perkeep/pkg/blobserver/diskpacked/diskpacked_test.go

110 lines
2.6 KiB
Go

/*
Copyright 2013 The Camlistore Authors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package diskpacked
import (
"io/ioutil"
"os"
"strings"
"testing"
"camlistore.org/pkg/blobserver"
"camlistore.org/pkg/blobserver/storagetest"
"camlistore.org/pkg/jsonconfig"
"camlistore.org/pkg/test"
)
func newTempDiskpacked(t *testing.T) (sto blobserver.Storage, cleanup func()) {
return newTempDiskpackedWithIndex(t, jsonconfig.Obj{})
}
func newTempDiskpackedMemory(t *testing.T) (sto blobserver.Storage, cleanup func()) {
return newTempDiskpackedWithIndex(t, jsonconfig.Obj{
"type": "memory",
})
}
func newTempDiskpackedWithIndex(t *testing.T, indexConf jsonconfig.Obj) (sto blobserver.Storage, cleanup func()) {
dir, err := ioutil.TempDir("", "diskpacked-test")
if err != nil {
t.Fatal(err)
}
t.Logf("diskpacked test dir is %q", dir)
s, err := newStorage(dir, 1<<20, indexConf)
if err != nil {
t.Fatalf("newStorage: %v", err)
}
return s, func() {
s.Close()
os.RemoveAll(dir)
}
}
func TestDiskpacked(t *testing.T) {
storagetest.Test(t, newTempDiskpacked)
}
func TestDiskpackedAltIndex(t *testing.T) {
storagetest.Test(t, newTempDiskpackedMemory)
}
func TestDoubleReceive(t *testing.T) {
sto, cleanup := newTempDiskpacked(t)
defer cleanup()
size := func(n int) int64 {
path := sto.(*storage).filename(n)
fi, err := os.Stat(path)
if err != nil {
t.Fatal(err)
}
return fi.Size()
}
const blobSize = 5 << 10
b := &test.Blob{Contents: strings.Repeat("a", blobSize)}
br := b.BlobRef()
_, err := blobserver.Receive(sto, br, b.Reader())
if err != nil {
t.Fatal(err)
}
if size(0) < blobSize {
t.Fatalf("size = %d; want at least %d", size(0), blobSize)
}
sto.(*storage).nextPack()
_, err = blobserver.Receive(sto, br, b.Reader())
if err != nil {
t.Fatal(err)
}
sizePostDup := size(1)
if sizePostDup >= blobSize {
t.Fatalf("size(pack1) = %d; appeared to double-write.", sizePostDup)
}
os.Remove(sto.(*storage).filename(0))
_, err = blobserver.Receive(sto, br, b.Reader())
if err != nil {
t.Fatal(err)
}
sizePostDelete := size(1)
if sizePostDelete < blobSize {
t.Fatalf("after packfile delete + reupload, not big enough. want size of a blob")
}
}