mirror of
https://github.com/restic/restic.git
synced 2024-09-10 05:10:32 +02:00
404 lines
11 KiB
Go
404 lines
11 KiB
Go
package storage
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import (
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"bytes"
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"crypto/md5"
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"encoding/base64"
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"io"
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chk "gopkg.in/check.v1"
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)
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type StorageFileSuite struct{}
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var _ = chk.Suite(&StorageFileSuite{})
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func (s *StorageFileSuite) TestCreateFile(c *chk.C) {
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cli := getFileClient(c)
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cli.deleteAllShares()
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rec := cli.client.appendRecorder(c)
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defer rec.Stop()
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// create share
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share := cli.GetShareReference(shareName(c))
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c.Assert(share.Create(nil), chk.IsNil)
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defer share.Delete(nil)
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root := share.GetRootDirectoryReference()
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// create directory structure
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dir1 := root.GetDirectoryReference("one")
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c.Assert(dir1.Create(nil), chk.IsNil)
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dir2 := dir1.GetDirectoryReference("two")
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c.Assert(dir2.Create(nil), chk.IsNil)
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// verify file doesn't exist
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file := dir2.GetFileReference("some.file")
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exists, err := file.Exists()
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c.Assert(err, chk.IsNil)
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c.Assert(exists, chk.Equals, false)
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// create file
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c.Assert(file.Create(1024, nil), chk.IsNil)
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// delete file and verify
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c.Assert(file.Delete(nil), chk.IsNil)
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exists, err = file.Exists()
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c.Assert(err, chk.IsNil)
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c.Assert(exists, chk.Equals, false)
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}
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func (s *StorageFileSuite) TestGetFile(c *chk.C) {
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cli := getFileClient(c)
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rec := cli.client.appendRecorder(c)
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defer rec.Stop()
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// create share
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share := cli.GetShareReference(shareName(c))
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c.Assert(share.Create(nil), chk.IsNil)
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defer share.Delete(nil)
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root := share.GetRootDirectoryReference()
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// create file
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const size = uint64(1024)
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byteStream, _ := newByteStream(size)
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file := root.GetFileReference("some.file")
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c.Assert(file.Create(size, nil), chk.IsNil)
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// fill file with some data
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c.Assert(file.WriteRange(byteStream, FileRange{End: size - 1}, nil), chk.IsNil)
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// set some metadata
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md := map[string]string{
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"something": "somethingvalue",
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"another": "anothervalue",
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}
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file.Metadata = md
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c.Assert(file.SetMetadata(nil), chk.IsNil)
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options := GetFileOptions{
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GetContentMD5: false,
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}
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// retrieve full file content and verify
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stream, err := file.DownloadRangeToStream(FileRange{Start: 0, End: size - 1}, &options)
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c.Assert(err, chk.IsNil)
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defer stream.Body.Close()
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var b1 [size]byte
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count, _ := stream.Body.Read(b1[:])
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c.Assert(count, chk.Equals, int(size))
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var c1 [size]byte
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bs, _ := newByteStream(size)
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bs.Read(c1[:])
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c.Assert(b1, chk.DeepEquals, c1)
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// retrieve partial file content and verify
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stream, err = file.DownloadRangeToStream(FileRange{Start: size / 2, End: size - 1}, &options)
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c.Assert(err, chk.IsNil)
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defer stream.Body.Close()
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var b2 [size / 2]byte
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count, _ = stream.Body.Read(b2[:])
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c.Assert(count, chk.Equals, int(size)/2)
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var c2 [size / 2]byte
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bs, _ = newByteStream(size / 2)
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bs.Read(c2[:])
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c.Assert(b2, chk.DeepEquals, c2)
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}
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func (s *StorageFileSuite) TestFileRanges(c *chk.C) {
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cli := getFileClient(c)
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rec := cli.client.appendRecorder(c)
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defer rec.Stop()
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share := cli.GetShareReference(shareName(c))
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c.Assert(share.Create(nil), chk.IsNil)
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defer share.Delete(nil)
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root := share.GetRootDirectoryReference()
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fileSize := uint64(4096)
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contentBytes := content(int(fileSize))
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// --- File with no valid ranges
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file1 := root.GetFileReference("file1.txt")
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c.Assert(file1.Create(fileSize, nil), chk.IsNil)
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ranges, err := file1.ListRanges(nil)
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c.Assert(err, chk.IsNil)
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c.Assert(ranges.ContentLength, chk.Equals, fileSize)
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c.Assert(ranges.FileRanges, chk.IsNil)
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// --- File after writing a range
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file2 := root.GetFileReference("file2.txt")
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c.Assert(file2.Create(fileSize, nil), chk.IsNil)
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c.Assert(file2.WriteRange(bytes.NewReader(contentBytes), FileRange{End: fileSize - 1}, nil), chk.IsNil)
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ranges, err = file2.ListRanges(nil)
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c.Assert(err, chk.IsNil)
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c.Assert(len(ranges.FileRanges), chk.Equals, 1)
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c.Assert((ranges.FileRanges[0].End-ranges.FileRanges[0].Start)+1, chk.Equals, fileSize)
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// --- File after writing and clearing
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file3 := root.GetFileReference("file3.txt")
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c.Assert(file3.Create(fileSize, nil), chk.IsNil)
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c.Assert(file3.WriteRange(bytes.NewReader(contentBytes), FileRange{End: fileSize - 1}, nil), chk.IsNil)
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c.Assert(file3.ClearRange(FileRange{End: fileSize - 1}, nil), chk.IsNil)
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ranges, err = file3.ListRanges(nil)
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c.Assert(err, chk.IsNil)
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c.Assert(ranges.FileRanges, chk.IsNil)
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// --- File with ranges and subranges
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file4 := root.GetFileReference("file4.txt")
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c.Assert(file4.Create(fileSize, nil), chk.IsNil)
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putRanges := []FileRange{
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{End: 511},
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{Start: 1024, End: 1535},
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{Start: 2048, End: 2559},
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{Start: 3072, End: 3583},
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}
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for _, r := range putRanges {
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err = file4.WriteRange(bytes.NewReader(contentBytes[:512]), r, nil)
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c.Assert(err, chk.IsNil)
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}
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// validate all ranges
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ranges, err = file4.ListRanges(nil)
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c.Assert(err, chk.IsNil)
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c.Assert(ranges.FileRanges, chk.DeepEquals, putRanges)
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options := ListRangesOptions{
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ListRange: &FileRange{
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Start: 1000,
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End: 3000,
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},
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}
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// validate sub-ranges
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ranges, err = file4.ListRanges(&options)
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c.Assert(err, chk.IsNil)
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c.Assert(ranges.FileRanges, chk.DeepEquals, putRanges[1:3])
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// --- clear partial range and validate
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file5 := root.GetFileReference("file5.txt")
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c.Assert(file5.Create(fileSize, nil), chk.IsNil)
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c.Assert(file5.WriteRange(bytes.NewReader(contentBytes), FileRange{End: fileSize - 1}, nil), chk.IsNil)
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c.Assert(file5.ClearRange(putRanges[0], nil), chk.IsNil)
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c.Assert(file5.ClearRange(putRanges[2], nil), chk.IsNil)
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ranges, err = file5.ListRanges(nil)
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c.Assert(err, chk.IsNil)
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expectedtRanges := []FileRange{
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{Start: 512, End: 2047},
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{Start: 2560, End: 4095},
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}
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c.Assert(ranges.FileRanges, chk.HasLen, 2)
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c.Assert(ranges.FileRanges[0], chk.DeepEquals, expectedtRanges[0])
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c.Assert(ranges.FileRanges[1], chk.DeepEquals, expectedtRanges[1])
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}
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func (s *StorageFileSuite) TestFileProperties(c *chk.C) {
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cli := getFileClient(c)
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rec := cli.client.appendRecorder(c)
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defer rec.Stop()
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// create share
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share := cli.GetShareReference(shareName(c))
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c.Assert(share.Create(nil), chk.IsNil)
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defer share.Delete(nil)
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root := share.GetRootDirectoryReference()
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fileSize := uint64(512)
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file := root.GetFileReference("test.dat")
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c.Assert(file.Create(fileSize, nil), chk.IsNil)
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// get initial set of properties
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c.Assert(file.Properties.Length, chk.Equals, fileSize)
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c.Assert(file.Properties.Etag, chk.NotNil)
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// set some file properties
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cc := "cachecontrol"
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ct := "mytype"
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enc := "noencoding"
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lang := "neutral"
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disp := "friendly"
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file.Properties.CacheControl = cc
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file.Properties.Type = ct
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file.Properties.Disposition = disp
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file.Properties.Encoding = enc
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file.Properties.Language = lang
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c.Assert(file.SetProperties(nil), chk.IsNil)
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// retrieve and verify
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c.Assert(file.FetchAttributes(nil), chk.IsNil)
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c.Assert(file.Properties.CacheControl, chk.Equals, cc)
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c.Assert(file.Properties.Type, chk.Equals, ct)
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c.Assert(file.Properties.Disposition, chk.Equals, disp)
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c.Assert(file.Properties.Encoding, chk.Equals, enc)
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c.Assert(file.Properties.Language, chk.Equals, lang)
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}
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func (s *StorageFileSuite) TestFileMetadata(c *chk.C) {
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cli := getFileClient(c)
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rec := cli.client.appendRecorder(c)
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defer rec.Stop()
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// create share
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share := cli.GetShareReference(shareName(c))
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c.Assert(share.Create(nil), chk.IsNil)
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defer share.Delete(nil)
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root := share.GetRootDirectoryReference()
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fileSize := uint64(512)
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file := root.GetFileReference("test.dat")
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c.Assert(file.Create(fileSize, nil), chk.IsNil)
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// get metadata, shouldn't be any
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c.Assert(file.Metadata, chk.HasLen, 0)
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// set some custom metadata
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md := map[string]string{
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"something": "somethingvalue",
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"another": "anothervalue",
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}
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file.Metadata = md
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c.Assert(file.SetMetadata(nil), chk.IsNil)
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// retrieve and verify
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c.Assert(file.FetchAttributes(nil), chk.IsNil)
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c.Assert(file.Metadata, chk.DeepEquals, md)
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}
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func (s *StorageFileSuite) TestFileMD5(c *chk.C) {
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cli := getFileClient(c)
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rec := cli.client.appendRecorder(c)
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defer rec.Stop()
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// create share
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share := cli.GetShareReference(shareName(c))
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c.Assert(share.Create(nil), chk.IsNil)
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defer share.Delete(nil)
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root := share.GetRootDirectoryReference()
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// create file
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const size = uint64(1024)
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fileSize := uint64(size)
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file := root.GetFileReference("test.dat")
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c.Assert(file.Create(fileSize, nil), chk.IsNil)
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// fill file with some data and MD5 hash
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byteStream, contentMD5 := newByteStream(size)
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options := WriteRangeOptions{
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ContentMD5: contentMD5,
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}
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c.Assert(file.WriteRange(byteStream, FileRange{End: size - 1}, &options), chk.IsNil)
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// download file and verify
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downloadOptions := GetFileOptions{
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GetContentMD5: true,
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}
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stream, err := file.DownloadRangeToStream(FileRange{Start: 0, End: size - 1}, &downloadOptions)
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c.Assert(err, chk.IsNil)
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defer stream.Body.Close()
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c.Assert(stream.ContentMD5, chk.Equals, contentMD5)
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}
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// returns a byte stream along with a base-64 encoded MD5 hash of its contents
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func newByteStream(count uint64) (io.Reader, string) {
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b := make([]uint8, count)
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for i := uint64(0); i < count; i++ {
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b[i] = 0xff
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}
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// create an MD5 hash of the array
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hash := md5.Sum(b)
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return bytes.NewReader(b), base64.StdEncoding.EncodeToString(hash[:])
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}
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func (s *StorageFileSuite) TestCopyFileSameAccountNoMetaData(c *chk.C) {
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cli := getFileClient(c)
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rec := cli.client.appendRecorder(c)
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defer rec.Stop()
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// create share
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share := cli.GetShareReference(shareName(c))
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c.Assert(share.Create(nil), chk.IsNil)
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defer share.Delete(nil)
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root := share.GetRootDirectoryReference()
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// create directory structure
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dir1 := root.GetDirectoryReference("one")
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c.Assert(dir1.Create(nil), chk.IsNil)
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dir2 := dir1.GetDirectoryReference("two")
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c.Assert(dir2.Create(nil), chk.IsNil)
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// create file
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file := dir2.GetFileReference("some.file")
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c.Assert(file.Create(1024, nil), chk.IsNil)
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exists, err := file.Exists()
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c.Assert(err, chk.IsNil)
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c.Assert(exists, chk.Equals, true)
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otherFile := dir2.GetFileReference("someother.file")
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// copy the file, no timeout parameter
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err = otherFile.CopyFile(file.URL(), nil)
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c.Assert(err, chk.IsNil)
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// delete files
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c.Assert(file.Delete(nil), chk.IsNil)
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c.Assert(otherFile.Delete(nil), chk.IsNil)
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}
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func (s *StorageFileSuite) TestCopyFileSameAccountTimeout(c *chk.C) {
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cli := getFileClient(c)
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rec := cli.client.appendRecorder(c)
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defer rec.Stop()
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// create share
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share := cli.GetShareReference(shareName(c))
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c.Assert(share.Create(nil), chk.IsNil)
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defer share.Delete(nil)
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root := share.GetRootDirectoryReference()
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// create directory structure
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dir1 := root.GetDirectoryReference("one")
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c.Assert(dir1.Create(nil), chk.IsNil)
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dir2 := dir1.GetDirectoryReference("two")
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c.Assert(dir2.Create(nil), chk.IsNil)
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// create file
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file := dir2.GetFileReference("some.file")
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c.Assert(file.Create(1024, nil), chk.IsNil)
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// copy the file, 60 second timeout.
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otherFile := dir2.GetFileReference("someother.file")
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options := FileRequestOptions{}
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options.Timeout = 60
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c.Assert(otherFile.CopyFile(file.URL(), &options), chk.IsNil)
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// delete files
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c.Assert(file.Delete(nil), chk.IsNil)
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c.Assert(otherFile.Delete(nil), chk.IsNil)
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}
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func (s *StorageFileSuite) TestCopyFileMissingFile(c *chk.C) {
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cli := getFileClient(c)
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rec := cli.client.appendRecorder(c)
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defer rec.Stop()
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// create share
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share := cli.GetShareReference(shareName(c))
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c.Assert(share.Create(nil), chk.IsNil)
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defer share.Delete(nil)
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root := share.GetRootDirectoryReference()
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// create directory structure
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dir1 := root.GetDirectoryReference("one")
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c.Assert(dir1.Create(nil), chk.IsNil)
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otherFile := dir1.GetFileReference("someother.file")
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// copy the file, no timeout parameter
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err := otherFile.CopyFile("", nil)
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c.Assert(err, chk.NotNil)
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}
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