d := range dirs {
|
|
dir, err := afs.Open(d.name)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
fi, err := dir.Readdir(0)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
var names []string
|
|
for _, f := range fi {
|
|
names = append(names, f.Name())
|
|
}
|
|
|
|
if !reflect.DeepEqual(names, d.children) {
|
|
t.Errorf("%v: children, got '%v', expected '%v'", d.name, names, d.children)
|
|
}
|
|
|
|
fi, err = dir.Readdir(1)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
names = []string{}
|
|
for _, f := range fi {
|
|
names = append(names, f.Name())
|
|
}
|
|
|
|
if !reflect.DeepEqual(names, d.children[0:1]) {
|
|
t.Errorf("%v: children, got '%v', expected '%v'", d.name, names, d.children[0:1])
|
|
}
|
|
}
|
|
|
|
dir, err := afs.Open("/testFile")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
_, err = dir.Readdir(-1)
|
|
if err != syscall.ENOTDIR {
|
|
t.Fatal("Expected error")
|
|
}
|
|
}
|
|
|
|
func TestReaddirnames(t *testing.T) {
|
|
for _, d := range dirs {
|
|
dir, err := afs.Open(d.name)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
names, err := dir.Readdirnames(0)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !reflect.DeepEqual(names, d.children) {
|
|
t.Errorf("%v: children, got '%v', expected '%v'", d.name, names, d.children)
|
|
}
|
|
|
|
names, err = dir.Readdirnames(1)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !reflect.DeepEqual(names, d.children[0:1]) {
|
|
t.Errorf("%v: children, got '%v', expected '%v'", d.name, names, d.children[0:1])
|
|
}
|
|
}
|
|
|
|
dir, err := afs.Open("/testFile")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
_, err = dir.Readdir(-1)
|
|
if err != syscall.ENOTDIR {
|
|
t.Fatal("Expected error")
|
|
}
|
|
}
|
|
|
|
func TestGlob(t *testing.T) {
|
|
for _, s := range []struct {
|
|
glob string
|
|
entries []string
|
|
}{
|
|
{filepath.FromSlash("/*"), []string{filepath.FromSlash("/sub"), filepath.FromSlash("/testDir1"), filepath.FromSlash("/testFile")}},
|
|
{filepath.FromSlash("*"), []string{filepath.FromSlash("sub"), filepath.FromSlash("testDir1"), filepath.FromSlash("testFile")}},
|
|
{filepath.FromSlash("sub/*"), []string{filepath.FromSlash("sub/testDir2")}},
|
|
{filepath.FromSlash("sub/testDir2/*"), []string{filepath.FromSlash("sub/testDir2/testFile")}},
|
|
{filepath.FromSlash("testDir1/*"), []string{filepath.FromSlash("testDir1/testFile")}},
|
|
} {
|
|
entries, err := afero.Glob(afs.Fs, s.glob)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
if reflect.DeepEqual(entries, s.entries) {
|
|
t.Logf("glob: %s: glob ok", s.glob)
|
|
} else {
|
|
t.Errorf("glob: %s: got %#v, expected %#v", s.glob, entries, s.entries)
|
|
}
|
|
}
|
|
}
|