2014-10-31 14:42:32 +01:00
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// Copyright (c) 2014 Couchbase, Inc.
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
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// except in compliance with the License. You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software distributed under the
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// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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// either express or implied. See the License for the specific language governing permissions
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// and limitations under the License.
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// +build forestdb
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package forestdb
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import (
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"os"
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2014-11-26 03:52:35 +01:00
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"reflect"
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2014-10-31 14:42:32 +01:00
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"testing"
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2014-11-26 03:52:35 +01:00
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"github.com/blevesearch/bleve/index/store"
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2014-10-31 14:42:32 +01:00
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)
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func TestLevelDBStore(t *testing.T) {
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2015-01-16 19:33:35 +01:00
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defer os.RemoveAll("testdir")
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2014-10-31 14:42:32 +01:00
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2015-01-16 19:33:35 +01:00
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os.MkdirAll("testdir", 0700)
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s, err := Open("testdir/test", true, nil)
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2014-10-31 14:42:32 +01:00
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if err != nil {
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t.Fatal(err)
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}
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defer s.Close()
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2014-11-26 03:52:35 +01:00
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CommonTestKVStore(t, s)
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2014-10-31 14:42:32 +01:00
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}
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func TestReaderIsolation(t *testing.T) {
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defer os.RemoveAll("testdir")
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2014-10-31 14:42:32 +01:00
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2015-01-16 19:33:35 +01:00
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os.MkdirAll("testdir", 0700)
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s, err := Open("testdir/test", true, nil)
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2014-10-31 14:42:32 +01:00
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if err != nil {
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t.Fatal(err)
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}
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defer s.Close()
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2014-11-26 03:52:35 +01:00
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CommonTestReaderIsolation(t, s)
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2014-10-31 14:42:32 +01:00
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}
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2014-11-04 14:34:49 +01:00
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// TestRollbackSameHandle tries to rollback a handle
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// and ensure that subsequent reads from it also
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// reflect the rollback
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func TestRollbackSameHandle(t *testing.T) {
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defer os.RemoveAll("testdir")
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2014-11-04 14:34:49 +01:00
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2015-01-16 19:33:35 +01:00
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os.MkdirAll("testdir", 0700)
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s, err := Open("testdir/test", true, nil)
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2014-11-04 14:34:49 +01:00
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if err != nil {
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t.Fatal(err)
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}
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defer s.Close()
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writer, err := s.Writer()
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if err != nil {
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t.Fatal(err)
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}
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2014-12-18 18:43:12 +01:00
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// create 2 docs, a and b
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err = writer.Set([]byte("a"), []byte("val-a"))
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if err != nil {
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t.Error(err)
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}
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err = writer.Set([]byte("b"), []byte("val-b"))
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if err != nil {
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t.Error(err)
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}
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// get the rollback id
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2015-01-07 03:59:02 +01:00
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rollbackId, err := s.GetRollbackID()
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if err != nil {
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t.Error(err)
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}
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// create a 3rd doc c
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err = writer.Set([]byte("c"), []byte("val-c"))
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if err != nil {
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t.Error(err)
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}
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err = writer.Close()
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if err != nil {
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t.Error(err)
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}
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// make sure c is there
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reader, err := s.Reader()
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if err != nil {
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t.Error(err)
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}
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val, err := reader.Get([]byte("c"))
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if err != nil {
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t.Error(err)
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}
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if string(val) != "val-c" {
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t.Errorf("expected value 'val-c' got '%s'", val)
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}
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err = reader.Close()
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if err != nil {
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t.Fatal(err)
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}
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2014-11-04 14:34:49 +01:00
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// now rollback
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err = s.RollbackTo(rollbackId)
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if err != nil {
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t.Fatal(err)
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}
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// now make sure c is not there
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reader, err = s.Reader()
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if err != nil {
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t.Error(err)
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}
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val, err = reader.Get([]byte("c"))
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if err != nil {
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t.Error(err)
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}
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if val != nil {
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t.Errorf("expected missing, got '%s'", val)
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}
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2015-04-07 20:52:00 +02:00
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err = reader.Close()
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if err != nil {
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t.Fatal(err)
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}
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2014-11-04 14:34:49 +01:00
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}
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// TestRollbackNewHandle tries to rollback the
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2014-12-18 18:43:12 +01:00
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// database, then opens a new handle, and ensures
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2014-11-04 14:34:49 +01:00
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// that the rollback is reflected there as well
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func TestRollbackNewHandle(t *testing.T) {
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defer os.RemoveAll("testdir")
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2014-11-04 14:34:49 +01:00
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2015-01-16 19:33:35 +01:00
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os.MkdirAll("testdir", 0700)
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s, err := Open("testdir/test", true, nil)
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2014-11-04 14:34:49 +01:00
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if err != nil {
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t.Fatal(err)
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}
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defer s.Close()
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writer, err := s.Writer()
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if err != nil {
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t.Fatal(err)
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}
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2014-12-18 18:43:12 +01:00
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// create 2 docs, a and b
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2014-11-04 14:34:49 +01:00
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err = writer.Set([]byte("a"), []byte("val-a"))
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if err != nil {
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t.Error(err)
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}
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err = writer.Set([]byte("b"), []byte("val-b"))
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if err != nil {
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t.Error(err)
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}
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// get the rollback id
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rollbackId, err := s.GetRollbackID()
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2014-11-04 14:34:49 +01:00
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if err != nil {
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t.Error(err)
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}
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// create a 3rd doc c
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err = writer.Set([]byte("c"), []byte("val-c"))
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if err != nil {
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t.Error(err)
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}
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err = writer.Close()
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if err != nil {
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t.Error(err)
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}
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// make sure c is there
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reader, err := s.Reader()
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if err != nil {
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t.Error(err)
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}
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val, err := reader.Get([]byte("c"))
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if err != nil {
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t.Error(err)
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}
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if string(val) != "val-c" {
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t.Errorf("expected value 'val-c' got '%s'", val)
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}
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2015-04-07 20:52:00 +02:00
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err = reader.Close()
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if err != nil {
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t.Fatal(err)
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}
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2014-11-04 14:34:49 +01:00
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// now rollback
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err = s.RollbackTo(rollbackId)
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2014-11-04 14:34:49 +01:00
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if err != nil {
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t.Fatal(err)
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}
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// now lets open another handle
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2015-01-16 19:33:35 +01:00
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s2, err := Open("testdir/test", true, nil)
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2014-11-04 14:34:49 +01:00
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if err != nil {
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t.Fatal(err)
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}
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defer s2.Close()
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// now make sure c is not there
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reader2, err := s2.Reader()
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if err != nil {
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t.Error(err)
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}
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val, err = reader2.Get([]byte("c"))
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if err != nil {
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t.Error(err)
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}
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if val != nil {
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t.Errorf("expected missing, got '%s'", val)
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}
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2015-04-07 20:52:00 +02:00
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err = reader2.Close()
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if err != nil {
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t.Fatal(err)
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}
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2014-11-04 14:34:49 +01:00
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}
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// TestRollbackOtherHandle tries to create 2 handles
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2014-12-18 18:43:12 +01:00
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// at the beginning, then rollback one of them
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2014-11-04 14:34:49 +01:00
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// and ensure it affects the other
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func TestRollbackOtherHandle(t *testing.T) {
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2015-01-16 19:33:35 +01:00
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defer os.RemoveAll("testdir")
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2014-11-04 14:34:49 +01:00
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2015-01-16 19:33:35 +01:00
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os.MkdirAll("testdir", 0700)
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s, err := Open("testdir/test", true, nil)
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2014-11-04 14:34:49 +01:00
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if err != nil {
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t.Fatal(err)
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}
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defer s.Close()
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// open another handle at the same time
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s2, err := Open("testdir/test", true, nil)
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2014-11-04 14:34:49 +01:00
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if err != nil {
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t.Fatal(err)
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}
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defer s2.Close()
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writer, err := s.Writer()
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if err != nil {
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t.Fatal(err)
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}
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2014-12-18 18:43:12 +01:00
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// create 2 docs, a and b
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2014-11-04 14:34:49 +01:00
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err = writer.Set([]byte("a"), []byte("val-a"))
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if err != nil {
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t.Error(err)
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}
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err = writer.Set([]byte("b"), []byte("val-b"))
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if err != nil {
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t.Error(err)
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}
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// get the rollback id
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2015-01-07 03:59:02 +01:00
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rollbackId, err := s.GetRollbackID()
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2014-11-04 14:34:49 +01:00
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if err != nil {
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t.Error(err)
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}
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// create a 3rd doc c
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err = writer.Set([]byte("c"), []byte("val-c"))
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if err != nil {
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t.Error(err)
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}
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err = writer.Close()
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if err != nil {
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t.Error(err)
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}
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// make sure c is there
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reader, err := s.Reader()
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if err != nil {
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t.Error(err)
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}
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val, err := reader.Get([]byte("c"))
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if err != nil {
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t.Error(err)
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}
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if string(val) != "val-c" {
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t.Errorf("expected value 'val-c' got '%s'", val)
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}
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2015-04-07 20:52:00 +02:00
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err = reader.Close()
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if err != nil {
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t.Fatal(err)
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}
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2014-11-04 14:34:49 +01:00
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// now rollback
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2015-01-07 03:59:02 +01:00
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err = s.RollbackTo(rollbackId)
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2014-11-04 14:34:49 +01:00
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if err != nil {
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t.Fatal(err)
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}
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// now make sure c is not on the other handle
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reader2, err := s2.Reader()
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if err != nil {
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t.Error(err)
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}
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val, err = reader2.Get([]byte("c"))
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if err != nil {
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t.Error(err)
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}
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if val != nil {
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t.Errorf("expected missing, got '%s'", val)
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}
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2015-04-07 20:52:00 +02:00
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err = reader2.Close()
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if err != nil {
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t.Fatal(err)
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}
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2014-11-04 14:34:49 +01:00
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}
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2014-11-26 03:52:35 +01:00
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func CommonTestKVStore(t *testing.T, s store.KVStore) {
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writer, err := s.Writer()
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if err != nil {
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t.Error(err)
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}
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err = writer.Set([]byte("a"), []byte("val-a"))
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if err != nil {
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t.Fatal(err)
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}
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err = writer.Set([]byte("z"), []byte("val-z"))
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if err != nil {
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t.Fatal(err)
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}
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err = writer.Delete([]byte("z"))
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if err != nil {
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t.Fatal(err)
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}
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batch := writer.NewBatch()
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batch.Set([]byte("b"), []byte("val-b"))
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batch.Set([]byte("c"), []byte("val-c"))
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batch.Set([]byte("d"), []byte("val-d"))
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batch.Set([]byte("e"), []byte("val-e"))
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batch.Set([]byte("f"), []byte("val-f"))
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batch.Set([]byte("g"), []byte("val-g"))
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batch.Set([]byte("h"), []byte("val-h"))
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batch.Set([]byte("i"), []byte("val-i"))
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batch.Set([]byte("j"), []byte("val-j"))
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err = batch.Execute()
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if err != nil {
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t.Fatal(err)
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}
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2015-04-07 20:52:00 +02:00
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err = writer.Close()
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|
if err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
2014-11-26 03:52:35 +01:00
|
|
|
|
|
|
|
reader, err := s.Reader()
|
|
|
|
if err != nil {
|
|
|
|
t.Error(err)
|
|
|
|
}
|
|
|
|
defer reader.Close()
|
|
|
|
it := reader.Iterator([]byte("b"))
|
|
|
|
key, val, valid := it.Current()
|
|
|
|
if !valid {
|
|
|
|
t.Fatalf("valid false, expected true")
|
|
|
|
}
|
|
|
|
if string(key) != "b" {
|
2014-12-18 18:43:12 +01:00
|
|
|
t.Fatalf("expected key b, got %s", key)
|
2014-11-26 03:52:35 +01:00
|
|
|
}
|
|
|
|
if string(val) != "val-b" {
|
|
|
|
t.Fatalf("expected value val-b, got %s", val)
|
|
|
|
}
|
|
|
|
|
|
|
|
it.Next()
|
|
|
|
key, val, valid = it.Current()
|
|
|
|
if !valid {
|
|
|
|
t.Fatalf("valid false, expected true")
|
|
|
|
}
|
|
|
|
if string(key) != "c" {
|
2014-12-18 18:43:12 +01:00
|
|
|
t.Fatalf("expected key c, got %s", key)
|
2014-11-26 03:52:35 +01:00
|
|
|
}
|
|
|
|
if string(val) != "val-c" {
|
|
|
|
t.Fatalf("expected value val-c, got %s", val)
|
|
|
|
}
|
|
|
|
|
|
|
|
it.Seek([]byte("i"))
|
|
|
|
key, val, valid = it.Current()
|
|
|
|
if !valid {
|
|
|
|
t.Fatalf("valid false, expected true")
|
|
|
|
}
|
|
|
|
if string(key) != "i" {
|
2014-12-18 18:43:12 +01:00
|
|
|
t.Fatalf("expected key i, got %s", key)
|
2014-11-26 03:52:35 +01:00
|
|
|
}
|
|
|
|
if string(val) != "val-i" {
|
|
|
|
t.Fatalf("expected value val-i, got %s", val)
|
|
|
|
}
|
|
|
|
|
2015-04-07 20:52:00 +02:00
|
|
|
err = it.Close()
|
|
|
|
if err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
2014-11-26 03:52:35 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
func CommonTestReaderIsolation(t *testing.T, s store.KVStore) {
|
|
|
|
// insert a kv pair
|
|
|
|
writer, err := s.Writer()
|
|
|
|
if err != nil {
|
|
|
|
t.Error(err)
|
|
|
|
}
|
|
|
|
err = writer.Set([]byte("a"), []byte("val-a"))
|
|
|
|
if err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
2015-04-07 20:52:00 +02:00
|
|
|
err = writer.Close()
|
|
|
|
if err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
2014-11-26 03:52:35 +01:00
|
|
|
|
2014-12-18 18:43:12 +01:00
|
|
|
// create an isolated reader
|
2014-11-26 03:52:35 +01:00
|
|
|
reader, err := s.Reader()
|
|
|
|
if err != nil {
|
|
|
|
t.Error(err)
|
|
|
|
}
|
|
|
|
defer reader.Close()
|
|
|
|
|
|
|
|
// verify we see the value already inserted
|
|
|
|
val, err := reader.Get([]byte("a"))
|
|
|
|
if err != nil {
|
|
|
|
t.Error(err)
|
|
|
|
}
|
|
|
|
if !reflect.DeepEqual(val, []byte("val-a")) {
|
|
|
|
t.Errorf("expected val-a, got nil")
|
|
|
|
}
|
|
|
|
|
|
|
|
// verify that an iterator sees it
|
|
|
|
count := 0
|
|
|
|
it := reader.Iterator([]byte{0})
|
|
|
|
defer it.Close()
|
|
|
|
for it.Valid() {
|
|
|
|
it.Next()
|
|
|
|
count++
|
|
|
|
}
|
|
|
|
if count != 1 {
|
|
|
|
t.Errorf("expected iterator to see 1, saw %d", count)
|
|
|
|
}
|
|
|
|
|
|
|
|
// add something after the reader was created
|
|
|
|
writer, err = s.Writer()
|
|
|
|
if err != nil {
|
|
|
|
t.Error(err)
|
|
|
|
}
|
|
|
|
err = writer.Set([]byte("b"), []byte("val-b"))
|
|
|
|
if err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
2015-04-07 20:52:00 +02:00
|
|
|
err = writer.Close()
|
|
|
|
if err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
2014-11-26 03:52:35 +01:00
|
|
|
|
|
|
|
// ensure that a newer reader sees it
|
|
|
|
newReader, err := s.Reader()
|
|
|
|
if err != nil {
|
|
|
|
t.Error(err)
|
|
|
|
}
|
|
|
|
defer newReader.Close()
|
|
|
|
val, err = newReader.Get([]byte("b"))
|
|
|
|
if err != nil {
|
|
|
|
t.Error(err)
|
|
|
|
}
|
|
|
|
if !reflect.DeepEqual(val, []byte("val-b")) {
|
|
|
|
t.Errorf("expected val-b, got nil")
|
|
|
|
}
|
|
|
|
|
2014-12-18 18:43:12 +01:00
|
|
|
// ensure that the director iterator sees it
|
2014-11-26 03:52:35 +01:00
|
|
|
count = 0
|
|
|
|
it = newReader.Iterator([]byte{0})
|
|
|
|
defer it.Close()
|
|
|
|
for it.Valid() {
|
|
|
|
it.Next()
|
|
|
|
count++
|
|
|
|
}
|
|
|
|
if count != 2 {
|
|
|
|
t.Errorf("expected iterator to see 2, saw %d", count)
|
|
|
|
}
|
|
|
|
|
|
|
|
// but that the isolated reader does not
|
|
|
|
val, err = reader.Get([]byte("b"))
|
|
|
|
if err != nil {
|
|
|
|
t.Error(err)
|
|
|
|
}
|
|
|
|
if val != nil {
|
|
|
|
t.Errorf("expected nil, got %v", val)
|
|
|
|
}
|
|
|
|
|
|
|
|
// and ensure that the iterator on the isolated reader also does not
|
|
|
|
count = 0
|
|
|
|
it = reader.Iterator([]byte{0})
|
|
|
|
defer it.Close()
|
|
|
|
for it.Valid() {
|
|
|
|
it.Next()
|
|
|
|
count++
|
|
|
|
}
|
|
|
|
if count != 1 {
|
|
|
|
t.Errorf("expected iterator to see 1, saw %d", count)
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|