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// Copyright (C) 2019-2021 Algorand, Inc.
// This file is part of go-algorand
//
// go-algorand is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// go-algorand is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with go-algorand. If not, see <https://www.gnu.org/licenses/>.
package basics
import (
"strings"
"testing"
"github.com/stretchr/testify/require"
"github.com/algorand/go-algorand/config"
"github.com/algorand/go-algorand/protocol"
"github.com/algorand/go-algorand/test/partitiontest"
)
func TestStateDeltaValid(t *testing.T) {
partitiontest.PartitionTest(t)
a := require.New(t)
// test pre-applications proto
protoPreF := config.Consensus[protocol.ConsensusV23]
a.False(protoPreF.Application)
sd := StateDelta{"key": ValueDelta{Action: SetBytesAction, Bytes: "val"}}
err := sd.Valid(&protoPreF)
a.Error(err)
a.Contains(err.Error(), "proto.MaxAppKeyLen is 0")
sd = StateDelta{"": ValueDelta{Action: SetUintAction, Uint: 1}}
err = sd.Valid(&protoPreF)
a.Error(err)
a.Contains(err.Error(), "proto.MaxAppKeyLen is 0")
sd = StateDelta{"": ValueDelta{Action: SetBytesAction, Bytes: ""}}
err = sd.Valid(&protoPreF)
a.Error(err)
a.Contains(err.Error(), "proto.MaxAppKeyLen is 0")
// test vFuture proto with applications
sd = StateDelta{"key": ValueDelta{Action: SetBytesAction, Bytes: "val"}}
protoF := config.Consensus[protocol.ConsensusFuture]
err = sd.Valid(&protoF)
a.NoError(err)
// vFuture: key too long, short value
tooLongKey := strings.Repeat("a", protoF.MaxAppKeyLen+1)
sd = StateDelta{tooLongKey: ValueDelta{Action: SetBytesAction, Bytes: "val"}}
err = sd.Valid(&protoF)
a.Error(err)
a.Contains(err.Error(), "key too long")
delete(sd, tooLongKey)
// vFuture: max size key, value too long: total size bigger than MaxAppSumKeyValueLens
longKey := tooLongKey[1:]
tooLongValue := strings.Repeat("b", protoF.MaxAppSumKeyValueLens-len(longKey)+1)
sd = StateDelta{longKey: ValueDelta{Action: SetBytesAction, Bytes: tooLongValue}}
err = sd.Valid(&protoF)
a.Error(err)
a.Contains(err.Error(), "key/value total too long for key")
sd[longKey] = ValueDelta{Action: SetBytesAction, Bytes: tooLongValue[1:]}
sd["intval"] = ValueDelta{Action: DeltaAction(10), Uint: 0}
err = sd.Valid(&protoF)
a.Error(err)
a.Contains(err.Error(), "unknown delta action")
sd["intval"] = ValueDelta{Action: SetUintAction, Uint: 0}
sd["delval"] = ValueDelta{Action: DeleteAction, Uint: 0, Bytes: tooLongValue}
err = sd.Valid(&protoF)
a.NoError(err)
}
func TestStateDeltaValidV24(t *testing.T) {
partitiontest.PartitionTest(t)
a := require.New(t)
// v24: short key, value too long: hits MaxAppBytesValueLen
protoV24 := config.Consensus[protocol.ConsensusV24]
shortKey := "k"
reallyLongValue := strings.Repeat("b", protoV24.MaxAppBytesValueLen+1)
sd := StateDelta{shortKey: ValueDelta{Action: SetBytesAction, Bytes: reallyLongValue}}
err := sd.Valid(&protoV24)
a.Error(err)
a.Contains(err.Error(), "value too long for key")
// v24: key too long, short value
tooLongKey := strings.Repeat("a", protoV24.MaxAppKeyLen+1)
sd = StateDelta{tooLongKey: ValueDelta{Action: SetBytesAction, Bytes: "val"}}
err = sd.Valid(&protoV24)
a.Error(err)
a.Contains(err.Error(), "key too long")
delete(sd, tooLongKey)
}
func TestStateDeltaEqual(t *testing.T) {
partitiontest.PartitionTest(t)
a := require.New(t)
var d1 StateDelta = nil
var d2 StateDelta = nil
a.True(d1.Equal(d2))
d2 = StateDelta{}
a.True(d1.Equal(d2))
d2 = StateDelta{"test": {Action: SetUintAction, Uint: 0}}
a.False(d1.Equal(d2))
d1 = StateDelta{}
d2 = StateDelta{}
a.True(d1.Equal(d2))
d2 = StateDelta{"test": {Action: SetUintAction, Uint: 0}}
a.False(d1.Equal(d2))
d1 = StateDelta{"test2": {Action: SetBytesAction, Uint: 0}}
a.False(d1.Equal(d2))
d1 = StateDelta{"test": {Action: SetUintAction, Uint: 0}}
d2 = StateDelta{"test": {Action: SetUintAction, Uint: 0}}
a.True(d1.Equal(d2))
d1 = StateDelta{"test": {Action: SetBytesAction, Bytes: "val"}}
d2 = StateDelta{"test": {Action: SetBytesAction, Bytes: "val"}}
a.True(d1.Equal(d2))
d2 = StateDelta{"test": {Action: SetBytesAction, Bytes: "val1"}}
a.False(d1.Equal(d2))
}
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