/
test_common.go
1099 lines (934 loc) · 45.2 KB
/
test_common.go
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/*
Copyright IBM Corp. All Rights Reserved.
SPDX-License-Identifier: Apache-2.0
*/
package commontests
import (
"fmt"
"strings"
"testing"
"github.com/hyperledger/fabric/core/ledger/internal/version"
"github.com/hyperledger/fabric/core/ledger/kvledger/txmgmt/statedb"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// TestGetStateMultipleKeys tests read for given multiple keys
func TestGetStateMultipleKeys(t *testing.T, dbProvider statedb.VersionedDBProvider) {
db, err := dbProvider.GetDBHandle("testgetmultiplekeys", nil)
assert.NoError(t, err)
// Test that savepoint is nil for a new state db
sp, err := db.GetLatestSavePoint()
assert.NoError(t, err, "Error upon GetLatestSavePoint()")
assert.Nil(t, sp)
batch := statedb.NewUpdateBatch()
expectedValues := make([]*statedb.VersionedValue, 2)
vv1 := statedb.VersionedValue{Value: []byte("value1"), Version: version.NewHeight(1, 1)}
expectedValues[0] = &vv1
vv2 := statedb.VersionedValue{Value: []byte("value2"), Version: version.NewHeight(1, 2)}
expectedValues[1] = &vv2
vv3 := statedb.VersionedValue{Value: []byte("value3"), Version: version.NewHeight(1, 3)}
vv4 := statedb.VersionedValue{Value: []byte{}, Version: version.NewHeight(1, 4)}
batch.Put("ns1", "key1", vv1.Value, vv1.Version)
batch.Put("ns1", "key2", vv2.Value, vv2.Version)
batch.Put("ns2", "key3", vv3.Value, vv3.Version)
batch.Put("ns2", "key4", vv4.Value, vv4.Version)
savePoint := version.NewHeight(2, 5)
db.ApplyUpdates(batch, savePoint)
actualValues, _ := db.GetStateMultipleKeys("ns1", []string{"key1", "key2"})
assert.Equal(t, expectedValues, actualValues)
}
// TestBasicRW tests basic read-write
func TestBasicRW(t *testing.T, dbProvider statedb.VersionedDBProvider) {
db, err := dbProvider.GetDBHandle("testbasicrw", nil)
assert.NoError(t, err)
// Test that savepoint is nil for a new state db
sp, err := db.GetLatestSavePoint()
assert.NoError(t, err, "Error upon GetLatestSavePoint()")
assert.Nil(t, sp)
// Test retrieval of non-existent key - returns nil rather than error
// For more details see https://github.com/hyperledger-archives/fabric/issues/936.
val, err := db.GetState("ns", "key1")
assert.NoError(t, err, "Should receive nil rather than error upon reading non existent key")
assert.Nil(t, val)
batch := statedb.NewUpdateBatch()
vv1 := statedb.VersionedValue{Value: []byte("value1"), Version: version.NewHeight(1, 1)}
vv2 := statedb.VersionedValue{Value: []byte("value2"), Version: version.NewHeight(1, 2)}
vv3 := statedb.VersionedValue{Value: []byte("value3"), Version: version.NewHeight(1, 3)}
vv4 := statedb.VersionedValue{Value: []byte{}, Version: version.NewHeight(1, 4)}
vv5 := statedb.VersionedValue{Value: []byte("null"), Version: version.NewHeight(1, 5)}
batch.Put("ns1", "key1", vv1.Value, vv1.Version)
batch.Put("ns1", "key2", vv2.Value, vv2.Version)
batch.Put("ns2", "key3", vv3.Value, vv3.Version)
batch.Put("ns2", "key4", vv4.Value, vv4.Version)
batch.Put("ns2", "key5", vv5.Value, vv5.Version)
savePoint := version.NewHeight(2, 5)
db.ApplyUpdates(batch, savePoint)
vv, _ := db.GetState("ns1", "key1")
assert.Equal(t, &vv1, vv)
vv, _ = db.GetState("ns2", "key4")
assert.Equal(t, &vv4, vv)
vv, _ = db.GetState("ns2", "key5")
assert.Equal(t, &vv5, vv)
sp, err = db.GetLatestSavePoint()
assert.NoError(t, err)
assert.Equal(t, savePoint, sp)
}
// TestMultiDBBasicRW tests basic read-write on multiple dbs
func TestMultiDBBasicRW(t *testing.T, dbProvider statedb.VersionedDBProvider) {
db1, err := dbProvider.GetDBHandle("testmultidbbasicrw", nil)
assert.NoError(t, err)
db2, err := dbProvider.GetDBHandle("testmultidbbasicrw2", nil)
assert.NoError(t, err)
batch1 := statedb.NewUpdateBatch()
vv1 := statedb.VersionedValue{Value: []byte("value1_db1"), Version: version.NewHeight(1, 1)}
vv2 := statedb.VersionedValue{Value: []byte("value2_db1"), Version: version.NewHeight(1, 2)}
batch1.Put("ns1", "key1", vv1.Value, vv1.Version)
batch1.Put("ns1", "key2", vv2.Value, vv2.Version)
savePoint1 := version.NewHeight(1, 2)
db1.ApplyUpdates(batch1, savePoint1)
batch2 := statedb.NewUpdateBatch()
vv3 := statedb.VersionedValue{Value: []byte("value1_db2"), Version: version.NewHeight(1, 4)}
vv4 := statedb.VersionedValue{Value: []byte("value2_db2"), Version: version.NewHeight(1, 5)}
batch2.Put("ns1", "key1", vv3.Value, vv3.Version)
batch2.Put("ns1", "key2", vv4.Value, vv4.Version)
savePoint2 := version.NewHeight(1, 5)
db2.ApplyUpdates(batch2, savePoint2)
vv, _ := db1.GetState("ns1", "key1")
assert.Equal(t, &vv1, vv)
sp, err := db1.GetLatestSavePoint()
assert.NoError(t, err)
assert.Equal(t, savePoint1, sp)
vv, _ = db2.GetState("ns1", "key1")
assert.Equal(t, &vv3, vv)
sp, err = db2.GetLatestSavePoint()
assert.NoError(t, err)
assert.Equal(t, savePoint2, sp)
}
// TestDeletes tests deletes
func TestDeletes(t *testing.T, dbProvider statedb.VersionedDBProvider) {
db, err := dbProvider.GetDBHandle("testdeletes", nil)
assert.NoError(t, err)
batch := statedb.NewUpdateBatch()
vv1 := statedb.VersionedValue{Value: []byte("value1"), Version: version.NewHeight(1, 1)}
vv2 := statedb.VersionedValue{Value: []byte("value2"), Version: version.NewHeight(1, 2)}
vv3 := statedb.VersionedValue{Value: []byte("value1"), Version: version.NewHeight(1, 3)}
vv4 := statedb.VersionedValue{Value: []byte("value2"), Version: version.NewHeight(1, 4)}
batch.Put("ns", "key1", vv1.Value, vv1.Version)
batch.Put("ns", "key2", vv2.Value, vv2.Version)
batch.Put("ns", "key3", vv2.Value, vv3.Version)
batch.Put("ns", "key4", vv2.Value, vv4.Version)
batch.Delete("ns", "key3", version.NewHeight(1, 5))
savePoint := version.NewHeight(1, 5)
err = db.ApplyUpdates(batch, savePoint)
assert.NoError(t, err)
vv, _ := db.GetState("ns", "key2")
assert.Equal(t, &vv2, vv)
vv, err = db.GetState("ns", "key3")
assert.NoError(t, err)
assert.Nil(t, vv)
batch = statedb.NewUpdateBatch()
batch.Delete("ns", "key2", version.NewHeight(1, 6))
err = db.ApplyUpdates(batch, savePoint)
assert.NoError(t, err)
vv, err = db.GetState("ns", "key2")
assert.NoError(t, err)
assert.Nil(t, vv)
}
// TestIterator tests the iterator
func TestIterator(t *testing.T, dbProvider statedb.VersionedDBProvider) {
db, err := dbProvider.GetDBHandle("testiterator", nil)
assert.NoError(t, err)
db.Open()
defer db.Close()
batch := statedb.NewUpdateBatch()
batch.Put("ns1", "key1", []byte("value1"), version.NewHeight(1, 1))
batch.Put("ns1", "key2", []byte("value2"), version.NewHeight(1, 2))
batch.Put("ns1", "key3", []byte("value3"), version.NewHeight(1, 3))
batch.Put("ns1", "key4", []byte("value4"), version.NewHeight(1, 4))
batch.Put("ns2", "key5", []byte("value5"), version.NewHeight(1, 5))
batch.Put("ns2", "key6", []byte("value6"), version.NewHeight(1, 6))
batch.Put("ns3", "key7", []byte("value7"), version.NewHeight(1, 7))
savePoint := version.NewHeight(2, 5)
db.ApplyUpdates(batch, savePoint)
itr1, _ := db.GetStateRangeScanIterator("ns1", "key1", "")
testItr(t, itr1, []string{"key1", "key2", "key3", "key4"})
itr2, _ := db.GetStateRangeScanIterator("ns1", "key2", "key3")
testItr(t, itr2, []string{"key2"})
itr3, _ := db.GetStateRangeScanIterator("ns1", "", "")
testItr(t, itr3, []string{"key1", "key2", "key3", "key4"})
itr4, _ := db.GetStateRangeScanIterator("ns2", "", "")
testItr(t, itr4, []string{"key5", "key6"})
}
func testItr(t *testing.T, itr statedb.ResultsIterator, expectedKeys []string) {
defer itr.Close()
for _, expectedKey := range expectedKeys {
queryResult, _ := itr.Next()
vkv := queryResult.(*statedb.VersionedKV)
key := vkv.Key
assert.Equal(t, expectedKey, key)
}
_, err := itr.Next()
assert.NoError(t, err)
}
// TestQuery tests queries
func TestQuery(t *testing.T, dbProvider statedb.VersionedDBProvider) {
db, err := dbProvider.GetDBHandle("testquery", nil)
assert.NoError(t, err)
db.Open()
defer db.Close()
batch := statedb.NewUpdateBatch()
jsonValue1 := `{"asset_name": "marble1","color": "blue","size": 1,"owner": "tom"}`
batch.Put("ns1", "key1", []byte(jsonValue1), version.NewHeight(1, 1))
jsonValue2 := `{"asset_name": "marble2","color": "blue","size": 2,"owner": "jerry"}`
batch.Put("ns1", "key2", []byte(jsonValue2), version.NewHeight(1, 2))
jsonValue3 := `{"asset_name": "marble3","color": "blue","size": 3,"owner": "fred"}`
batch.Put("ns1", "key3", []byte(jsonValue3), version.NewHeight(1, 3))
jsonValue4 := `{"asset_name": "marble4","color": "blue","size": 4,"owner": "martha"}`
batch.Put("ns1", "key4", []byte(jsonValue4), version.NewHeight(1, 4))
jsonValue5 := `{"asset_name": "marble5","color": "blue","size": 5,"owner": "fred"}`
batch.Put("ns1", "key5", []byte(jsonValue5), version.NewHeight(1, 5))
jsonValue6 := `{"asset_name": "marble6","color": "blue","size": 6,"owner": "elaine"}`
batch.Put("ns1", "key6", []byte(jsonValue6), version.NewHeight(1, 6))
jsonValue7 := `{"asset_name": "marble7","color": "blue","size": 7,"owner": "fred"}`
batch.Put("ns1", "key7", []byte(jsonValue7), version.NewHeight(1, 7))
jsonValue8 := `{"asset_name": "marble8","color": "blue","size": 8,"owner": "elaine"}`
batch.Put("ns1", "key8", []byte(jsonValue8), version.NewHeight(1, 8))
jsonValue9 := `{"asset_name": "marble9","color": "green","size": 9,"owner": "fred"}`
batch.Put("ns1", "key9", []byte(jsonValue9), version.NewHeight(1, 9))
jsonValue10 := `{"asset_name": "marble10","color": "green","size": 10,"owner": "mary"}`
batch.Put("ns1", "key10", []byte(jsonValue10), version.NewHeight(1, 10))
jsonValue11 := `{"asset_name": "marble11","color": "cyan","size": 1000007,"owner": "joe"}`
batch.Put("ns1", "key11", []byte(jsonValue11), version.NewHeight(1, 11))
//add keys for a separate namespace
batch.Put("ns2", "key1", []byte(jsonValue1), version.NewHeight(1, 12))
batch.Put("ns2", "key2", []byte(jsonValue2), version.NewHeight(1, 13))
batch.Put("ns2", "key3", []byte(jsonValue3), version.NewHeight(1, 14))
batch.Put("ns2", "key4", []byte(jsonValue4), version.NewHeight(1, 15))
batch.Put("ns2", "key5", []byte(jsonValue5), version.NewHeight(1, 16))
batch.Put("ns2", "key6", []byte(jsonValue6), version.NewHeight(1, 17))
batch.Put("ns2", "key7", []byte(jsonValue7), version.NewHeight(1, 18))
batch.Put("ns2", "key8", []byte(jsonValue8), version.NewHeight(1, 19))
batch.Put("ns2", "key9", []byte(jsonValue9), version.NewHeight(1, 20))
batch.Put("ns2", "key10", []byte(jsonValue10), version.NewHeight(1, 21))
savePoint := version.NewHeight(2, 22)
db.ApplyUpdates(batch, savePoint)
// query for owner=jerry, use namespace "ns1"
itr, err := db.ExecuteQuery("ns1", `{"selector":{"owner":"jerry"}}`)
assert.NoError(t, err)
// verify one jerry result
queryResult1, err := itr.Next()
assert.NoError(t, err)
assert.NotNil(t, queryResult1)
versionedQueryRecord := queryResult1.(*statedb.VersionedKV)
stringRecord := string(versionedQueryRecord.Value)
bFoundRecord := strings.Contains(stringRecord, "jerry")
assert.True(t, bFoundRecord)
// verify no more results
queryResult2, err := itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult2)
// query for owner=jerry, use namespace "ns2"
itr, err = db.ExecuteQuery("ns2", `{"selector":{"owner":"jerry"}}`)
assert.NoError(t, err)
// verify one jerry result
queryResult1, err = itr.Next()
assert.NoError(t, err)
assert.NotNil(t, queryResult1)
versionedQueryRecord = queryResult1.(*statedb.VersionedKV)
stringRecord = string(versionedQueryRecord.Value)
bFoundRecord = strings.Contains(stringRecord, "jerry")
assert.True(t, bFoundRecord)
// verify no more results
queryResult2, err = itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult2)
// query for owner=jerry, use namespace "ns3"
itr, err = db.ExecuteQuery("ns3", `{"selector":{"owner":"jerry"}}`)
assert.NoError(t, err)
// verify results - should be no records
queryResult1, err = itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult1)
// query using bad query string
_, err = db.ExecuteQuery("ns1", "this is an invalid query string")
assert.Error(t, err, "Should have received an error for invalid query string")
// query returns 0 records
_, err = db.ExecuteQuery("ns1", `{"selector":{"owner":"not_a_valid_name"}}`)
assert.NoError(t, err)
// verify no results
queryResult3, err := itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult3)
// query with fields, namespace "ns1"
itr, err = db.ExecuteQuery("ns1", `{"selector":{"owner":"jerry"},"fields": ["owner", "asset_name", "color", "size"]}`)
assert.NoError(t, err)
// verify one jerry result
queryResult1, err = itr.Next()
assert.NoError(t, err)
assert.NotNil(t, queryResult1)
versionedQueryRecord = queryResult1.(*statedb.VersionedKV)
stringRecord = string(versionedQueryRecord.Value)
bFoundRecord = strings.Contains(stringRecord, "jerry")
assert.True(t, bFoundRecord)
// verify no more results
queryResult2, err = itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult2)
// query with fields, namespace "ns2"
itr, err = db.ExecuteQuery("ns2", `{"selector":{"owner":"jerry"},"fields": ["owner", "asset_name", "color", "size"]}`)
assert.NoError(t, err)
// verify one jerry result
queryResult1, err = itr.Next()
assert.NoError(t, err)
assert.NotNil(t, queryResult1)
versionedQueryRecord = queryResult1.(*statedb.VersionedKV)
stringRecord = string(versionedQueryRecord.Value)
bFoundRecord = strings.Contains(stringRecord, "jerry")
assert.True(t, bFoundRecord)
// verify no more results
queryResult2, err = itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult2)
// query with fields, namespace "ns3"
itr, err = db.ExecuteQuery("ns3", `{"selector":{"owner":"jerry"},"fields": ["owner", "asset_name", "color", "size"]}`)
assert.NoError(t, err)
// verify no results
queryResult1, err = itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult1)
// query with complex selector, namespace "ns1"
itr, err = db.ExecuteQuery("ns1", `{"selector":{"$and":[{"size":{"$gt": 5}},{"size":{"$lt":8}},{"$not":{"size":6}}]}}`)
assert.NoError(t, err)
// verify one fred result
queryResult1, err = itr.Next()
assert.NoError(t, err)
assert.NotNil(t, queryResult1)
versionedQueryRecord = queryResult1.(*statedb.VersionedKV)
stringRecord = string(versionedQueryRecord.Value)
bFoundRecord = strings.Contains(stringRecord, "fred")
assert.True(t, bFoundRecord)
// verify no more results
queryResult2, err = itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult2)
// query with complex selector, namespace "ns2"
itr, err = db.ExecuteQuery("ns2", `{"selector":{"$and":[{"size":{"$gt": 5}},{"size":{"$lt":8}},{"$not":{"size":6}}]}}`)
assert.NoError(t, err)
// verify one fred result
queryResult1, err = itr.Next()
assert.NoError(t, err)
assert.NotNil(t, queryResult1)
versionedQueryRecord = queryResult1.(*statedb.VersionedKV)
stringRecord = string(versionedQueryRecord.Value)
bFoundRecord = strings.Contains(stringRecord, "fred")
assert.True(t, bFoundRecord)
// verify no more results
queryResult2, err = itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult2)
// query with complex selector, namespace "ns3"
itr, err = db.ExecuteQuery("ns3", `{"selector":{"$and":[{"size":{"$gt": 5}},{"size":{"$lt":8}},{"$not":{"size":6}}]}}`)
assert.NoError(t, err)
// verify no more results
queryResult1, err = itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult1)
// query with embedded implicit "AND" and explicit "OR", namespace "ns1"
itr, err = db.ExecuteQuery("ns1", `{"selector":{"color":"green","$or":[{"owner":"fred"},{"owner":"mary"}]}}`)
assert.NoError(t, err)
// verify one green result
queryResult1, err = itr.Next()
assert.NoError(t, err)
assert.NotNil(t, queryResult1)
versionedQueryRecord = queryResult1.(*statedb.VersionedKV)
stringRecord = string(versionedQueryRecord.Value)
bFoundRecord = strings.Contains(stringRecord, "green")
assert.True(t, bFoundRecord)
// verify another green result
queryResult2, err = itr.Next()
assert.NoError(t, err)
assert.NotNil(t, queryResult2)
versionedQueryRecord = queryResult2.(*statedb.VersionedKV)
stringRecord = string(versionedQueryRecord.Value)
bFoundRecord = strings.Contains(stringRecord, "green")
assert.True(t, bFoundRecord)
// verify no more results
queryResult3, err = itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult3)
// query with embedded implicit "AND" and explicit "OR", namespace "ns2"
itr, err = db.ExecuteQuery("ns2", `{"selector":{"color":"green","$or":[{"owner":"fred"},{"owner":"mary"}]}}`)
assert.NoError(t, err)
// verify one green result
queryResult1, err = itr.Next()
assert.NoError(t, err)
assert.NotNil(t, queryResult1)
versionedQueryRecord = queryResult1.(*statedb.VersionedKV)
stringRecord = string(versionedQueryRecord.Value)
bFoundRecord = strings.Contains(stringRecord, "green")
assert.True(t, bFoundRecord)
// verify another green result
queryResult2, err = itr.Next()
assert.NoError(t, err)
assert.NotNil(t, queryResult2)
versionedQueryRecord = queryResult2.(*statedb.VersionedKV)
stringRecord = string(versionedQueryRecord.Value)
bFoundRecord = strings.Contains(stringRecord, "green")
assert.True(t, bFoundRecord)
// verify no more results
queryResult3, err = itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult3)
// query with embedded implicit "AND" and explicit "OR", namespace "ns3"
itr, err = db.ExecuteQuery("ns3", `{"selector":{"color":"green","$or":[{"owner":"fred"},{"owner":"mary"}]}}`)
assert.NoError(t, err)
// verify no results
queryResult1, err = itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult1)
// query with integer with digit-count equals 7 and response received is also received
// with same digit-count and there is no float transformation
itr, err = db.ExecuteQuery("ns1", `{"selector":{"$and":[{"size":{"$eq": 1000007}}]}}`)
assert.NoError(t, err)
// verify one jerry result
queryResult1, err = itr.Next()
assert.NoError(t, err)
assert.NotNil(t, queryResult1)
versionedQueryRecord = queryResult1.(*statedb.VersionedKV)
stringRecord = string(versionedQueryRecord.Value)
bFoundRecord = strings.Contains(stringRecord, "joe")
assert.True(t, bFoundRecord)
bFoundRecord = strings.Contains(stringRecord, "1000007")
assert.True(t, bFoundRecord)
// verify no more results
queryResult2, err = itr.Next()
assert.NoError(t, err)
assert.Nil(t, queryResult2)
}
// TestGetVersion tests retrieving the version by namespace and key
func TestGetVersion(t *testing.T, dbProvider statedb.VersionedDBProvider) {
db, err := dbProvider.GetDBHandle("testgetversion", nil)
assert.NoError(t, err)
batch := statedb.NewUpdateBatch()
vv1 := statedb.VersionedValue{Value: []byte("value1"), Version: version.NewHeight(1, 1)}
vv2 := statedb.VersionedValue{Value: []byte("value2"), Version: version.NewHeight(1, 2)}
vv3 := statedb.VersionedValue{Value: []byte("value1"), Version: version.NewHeight(1, 3)}
vv4 := statedb.VersionedValue{Value: []byte("value2"), Version: version.NewHeight(1, 4)}
batch.Put("ns", "key1", vv1.Value, vv1.Version)
batch.Put("ns", "key2", vv2.Value, vv2.Version)
batch.Put("ns", "key3", vv2.Value, vv3.Version)
batch.Put("ns", "key4", vv2.Value, vv4.Version)
savePoint := version.NewHeight(1, 5)
err = db.ApplyUpdates(batch, savePoint)
assert.NoError(t, err)
//check to see if the bulk optimizable interface is supported (couchdb)
if bulkdb, ok := db.(statedb.BulkOptimizable); ok {
//clear the cached versions, this will force a read when getVerion is called
bulkdb.ClearCachedVersions()
}
//retrieve a version by namespace and key
resp, err := db.GetVersion("ns", "key2")
assert.NoError(t, err)
assert.Equal(t, version.NewHeight(1, 2), resp)
//attempt to retrieve an non-existent namespace and key
resp, err = db.GetVersion("ns2", "key2")
assert.NoError(t, err)
assert.Nil(t, resp)
//check to see if the bulk optimizable interface is supported (couchdb)
if bulkdb, ok := db.(statedb.BulkOptimizable); ok {
//clear the cached versions, this will force a read when getVerion is called
bulkdb.ClearCachedVersions()
// initialize a key list
loadKeys := []*statedb.CompositeKey{}
//create a composite key and add to the key list
compositeKey := statedb.CompositeKey{Namespace: "ns", Key: "key3"}
loadKeys = append(loadKeys, &compositeKey)
//load the committed versions
bulkdb.LoadCommittedVersions(loadKeys)
//retrieve a version by namespace and key
resp, err := db.GetVersion("ns", "key3")
assert.NoError(t, err)
assert.Equal(t, version.NewHeight(1, 3), resp)
}
}
// TestSmallBatchSize tests multiple update batches
func TestSmallBatchSize(t *testing.T, dbProvider statedb.VersionedDBProvider) {
db, err := dbProvider.GetDBHandle("testsmallbatchsize", nil)
assert.NoError(t, err)
db.Open()
defer db.Close()
batch := statedb.NewUpdateBatch()
jsonValue1 := []byte(`{"asset_name": "marble1","color": "blue","size": 1,"owner": "tom"}`)
batch.Put("ns1", "key1", jsonValue1, version.NewHeight(1, 1))
jsonValue2 := []byte(`{"asset_name": "marble2","color": "blue","size": 2,"owner": "jerry"}`)
batch.Put("ns1", "key2", jsonValue2, version.NewHeight(1, 2))
jsonValue3 := []byte(`{"asset_name": "marble3","color": "blue","size": 3,"owner": "fred"}`)
batch.Put("ns1", "key3", jsonValue3, version.NewHeight(1, 3))
jsonValue4 := []byte(`{"asset_name": "marble4","color": "blue","size": 4,"owner": "martha"}`)
batch.Put("ns1", "key4", jsonValue4, version.NewHeight(1, 4))
jsonValue5 := []byte(`{"asset_name": "marble5","color": "blue","size": 5,"owner": "fred"}`)
batch.Put("ns1", "key5", jsonValue5, version.NewHeight(1, 5))
jsonValue6 := []byte(`{"asset_name": "marble6","color": "blue","size": 6,"owner": "elaine"}`)
batch.Put("ns1", "key6", jsonValue6, version.NewHeight(1, 6))
jsonValue7 := []byte(`{"asset_name": "marble7","color": "blue","size": 7,"owner": "fred"}`)
batch.Put("ns1", "key7", jsonValue7, version.NewHeight(1, 7))
jsonValue8 := []byte(`{"asset_name": "marble8","color": "blue","size": 8,"owner": "elaine"}`)
batch.Put("ns1", "key8", jsonValue8, version.NewHeight(1, 8))
jsonValue9 := []byte(`{"asset_name": "marble9","color": "green","size": 9,"owner": "fred"}`)
batch.Put("ns1", "key9", jsonValue9, version.NewHeight(1, 9))
jsonValue10 := []byte(`{"asset_name": "marble10","color": "green","size": 10,"owner": "mary"}`)
batch.Put("ns1", "key10", jsonValue10, version.NewHeight(1, 10))
jsonValue11 := []byte(`{"asset_name": "marble11","color": "cyan","size": 1000007,"owner": "joe"}`)
batch.Put("ns1", "key11", jsonValue11, version.NewHeight(1, 11))
savePoint := version.NewHeight(1, 12)
db.ApplyUpdates(batch, savePoint)
//Verify all marbles were added
vv, _ := db.GetState("ns1", "key1")
assert.JSONEq(t, string(jsonValue1), string(vv.Value))
vv, _ = db.GetState("ns1", "key2")
assert.JSONEq(t, string(jsonValue2), string(vv.Value))
vv, _ = db.GetState("ns1", "key3")
assert.JSONEq(t, string(jsonValue3), string(vv.Value))
vv, _ = db.GetState("ns1", "key4")
assert.JSONEq(t, string(jsonValue4), string(vv.Value))
vv, _ = db.GetState("ns1", "key5")
assert.JSONEq(t, string(jsonValue5), string(vv.Value))
vv, _ = db.GetState("ns1", "key6")
assert.JSONEq(t, string(jsonValue6), string(vv.Value))
vv, _ = db.GetState("ns1", "key7")
assert.JSONEq(t, string(jsonValue7), string(vv.Value))
vv, _ = db.GetState("ns1", "key8")
assert.JSONEq(t, string(jsonValue8), string(vv.Value))
vv, _ = db.GetState("ns1", "key9")
assert.JSONEq(t, string(jsonValue9), string(vv.Value))
vv, _ = db.GetState("ns1", "key10")
assert.JSONEq(t, string(jsonValue10), string(vv.Value))
vv, _ = db.GetState("ns1", "key11")
assert.JSONEq(t, string(jsonValue11), string(vv.Value))
}
// TestBatchWithIndividualRetry tests a single failure in a batch
func TestBatchWithIndividualRetry(t *testing.T, dbProvider statedb.VersionedDBProvider) {
db, err := dbProvider.GetDBHandle("testbatchretry", nil)
assert.NoError(t, err)
batch := statedb.NewUpdateBatch()
vv1 := statedb.VersionedValue{Value: []byte("value1"), Version: version.NewHeight(1, 1)}
vv2 := statedb.VersionedValue{Value: []byte("value2"), Version: version.NewHeight(1, 2)}
vv3 := statedb.VersionedValue{Value: []byte("value3"), Version: version.NewHeight(1, 3)}
vv4 := statedb.VersionedValue{Value: []byte("value4"), Version: version.NewHeight(1, 4)}
batch.Put("ns", "key1", vv1.Value, vv1.Version)
batch.Put("ns", "key2", vv2.Value, vv2.Version)
batch.Put("ns", "key3", vv3.Value, vv3.Version)
batch.Put("ns", "key4", vv4.Value, vv4.Version)
savePoint := version.NewHeight(1, 5)
err = db.ApplyUpdates(batch, savePoint)
assert.NoError(t, err)
// Clear the cache for the next batch, in place of simulation
if bulkdb, ok := db.(statedb.BulkOptimizable); ok {
//clear the cached versions, this will force a read when getVerion is called
bulkdb.ClearCachedVersions()
}
batch = statedb.NewUpdateBatch()
batch.Put("ns", "key1", vv1.Value, vv1.Version)
batch.Put("ns", "key2", vv2.Value, vv2.Version)
batch.Put("ns", "key3", vv3.Value, vv3.Version)
batch.Put("ns", "key4", vv4.Value, vv4.Version)
savePoint = version.NewHeight(1, 6)
err = db.ApplyUpdates(batch, savePoint)
assert.NoError(t, err)
// Update document key3
batch = statedb.NewUpdateBatch()
batch.Delete("ns", "key2", vv2.Version)
batch.Put("ns", "key3", vv3.Value, vv3.Version)
savePoint = version.NewHeight(1, 7)
err = db.ApplyUpdates(batch, savePoint)
assert.NoError(t, err)
// This should force a retry for couchdb revision conflict for both delete and update
// Retry logic should correct the update and prevent delete from throwing an error
batch = statedb.NewUpdateBatch()
batch.Delete("ns", "key2", vv2.Version)
batch.Put("ns", "key3", vv3.Value, vv3.Version)
savePoint = version.NewHeight(1, 8)
err = db.ApplyUpdates(batch, savePoint)
assert.NoError(t, err)
//Create a new set of values that use JSONs instead of binary
jsonValue5 := []byte(`{"asset_name": "marble5","color": "blue","size": 5,"owner": "fred"}`)
jsonValue6 := []byte(`{"asset_name": "marble6","color": "blue","size": 6,"owner": "elaine"}`)
jsonValue7 := []byte(`{"asset_name": "marble7","color": "blue","size": 7,"owner": "fred"}`)
jsonValue8 := []byte(`{"asset_name": "marble8","color": "blue","size": 8,"owner": "elaine"}`)
// Clear the cache for the next batch, in place of simulation
if bulkdb, ok := db.(statedb.BulkOptimizable); ok {
//clear the cached versions, this will force a read when getVersion is called
bulkdb.ClearCachedVersions()
}
batch = statedb.NewUpdateBatch()
batch.Put("ns1", "key5", jsonValue5, version.NewHeight(1, 9))
batch.Put("ns1", "key6", jsonValue6, version.NewHeight(1, 10))
batch.Put("ns1", "key7", jsonValue7, version.NewHeight(1, 11))
batch.Put("ns1", "key8", jsonValue8, version.NewHeight(1, 12))
savePoint = version.NewHeight(1, 6)
err = db.ApplyUpdates(batch, savePoint)
assert.NoError(t, err)
// Clear the cache for the next batch, in place of simulation
if bulkdb, ok := db.(statedb.BulkOptimizable); ok {
//clear the cached versions, this will force a read when getVersion is called
bulkdb.ClearCachedVersions()
}
//Send the batch through again to test updates
batch = statedb.NewUpdateBatch()
batch.Put("ns1", "key5", jsonValue5, version.NewHeight(1, 9))
batch.Put("ns1", "key6", jsonValue6, version.NewHeight(1, 10))
batch.Put("ns1", "key7", jsonValue7, version.NewHeight(1, 11))
batch.Put("ns1", "key8", jsonValue8, version.NewHeight(1, 12))
savePoint = version.NewHeight(1, 6)
err = db.ApplyUpdates(batch, savePoint)
assert.NoError(t, err)
// Update document key3
// this will cause an inconsistent cache entry for connection db2
batch = statedb.NewUpdateBatch()
batch.Delete("ns1", "key6", version.NewHeight(1, 13))
batch.Put("ns1", "key7", jsonValue7, version.NewHeight(1, 14))
savePoint = version.NewHeight(1, 15)
err = db.ApplyUpdates(batch, savePoint)
assert.NoError(t, err)
// This should force a retry for couchdb revision conflict for both delete and update
// Retry logic should correct the update and prevent delete from throwing an error
batch = statedb.NewUpdateBatch()
batch.Delete("ns1", "key6", version.NewHeight(1, 16))
batch.Put("ns1", "key7", jsonValue7, version.NewHeight(1, 17))
savePoint = version.NewHeight(1, 18)
err = db.ApplyUpdates(batch, savePoint)
assert.NoError(t, err)
}
// TestValueAndMetadataWrites tests statedb for value and metadata read-writes
func TestValueAndMetadataWrites(t *testing.T, dbProvider statedb.VersionedDBProvider) {
db, err := dbProvider.GetDBHandle("testvalueandmetadata", nil)
assert.NoError(t, err)
batch := statedb.NewUpdateBatch()
vv1 := statedb.VersionedValue{Value: []byte("value1"), Metadata: []byte("metadata1"), Version: version.NewHeight(1, 1)}
vv2 := statedb.VersionedValue{Value: []byte("value2"), Metadata: []byte("metadata2"), Version: version.NewHeight(1, 2)}
vv3 := statedb.VersionedValue{Value: []byte("value3"), Version: version.NewHeight(1, 3)}
vv4 := statedb.VersionedValue{Value: []byte{}, Metadata: []byte("metadata4"), Version: version.NewHeight(1, 4)}
batch.PutValAndMetadata("ns1", "key1", vv1.Value, vv1.Metadata, vv1.Version)
batch.PutValAndMetadata("ns1", "key2", vv2.Value, vv2.Metadata, vv2.Version)
batch.PutValAndMetadata("ns2", "key3", vv3.Value, vv3.Metadata, vv3.Version)
batch.PutValAndMetadata("ns2", "key4", vv4.Value, vv4.Metadata, vv4.Version)
db.ApplyUpdates(batch, version.NewHeight(2, 5))
vv, _ := db.GetState("ns1", "key1")
assert.Equal(t, &vv1, vv)
vv, _ = db.GetState("ns1", "key2")
assert.Equal(t, &vv2, vv)
vv, _ = db.GetState("ns2", "key3")
assert.Equal(t, &vv3, vv)
vv, _ = db.GetState("ns2", "key4")
assert.Equal(t, &vv4, vv)
}
// TestPaginatedRangeQuery tests range queries with pagination
func TestPaginatedRangeQuery(t *testing.T, dbProvider statedb.VersionedDBProvider) {
db, err := dbProvider.GetDBHandle("testpaginatedrangequery", nil)
assert.NoError(t, err)
db.Open()
defer db.Close()
batch := statedb.NewUpdateBatch()
jsonValue1 := `{"asset_name": "marble1","color": "blue","size": 1,"owner": "tom"}`
batch.Put("ns1", "key1", []byte(jsonValue1), version.NewHeight(1, 1))
jsonValue2 := `{"asset_name": "marble2","color": "red","size": 2,"owner": "jerry"}`
batch.Put("ns1", "key2", []byte(jsonValue2), version.NewHeight(1, 2))
jsonValue3 := `{"asset_name": "marble3","color": "red","size": 3,"owner": "fred"}`
batch.Put("ns1", "key3", []byte(jsonValue3), version.NewHeight(1, 3))
jsonValue4 := `{"asset_name": "marble4","color": "red","size": 4,"owner": "martha"}`
batch.Put("ns1", "key4", []byte(jsonValue4), version.NewHeight(1, 4))
jsonValue5 := `{"asset_name": "marble5","color": "blue","size": 5,"owner": "fred"}`
batch.Put("ns1", "key5", []byte(jsonValue5), version.NewHeight(1, 5))
jsonValue6 := `{"asset_name": "marble6","color": "red","size": 6,"owner": "elaine"}`
batch.Put("ns1", "key6", []byte(jsonValue6), version.NewHeight(1, 6))
jsonValue7 := `{"asset_name": "marble7","color": "blue","size": 7,"owner": "fred"}`
batch.Put("ns1", "key7", []byte(jsonValue7), version.NewHeight(1, 7))
jsonValue8 := `{"asset_name": "marble8","color": "red","size": 8,"owner": "elaine"}`
batch.Put("ns1", "key8", []byte(jsonValue8), version.NewHeight(1, 8))
jsonValue9 := `{"asset_name": "marble9","color": "green","size": 9,"owner": "fred"}`
batch.Put("ns1", "key9", []byte(jsonValue9), version.NewHeight(1, 9))
jsonValue10 := `{"asset_name": "marble10","color": "green","size": 10,"owner": "mary"}`
batch.Put("ns1", "key10", []byte(jsonValue10), version.NewHeight(1, 10))
jsonValue11 := `{"asset_name": "marble11","color": "cyan","size": 8,"owner": "joe"}`
batch.Put("ns1", "key11", []byte(jsonValue11), version.NewHeight(1, 11))
jsonValue12 := `{"asset_name": "marble12","color": "red","size": 4,"owner": "martha"}`
batch.Put("ns1", "key12", []byte(jsonValue12), version.NewHeight(1, 4))
jsonValue13 := `{"asset_name": "marble13","color": "red","size": 6,"owner": "james"}`
batch.Put("ns1", "key13", []byte(jsonValue13), version.NewHeight(1, 4))
jsonValue14 := `{"asset_name": "marble14","color": "red","size": 10,"owner": "fred"}`
batch.Put("ns1", "key14", []byte(jsonValue14), version.NewHeight(1, 4))
jsonValue15 := `{"asset_name": "marble15","color": "red","size": 8,"owner": "mary"}`
batch.Put("ns1", "key15", []byte(jsonValue15), version.NewHeight(1, 4))
jsonValue16 := `{"asset_name": "marble16","color": "red","size": 4,"owner": "robert"}`
batch.Put("ns1", "key16", []byte(jsonValue16), version.NewHeight(1, 4))
jsonValue17 := `{"asset_name": "marble17","color": "red","size": 2,"owner": "alan"}`
batch.Put("ns1", "key17", []byte(jsonValue17), version.NewHeight(1, 4))
jsonValue18 := `{"asset_name": "marble18","color": "red","size": 10,"owner": "elaine"}`
batch.Put("ns1", "key18", []byte(jsonValue18), version.NewHeight(1, 4))
jsonValue19 := `{"asset_name": "marble19","color": "red","size": 2,"owner": "alan"}`
batch.Put("ns1", "key19", []byte(jsonValue19), version.NewHeight(1, 4))
jsonValue20 := `{"asset_name": "marble20","color": "red","size": 10,"owner": "elaine"}`
batch.Put("ns1", "key20", []byte(jsonValue20), version.NewHeight(1, 4))
jsonValue21 := `{"asset_name": "marble21","color": "cyan","size": 1000007,"owner": "joe"}`
batch.Put("ns1", "key21", []byte(jsonValue21), version.NewHeight(1, 11))
jsonValue22 := `{"asset_name": "marble22","color": "red","size": 4,"owner": "martha"}`
batch.Put("ns1", "key22", []byte(jsonValue22), version.NewHeight(1, 4))
jsonValue23 := `{"asset_name": "marble23","color": "blue","size": 6,"owner": "james"}`
batch.Put("ns1", "key23", []byte(jsonValue23), version.NewHeight(1, 4))
jsonValue24 := `{"asset_name": "marble24","color": "red","size": 10,"owner": "fred"}`
batch.Put("ns1", "key24", []byte(jsonValue24), version.NewHeight(1, 4))
jsonValue25 := `{"asset_name": "marble25","color": "red","size": 8,"owner": "mary"}`
batch.Put("ns1", "key25", []byte(jsonValue25), version.NewHeight(1, 4))
jsonValue26 := `{"asset_name": "marble26","color": "red","size": 4,"owner": "robert"}`
batch.Put("ns1", "key26", []byte(jsonValue26), version.NewHeight(1, 4))
jsonValue27 := `{"asset_name": "marble27","color": "green","size": 2,"owner": "alan"}`
batch.Put("ns1", "key27", []byte(jsonValue27), version.NewHeight(1, 4))
jsonValue28 := `{"asset_name": "marble28","color": "red","size": 10,"owner": "elaine"}`
batch.Put("ns1", "key28", []byte(jsonValue28), version.NewHeight(1, 4))
jsonValue29 := `{"asset_name": "marble29","color": "red","size": 2,"owner": "alan"}`
batch.Put("ns1", "key29", []byte(jsonValue29), version.NewHeight(1, 4))
jsonValue30 := `{"asset_name": "marble30","color": "red","size": 10,"owner": "elaine"}`
batch.Put("ns1", "key30", []byte(jsonValue30), version.NewHeight(1, 4))
jsonValue31 := `{"asset_name": "marble31","color": "cyan","size": 1000007,"owner": "joe"}`
batch.Put("ns1", "key31", []byte(jsonValue31), version.NewHeight(1, 11))
jsonValue32 := `{"asset_name": "marble32","color": "red","size": 4,"owner": "martha"}`
batch.Put("ns1", "key32", []byte(jsonValue32), version.NewHeight(1, 4))
jsonValue33 := `{"asset_name": "marble33","color": "red","size": 6,"owner": "james"}`
batch.Put("ns1", "key33", []byte(jsonValue33), version.NewHeight(1, 4))
jsonValue34 := `{"asset_name": "marble34","color": "red","size": 10,"owner": "fred"}`
batch.Put("ns1", "key34", []byte(jsonValue34), version.NewHeight(1, 4))
jsonValue35 := `{"asset_name": "marble35","color": "red","size": 8,"owner": "mary"}`
batch.Put("ns1", "key35", []byte(jsonValue35), version.NewHeight(1, 4))
jsonValue36 := `{"asset_name": "marble36","color": "orange","size": 4,"owner": "robert"}`
batch.Put("ns1", "key36", []byte(jsonValue36), version.NewHeight(1, 4))
jsonValue37 := `{"asset_name": "marble37","color": "red","size": 2,"owner": "alan"}`
batch.Put("ns1", "key37", []byte(jsonValue37), version.NewHeight(1, 4))
jsonValue38 := `{"asset_name": "marble38","color": "yellow","size": 10,"owner": "elaine"}`
batch.Put("ns1", "key38", []byte(jsonValue38), version.NewHeight(1, 4))
jsonValue39 := `{"asset_name": "marble39","color": "red","size": 2,"owner": "alan"}`
batch.Put("ns1", "key39", []byte(jsonValue39), version.NewHeight(1, 4))
jsonValue40 := `{"asset_name": "marble40","color": "red","size": 10,"owner": "elaine"}`
batch.Put("ns1", "key40", []byte(jsonValue40), version.NewHeight(1, 4))
savePoint := version.NewHeight(2, 22)
db.ApplyUpdates(batch, savePoint)
//Test range query with no pagination
returnKeys := []string{}
_, err = executeRangeQuery(t, db, "ns1", "key1", "key15", int32(0), returnKeys)
assert.NoError(t, err)
//Test range query with large page size (single page return)
returnKeys = []string{"key1", "key10", "key11", "key12", "key13", "key14"}
_, err = executeRangeQuery(t, db, "ns1", "key1", "key15", int32(10), returnKeys)
assert.NoError(t, err)
//Test explicit pagination
//Test range query with multiple pages
returnKeys = []string{"key1", "key10"}
nextStartKey, err := executeRangeQuery(t, db, "ns1", "key1", "key22", int32(2), returnKeys)
assert.NoError(t, err)
// NextStartKey is now passed in as startKey, verify the pagesize is working
returnKeys = []string{"key11", "key12"}
_, err = executeRangeQuery(t, db, "ns1", nextStartKey, "key22", int32(2), returnKeys)
assert.NoError(t, err)
//Test implicit pagination
//Test range query with no pagesize and a small queryLimit
returnKeys = []string{}
_, err = executeRangeQuery(t, db, "ns1", "key1", "key15", int32(0), returnKeys)
assert.NoError(t, err)
//Test range query with pagesize greater than the queryLimit
returnKeys = []string{"key1", "key10", "key11", "key12"}
_, err = executeRangeQuery(t, db, "ns1", "key1", "key15", int32(4), returnKeys)
assert.NoError(t, err)
}
// TestRangeQuerySpecialCharacters tests range queries for keys with special characters and/or non-English characters
func TestRangeQuerySpecialCharacters(t *testing.T, dbProvider statedb.VersionedDBProvider) {
db, err := dbProvider.GetDBHandle("testrangequeryspecialcharacters", nil)
assert.NoError(t, err)
db.Open()
defer db.Close()
batch := statedb.NewUpdateBatch()
jsonValue1 := `{"asset_name": "marble1","color": "blue","size": 1,"owner": "tom"}`
batch.Put("ns1", "key1", []byte(jsonValue1), version.NewHeight(1, 1))
jsonValue2 := `{"asset_name": "marble2","color": "red","size": 2,"owner": "jerry"}`
batch.Put("ns1", "key2", []byte(jsonValue2), version.NewHeight(1, 1))
jsonValue3 := `{"asset_name": "marble3","color": "red","size": 2,"owner": "jerry"}`
batch.Put("ns1", "key1&%-", []byte(jsonValue3), version.NewHeight(1, 1))
jsonValue4 := `{"asset_name": "marble4","color": "red","size": 4,"owner": "martha"}`
batch.Put("ns1", "key1-a", []byte(jsonValue4), version.NewHeight(1, 4))
jsonValue5 := `{"asset_name": "marble5","color": "red","size": 2,"owner": "jerry"}`
batch.Put("ns1", "key1%=", []byte(jsonValue5), version.NewHeight(1, 2))
jsonValue6 := `{"asset_name": "marble6","color": "red","size": 3,"owner": "fred"}`
batch.Put("ns1", "key1español", []byte(jsonValue6), version.NewHeight(1, 3))
jsonValue7 := `{"asset_name": "marble7","color": "blue","size": 5,"owner": "fred"}`
batch.Put("ns1", "key1中文", []byte(jsonValue7), version.NewHeight(1, 5))
jsonValue8 := `{"asset_name": "marble8","color": "blue","size": 7,"owner": "fred"}`
batch.Put("ns1", "key1한국어", []byte(jsonValue8), version.NewHeight(1, 7))
jsonValue9 := `{"asset_name": "marble9","color": "blue","size": 5,"owner": "fred"}`
batch.Put("ns1", "中文key1", []byte(jsonValue9), version.NewHeight(1, 5))
jsonValue10 := `{"asset_name": "marble10","color": "green","size": 10,"owner": "mary"}`
batch.Put("ns1", "key10", []byte(jsonValue10), version.NewHeight(1, 10))
jsonValue11 := `{"asset_name": "marble11","color": "cyan","size": 8,"owner": "joe"}`
batch.Put("ns1", "key1z", []byte(jsonValue11), version.NewHeight(1, 11))
savePoint := version.NewHeight(2, 22)
db.ApplyUpdates(batch, savePoint)
//Test range query for the keys with special or non-English characters
returnKeys := []string{"key1", "key1%=", "key1&%-", "key1-a", "key10", "key1español", "key1z", "key1中文", "key1한국어"}
// returnKeys := []string{"key1", "key1%=", "key1&%-", "key1-a", "key10", "key1español", "key1z"}
_, err = executeRangeQuery(t, db, "ns1", "key1", "key2", int32(10), returnKeys)
assert.NoError(t, err)
}
func executeRangeQuery(t *testing.T, db statedb.VersionedDB, namespace, startKey, endKey string, pageSize int32, returnKeys []string) (string, error) {
var itr statedb.ResultsIterator
var err error
if pageSize == 0 {
itr, err = db.GetStateRangeScanIterator(namespace, startKey, endKey)
if err != nil {
return "", err
}
} else {
itr, err = db.GetStateRangeScanIteratorWithPagination(namespace, startKey, endKey, pageSize)
if err != nil {
return "", err
}
if pageSize > 0 {
TestItrWithoutClose(t, itr, returnKeys)
}
}
returnBookmark := ""
if pageSize > 0 {
if queryResultItr, ok := itr.(statedb.QueryResultsIterator); ok {
returnBookmark = queryResultItr.GetBookmarkAndClose()
}
}
return returnBookmark, nil
}
// TestItrWithoutClose verifies an iterator contains expected keys
func TestItrWithoutClose(t *testing.T, itr statedb.ResultsIterator, expectedKeys []string) {
for _, expectedKey := range expectedKeys {
queryResult, err := itr.Next()
assert.NoError(t, err, "An unexpected error was thrown during iterator Next()")
vkv := queryResult.(*statedb.VersionedKV)
key := vkv.Key
assert.Equal(t, expectedKey, key)
}
queryResult, err := itr.Next()
assert.NoError(t, err, "An unexpected error was thrown during iterator Next()")
assert.Nil(t, queryResult)
}
func TestApplyUpdatesWithNilHeight(t *testing.T, dbProvider statedb.VersionedDBProvider) {
db, err := dbProvider.GetDBHandle("test-apply-updates-with-nil-height", nil)
assert.NoError(t, err)
batch1 := statedb.NewUpdateBatch()
batch1.Put("ns", "key1", []byte("value1"), version.NewHeight(1, 4))
savePoint := version.NewHeight(1, 5)
assert.NoError(t, db.ApplyUpdates(batch1, savePoint))
batch2 := statedb.NewUpdateBatch()
batch2.Put("ns", "key1", []byte("value2"), version.NewHeight(1, 1))
assert.NoError(t, db.ApplyUpdates(batch2, nil))
ht, err := db.GetLatestSavePoint()
assert.NoError(t, err)
assert.Equal(t, savePoint, ht) // savepoint should still be what was set with batch1
// (because batch2 calls ApplyUpdates with savepoint as nil)
}
func TestFullScanIterator(
t *testing.T,
dbProvider statedb.VersionedDBProvider,
valueFormat byte,
dbValueDeserializer func(b []byte) (*statedb.VersionedValue, error)) {
db, err := dbProvider.GetDBHandle("test-full-scan-iterator", nil)
assert.NoError(t, err)
// generateSampleData returns a slice of KVs. The returned value contains five KVs for each of the namespaces
generateSampleData := func(namespaces ...string) []*statedb.VersionedKV {
sampleData := []*statedb.VersionedKV{}
for _, ns := range namespaces {
for i := 0; i < 5; i++ {
sampleKV := &statedb.VersionedKV{