github.com/tenywen/fabric@v1.0.0-beta.0.20170620030522-a5b1ed380643/core/ledger/kvledger/txmgmt/statedb/stateleveldb/stateleveldb_test.go (about)

     1  /*
     2  Copyright IBM Corp. 2016 All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8  		 http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package stateleveldb
    18  
    19  import (
    20  	"os"
    21  	"testing"
    22  
    23  	"github.com/hyperledger/fabric/common/ledger/testutil"
    24  	"github.com/hyperledger/fabric/core/ledger/kvledger/txmgmt/statedb"
    25  	"github.com/hyperledger/fabric/core/ledger/kvledger/txmgmt/statedb/commontests"
    26  	"github.com/hyperledger/fabric/core/ledger/kvledger/txmgmt/version"
    27  	"github.com/spf13/viper"
    28  )
    29  
    30  func TestMain(m *testing.M) {
    31  	viper.Set("peer.fileSystemPath", "/tmp/fabric/ledgertests/kvledger/txmgmt/statedb/stateleveldb")
    32  	os.Exit(m.Run())
    33  }
    34  
    35  func TestBasicRW(t *testing.T) {
    36  	env := NewTestVDBEnv(t)
    37  	defer env.Cleanup()
    38  	commontests.TestBasicRW(t, env.DBProvider)
    39  }
    40  
    41  func TestMultiDBBasicRW(t *testing.T) {
    42  	env := NewTestVDBEnv(t)
    43  	defer env.Cleanup()
    44  	commontests.TestMultiDBBasicRW(t, env.DBProvider)
    45  }
    46  
    47  func TestDeletes(t *testing.T) {
    48  	env := NewTestVDBEnv(t)
    49  	defer env.Cleanup()
    50  	commontests.TestDeletes(t, env.DBProvider)
    51  }
    52  
    53  func TestIterator(t *testing.T) {
    54  	env := NewTestVDBEnv(t)
    55  	defer env.Cleanup()
    56  	commontests.TestIterator(t, env.DBProvider)
    57  }
    58  
    59  func TestEncodeDecodeValueAndVersion(t *testing.T) {
    60  	testValueAndVersionEncodeing(t, []byte("value1"), version.NewHeight(1, 2))
    61  	testValueAndVersionEncodeing(t, []byte{}, version.NewHeight(50, 50))
    62  }
    63  
    64  func testValueAndVersionEncodeing(t *testing.T, value []byte, version *version.Height) {
    65  	encodedValue := statedb.EncodeValue(value, version)
    66  	val, ver := statedb.DecodeValue(encodedValue)
    67  	testutil.AssertEquals(t, val, value)
    68  	testutil.AssertEquals(t, ver, version)
    69  }
    70  
    71  func TestCompositeKey(t *testing.T) {
    72  	testCompositeKey(t, "ledger1", "ns", "key")
    73  	testCompositeKey(t, "ledger2", "ns", "")
    74  }
    75  
    76  func testCompositeKey(t *testing.T, dbName string, ns string, key string) {
    77  	compositeKey := constructCompositeKey(ns, key)
    78  	t.Logf("compositeKey=%#v", compositeKey)
    79  	ns1, key1 := splitCompositeKey(compositeKey)
    80  	testutil.AssertEquals(t, ns1, ns)
    81  	testutil.AssertEquals(t, key1, key)
    82  }
    83  
    84  // TestQueryOnLevelDB tests queries on levelDB.
    85  func TestQueryOnLevelDB(t *testing.T) {
    86  	env := NewTestVDBEnv(t)
    87  	defer env.Cleanup()
    88  	db, err := env.DBProvider.GetDBHandle("testquery")
    89  	testutil.AssertNoError(t, err, "")
    90  	db.Open()
    91  	defer db.Close()
    92  	batch := statedb.NewUpdateBatch()
    93  	jsonValue1 := "{\"asset_name\": \"marble1\",\"color\": \"blue\",\"size\": 1,\"owner\": \"tom\"}"
    94  	batch.Put("ns1", "key1", []byte(jsonValue1), version.NewHeight(1, 1))
    95  
    96  	savePoint := version.NewHeight(2, 22)
    97  	db.ApplyUpdates(batch, savePoint)
    98  
    99  	// query for owner=jerry, use namespace "ns1"
   100  	// As queries are not supported in levelDB, call to ExecuteQuery()
   101  	// should return a error message
   102  	itr, err := db.ExecuteQuery("ns1", "{\"selector\":{\"owner\":\"jerry\"}}")
   103  	testutil.AssertError(t, err, "ExecuteQuery not supported for leveldb")
   104  	testutil.AssertNil(t, itr)
   105  }
   106  
   107  func TestGetStateMultipleKeys(t *testing.T) {
   108  	env := NewTestVDBEnv(t)
   109  	defer env.Cleanup()
   110  	commontests.TestGetStateMultipleKeys(t, env.DBProvider)
   111  }