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parse_test.go
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parse_test.go
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package ftp
import (
"fmt"
"strings"
"testing"
"time"
)
var (
// now is the current time for all tests
now = newTime(2017, time.March, 10, 23, 00)
thisYear, _, _ = now.Date()
previousYear = thisYear - 1
)
type line struct {
line string
name string
size uint64
entryType EntryType
time time.Time
}
type symlinkLine struct {
line string
name string
target string
}
type unsupportedLine struct {
line string
err error
}
var listTests = []line{
// UNIX ls -l style
{"drwxr-xr-x 3 110 1002 3 Dec 02 2009 pub", "pub", 0, EntryTypeFolder, newTime(2009, time.December, 2)},
{"drwxr-xr-x 3 110 1002 3 Dec 02 2009 p u b", "p u b", 0, EntryTypeFolder, newTime(2009, time.December, 2)},
{"-rw-r--r-- 1 marketwired marketwired 12016 Mar 16 2016 2016031611G087802-001.newsml", "2016031611G087802-001.newsml", 12016, EntryTypeFile, newTime(2016, time.March, 16)},
{"-rwxr-xr-x 3 110 1002 1234567 Dec 02 2009 fileName", "fileName", 1234567, EntryTypeFile, newTime(2009, time.December, 2)},
{"lrwxrwxrwx 1 root other 7 Jan 25 00:17 bin -> usr/bin", "bin", 0, EntryTypeLink, newTime(thisYear, time.January, 25, 0, 17)},
// Another ls style
{"drwxr-xr-x folder 0 Aug 15 05:49 !!!-Tipp des Haus!", "!!!-Tipp des Haus!", 0, EntryTypeFolder, newTime(thisYear, time.August, 15, 5, 49)},
{"drwxrwxrwx folder 0 Aug 11 20:32 P0RN", "P0RN", 0, EntryTypeFolder, newTime(thisYear, time.August, 11, 20, 32)},
{"-rw-r--r-- 0 18446744073709551615 18446744073709551615 Nov 16 2006 VIDEO_TS.VOB", "VIDEO_TS.VOB", 18446744073709551615, EntryTypeFile, newTime(2006, time.November, 16)},
// Microsoft's FTP servers for Windows
{"---------- 1 owner group 1803128 Jul 10 10:18 ls-lR.Z", "ls-lR.Z", 1803128, EntryTypeFile, newTime(thisYear, time.July, 10, 10, 18)},
{"d--------- 1 owner group 0 Nov 9 19:45 Softlib", "Softlib", 0, EntryTypeFolder, newTime(previousYear, time.November, 9, 19, 45)},
// WFTPD for MSDOS
{"-rwxrwxrwx 1 noone nogroup 322 Aug 19 1996 message.ftp", "message.ftp", 322, EntryTypeFile, newTime(1996, time.August, 19)},
// RFC3659 format: https://tools.ietf.org/html/rfc3659#section-7
{"modify=20150813224845;perm=fle;type=cdir;unique=119FBB87U4;UNIX.group=0;UNIX.mode=0755;UNIX.owner=0; .", ".", 0, EntryTypeFolder, newTime(2015, time.August, 13, 22, 48, 45)},
{"modify=20150813224845;perm=fle;type=pdir;unique=119FBB87U4;UNIX.group=0;UNIX.mode=0755;UNIX.owner=0; ..", "..", 0, EntryTypeFolder, newTime(2015, time.August, 13, 22, 48, 45)},
{"modify=20150806235817;perm=fle;type=dir;unique=1B20F360U4;UNIX.group=0;UNIX.mode=0755;UNIX.owner=0; movies", "movies", 0, EntryTypeFolder, newTime(2015, time.August, 6, 23, 58, 17)},
{"modify=20150814172949;perm=flcdmpe;type=dir;unique=85A0C168U4;UNIX.group=0;UNIX.mode=0777;UNIX.owner=0; _upload", "_upload", 0, EntryTypeFolder, newTime(2015, time.August, 14, 17, 29, 49)},
{"modify=20150813175250;perm=adfr;size=951;type=file;unique=119FBB87UE;UNIX.group=0;UNIX.mode=0644;UNIX.owner=0; welcome.msg", "welcome.msg", 951, EntryTypeFile, newTime(2015, time.August, 13, 17, 52, 50)},
// Format and types have first letter UpperCase
{"Modify=20150813175250;Perm=adfr;Size=951;Type=file;Unique=119FBB87UE;UNIX.group=0;UNIX.mode=0644;UNIX.owner=0; welcome.msg", "welcome.msg", 951, EntryTypeFile, newTime(2015, time.August, 13, 17, 52, 50)},
// DOS DIR command output
{"08-07-15 07:50PM 718 Post_PRR_20150901_1166_265118_13049.dat", "Post_PRR_20150901_1166_265118_13049.dat", 718, EntryTypeFile, newTime(2015, time.August, 7, 19, 50)},
{"08-10-15 02:04PM <DIR> Billing", "Billing", 0, EntryTypeFolder, newTime(2015, time.August, 10, 14, 4)},
// dir and file names that contain multiple spaces
{"drwxr-xr-x 3 110 1002 3 Dec 02 2009 spaces dir name", "spaces dir name", 0, EntryTypeFolder, newTime(2009, time.December, 2)},
{"-rwxr-xr-x 3 110 1002 1234567 Dec 02 2009 file name", "file name", 1234567, EntryTypeFile, newTime(2009, time.December, 2)},
{"-rwxr-xr-x 3 110 1002 1234567 Dec 02 2009 foo bar ", " foo bar ", 1234567, EntryTypeFile, newTime(2009, time.December, 2)},
// Odd link count from hostedftp.com
{"-r-------- 0 user group 65222236 Feb 24 00:39 RegularFile", "RegularFile", 65222236, EntryTypeFile, newTime(thisYear, time.February, 24, 0, 39)},
// Line with ACL persmissions
{"-rwxrw-r--+ 1 521 101 2080 May 21 10:53 data.csv", "data.csv", 2080, EntryTypeFile, newTime(thisYear, time.May, 21, 10, 53)},
}
var listTestsSymlink = []symlinkLine{
{"lrwxrwxrwx 1 root other 7 Jan 25 00:17 bin -> usr/bin", "bin", "usr/bin"},
{"lrwxrwxrwx 1 0 1001 27 Jul 07 2017 R-3.4.0.pkg -> el-capitan/base/R-3.4.0.pkg", "R-3.4.0.pkg", "el-capitan/base/R-3.4.0.pkg"},
}
// Not supported, we expect a specific error message
var listTestsFail = []unsupportedLine{
{"d [R----F--] supervisor 512 Jan 16 18:53 login", errUnsupportedListLine},
{"- [R----F--] rhesus 214059 Oct 20 15:27 cx.exe", errUnsupportedListLine},
{"drwxr-xr-x 3 110 1002 3 Dec 02 209 pub", errUnsupportedListDate},
{"modify=20150806235817;invalid;UNIX.owner=0; movies", errUnsupportedListLine},
{"Zrwxrwxrwx 1 root other 7 Jan 25 00:17 bin -> usr/bin", errUnknownListEntryType},
{"total 1", errUnsupportedListLine},
{"000000000x ", errUnsupportedListLine}, // see https://github.com/jlaffaye/ftp/issues/97
{"", errUnsupportedListLine},
}
func TestParseValidListLine(t *testing.T) {
for _, lt := range listTests {
t.Run(fmt.Sprintf("parseListLine(%v)", lt.line), func(t *testing.T) {
entry, err := parseListLine(lt.line, now, time.UTC)
if err != nil {
t.Errorf("returned err = %v", err)
return
}
if entry.Name != lt.name {
t.Errorf("Name = '%v', want '%v'", entry.Name, lt.name)
}
if entry.Type != lt.entryType {
t.Errorf("EntryType = %v, want %v", entry.Type, lt.entryType)
}
if entry.Size != lt.size {
t.Errorf("Size = %v, want %v", entry.Size, lt.size)
}
if !entry.Time.Equal(lt.time) {
t.Errorf("Time = %v, want %v", entry.Time, lt.time)
}
})
}
}
func TestParseSymlinks(t *testing.T) {
for _, lt := range listTestsSymlink {
entry, err := parseListLine(lt.line, now, time.UTC)
if err != nil {
t.Errorf("parseListLine(%v) returned err = %v", lt.line, err)
continue
}
if entry.Name != lt.name {
t.Errorf("parseListLine(%v).Name = '%v', want '%v'", lt.line, entry.Name, lt.name)
}
if entry.Target != lt.target {
t.Errorf("parseListLine(%v).Target = '%v', want '%v'", lt.line, entry.Target, lt.target)
}
if entry.Type != EntryTypeLink {
t.Errorf("parseListLine(%v).EntryType = %v, want EntryTypeLink", lt.line, entry.Type)
}
}
}
func TestParseUnsupportedListLine(t *testing.T) {
for _, lt := range listTestsFail {
t.Run(fmt.Sprintf("parseListLine(%v)", lt.line), func(t *testing.T) {
_, err := parseListLine(lt.line, now, time.UTC)
if err == nil {
t.Error("expected to fail")
}
if err != lt.err {
t.Errorf("expected to fail with error: '%s'; was: '%s'", lt.err.Error(), err.Error())
}
})
}
}
func TestSettime(t *testing.T) {
tests := []struct {
line string
expected time.Time
}{
// this year, in the past
{"Feb 10 23:00", newTime(thisYear, time.February, 10, 23)},
// this year, less than six months in the future
{"Sep 10 22:59", newTime(thisYear, time.September, 10, 22, 59)},
// previous year, otherwise it would be more than 6 months in the future
{"Sep 10 23:00", newTime(previousYear, time.September, 10, 23)},
// far in the future
{"Jan 23 2019", newTime(2019, time.January, 23)},
}
for _, test := range tests {
entry := &Entry{}
entry.setTime(strings.Fields(test.line), now, time.UTC)
if !entry.Time.Equal(test.expected) {
t.Errorf("setTime(%v).Time = %v, want %v", test.line, entry.Time, test.expected)
}
}
}
// newTime builds a UTC time from the given year, month, day, hour and minute
func newTime(year int, month time.Month, day int, hourMinSec ...int) time.Time {
var hour, min, sec int
switch len(hourMinSec) {
case 0:
// nothing
case 3:
sec = hourMinSec[2]
fallthrough
case 2:
min = hourMinSec[1]
fallthrough
case 1:
hour = hourMinSec[0]
default:
panic("too many arguments")
}
return time.Date(year, month, day, hour, min, sec, 0, time.UTC)
}