rclone/fstest/fstests/fstests.go

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// Package fstests provides generic tests for testing the Fs and Object interfaces
//
// Run go generate to write the tests for the remotes
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package fstests
//go:generate go run gen_tests.go
import (
"bytes"
"fmt"
"io"
"io/ioutil"
"os"
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"path"
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"path/filepath"
"sort"
"strings"
"testing"
"time"
"github.com/ncw/rclone/fs"
"github.com/ncw/rclone/fs/config"
"github.com/ncw/rclone/fs/fserrors"
"github.com/ncw/rclone/fs/hash"
"github.com/ncw/rclone/fs/object"
"github.com/ncw/rclone/fs/operations"
"github.com/ncw/rclone/fs/walk"
"github.com/ncw/rclone/fstest"
"github.com/pkg/errors"
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"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
var (
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remote fs.Fs
// RemoteName should be set to the name of the remote for testing
RemoteName = ""
subRemoteName = ""
subRemoteLeaf = ""
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// NilObject should be set to a nil Object from the Fs under test
NilObject fs.Object
// ExtraConfig is for adding config to a remote
ExtraConfig = []ExtraConfigItem{}
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// SkipBadWindowsCharacters skips unusable characters for windows if set
SkipBadWindowsCharacters = map[string]bool{}
file1 = fstest.Item{
ModTime: fstest.Time("2001-02-03T04:05:06.499999999Z"),
Path: "file name.txt",
}
file1Contents = ""
file2 = fstest.Item{
ModTime: fstest.Time("2001-02-03T04:05:10.123123123Z"),
Path: `hello? sausage/êé/Hello, 世界/ " ' @ < > & ? + ≠/z.txt`,
WinPath: `hello_ sausage/êé/Hello, 世界/ _ ' @ _ _ & _ + ≠/z.txt`,
}
file2Contents = ""
isLocalRemote bool
)
// ExtraConfigItem describes a config item added on the fly while testing
type ExtraConfigItem struct{ Name, Key, Value string }
// Make the Fs we are testing with, initialising the global variables
// subRemoteName - name of the remote after the TestRemote:
// subRemoteLeaf - a subdirectory to use under that
// remote - the result of fs.NewFs(TestRemote:subRemoteName)
func newFs(t *testing.T) {
var err error
subRemoteName, subRemoteLeaf, err = fstest.RandomRemoteName(RemoteName)
require.NoError(t, err)
remote, err = fs.NewFs(subRemoteName)
if err == fs.ErrorNotFoundInConfigFile {
t.Logf("Didn't find %q in config file - skipping tests", RemoteName)
return
}
require.NoError(t, err, fmt.Sprintf("unexpected error: %v", err))
}
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// TestInit tests basic intitialisation
func TestInit(t *testing.T) {
var err error
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// Remove bad characters from Windows file name if set
if SkipBadWindowsCharacters[RemoteName] {
t.Logf("Removing bad windows characters from test file")
file2.Path = winPath(file2.Path)
}
fstest.Initialise()
// Set extra config if supplied
for _, item := range ExtraConfig {
config.FileSet(item.Name, item.Key, item.Value)
}
if *fstest.RemoteName != "" {
RemoteName = *fstest.RemoteName
}
t.Logf("Using remote %q", RemoteName)
if RemoteName == "" {
RemoteName, err = fstest.LocalRemote()
require.NoError(t, err)
isLocalRemote = true
}
newFs(t)
skipIfNotOk(t)
err = remote.Mkdir("")
require.NoError(t, err)
fstest.CheckListing(t, remote, []fstest.Item{})
}
func skipIfNotOk(t *testing.T) {
if remote == nil {
t.Skipf("WARN: %q not configured", RemoteName)
}
}
// Skip if remote is not ListR capable, otherwise set the useListR
// flag, returning a function to restore its value
func skipIfNotListR(t *testing.T) func() {
skipIfNotOk(t)
if remote.Features().ListR == nil {
t.Skip("FS has no ListR interface")
}
previous := fs.Config.UseListR
fs.Config.UseListR = true
return func() {
fs.Config.UseListR = previous
}
}
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// TestFsString tests the String method
func TestFsString(t *testing.T) {
skipIfNotOk(t)
str := remote.String()
require.NotEqual(t, "", str)
}
// TestFsName tests the Name method
func TestFsName(t *testing.T) {
skipIfNotOk(t)
got := remote.Name()
want := RemoteName
if isLocalRemote {
want = "local:"
}
require.Equal(t, want, got+":")
}
// TestFsRoot tests the Root method
func TestFsRoot(t *testing.T) {
skipIfNotOk(t)
name := remote.Name() + ":"
root := remote.Root()
if isLocalRemote {
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// only check last path element on local
require.Equal(t, filepath.Base(subRemoteName), filepath.Base(root))
} else {
require.Equal(t, subRemoteName, name+root)
}
}
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// TestFsRmdirEmpty tests deleting an empty directory
func TestFsRmdirEmpty(t *testing.T) {
skipIfNotOk(t)
err := remote.Rmdir("")
require.NoError(t, err)
}
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// TestFsRmdirNotFound tests deleting a non existent directory
func TestFsRmdirNotFound(t *testing.T) {
skipIfNotOk(t)
err := remote.Rmdir("")
assert.Error(t, err, "Expecting error on Rmdir non existent")
}
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// TestFsMkdir tests tests making a directory
func TestFsMkdir(t *testing.T) {
skipIfNotOk(t)
// Use a new directory here. This is for the container based
// remotes which take time to create and destroy a container
// (eg azure blob)
newFs(t)
err := remote.Mkdir("")
require.NoError(t, err)
fstest.CheckListing(t, remote, []fstest.Item{})
err = remote.Mkdir("")
require.NoError(t, err)
}
// TestFsMkdirRmdirSubdir tests making and removing a sub directory
func TestFsMkdirRmdirSubdir(t *testing.T) {
skipIfNotOk(t)
dir := "dir/subdir"
err := operations.Mkdir(remote, dir)
require.NoError(t, err)
fstest.CheckListingWithPrecision(t, remote, []fstest.Item{}, []string{"dir", "dir/subdir"}, fs.Config.ModifyWindow)
err = operations.Rmdir(remote, dir)
require.NoError(t, err)
fstest.CheckListingWithPrecision(t, remote, []fstest.Item{}, []string{"dir"}, fs.Config.ModifyWindow)
err = operations.Rmdir(remote, "dir")
require.NoError(t, err)
fstest.CheckListingWithPrecision(t, remote, []fstest.Item{}, []string{}, fs.Config.ModifyWindow)
}
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// TestFsListEmpty tests listing an empty directory
func TestFsListEmpty(t *testing.T) {
skipIfNotOk(t)
fstest.CheckListing(t, remote, []fstest.Item{})
}
// winPath converts a path into a windows safe path
func winPath(s string) string {
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return strings.Map(func(r rune) rune {
switch r {
case '<', '>', '"', '|', '?', '*', ':':
return '_'
}
return r
}, s)
}
// dirsToNames returns a sorted list of names
func dirsToNames(dirs []fs.Directory) []string {
names := []string{}
for _, dir := range dirs {
names = append(names, winPath(fstest.Normalize(dir.Remote())))
}
sort.Strings(names)
return names
}
// objsToNames returns a sorted list of object names
func objsToNames(objs []fs.Object) []string {
names := []string{}
for _, obj := range objs {
names = append(names, winPath(fstest.Normalize(obj.Remote())))
}
sort.Strings(names)
return names
}
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// TestFsListDirEmpty tests listing the directories from an empty directory
func TestFsListDirEmpty(t *testing.T) {
skipIfNotOk(t)
objs, dirs, err := walk.GetAll(remote, "", true, 1)
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require.NoError(t, err)
assert.Equal(t, []string{}, objsToNames(objs))
assert.Equal(t, []string{}, dirsToNames(dirs))
}
// TestFsListRDirEmpty tests listing the directories from an empty directory using ListR
func TestFsListRDirEmpty(t *testing.T) {
defer skipIfNotListR(t)()
TestFsListDirEmpty(t)
}
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// TestFsNewObjectNotFound tests not finding a object
func TestFsNewObjectNotFound(t *testing.T) {
skipIfNotOk(t)
// Object in an existing directory
o, err := remote.NewObject("potato")
assert.Nil(t, o)
assert.Equal(t, fs.ErrorObjectNotFound, err)
// Now try an object in a non existing directory
o, err = remote.NewObject("directory/not/found/potato")
assert.Nil(t, o)
assert.Equal(t, fs.ErrorObjectNotFound, err)
}
func findObject(t *testing.T, Name string) fs.Object {
var obj fs.Object
var err error
for i := 1; i <= *fstest.ListRetries; i++ {
obj, err = remote.NewObject(Name)
if err == nil {
break
}
t.Logf("Sleeping for 1 second for findObject eventual consistency: %d/%d (%v)", i, *fstest.ListRetries, err)
time.Sleep(1 * time.Second)
}
require.NoError(t, err)
return obj
}
func testPut(t *testing.T, file *fstest.Item) string {
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tries := 1
const maxTries = 10
again:
contents := fstest.RandomString(100)
buf := bytes.NewBufferString(contents)
hash := hash.NewMultiHasher()
in := io.TeeReader(buf, hash)
file.Size = int64(buf.Len())
obji := object.NewStaticObjectInfo(file.Path, file.ModTime, file.Size, true, nil, nil)
obj, err := remote.Put(in, obji)
if err != nil {
// Retry if err returned a retry error
if fserrors.IsRetryError(err) && tries < maxTries {
t.Logf("Put error: %v - low level retry %d/%d", err, tries, maxTries)
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time.Sleep(2 * time.Second)
tries++
goto again
}
require.NoError(t, err, fmt.Sprintf("Put error: %v", err))
}
file.Hashes = hash.Sums()
file.Check(t, obj, remote.Precision())
// Re-read the object and check again
obj = findObject(t, file.Path)
file.Check(t, obj, remote.Precision())
return contents
}
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// TestFsPutFile1 tests putting a file
func TestFsPutFile1(t *testing.T) {
skipIfNotOk(t)
file1Contents = testPut(t, &file1)
}
type errorReader struct {
err error
}
func (er errorReader) Read(p []byte) (n int, err error) {
return 0, er.err
}
// TestFsPutError tests uploading a file where there is an error
//
// It makes sure that aborting a file half way through does not create
// a file on the remote.
func TestFsPutError(t *testing.T) {
skipIfNotOk(t)
// Read 50 bytes then produce an error
contents := fstest.RandomString(50)
buf := bytes.NewBufferString(contents)
er := &errorReader{errors.New("potato")}
in := io.MultiReader(buf, er)
obji := object.NewStaticObjectInfo(file2.Path, file2.ModTime, 100, true, nil, nil)
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_, err := remote.Put(in, obji)
// assert.Nil(t, obj) - FIXME some remotes return the object even on nil
assert.NotNil(t, err)
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obj, err := remote.NewObject(file2.Path)
assert.Nil(t, obj)
assert.Equal(t, fs.ErrorObjectNotFound, err)
}
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// TestFsPutFile2 tests putting a file into a subdirectory
func TestFsPutFile2(t *testing.T) {
skipIfNotOk(t)
file2Contents = testPut(t, &file2)
}
// TestFsUpdateFile1 tests updating file1 with new contents
func TestFsUpdateFile1(t *testing.T) {
skipIfNotOk(t)
file1Contents = testPut(t, &file1)
// Note that the next test will check there are no duplicated file names
}
// TestFsListDirFile2 tests the files are correctly uploaded by doing
// Depth 1 directory listings
func TestFsListDirFile2(t *testing.T) {
skipIfNotOk(t)
list := func(dir string, expectedDirNames, expectedObjNames []string) {
var objNames, dirNames []string
for i := 1; i <= *fstest.ListRetries; i++ {
objs, dirs, err := walk.GetAll(remote, dir, true, 1)
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if errors.Cause(err) == fs.ErrorDirNotFound {
objs, dirs, err = walk.GetAll(remote, winPath(dir), true, 1)
}
require.NoError(t, err)
objNames = objsToNames(objs)
dirNames = dirsToNames(dirs)
if len(objNames) >= len(expectedObjNames) && len(dirNames) >= len(expectedDirNames) {
break
}
t.Logf("Sleeping for 1 second for TestFsListDirFile2 eventual consistency: %d/%d", i, *fstest.ListRetries)
time.Sleep(1 * time.Second)
}
assert.Equal(t, expectedDirNames, dirNames)
assert.Equal(t, expectedObjNames, objNames)
}
dir := file2.Path
deepest := true
for dir != "" {
expectedObjNames := []string{}
expectedDirNames := []string{}
child := dir
dir = path.Dir(dir)
if dir == "." {
dir = ""
expectedObjNames = append(expectedObjNames, winPath(file1.Path))
}
if deepest {
expectedObjNames = append(expectedObjNames, winPath(file2.Path))
deepest = false
} else {
expectedDirNames = append(expectedDirNames, winPath(child))
}
list(dir, expectedDirNames, expectedObjNames)
}
}
// TestFsListRDirFile2 tests the files are correctly uploaded by doing
// Depth 1 directory listings using ListR
func TestFsListRDirFile2(t *testing.T) {
defer skipIfNotListR(t)()
TestFsListDirFile2(t)
}
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// TestFsListDirRoot tests that DirList works in the root
func TestFsListDirRoot(t *testing.T) {
skipIfNotOk(t)
rootRemote, err := fs.NewFs(RemoteName)
require.NoError(t, err)
_, dirs, err := walk.GetAll(rootRemote, "", true, 1)
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require.NoError(t, err)
assert.Contains(t, dirsToNames(dirs), subRemoteLeaf, "Remote leaf not found")
}
// TestFsListRDirRoot tests that DirList works in the root using ListR
func TestFsListRDirRoot(t *testing.T) {
defer skipIfNotListR(t)()
TestFsListDirRoot(t)
}
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// TestFsListSubdir tests List works for a subdirectory
func TestFsListSubdir(t *testing.T) {
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skipIfNotOk(t)
fileName := file2.Path
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var err error
var objs []fs.Object
var dirs []fs.Directory
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for i := 0; i < 2; i++ {
dir, _ := path.Split(fileName)
dir = dir[:len(dir)-1]
objs, dirs, err = walk.GetAll(remote, dir, true, -1)
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if err != fs.ErrorDirNotFound {
break
}
fileName = file2.WinPath
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}
require.NoError(t, err)
require.Len(t, objs, 1)
assert.Equal(t, fileName, objs[0].Remote())
require.Len(t, dirs, 0)
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}
// TestFsListRSubdir tests List works for a subdirectory using ListR
func TestFsListRSubdir(t *testing.T) {
defer skipIfNotListR(t)()
TestFsListSubdir(t)
}
// TestFsListLevel2 tests List works for 2 levels
func TestFsListLevel2(t *testing.T) {
skipIfNotOk(t)
objs, dirs, err := walk.GetAll(remote, "", true, 2)
if err == fs.ErrorLevelNotSupported {
return
}
require.NoError(t, err)
assert.Equal(t, []string{file1.Path}, objsToNames(objs))
assert.Equal(t, []string{`hello_ sausage`, `hello_ sausage/êé`}, dirsToNames(dirs))
}
// TestFsListRLevel2 tests List works for 2 levels using ListR
func TestFsListRLevel2(t *testing.T) {
defer skipIfNotListR(t)()
TestFsListLevel2(t)
}
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// TestFsListFile1 tests file present
func TestFsListFile1(t *testing.T) {
skipIfNotOk(t)
fstest.CheckListing(t, remote, []fstest.Item{file1, file2})
}
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// TestFsNewObject tests NewObject
func TestFsNewObject(t *testing.T) {
skipIfNotOk(t)
obj := findObject(t, file1.Path)
file1.Check(t, obj, remote.Precision())
}
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// TestFsListFile1and2 tests two files present
func TestFsListFile1and2(t *testing.T) {
skipIfNotOk(t)
fstest.CheckListing(t, remote, []fstest.Item{file1, file2})
}
// TestFsNewObjectDir tests NewObject on a directory which should produce an error
func TestFsNewObjectDir(t *testing.T) {
skipIfNotOk(t)
dir := path.Dir(file2.Path)
obj, err := remote.NewObject(dir)
assert.Nil(t, obj)
assert.NotNil(t, err)
}
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// TestFsCopy tests Copy
func TestFsCopy(t *testing.T) {
skipIfNotOk(t)
// Check have Copy
doCopy := remote.Features().Copy
if doCopy == nil {
t.Skip("FS has no Copier interface")
}
// Test with file2 so have + and ' ' in file name
var file2Copy = file2
file2Copy.Path += "-copy"
// do the copy
src := findObject(t, file2.Path)
dst, err := doCopy(src, file2Copy.Path)
if err == fs.ErrorCantCopy {
t.Skip("FS can't copy")
}
require.NoError(t, err, fmt.Sprintf("Error: %#v", err))
// check file exists in new listing
fstest.CheckListing(t, remote, []fstest.Item{file1, file2, file2Copy})
// Check dst lightly - list above has checked ModTime/Hashes
assert.Equal(t, file2Copy.Path, dst.Remote())
// Delete copy
err = dst.Remove()
require.NoError(t, err)
}
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// TestFsMove tests Move
func TestFsMove(t *testing.T) {
skipIfNotOk(t)
// Check have Move
doMove := remote.Features().Move
if doMove == nil {
t.Skip("FS has no Mover interface")
}
// state of files now:
// 1: file name.txt
// 2: hello sausage?/../z.txt
var file1Move = file1
var file2Move = file2
// check happy path, i.e. no naming conflicts when rename and move are two
// separate operations
file2Move.Path = "other.txt"
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file2Move.WinPath = ""
src := findObject(t, file2.Path)
dst, err := doMove(src, file2Move.Path)
if err == fs.ErrorCantMove {
t.Skip("FS can't move")
}
require.NoError(t, err)
// check file exists in new listing
fstest.CheckListing(t, remote, []fstest.Item{file1, file2Move})
// Check dst lightly - list above has checked ModTime/Hashes
assert.Equal(t, file2Move.Path, dst.Remote())
// 1: file name.txt
// 2: other.txt
// Check conflict on "rename, then move"
file1Move.Path = "moveTest/other.txt"
src = findObject(t, file1.Path)
_, err = doMove(src, file1Move.Path)
require.NoError(t, err)
fstest.CheckListing(t, remote, []fstest.Item{file1Move, file2Move})
// 1: moveTest/other.txt
// 2: other.txt
// Check conflict on "move, then rename"
src = findObject(t, file1Move.Path)
_, err = doMove(src, file1.Path)
require.NoError(t, err)
fstest.CheckListing(t, remote, []fstest.Item{file1, file2Move})
// 1: file name.txt
// 2: other.txt
src = findObject(t, file2Move.Path)
_, err = doMove(src, file2.Path)
require.NoError(t, err)
fstest.CheckListing(t, remote, []fstest.Item{file1, file2})
// 1: file name.txt
// 2: hello sausage?/../z.txt
}
// Move src to this remote using server side move operations.
//
// Will only be called if src.Fs().Name() == f.Name()
//
// If it isn't possible then return fs.ErrorCantDirMove
//
// If destination exists then return fs.ErrorDirExists
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// TestFsDirMove tests DirMove
//
// go test -v -run '^Test(Setup|Init|FsMkdir|FsPutFile1|FsPutFile2|FsUpdateFile1|FsDirMove)$
func TestFsDirMove(t *testing.T) {
skipIfNotOk(t)
// Check have DirMove
doDirMove := remote.Features().DirMove
if doDirMove == nil {
t.Skip("FS has no DirMover interface")
}
// Check it can't move onto itself
err := doDirMove(remote, "", "")
require.Equal(t, fs.ErrorDirExists, err)
// new remote
newRemote, _, removeNewRemote, err := fstest.RandomRemote(RemoteName, false)
require.NoError(t, err)
defer removeNewRemote()
const newName = "new_name/sub_new_name"
// try the move
err = newRemote.Features().DirMove(remote, "", newName)
require.NoError(t, err)
// check remotes
// FIXME: Prints errors.
fstest.CheckListing(t, remote, []fstest.Item{})
file1Copy := file1
file1Copy.Path = path.Join(newName, file1.Path)
file2Copy := file2
file2Copy.Path = path.Join(newName, file2.Path)
file2Copy.WinPath = path.Join(newName, file2.WinPath)
fstest.CheckListing(t, newRemote, []fstest.Item{file2Copy, file1Copy})
// move it back
err = doDirMove(newRemote, newName, "")
require.NoError(t, err)
// check remotes
fstest.CheckListing(t, remote, []fstest.Item{file2, file1})
fstest.CheckListing(t, newRemote, []fstest.Item{})
}
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// TestFsRmdirFull tests removing a non empty directory
func TestFsRmdirFull(t *testing.T) {
skipIfNotOk(t)
err := remote.Rmdir("")
require.Error(t, err, "Expecting error on RMdir on non empty remote")
}
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// TestFsPrecision tests the Precision of the Fs
func TestFsPrecision(t *testing.T) {
skipIfNotOk(t)
precision := remote.Precision()
if precision == fs.ModTimeNotSupported {
return
}
if precision > time.Second || precision < 0 {
t.Fatalf("Precision out of range %v", precision)
}
// FIXME check expected precision
}
// TestFsDirChangeNotify tests that changes to directories are properly
// propagated
//
// go test -v -remote TestDrive: -run '^Test(Setup|Init|FsDirChangeNotify)$' -verbose
func TestFsDirChangeNotify(t *testing.T) {
skipIfNotOk(t)
// Check have DirChangeNotify
doDirChangeNotify := remote.Features().DirChangeNotify
if doDirChangeNotify == nil {
t.Skip("FS has no DirChangeNotify interface")
}
err := operations.Mkdir(remote, "dir")
require.NoError(t, err)
changes := []string{}
quitChannel := doDirChangeNotify(func(x string) {
changes = append(changes, x)
}, time.Second)
defer func() { close(quitChannel) }()
err = operations.Mkdir(remote, "dir/subdir")
require.NoError(t, err)
time.Sleep(2 * time.Second)
assert.Equal(t, []string{"dir"}, changes)
}
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// TestObjectString tests the Object String method
func TestObjectString(t *testing.T) {
skipIfNotOk(t)
obj := findObject(t, file1.Path)
assert.Equal(t, file1.Path, obj.String())
assert.Equal(t, "<nil>", NilObject.String())
}
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// TestObjectFs tests the object can be found
func TestObjectFs(t *testing.T) {
skipIfNotOk(t)
obj := findObject(t, file1.Path)
testRemote := remote
if obj.Fs() != testRemote {
// Check to see if this wraps something else
if doUnWrap := testRemote.Features().UnWrap; doUnWrap != nil {
testRemote = doUnWrap()
}
}
assert.Equal(t, obj.Fs(), testRemote)
}
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// TestObjectRemote tests the Remote is correct
func TestObjectRemote(t *testing.T) {
skipIfNotOk(t)
obj := findObject(t, file1.Path)
assert.Equal(t, file1.Path, obj.Remote())
}
// TestObjectHashes checks all the hashes the object supports
func TestObjectHashes(t *testing.T) {
skipIfNotOk(t)
obj := findObject(t, file1.Path)
file1.CheckHashes(t, obj)
}
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// TestObjectModTime tests the ModTime of the object is correct
func TestObjectModTime(t *testing.T) {
skipIfNotOk(t)
obj := findObject(t, file1.Path)
file1.CheckModTime(t, obj, obj.ModTime(), remote.Precision())
}
// TestObjectMimeType tests the MimeType of the object is correct
func TestObjectMimeType(t *testing.T) {
skipIfNotOk(t)
obj := findObject(t, file1.Path)
do, ok := obj.(fs.MimeTyper)
if !ok {
t.Skip("MimeType method not supported")
}
mimeType := do.MimeType()
if strings.ContainsRune(mimeType, ';') {
assert.Equal(t, "text/plain; charset=utf-8", mimeType)
} else {
assert.Equal(t, "text/plain", mimeType)
}
}
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// TestObjectSetModTime tests that SetModTime works
func TestObjectSetModTime(t *testing.T) {
skipIfNotOk(t)
newModTime := fstest.Time("2011-12-13T14:15:16.999999999Z")
obj := findObject(t, file1.Path)
err := obj.SetModTime(newModTime)
if err == fs.ErrorCantSetModTime || err == fs.ErrorCantSetModTimeWithoutDelete {
t.Log(err)
return
}
require.NoError(t, err)
file1.ModTime = newModTime
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file1.CheckModTime(t, obj, obj.ModTime(), remote.Precision())
// And make a new object and read it from there too
TestObjectModTime(t)
}
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// TestObjectSize tests that Size works
func TestObjectSize(t *testing.T) {
skipIfNotOk(t)
obj := findObject(t, file1.Path)
assert.Equal(t, file1.Size, obj.Size())
}
// read the contents of an object as a string
func readObject(t *testing.T, obj fs.Object, limit int64, options ...fs.OpenOption) string {
what := fmt.Sprintf("readObject(%q) limit=%d, options=%+v", obj, limit, options)
in, err := obj.Open(options...)
require.NoError(t, err, what)
var r io.Reader = in
if limit >= 0 {
r = &io.LimitedReader{R: r, N: limit}
}
contents, err := ioutil.ReadAll(r)
require.NoError(t, err, what)
err = in.Close()
require.NoError(t, err, what)
return string(contents)
}
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// TestObjectOpen tests that Open works
func TestObjectOpen(t *testing.T) {
skipIfNotOk(t)
obj := findObject(t, file1.Path)
assert.Equal(t, file1Contents, readObject(t, obj, -1), "contents of file1 differ")
}
// TestObjectOpenSeek tests that Open works with SeekOption
func TestObjectOpenSeek(t *testing.T) {
skipIfNotOk(t)
obj := findObject(t, file1.Path)
assert.Equal(t, file1Contents[50:], readObject(t, obj, -1, &fs.SeekOption{Offset: 50}), "contents of file1 differ after seek")
}
// TestObjectOpenRange tests that Open works with RangeOption
func TestObjectOpenRange(t *testing.T) {
skipIfNotOk(t)
if strings.ToLower(os.Getenv("CI")) == "true" {
t.Skip("FIXME skipping test in CI")
} else {
t.Log("FIXME running test since not in CI")
}
obj := findObject(t, file1.Path)
for _, test := range []struct {
ro fs.RangeOption
wantStart, wantEnd int
}{
{fs.RangeOption{Start: 5, End: 15}, 5, 16},
{fs.RangeOption{Start: 80, End: -1}, 80, 100},
{fs.RangeOption{Start: 81, End: 100000}, 81, 100},
{fs.RangeOption{Start: -1, End: 20}, 80, 100}, // if start is omitted this means get the final bytes
// {fs.RangeOption{Start: -1, End: -1}, 0, 100}, - this seems to work but the RFC doesn't define it
} {
got := readObject(t, obj, -1, &test.ro)
foundAt := strings.Index(file1Contents, got)
help := fmt.Sprintf("%#v failed want [%d:%d] got [%d:%d]", test.ro, test.wantStart, test.wantEnd, foundAt, foundAt+len(got))
assert.Equal(t, file1Contents[test.wantStart:test.wantEnd], got, help)
}
}
// TestObjectPartialRead tests that reading only part of the object does the correct thing
func TestObjectPartialRead(t *testing.T) {
skipIfNotOk(t)
obj := findObject(t, file1.Path)
assert.Equal(t, file1Contents[:50], readObject(t, obj, 50), "contents of file1 differ after limited read")
}
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// TestObjectUpdate tests that Update works
func TestObjectUpdate(t *testing.T) {
skipIfNotOk(t)
contents := fstest.RandomString(200)
buf := bytes.NewBufferString(contents)
hash := hash.NewMultiHasher()
in := io.TeeReader(buf, hash)
file1.Size = int64(buf.Len())
obj := findObject(t, file1.Path)
obji := object.NewStaticObjectInfo(file1.Path, file1.ModTime, int64(len(contents)), true, nil, obj.Fs())
err := obj.Update(in, obji)
require.NoError(t, err)
file1.Hashes = hash.Sums()
// check the object has been updated
file1.Check(t, obj, remote.Precision())
// Re-read the object and check again
obj = findObject(t, file1.Path)
file1.Check(t, obj, remote.Precision())
// check contents correct
assert.Equal(t, contents, readObject(t, obj, -1), "contents of updated file1 differ")
file1Contents = contents
}
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// TestObjectStorable tests that Storable works
func TestObjectStorable(t *testing.T) {
skipIfNotOk(t)
obj := findObject(t, file1.Path)
require.NotNil(t, !obj.Storable(), "Expecting object to be storable")
}
// TestFsIsFile tests that an error is returned along with a valid fs
// which points to the parent directory.
func TestFsIsFile(t *testing.T) {
skipIfNotOk(t)
remoteName := subRemoteName + "/" + file2.Path
file2Copy := file2
file2Copy.Path = "z.txt"
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file2Copy.WinPath = ""
fileRemote, err := fs.NewFs(remoteName)
assert.Equal(t, fs.ErrorIsFile, err)
fstest.CheckListing(t, fileRemote, []fstest.Item{file2Copy})
}
// TestFsIsFileNotFound tests that an error is not returned if no object is found
func TestFsIsFileNotFound(t *testing.T) {
skipIfNotOk(t)
remoteName := subRemoteName + "/not found.txt"
fileRemote, err := fs.NewFs(remoteName)
require.NoError(t, err)
fstest.CheckListing(t, fileRemote, []fstest.Item{})
}
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// TestObjectRemove tests Remove
func TestObjectRemove(t *testing.T) {
skipIfNotOk(t)
obj := findObject(t, file1.Path)
err := obj.Remove()
require.NoError(t, err)
fstest.CheckListing(t, remote, []fstest.Item{file2})
}
// TestFsPutStream tests uploading files when size is not known in advance
func TestFsPutStream(t *testing.T) {
skipIfNotOk(t)
if remote.Features().PutStream == nil {
t.Skip("FS has no PutStream interface")
}
file := fstest.Item{
ModTime: fstest.Time("2001-02-03T04:05:06.499999999Z"),
Path: "piped data.txt",
Size: -1, // use unknown size during upload
}
tries := 1
const maxTries = 10
again:
contentSize := 100
contents := fstest.RandomString(contentSize)
buf := bytes.NewBufferString(contents)
hash := hash.NewMultiHasher()
in := io.TeeReader(buf, hash)
file.Size = -1
obji := object.NewStaticObjectInfo(file.Path, file.ModTime, file.Size, true, nil, nil)
obj, err := remote.Features().PutStream(in, obji)
if err != nil {
// Retry if err returned a retry error
if fserrors.IsRetryError(err) && tries < maxTries {
t.Logf("Put error: %v - low level retry %d/%d", err, tries, maxTries)
time.Sleep(2 * time.Second)
tries++
goto again
}
require.NoError(t, err, fmt.Sprintf("PutStream Unknown Length error: %v", err))
}
file.Hashes = hash.Sums()
file.Size = int64(contentSize) // use correct size when checking
file.Check(t, obj, remote.Precision())
// Re-read the object and check again
obj = findObject(t, file.Path)
file.Check(t, obj, remote.Precision())
}
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// TestObjectPurge tests Purge
func TestObjectPurge(t *testing.T) {
skipIfNotOk(t)
err := operations.Purge(remote, "")
require.NoError(t, err)
fstest.CheckListing(t, remote, []fstest.Item{})
err = operations.Purge(remote, "")
assert.Error(t, err, "Expecting error after on second purge")
}
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// TestFinalise tidies up after the previous tests
func TestFinalise(t *testing.T) {
skipIfNotOk(t)
if strings.HasPrefix(RemoteName, "/") {
// Remove temp directory
err := os.Remove(RemoteName)
require.NoError(t, err)
}
}