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8.2 KiB

package dummy
import (
"bytes"
"io/ioutil"
"sort"
"testing"
"github.com/stretchr/testify/require"
"github.com/tendermint/iavl"
cmn "github.com/tendermint/tmlibs/common"
"github.com/tendermint/tmlibs/log"
abcicli "github.com/tendermint/abci/client"
"github.com/tendermint/abci/example/code"
abciserver "github.com/tendermint/abci/server"
"github.com/tendermint/abci/types"
)
func testDummy(t *testing.T, app types.Application, tx []byte, key, value string) {
ar := app.DeliverTx(tx)
require.False(t, ar.IsErr(), ar)
// repeating tx doesn't raise error
ar = app.DeliverTx(tx)
require.False(t, ar.IsErr(), ar)
// make sure query is fine
resQuery := app.Query(types.RequestQuery{
Path: "/store",
Data: []byte(key),
})
require.Equal(t, code.CodeTypeOK, resQuery.Code)
require.Equal(t, value, string(resQuery.Value))
// make sure proof is fine
resQuery = app.Query(types.RequestQuery{
Path: "/store",
Data: []byte(key),
Prove: true,
})
require.EqualValues(t, code.CodeTypeOK, resQuery.Code)
require.Equal(t, value, string(resQuery.Value))
proof, err := iavl.ReadKeyExistsProof(resQuery.Proof)
require.Nil(t, err)
err = proof.Verify([]byte(key), resQuery.Value, proof.RootHash)
require.Nil(t, err, "%+v", err) // NOTE: we have no way to verify the RootHash
}
func TestDummyKV(t *testing.T) {
dummy := NewDummyApplication()
key := "abc"
value := key
tx := []byte(key)
testDummy(t, dummy, tx, key, value)
value = "def"
tx = []byte(key + "=" + value)
testDummy(t, dummy, tx, key, value)
}
func TestPersistentDummyKV(t *testing.T) {
dir, err := ioutil.TempDir("/tmp", "abci-dummy-test") // TODO
if err != nil {
t.Fatal(err)
}
dummy := NewPersistentDummyApplication(dir)
key := "abc"
value := key
tx := []byte(key)
testDummy(t, dummy, tx, key, value)
value = "def"
tx = []byte(key + "=" + value)
testDummy(t, dummy, tx, key, value)
}
func TestPersistentDummyInfo(t *testing.T) {
dir, err := ioutil.TempDir("/tmp", "abci-dummy-test") // TODO
if err != nil {
t.Fatal(err)
}
dummy := NewPersistentDummyApplication(dir)
InitDummy(dummy)
height := int64(0)
resInfo := dummy.Info(types.RequestInfo{})
if resInfo.LastBlockHeight != height {
t.Fatalf("expected height of %d, got %d", height, resInfo.LastBlockHeight)
}
// make and apply block
height = int64(1)
hash := []byte("foo")
header := &types.Header{
Height: int64(height),
}
dummy.BeginBlock(types.RequestBeginBlock{hash, header, nil, nil})
dummy.EndBlock(types.RequestEndBlock{header.Height})
dummy.Commit()
resInfo = dummy.Info(types.RequestInfo{})
if resInfo.LastBlockHeight != height {
t.Fatalf("expected height of %d, got %d", height, resInfo.LastBlockHeight)
}
}
// add a validator, remove a validator, update a validator
func TestValUpdates(t *testing.T) {
dir, err := ioutil.TempDir("/tmp", "abci-dummy-test") // TODO
if err != nil {
t.Fatal(err)
}
dummy := NewPersistentDummyApplication(dir)
// init with some validators
total := 10
nInit := 5
vals := RandVals(total)
// iniitalize with the first nInit
dummy.InitChain(types.RequestInitChain{vals[:nInit]})
vals1, vals2 := vals[:nInit], dummy.Validators()
valsEqual(t, vals1, vals2)
var v1, v2, v3 *types.Validator
// add some validators
v1, v2 = vals[nInit], vals[nInit+1]
diff := []*types.Validator{v1, v2}
tx1 := MakeValSetChangeTx(v1.PubKey, v1.Power)
tx2 := MakeValSetChangeTx(v2.PubKey, v2.Power)
makeApplyBlock(t, dummy, 1, diff, tx1, tx2)
vals1, vals2 = vals[:nInit+2], dummy.Validators()
valsEqual(t, vals1, vals2)
// remove some validators
v1, v2, v3 = vals[nInit-2], vals[nInit-1], vals[nInit]
v1.Power = 0
v2.Power = 0
v3.Power = 0
diff = []*types.Validator{v1, v2, v3}
tx1 = MakeValSetChangeTx(v1.PubKey, v1.Power)
tx2 = MakeValSetChangeTx(v2.PubKey, v2.Power)
tx3 := MakeValSetChangeTx(v3.PubKey, v3.Power)
makeApplyBlock(t, dummy, 2, diff, tx1, tx2, tx3)
vals1 = append(vals[:nInit-2], vals[nInit+1])
vals2 = dummy.Validators()
valsEqual(t, vals1, vals2)
// update some validators
v1 = vals[0]
if v1.Power == 5 {
v1.Power = 6
} else {
v1.Power = 5
}
diff = []*types.Validator{v1}
tx1 = MakeValSetChangeTx(v1.PubKey, v1.Power)
makeApplyBlock(t, dummy, 3, diff, tx1)
vals1 = append([]*types.Validator{v1}, vals1[1:]...)
vals2 = dummy.Validators()
valsEqual(t, vals1, vals2)
}
func makeApplyBlock(t *testing.T, dummy types.Application, heightInt int, diff []*types.Validator, txs ...[]byte) {
// make and apply block
height := int64(heightInt)
hash := []byte("foo")
header := &types.Header{
Height: height,
}
dummy.BeginBlock(types.RequestBeginBlock{hash, header, nil, nil})
for _, tx := range txs {
if r := dummy.DeliverTx(tx); r.IsErr() {
t.Fatal(r)
}
}
resEndBlock := dummy.EndBlock(types.RequestEndBlock{header.Height})
dummy.Commit()
valsEqual(t, diff, resEndBlock.ValidatorUpdates)
}
// order doesn't matter
func valsEqual(t *testing.T, vals1, vals2 []*types.Validator) {
if len(vals1) != len(vals2) {
t.Fatalf("vals dont match in len. got %d, expected %d", len(vals2), len(vals1))
}
sort.Sort(types.Validators(vals1))
sort.Sort(types.Validators(vals2))
for i, v1 := range vals1 {
v2 := vals2[i]
if !bytes.Equal(v1.PubKey, v2.PubKey) ||
v1.Power != v2.Power {
t.Fatalf("vals dont match at index %d. got %X/%d , expected %X/%d", i, v2.PubKey, v2.Power, v1.PubKey, v1.Power)
}
}
}
func makeSocketClientServer(app types.Application, name string) (abcicli.Client, cmn.Service, error) {
// Start the listener
socket := cmn.Fmt("unix://%s.sock", name)
logger := log.TestingLogger()
server := abciserver.NewSocketServer(socket, app)
server.SetLogger(logger.With("module", "abci-server"))
if err := server.Start(); err != nil {
return nil, nil, err
}
// Connect to the socket
client := abcicli.NewSocketClient(socket, false)
client.SetLogger(logger.With("module", "abci-client"))
if err := client.Start(); err != nil {
server.Stop()
return nil, nil, err
}
return client, server, nil
}
func makeGRPCClientServer(app types.Application, name string) (abcicli.Client, cmn.Service, error) {
// Start the listener
socket := cmn.Fmt("unix://%s.sock", name)
logger := log.TestingLogger()
gapp := types.NewGRPCApplication(app)
server := abciserver.NewGRPCServer(socket, gapp)
server.SetLogger(logger.With("module", "abci-server"))
if err := server.Start(); err != nil {
return nil, nil, err
}
client := abcicli.NewGRPCClient(socket, true)
client.SetLogger(logger.With("module", "abci-client"))
if err := client.Start(); err != nil {
server.Stop()
return nil, nil, err
}
return client, server, nil
}
func TestClientServer(t *testing.T) {
// set up socket app
dummy := NewDummyApplication()
client, server, err := makeSocketClientServer(dummy, "dummy-socket")
require.Nil(t, err)
defer server.Stop()
defer client.Stop()
runClientTests(t, client)
// set up grpc app
dummy = NewDummyApplication()
gclient, gserver, err := makeGRPCClientServer(dummy, "dummy-grpc")
require.Nil(t, err)
defer gserver.Stop()
defer gclient.Stop()
runClientTests(t, gclient)
}
func runClientTests(t *testing.T, client abcicli.Client) {
// run some tests....
key := "abc"
value := key
tx := []byte(key)
testClient(t, client, tx, key, value)
value = "def"
tx = []byte(key + "=" + value)
testClient(t, client, tx, key, value)
}
func testClient(t *testing.T, app abcicli.Client, tx []byte, key, value string) {
ar, err := app.DeliverTxSync(tx)
require.NoError(t, err)
require.False(t, ar.IsErr(), ar)
// repeating tx doesn't raise error
ar, err = app.DeliverTxSync(tx)
require.NoError(t, err)
require.False(t, ar.IsErr(), ar)
// make sure query is fine
resQuery, err := app.QuerySync(types.RequestQuery{
Path: "/store",
Data: []byte(key),
})
require.Nil(t, err)
require.Equal(t, code.CodeTypeOK, resQuery.Code)
require.Equal(t, value, string(resQuery.Value))
// make sure proof is fine
resQuery, err = app.QuerySync(types.RequestQuery{
Path: "/store",
Data: []byte(key),
Prove: true,
})
require.Nil(t, err)
require.Equal(t, code.CodeTypeOK, resQuery.Code)
require.Equal(t, value, string(resQuery.Value))
proof, err := iavl.ReadKeyExistsProof(resQuery.Proof)
require.Nil(t, err)
err = proof.Verify([]byte(key), resQuery.Value, proof.RootHash)
require.Nil(t, err, "%+v", err) // NOTE: we have no way to verify the RootHash
}