frostfs-node/pkg/local_object_storage/blobovnicza/blobovnicza_test.go

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package blobovnicza
import (
"context"
"errors"
"math/rand"
"os"
"testing"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger/test"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
"github.com/stretchr/testify/require"
)
func testPutGet(t *testing.T, blz *Blobovnicza, addr oid.Address, sz uint64, assertErrPut, assertErrGet func(error) bool) oid.Address {
// create binary object
data := make([]byte, sz)
rand.Read(data)
var pPut PutPrm
pPut.SetAddress(addr)
pPut.SetMarshaledObject(data)
_, err := blz.Put(context.Background(), pPut)
if assertErrPut != nil {
require.True(t, assertErrPut(err))
} else {
require.NoError(t, err)
}
if assertErrGet != nil {
testGet(t, blz, addr, data, assertErrGet)
}
return addr
}
func testGet(t *testing.T, blz *Blobovnicza, addr oid.Address, expObj []byte, assertErr func(error) bool) {
var pGet GetPrm
pGet.SetAddress(addr)
// try to read object from Blobovnicza
res, err := blz.Get(context.Background(), pGet)
if assertErr != nil {
require.True(t, assertErr(err))
} else {
require.NoError(t, err)
}
if assertErr == nil {
require.Equal(t, expObj, res.Object())
}
}
func TestBlobovnicza(t *testing.T) {
rand.Seed(1024)
p := "./test_blz"
sizeLim := uint64(256 * 1 << 10) // 256KB
objSizeLim := sizeLim / 2
// create Blobovnicza instance
blz := New(
WithPath(p),
WithObjectSizeLimit(objSizeLim),
WithFullSizeLimit(sizeLim),
WithLogger(test.NewLogger(t, false)),
)
defer os.Remove(p)
// open Blobovnicza
require.NoError(t, blz.Open())
// initialize Blobovnicza
require.NoError(t, blz.Init())
// try to read non-existent address
testGet(t, blz, oidtest.Address(), nil, IsErrNotFound)
filled := uint64(15 * 1 << 10)
// test object 15KB
addr := testPutGet(t, blz, oidtest.Address(), filled, nil, nil)
// remove the object
var dPrm DeletePrm
dPrm.SetAddress(addr)
_, err := blz.Delete(context.Background(), dPrm)
require.NoError(t, err)
// should return 404
testGet(t, blz, addr, nil, IsErrNotFound)
// fill Blobovnicza fully
for ; filled < sizeLim; filled += objSizeLim {
testPutGet(t, blz, oidtest.Address(), objSizeLim, nil, nil)
}
// from now objects should not be saved
testPutGet(t, blz, oidtest.Address(), 1024, func(err error) bool {
return errors.Is(err, ErrFull)
}, nil)
require.NoError(t, blz.Close())
}