mirror of
https://github.com/octoleo/syncthing.git
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174 lines
6.8 KiB
Go
174 lines
6.8 KiB
Go
// Copyright (C) 2014 Jakob Borg and Contributors (see the CONTRIBUTORS file).
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//
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// This program is free software: you can redistribute it and/or modify it
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// under the terms of the GNU General Public License as published by the Free
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// Software Foundation, either version 3 of the License, or (at your option)
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// any later version.
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//
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// This program is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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// more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this program. If not, see <http://www.gnu.org/licenses/>.
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package model
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import (
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"testing"
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"github.com/syncthing/syncthing/internal/config"
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"github.com/syncthing/syncthing/internal/protocol"
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"github.com/syndtr/goleveldb/leveldb"
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"github.com/syndtr/goleveldb/leveldb/storage"
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)
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var blocks = []protocol.BlockInfo{
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{Hash: []uint8{0xfa, 0x43, 0x23, 0x9b, 0xce, 0xe7, 0xb9, 0x7c, 0xa6, 0x2f, 0x0, 0x7c, 0xc6, 0x84, 0x87, 0x56, 0xa, 0x39, 0xe1, 0x9f, 0x74, 0xf3, 0xdd, 0xe7, 0x48, 0x6d, 0xb3, 0xf9, 0x8d, 0xf8, 0xe4, 0x71}}, // Zero'ed out block
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{Offset: 0, Size: 0x20000, Hash: []uint8{0x7e, 0xad, 0xbc, 0x36, 0xae, 0xbb, 0xcf, 0x74, 0x43, 0xe2, 0x7a, 0x5a, 0x4b, 0xb8, 0x5b, 0xce, 0xe6, 0x9e, 0x1e, 0x10, 0xf9, 0x8a, 0xbc, 0x77, 0x95, 0x2, 0x29, 0x60, 0x9e, 0x96, 0xae, 0x6c}},
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{Offset: 131072, Size: 0x20000, Hash: []uint8{0x3c, 0xc4, 0x20, 0xf4, 0xb, 0x2e, 0xcb, 0xb9, 0x5d, 0xce, 0x34, 0xa8, 0xc3, 0x92, 0xea, 0xf3, 0xda, 0x88, 0x33, 0xee, 0x7a, 0xb6, 0xe, 0xf1, 0x82, 0x5e, 0xb0, 0xa9, 0x26, 0xa9, 0xc0, 0xef}},
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{Offset: 262144, Size: 0x20000, Hash: []uint8{0x76, 0xa8, 0xc, 0x69, 0xd7, 0x5c, 0x52, 0xfd, 0xdf, 0x55, 0xef, 0x44, 0xc1, 0xd6, 0x25, 0x48, 0x4d, 0x98, 0x48, 0x4d, 0xaa, 0x50, 0xf6, 0x6b, 0x32, 0x47, 0x55, 0x81, 0x6b, 0xed, 0xee, 0xfb}},
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{Offset: 393216, Size: 0x20000, Hash: []uint8{0x44, 0x1e, 0xa4, 0xf2, 0x8d, 0x1f, 0xc3, 0x1b, 0x9d, 0xa5, 0x18, 0x5e, 0x59, 0x1b, 0xd8, 0x5c, 0xba, 0x7d, 0xb9, 0x8d, 0x70, 0x11, 0x5c, 0xea, 0xa1, 0x57, 0x4d, 0xcb, 0x3c, 0x5b, 0xf8, 0x6c}},
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{Offset: 524288, Size: 0x20000, Hash: []uint8{0x8, 0x40, 0xd0, 0x5e, 0x80, 0x0, 0x0, 0x7c, 0x8b, 0xb3, 0x8b, 0xf7, 0x7b, 0x23, 0x26, 0x28, 0xab, 0xda, 0xcf, 0x86, 0x8f, 0xc2, 0x8a, 0x39, 0xc6, 0xe6, 0x69, 0x59, 0x97, 0xb6, 0x1a, 0x43}},
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{Offset: 655360, Size: 0x20000, Hash: []uint8{0x38, 0x8e, 0x44, 0xcb, 0x30, 0xd8, 0x90, 0xf, 0xce, 0x7, 0x4b, 0x58, 0x86, 0xde, 0xce, 0x59, 0xa2, 0x46, 0xd2, 0xf9, 0xba, 0xaf, 0x35, 0x87, 0x38, 0xdf, 0xd2, 0xd, 0xf9, 0x45, 0xed, 0x91}},
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{Offset: 786432, Size: 0x20000, Hash: []uint8{0x32, 0x28, 0xcd, 0xf, 0x37, 0x21, 0xe5, 0xd4, 0x1e, 0x58, 0x87, 0x73, 0x8e, 0x36, 0xdf, 0xb2, 0x70, 0x78, 0x56, 0xc3, 0x42, 0xff, 0xf7, 0x8f, 0x37, 0x95, 0x0, 0x26, 0xa, 0xac, 0x54, 0x72}},
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{Offset: 917504, Size: 0x20000, Hash: []uint8{0x96, 0x6b, 0x15, 0x6b, 0xc4, 0xf, 0x19, 0x18, 0xca, 0xbb, 0x5f, 0xd6, 0xbb, 0xa2, 0xc6, 0x2a, 0xac, 0xbb, 0x8a, 0xb9, 0xce, 0xec, 0x4c, 0xdb, 0x78, 0xec, 0x57, 0x5d, 0x33, 0xf9, 0x8e, 0xaf}},
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}
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// Layout of the files: (indexes from the above array)
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// 12345678 - Required file
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// 02005008 - Existing file (currently in the index)
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// 02340070 - Temp file on the disk
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func TestHandleFile(t *testing.T) {
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// After the diff between required and existing we should:
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// Copy: 2, 5, 8
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// Pull: 1, 3, 4, 6, 7
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// Create existing file, and update local index
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existingFile := protocol.FileInfo{
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Name: "filex",
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Flags: 0,
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Modified: 0,
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Blocks: []protocol.BlockInfo{
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blocks[0], blocks[2], blocks[0], blocks[0],
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blocks[5], blocks[0], blocks[0], blocks[8],
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},
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}
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// Create target file
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requiredFile := existingFile
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requiredFile.Blocks = blocks[1:]
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db, _ := leveldb.Open(storage.NewMemStorage(), nil)
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m := NewModel(config.Wrap("/tmp/test", config.Configuration{}), "device", "syncthing", "dev", db)
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m.AddFolder(config.FolderConfiguration{ID: "default", Path: "testdata"})
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m.updateLocal("default", existingFile)
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p := Puller{
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folder: "default",
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dir: "testdata",
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model: m,
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}
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copyChan := make(chan copyBlocksState, 1) // Copy chan gets all blocks needed to copy in a wrapper struct
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pullChan := make(chan pullBlockState, 5) // Pull chan gets blocks one by one
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p.handleFile(requiredFile, copyChan, pullChan, nil)
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// Receive the results
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toCopy := <-copyChan
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toPull := []pullBlockState{<-pullChan, <-pullChan, <-pullChan, <-pullChan, <-pullChan}
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select {
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case <-pullChan:
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t.Error("Channel not empty!")
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default:
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}
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if len(toCopy.blocks) != 3 {
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t.Errorf("Unexpected count of copy blocks: %d != 3", len(toCopy.blocks))
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}
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for i, eq := range []int{2, 5, 8} {
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if string(toCopy.blocks[i].Hash) != string(blocks[eq].Hash) {
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t.Errorf("Block mismatch: %s != %s", toCopy.blocks[i].String(), blocks[eq].String())
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}
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}
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for i, eq := range []int{1, 3, 4, 6, 7} {
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if string(toPull[i].block.Hash) != string(blocks[eq].Hash) {
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t.Errorf("Block mismatch: %s != %s", toPull[i].block.String(), blocks[eq].String())
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}
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}
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}
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func TestHandleFileWithTemp(t *testing.T) {
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// After diff between required and existing we should:
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// Copy: 2, 5, 8
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// Pull: 1, 3, 4, 6, 7
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// After dropping out blocks already on the temp file we should:
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// Copy: 5, 8
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// Pull: 1, 6
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// Create existing file, and update local index
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existingFile := protocol.FileInfo{
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Name: "file",
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Flags: 0,
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Modified: 0,
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Blocks: []protocol.BlockInfo{
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blocks[0], blocks[2], blocks[0], blocks[0],
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blocks[5], blocks[0], blocks[0], blocks[8],
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},
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}
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// Create target file
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requiredFile := existingFile
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requiredFile.Blocks = blocks[1:]
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db, _ := leveldb.Open(storage.NewMemStorage(), nil)
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m := NewModel(config.Wrap("/tmp/test", config.Configuration{}), "device", "syncthing", "dev", db)
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m.AddFolder(config.FolderConfiguration{ID: "default", Path: "testdata"})
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m.updateLocal("default", existingFile)
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p := Puller{
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folder: "default",
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dir: "testdata",
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model: m,
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}
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copyChan := make(chan copyBlocksState, 1) // Copy chan gets all blocks needed to copy in a wrapper struct
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pullChan := make(chan pullBlockState, 2) // Pull chan gets blocks one by one
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p.handleFile(requiredFile, copyChan, pullChan, nil)
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// Receive the results
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toCopy := <-copyChan
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toPull := []pullBlockState{<-pullChan, <-pullChan}
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select {
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case <-pullChan:
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t.Error("Channel not empty!")
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default:
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}
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if len(toCopy.blocks) != 2 {
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t.Errorf("Unexpected count of copy blocks: %d != 2", len(toCopy.blocks))
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}
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for i, eq := range []int{5, 8} {
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if string(toCopy.blocks[i].Hash) != string(blocks[eq].Hash) {
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t.Errorf("Block mismatch: %s != %s", toCopy.blocks[i].String(), blocks[eq].String())
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}
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}
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for i, eq := range []int{1, 6} {
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if string(toPull[i].block.Hash) != string(blocks[eq].Hash) {
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t.Errorf("Block mismatch: %s != %s", toPull[i].block.String(), blocks[eq].String())
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}
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}
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}
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