mirror of
https://github.com/octoleo/restic.git
synced 2024-12-11 21:57:58 +00:00
674 lines
16 KiB
Go
674 lines
16 KiB
Go
package index_test
|
|
|
|
import (
|
|
"bytes"
|
|
"context"
|
|
"fmt"
|
|
"math/rand"
|
|
"sync"
|
|
"testing"
|
|
|
|
"github.com/restic/restic/internal/feature"
|
|
"github.com/restic/restic/internal/index"
|
|
"github.com/restic/restic/internal/restic"
|
|
rtest "github.com/restic/restic/internal/test"
|
|
)
|
|
|
|
func TestIndexSerialize(t *testing.T) {
|
|
tests := []restic.PackedBlob{}
|
|
|
|
idx := index.NewIndex()
|
|
|
|
// create 50 packs with 20 blobs each
|
|
for i := 0; i < 50; i++ {
|
|
packID := restic.NewRandomID()
|
|
var blobs []restic.Blob
|
|
|
|
pos := uint(0)
|
|
for j := 0; j < 20; j++ {
|
|
length := uint(i*100 + j)
|
|
uncompressedLength := uint(0)
|
|
if i >= 25 {
|
|
// test a mix of compressed and uncompressed packs
|
|
uncompressedLength = 2 * length
|
|
}
|
|
pb := restic.PackedBlob{
|
|
Blob: restic.Blob{
|
|
BlobHandle: restic.NewRandomBlobHandle(),
|
|
Offset: pos,
|
|
Length: length,
|
|
UncompressedLength: uncompressedLength,
|
|
},
|
|
PackID: packID,
|
|
}
|
|
blobs = append(blobs, pb.Blob)
|
|
tests = append(tests, pb)
|
|
pos += length
|
|
}
|
|
idx.StorePack(packID, blobs)
|
|
}
|
|
|
|
wr := bytes.NewBuffer(nil)
|
|
err := idx.Encode(wr)
|
|
rtest.OK(t, err)
|
|
|
|
idx2ID := restic.NewRandomID()
|
|
idx2, oldFormat, err := index.DecodeIndex(wr.Bytes(), idx2ID)
|
|
rtest.OK(t, err)
|
|
rtest.Assert(t, idx2 != nil,
|
|
"nil returned for decoded index")
|
|
rtest.Assert(t, !oldFormat, "new index format recognized as old format")
|
|
indexID, err := idx2.IDs()
|
|
rtest.OK(t, err)
|
|
rtest.Equals(t, indexID, restic.IDs{idx2ID})
|
|
|
|
wr2 := bytes.NewBuffer(nil)
|
|
err = idx2.Encode(wr2)
|
|
rtest.OK(t, err)
|
|
|
|
for _, testBlob := range tests {
|
|
list := idx.Lookup(testBlob.BlobHandle, nil)
|
|
if len(list) != 1 {
|
|
t.Errorf("expected one result for blob %v, got %v: %v", testBlob.ID.Str(), len(list), list)
|
|
}
|
|
result := list[0]
|
|
|
|
rtest.Equals(t, testBlob, result)
|
|
|
|
list2 := idx2.Lookup(testBlob.BlobHandle, nil)
|
|
if len(list2) != 1 {
|
|
t.Errorf("expected one result for blob %v, got %v: %v", testBlob.ID.Str(), len(list2), list2)
|
|
}
|
|
result2 := list2[0]
|
|
|
|
rtest.Equals(t, testBlob, result2)
|
|
}
|
|
|
|
// add more blobs to idx
|
|
newtests := []restic.PackedBlob{}
|
|
for i := 0; i < 10; i++ {
|
|
packID := restic.NewRandomID()
|
|
var blobs []restic.Blob
|
|
|
|
pos := uint(0)
|
|
for j := 0; j < 10; j++ {
|
|
length := uint(i*100 + j)
|
|
pb := restic.PackedBlob{
|
|
Blob: restic.Blob{
|
|
BlobHandle: restic.NewRandomBlobHandle(),
|
|
Offset: pos,
|
|
Length: length,
|
|
},
|
|
PackID: packID,
|
|
}
|
|
blobs = append(blobs, pb.Blob)
|
|
newtests = append(newtests, pb)
|
|
pos += length
|
|
}
|
|
idx.StorePack(packID, blobs)
|
|
}
|
|
|
|
// finalize; serialize idx, unserialize to idx3
|
|
idx.Finalize()
|
|
wr3 := bytes.NewBuffer(nil)
|
|
err = idx.Encode(wr3)
|
|
rtest.OK(t, err)
|
|
|
|
rtest.Assert(t, idx.Final(),
|
|
"index not final after encoding")
|
|
|
|
id := restic.NewRandomID()
|
|
rtest.OK(t, idx.SetID(id))
|
|
ids, err := idx.IDs()
|
|
rtest.OK(t, err)
|
|
rtest.Equals(t, restic.IDs{id}, ids)
|
|
|
|
idx3, oldFormat, err := index.DecodeIndex(wr3.Bytes(), id)
|
|
rtest.OK(t, err)
|
|
rtest.Assert(t, idx3 != nil,
|
|
"nil returned for decoded index")
|
|
rtest.Assert(t, idx3.Final(),
|
|
"decoded index is not final")
|
|
rtest.Assert(t, !oldFormat, "new index format recognized as old format")
|
|
|
|
// all new blobs must be in the index
|
|
for _, testBlob := range newtests {
|
|
list := idx3.Lookup(testBlob.BlobHandle, nil)
|
|
if len(list) != 1 {
|
|
t.Errorf("expected one result for blob %v, got %v: %v", testBlob.ID.Str(), len(list), list)
|
|
}
|
|
|
|
blob := list[0]
|
|
|
|
rtest.Equals(t, testBlob, blob)
|
|
}
|
|
}
|
|
|
|
func TestIndexSize(t *testing.T) {
|
|
idx := index.NewIndex()
|
|
|
|
packs := 200
|
|
blobCount := 100
|
|
for i := 0; i < packs; i++ {
|
|
packID := restic.NewRandomID()
|
|
var blobs []restic.Blob
|
|
|
|
pos := uint(0)
|
|
for j := 0; j < blobCount; j++ {
|
|
length := uint(i*100 + j)
|
|
blobs = append(blobs, restic.Blob{
|
|
BlobHandle: restic.NewRandomBlobHandle(),
|
|
Offset: pos,
|
|
Length: length,
|
|
})
|
|
|
|
pos += length
|
|
}
|
|
idx.StorePack(packID, blobs)
|
|
}
|
|
|
|
wr := bytes.NewBuffer(nil)
|
|
|
|
err := idx.Encode(wr)
|
|
rtest.OK(t, err)
|
|
|
|
t.Logf("Index file size for %d blobs in %d packs is %d", blobCount*packs, packs, wr.Len())
|
|
}
|
|
|
|
// example index serialization from doc/Design.rst
|
|
var docExampleV1 = []byte(`
|
|
{
|
|
"supersedes": [
|
|
"ed54ae36197f4745ebc4b54d10e0f623eaaaedd03013eb7ae90df881b7781452"
|
|
],
|
|
"packs": [
|
|
{
|
|
"id": "73d04e6125cf3c28a299cc2f3cca3b78ceac396e4fcf9575e34536b26782413c",
|
|
"blobs": [
|
|
{
|
|
"id": "3ec79977ef0cf5de7b08cd12b874cd0f62bbaf7f07f3497a5b1bbcc8cb39b1ce",
|
|
"type": "data",
|
|
"offset": 0,
|
|
"length": 38
|
|
},{
|
|
"id": "9ccb846e60d90d4eb915848add7aa7ea1e4bbabfc60e573db9f7bfb2789afbae",
|
|
"type": "tree",
|
|
"offset": 38,
|
|
"length": 112
|
|
},
|
|
{
|
|
"id": "d3dc577b4ffd38cc4b32122cabf8655a0223ed22edfd93b353dc0c3f2b0fdf66",
|
|
"type": "data",
|
|
"offset": 150,
|
|
"length": 123
|
|
}
|
|
]
|
|
}
|
|
]
|
|
}
|
|
`)
|
|
|
|
var docExampleV2 = []byte(`
|
|
{
|
|
"supersedes": [
|
|
"ed54ae36197f4745ebc4b54d10e0f623eaaaedd03013eb7ae90df881b7781452"
|
|
],
|
|
"packs": [
|
|
{
|
|
"id": "73d04e6125cf3c28a299cc2f3cca3b78ceac396e4fcf9575e34536b26782413c",
|
|
"blobs": [
|
|
{
|
|
"id": "3ec79977ef0cf5de7b08cd12b874cd0f62bbaf7f07f3497a5b1bbcc8cb39b1ce",
|
|
"type": "data",
|
|
"offset": 0,
|
|
"length": 38
|
|
},
|
|
{
|
|
"id": "9ccb846e60d90d4eb915848add7aa7ea1e4bbabfc60e573db9f7bfb2789afbae",
|
|
"type": "tree",
|
|
"offset": 38,
|
|
"length": 112,
|
|
"uncompressed_length": 511
|
|
},
|
|
{
|
|
"id": "d3dc577b4ffd38cc4b32122cabf8655a0223ed22edfd93b353dc0c3f2b0fdf66",
|
|
"type": "data",
|
|
"offset": 150,
|
|
"length": 123,
|
|
"uncompressed_length": 234
|
|
}
|
|
]
|
|
}
|
|
]
|
|
}
|
|
`)
|
|
|
|
var docOldExample = []byte(`
|
|
[ {
|
|
"id": "73d04e6125cf3c28a299cc2f3cca3b78ceac396e4fcf9575e34536b26782413c",
|
|
"blobs": [
|
|
{
|
|
"id": "3ec79977ef0cf5de7b08cd12b874cd0f62bbaf7f07f3497a5b1bbcc8cb39b1ce",
|
|
"type": "data",
|
|
"offset": 0,
|
|
"length": 38
|
|
},{
|
|
"id": "9ccb846e60d90d4eb915848add7aa7ea1e4bbabfc60e573db9f7bfb2789afbae",
|
|
"type": "tree",
|
|
"offset": 38,
|
|
"length": 112
|
|
},
|
|
{
|
|
"id": "d3dc577b4ffd38cc4b32122cabf8655a0223ed22edfd93b353dc0c3f2b0fdf66",
|
|
"type": "data",
|
|
"offset": 150,
|
|
"length": 123
|
|
}
|
|
]
|
|
} ]
|
|
`)
|
|
|
|
var exampleTests = []struct {
|
|
id, packID restic.ID
|
|
tpe restic.BlobType
|
|
offset, length uint
|
|
uncompressedLength uint
|
|
}{
|
|
{
|
|
restic.TestParseID("3ec79977ef0cf5de7b08cd12b874cd0f62bbaf7f07f3497a5b1bbcc8cb39b1ce"),
|
|
restic.TestParseID("73d04e6125cf3c28a299cc2f3cca3b78ceac396e4fcf9575e34536b26782413c"),
|
|
restic.DataBlob, 0, 38, 0,
|
|
}, {
|
|
restic.TestParseID("9ccb846e60d90d4eb915848add7aa7ea1e4bbabfc60e573db9f7bfb2789afbae"),
|
|
restic.TestParseID("73d04e6125cf3c28a299cc2f3cca3b78ceac396e4fcf9575e34536b26782413c"),
|
|
restic.TreeBlob, 38, 112, 511,
|
|
}, {
|
|
restic.TestParseID("d3dc577b4ffd38cc4b32122cabf8655a0223ed22edfd93b353dc0c3f2b0fdf66"),
|
|
restic.TestParseID("73d04e6125cf3c28a299cc2f3cca3b78ceac396e4fcf9575e34536b26782413c"),
|
|
restic.DataBlob, 150, 123, 234,
|
|
},
|
|
}
|
|
|
|
var exampleLookupTest = struct {
|
|
packID restic.ID
|
|
blobs map[restic.ID]restic.BlobType
|
|
}{
|
|
restic.TestParseID("73d04e6125cf3c28a299cc2f3cca3b78ceac396e4fcf9575e34536b26782413c"),
|
|
map[restic.ID]restic.BlobType{
|
|
restic.TestParseID("3ec79977ef0cf5de7b08cd12b874cd0f62bbaf7f07f3497a5b1bbcc8cb39b1ce"): restic.DataBlob,
|
|
restic.TestParseID("9ccb846e60d90d4eb915848add7aa7ea1e4bbabfc60e573db9f7bfb2789afbae"): restic.TreeBlob,
|
|
restic.TestParseID("d3dc577b4ffd38cc4b32122cabf8655a0223ed22edfd93b353dc0c3f2b0fdf66"): restic.DataBlob,
|
|
},
|
|
}
|
|
|
|
func TestIndexUnserialize(t *testing.T) {
|
|
for _, task := range []struct {
|
|
idxBytes []byte
|
|
version int
|
|
}{
|
|
{docExampleV1, 1},
|
|
{docExampleV2, 2},
|
|
} {
|
|
oldIdx := restic.IDs{restic.TestParseID("ed54ae36197f4745ebc4b54d10e0f623eaaaedd03013eb7ae90df881b7781452")}
|
|
|
|
idx, oldFormat, err := index.DecodeIndex(task.idxBytes, restic.NewRandomID())
|
|
rtest.OK(t, err)
|
|
rtest.Assert(t, !oldFormat, "new index format recognized as old format")
|
|
|
|
for _, test := range exampleTests {
|
|
list := idx.Lookup(restic.BlobHandle{ID: test.id, Type: test.tpe}, nil)
|
|
if len(list) != 1 {
|
|
t.Errorf("expected one result for blob %v, got %v: %v", test.id.Str(), len(list), list)
|
|
}
|
|
blob := list[0]
|
|
|
|
t.Logf("looking for blob %v/%v, got %v", test.tpe, test.id.Str(), blob)
|
|
|
|
rtest.Equals(t, test.packID, blob.PackID)
|
|
rtest.Equals(t, test.tpe, blob.Type)
|
|
rtest.Equals(t, test.offset, blob.Offset)
|
|
rtest.Equals(t, test.length, blob.Length)
|
|
if task.version == 1 {
|
|
rtest.Equals(t, uint(0), blob.UncompressedLength)
|
|
} else if task.version == 2 {
|
|
rtest.Equals(t, test.uncompressedLength, blob.UncompressedLength)
|
|
} else {
|
|
t.Fatal("Invalid index version")
|
|
}
|
|
}
|
|
|
|
rtest.Equals(t, oldIdx, idx.Supersedes())
|
|
|
|
blobs := listPack(idx, exampleLookupTest.packID)
|
|
if len(blobs) != len(exampleLookupTest.blobs) {
|
|
t.Fatalf("expected %d blobs in pack, got %d", len(exampleLookupTest.blobs), len(blobs))
|
|
}
|
|
|
|
for _, blob := range blobs {
|
|
b, ok := exampleLookupTest.blobs[blob.ID]
|
|
if !ok {
|
|
t.Errorf("unexpected blob %v found", blob.ID.Str())
|
|
}
|
|
if blob.Type != b {
|
|
t.Errorf("unexpected type for blob %v: want %v, got %v", blob.ID.Str(), b, blob.Type)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func listPack(idx *index.Index, id restic.ID) (pbs []restic.PackedBlob) {
|
|
idx.Each(context.TODO(), func(pb restic.PackedBlob) {
|
|
if pb.PackID.Equal(id) {
|
|
pbs = append(pbs, pb)
|
|
}
|
|
})
|
|
return pbs
|
|
}
|
|
|
|
var (
|
|
benchmarkIndexJSON []byte
|
|
benchmarkIndexJSONOnce sync.Once
|
|
)
|
|
|
|
func initBenchmarkIndexJSON() {
|
|
idx, _ := createRandomIndex(rand.New(rand.NewSource(0)), 200000)
|
|
var buf bytes.Buffer
|
|
err := idx.Encode(&buf)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
benchmarkIndexJSON = buf.Bytes()
|
|
}
|
|
|
|
func BenchmarkDecodeIndex(b *testing.B) {
|
|
benchmarkIndexJSONOnce.Do(initBenchmarkIndexJSON)
|
|
|
|
id := restic.NewRandomID()
|
|
b.ResetTimer()
|
|
|
|
for i := 0; i < b.N; i++ {
|
|
_, _, err := index.DecodeIndex(benchmarkIndexJSON, id)
|
|
rtest.OK(b, err)
|
|
}
|
|
}
|
|
|
|
func BenchmarkDecodeIndexParallel(b *testing.B) {
|
|
benchmarkIndexJSONOnce.Do(initBenchmarkIndexJSON)
|
|
id := restic.NewRandomID()
|
|
|
|
b.ResetTimer()
|
|
|
|
b.RunParallel(func(pb *testing.PB) {
|
|
for pb.Next() {
|
|
_, _, err := index.DecodeIndex(benchmarkIndexJSON, id)
|
|
rtest.OK(b, err)
|
|
}
|
|
})
|
|
}
|
|
|
|
func BenchmarkEncodeIndex(b *testing.B) {
|
|
for _, n := range []int{100, 1000, 10000} {
|
|
idx, _ := createRandomIndex(rand.New(rand.NewSource(0)), n)
|
|
|
|
b.Run(fmt.Sprint(n), func(b *testing.B) {
|
|
buf := new(bytes.Buffer)
|
|
err := idx.Encode(buf)
|
|
rtest.OK(b, err)
|
|
|
|
b.ResetTimer()
|
|
b.ReportAllocs()
|
|
|
|
for i := 0; i < b.N; i++ {
|
|
buf.Reset()
|
|
_ = idx.Encode(buf)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestIndexUnserializeOld(t *testing.T) {
|
|
defer feature.TestSetFlag(t, feature.Flag, feature.DeprecateLegacyIndex, false)()
|
|
|
|
idx, oldFormat, err := index.DecodeIndex(docOldExample, restic.NewRandomID())
|
|
rtest.OK(t, err)
|
|
rtest.Assert(t, oldFormat, "old index format recognized as new format")
|
|
|
|
for _, test := range exampleTests {
|
|
list := idx.Lookup(restic.BlobHandle{ID: test.id, Type: test.tpe}, nil)
|
|
if len(list) != 1 {
|
|
t.Errorf("expected one result for blob %v, got %v: %v", test.id.Str(), len(list), list)
|
|
}
|
|
blob := list[0]
|
|
|
|
rtest.Equals(t, test.packID, blob.PackID)
|
|
rtest.Equals(t, test.tpe, blob.Type)
|
|
rtest.Equals(t, test.offset, blob.Offset)
|
|
rtest.Equals(t, test.length, blob.Length)
|
|
}
|
|
|
|
rtest.Equals(t, 0, len(idx.Supersedes()))
|
|
}
|
|
|
|
func TestIndexPacks(t *testing.T) {
|
|
idx := index.NewIndex()
|
|
packs := restic.NewIDSet()
|
|
|
|
for i := 0; i < 20; i++ {
|
|
packID := restic.NewRandomID()
|
|
idx.StorePack(packID, []restic.Blob{
|
|
{
|
|
BlobHandle: restic.NewRandomBlobHandle(),
|
|
Offset: 0,
|
|
Length: 23,
|
|
},
|
|
})
|
|
|
|
packs.Insert(packID)
|
|
}
|
|
|
|
idxPacks := idx.Packs()
|
|
rtest.Assert(t, packs.Equals(idxPacks), "packs in index do not match packs added to index")
|
|
}
|
|
|
|
const maxPackSize = 16 * 1024 * 1024
|
|
|
|
// This function generates a (insecure) random ID, similar to NewRandomID
|
|
func NewRandomTestID(rng *rand.Rand) restic.ID {
|
|
id := restic.ID{}
|
|
rng.Read(id[:])
|
|
return id
|
|
}
|
|
|
|
func createRandomIndex(rng *rand.Rand, packfiles int) (idx *index.Index, lookupBh restic.BlobHandle) {
|
|
idx = index.NewIndex()
|
|
|
|
// create index with given number of pack files
|
|
for i := 0; i < packfiles; i++ {
|
|
packID := NewRandomTestID(rng)
|
|
var blobs []restic.Blob
|
|
offset := 0
|
|
for offset < maxPackSize {
|
|
size := 2000 + rng.Intn(4*1024*1024)
|
|
id := NewRandomTestID(rng)
|
|
blobs = append(blobs, restic.Blob{
|
|
BlobHandle: restic.BlobHandle{
|
|
Type: restic.DataBlob,
|
|
ID: id,
|
|
},
|
|
Length: uint(size),
|
|
UncompressedLength: uint(2 * size),
|
|
Offset: uint(offset),
|
|
})
|
|
|
|
offset += size
|
|
}
|
|
idx.StorePack(packID, blobs)
|
|
|
|
if i == 0 {
|
|
lookupBh = restic.BlobHandle{
|
|
Type: restic.DataBlob,
|
|
ID: blobs[rng.Intn(len(blobs))].ID,
|
|
}
|
|
}
|
|
}
|
|
|
|
return idx, lookupBh
|
|
}
|
|
|
|
func BenchmarkIndexHasUnknown(b *testing.B) {
|
|
idx, _ := createRandomIndex(rand.New(rand.NewSource(0)), 200000)
|
|
lookupBh := restic.NewRandomBlobHandle()
|
|
|
|
b.ResetTimer()
|
|
|
|
for i := 0; i < b.N; i++ {
|
|
idx.Has(lookupBh)
|
|
}
|
|
}
|
|
|
|
func BenchmarkIndexHasKnown(b *testing.B) {
|
|
idx, lookupBh := createRandomIndex(rand.New(rand.NewSource(0)), 200000)
|
|
|
|
b.ResetTimer()
|
|
|
|
for i := 0; i < b.N; i++ {
|
|
idx.Has(lookupBh)
|
|
}
|
|
}
|
|
|
|
func BenchmarkIndexAlloc(b *testing.B) {
|
|
rng := rand.New(rand.NewSource(0))
|
|
b.ReportAllocs()
|
|
|
|
for i := 0; i < b.N; i++ {
|
|
createRandomIndex(rng, 200000)
|
|
}
|
|
}
|
|
|
|
func BenchmarkIndexAllocParallel(b *testing.B) {
|
|
b.ReportAllocs()
|
|
|
|
b.RunParallel(func(pb *testing.PB) {
|
|
rng := rand.New(rand.NewSource(0))
|
|
for pb.Next() {
|
|
createRandomIndex(rng, 200000)
|
|
}
|
|
})
|
|
}
|
|
|
|
func TestIndexHas(t *testing.T) {
|
|
tests := []restic.PackedBlob{}
|
|
|
|
idx := index.NewIndex()
|
|
|
|
// create 50 packs with 20 blobs each
|
|
for i := 0; i < 50; i++ {
|
|
packID := restic.NewRandomID()
|
|
var blobs []restic.Blob
|
|
|
|
pos := uint(0)
|
|
for j := 0; j < 20; j++ {
|
|
length := uint(i*100 + j)
|
|
uncompressedLength := uint(0)
|
|
if i >= 25 {
|
|
// test a mix of compressed and uncompressed packs
|
|
uncompressedLength = 2 * length
|
|
}
|
|
pb := restic.PackedBlob{
|
|
Blob: restic.Blob{
|
|
BlobHandle: restic.NewRandomBlobHandle(),
|
|
Offset: pos,
|
|
Length: length,
|
|
UncompressedLength: uncompressedLength,
|
|
},
|
|
PackID: packID,
|
|
}
|
|
blobs = append(blobs, pb.Blob)
|
|
tests = append(tests, pb)
|
|
pos += length
|
|
}
|
|
idx.StorePack(packID, blobs)
|
|
}
|
|
|
|
for _, testBlob := range tests {
|
|
rtest.Assert(t, idx.Has(testBlob.BlobHandle), "Index reports not having data blob added to it")
|
|
}
|
|
|
|
rtest.Assert(t, !idx.Has(restic.NewRandomBlobHandle()), "Index reports having a data blob not added to it")
|
|
rtest.Assert(t, !idx.Has(restic.BlobHandle{ID: tests[0].ID, Type: restic.TreeBlob}), "Index reports having a tree blob added to it with the same id as a data blob")
|
|
}
|
|
|
|
func TestMixedEachByPack(t *testing.T) {
|
|
idx := index.NewIndex()
|
|
|
|
expected := make(map[restic.ID]int)
|
|
// create 50 packs with 2 blobs each
|
|
for i := 0; i < 50; i++ {
|
|
packID := restic.NewRandomID()
|
|
expected[packID] = 1
|
|
blobs := []restic.Blob{
|
|
{
|
|
BlobHandle: restic.BlobHandle{Type: restic.DataBlob, ID: restic.NewRandomID()},
|
|
Offset: 0,
|
|
Length: 42,
|
|
},
|
|
{
|
|
BlobHandle: restic.BlobHandle{Type: restic.TreeBlob, ID: restic.NewRandomID()},
|
|
Offset: 42,
|
|
Length: 43,
|
|
},
|
|
}
|
|
idx.StorePack(packID, blobs)
|
|
}
|
|
|
|
reported := make(map[restic.ID]int)
|
|
for bp := range idx.EachByPack(context.TODO(), restic.NewIDSet()) {
|
|
reported[bp.PackID]++
|
|
|
|
rtest.Equals(t, 2, len(bp.Blobs)) // correct blob count
|
|
if bp.Blobs[0].Offset > bp.Blobs[1].Offset {
|
|
bp.Blobs[1], bp.Blobs[0] = bp.Blobs[0], bp.Blobs[1]
|
|
}
|
|
b0 := bp.Blobs[0]
|
|
rtest.Assert(t, b0.Type == restic.DataBlob && b0.Offset == 0 && b0.Length == 42, "wrong blob", b0)
|
|
b1 := bp.Blobs[1]
|
|
rtest.Assert(t, b1.Type == restic.TreeBlob && b1.Offset == 42 && b1.Length == 43, "wrong blob", b1)
|
|
}
|
|
rtest.Equals(t, expected, reported)
|
|
}
|
|
|
|
func TestEachByPackIgnoes(t *testing.T) {
|
|
idx := index.NewIndex()
|
|
|
|
ignores := restic.NewIDSet()
|
|
expected := make(map[restic.ID]int)
|
|
// create 50 packs with one blob each
|
|
for i := 0; i < 50; i++ {
|
|
packID := restic.NewRandomID()
|
|
if i < 3 {
|
|
ignores.Insert(packID)
|
|
} else {
|
|
expected[packID] = 1
|
|
}
|
|
blobs := []restic.Blob{
|
|
{
|
|
BlobHandle: restic.BlobHandle{Type: restic.DataBlob, ID: restic.NewRandomID()},
|
|
Offset: 0,
|
|
Length: 42,
|
|
},
|
|
}
|
|
idx.StorePack(packID, blobs)
|
|
}
|
|
idx.Finalize()
|
|
|
|
reported := make(map[restic.ID]int)
|
|
for bp := range idx.EachByPack(context.TODO(), ignores) {
|
|
reported[bp.PackID]++
|
|
rtest.Equals(t, 1, len(bp.Blobs)) // correct blob count
|
|
b0 := bp.Blobs[0]
|
|
rtest.Assert(t, b0.Type == restic.DataBlob && b0.Offset == 0 && b0.Length == 42, "wrong blob", b0)
|
|
}
|
|
rtest.Equals(t, expected, reported)
|
|
}
|