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restic: Test progress reporting of StreamTrees

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This commit is contained in:
Michael Eischer 2020-12-06 00:59:24 +01:00 committed by Alexander Neumann
parent 313ad0e32f
commit ddb7697d29
2 changed files with 46 additions and 4 deletions
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43
internal/restic/find_test.go
View file

@ -15,6 +15,8 @@ import (
"github.com/restic/restic/internal/errors"
"github.com/restic/restic/internal/repository"
"github.com/restic/restic/internal/restic"
"github.com/restic/restic/internal/test"
"github.com/restic/restic/internal/ui/progress"
)
func loadIDSet(t testing.TB, filename string) restic.BlobSet {
@ -92,9 +94,12 @@ func TestFindUsedBlobs(t *testing.T) {
snapshots = append(snapshots, sn)
}
p := progress.New(time.Second, findTestSnapshots, func(value uint64, total uint64, runtime time.Duration, final bool) {})
defer p.Done()
for i, sn := range snapshots {
usedBlobs := restic.NewBlobSet()
err := restic.FindUsedBlobs(context.TODO(), repo, restic.IDs{*sn.Tree}, usedBlobs, nil)
err := restic.FindUsedBlobs(context.TODO(), repo, restic.IDs{*sn.Tree}, usedBlobs, p)
if err != nil {
t.Errorf("FindUsedBlobs returned error: %v", err)
continue
@ -105,6 +110,8 @@ func TestFindUsedBlobs(t *testing.T) {
continue
}
test.Equals(t, p.Get(), uint64(i+1))
goldenFilename := filepath.Join("testdata", fmt.Sprintf("used_blobs_snapshot%d", i))
want := loadIDSet(t, goldenFilename)
@ -119,6 +126,40 @@ func TestFindUsedBlobs(t *testing.T) {
}
}
func TestMultiFindUsedBlobs(t *testing.T) {
repo, cleanup := repository.TestRepository(t)
defer cleanup()
var snapshotTrees restic.IDs
for i := 0; i < findTestSnapshots; i++ {
sn := restic.TestCreateSnapshot(t, repo, findTestTime.Add(time.Duration(i)*time.Second), findTestDepth, 0)
t.Logf("snapshot %v saved, tree %v", sn.ID().Str(), sn.Tree.Str())
snapshotTrees = append(snapshotTrees, *sn.Tree)
}
want := restic.NewBlobSet()
for i := range snapshotTrees {
goldenFilename := filepath.Join("testdata", fmt.Sprintf("used_blobs_snapshot%d", i))
want.Merge(loadIDSet(t, goldenFilename))
}
p := progress.New(time.Second, findTestSnapshots, func(value uint64, total uint64, runtime time.Duration, final bool) {})
defer p.Done()
// run twice to check progress bar handling of duplicate tree roots
usedBlobs := restic.NewBlobSet()
for i := 1; i < 3; i++ {
err := restic.FindUsedBlobs(context.TODO(), repo, snapshotTrees, usedBlobs, p)
test.OK(t, err)
test.Equals(t, p.Get(), uint64(i*len(snapshotTrees)))
if !want.Equals(usedBlobs) {
t.Errorf("wrong list of blobs returned:\n missing blobs: %v\n extra blobs: %v",
want.Sub(usedBlobs), usedBlobs.Sub(want))
}
}
}
type ForbiddenRepo struct{}
func (r ForbiddenRepo) LoadTree(ctx context.Context, id restic.ID) (*restic.Tree, error) {

7
internal/ui/progress/counter.go
View file

@ -82,7 +82,8 @@ func (c *Counter) Done() {
*c = Counter{} // Prevent reuse.
}
func (c *Counter) get() uint64 {
// Get the current Counter value. This method is concurrency-safe.
func (c *Counter) Get() uint64 {
c.valueMutex.Lock()
v := c.value
c.valueMutex.Unlock()
@ -102,7 +103,7 @@ func (c *Counter) run() {
defer close(c.stopped)
defer func() {
// Must be a func so that time.Since isn't called at defer time.
c.report(c.get(), c.getMax(), time.Since(c.start), true)
c.report(c.Get(), c.getMax(), time.Since(c.start), true)
}()
var tick <-chan time.Time
@ -122,6 +123,6 @@ func (c *Counter) run() {
return
}
c.report(c.get(), c.getMax(), now.Sub(c.start), false)
c.report(c.Get(), c.getMax(), now.Sub(c.start), false)
}
}