frostfs-contract/tests/container_test.go
Alexander Chuprov 82e04b6c32
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[#102] nns: Support global domain
Signed-off-by: Alexander Chuprov <a.chuprov@yadro.com>
2024-08-16 16:38:54 +03:00

643 lines
21 KiB
Go

package tests
import (
"bytes"
"crypto/sha256"
"fmt"
"math/big"
"path"
"testing"
"git.frostfs.info/TrueCloudLab/frostfs-contract/common"
"git.frostfs.info/TrueCloudLab/frostfs-contract/container"
"git.frostfs.info/TrueCloudLab/frostfs-contract/nns"
"github.com/mr-tron/base58"
"github.com/nspcc-dev/neo-go/pkg/core/interop/storage"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/encoding/address"
"github.com/nspcc-dev/neo-go/pkg/neotest"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
"github.com/stretchr/testify/require"
)
const containerPath = "../container"
const (
containerFee = 0o_0100_0000
containerAliasFee = 0o_0050_0000
)
func deployContainerContract(t *testing.T, e *neotest.Executor, addrNetmap, addrBalance, addrNNS util.Uint160) util.Uint160 {
args := make([]any, 5)
args[0] = addrNetmap
args[1] = addrBalance
args[2] = util.Uint160{} // not needed for now
args[3] = addrNNS
args[4] = "frostfs"
c := neotest.CompileFile(t, e.CommitteeHash, containerPath, path.Join(containerPath, "config.yml"))
e.DeployContract(t, c, args)
return c.Hash
}
func newContainerInvoker(t *testing.T) (*neotest.ContractInvoker, *neotest.ContractInvoker, *neotest.ContractInvoker) {
e := newExecutor(t)
ctrNNS := neotest.CompileFile(t, e.CommitteeHash, nnsPath, path.Join(nnsPath, "config.yml"))
ctrNetmap := neotest.CompileFile(t, e.CommitteeHash, netmapPath, path.Join(netmapPath, "config.yml"))
ctrBalance := neotest.CompileFile(t, e.CommitteeHash, balancePath, path.Join(balancePath, "config.yml"))
ctrContainer := neotest.CompileFile(t, e.CommitteeHash, containerPath, path.Join(containerPath, "config.yml"))
e.DeployContract(t, ctrNNS, nil)
deployNetmapContract(t, e, ctrBalance.Hash, ctrContainer.Hash,
container.RegistrationFeeKey, int64(containerFee),
container.AliasFeeKey, int64(containerAliasFee))
deployBalanceContract(t, e, ctrNetmap.Hash, ctrContainer.Hash)
deployContainerContract(t, e, ctrNetmap.Hash, ctrBalance.Hash, ctrNNS.Hash)
return e.CommitteeInvoker(ctrContainer.Hash), e.CommitteeInvoker(ctrBalance.Hash), e.CommitteeInvoker(ctrNetmap.Hash)
}
func setContainerOwner(c []byte, acc neotest.Signer) {
copy(c[6:], signerToOwner(acc))
}
func signerToOwner(acc neotest.Signer) []byte {
owner, _ := base58.Decode(address.Uint160ToString(acc.ScriptHash()))
return owner
}
type testContainer struct {
id [32]byte
value, sig, pub, token []byte
}
func dummyContainer(owner neotest.Signer) testContainer {
value := randomBytes(100)
value[1] = 0 // zero offset
setContainerOwner(value, owner)
return testContainer{
id: sha256.Sum256(value),
value: value,
sig: randomBytes(64),
pub: randomBytes(33),
token: randomBytes(42),
}
}
func TestContainerCount(t *testing.T) {
c, cBal, _ := newContainerInvoker(t)
checkCount := func(t *testing.T, expected int64) {
s, err := c.TestInvoke(t, "count")
require.NoError(t, err)
bi := s.Pop().BigInt()
require.True(t, bi.IsInt64())
require.Equal(t, int64(expected), bi.Int64())
}
checkCount(t, 0)
acc1, cnt1 := addContainer(t, c, cBal)
checkCount(t, 1)
_, cnt2 := addContainer(t, c, cBal)
checkCount(t, 2)
// Same owner.
cnt3 := dummyContainer(acc1)
balanceMint(t, cBal, acc1, containerFee*1, []byte{})
c.Invoke(t, stackitem.Null{}, "put", cnt3.value, cnt3.sig, cnt3.pub, cnt3.token)
checkContainerList(t, c, [][]byte{cnt1.id[:], cnt2.id[:], cnt3.id[:]})
c.Invoke(t, stackitem.Null{}, "delete", cnt1.id[:], cnt1.sig, cnt1.pub, cnt1.token)
checkCount(t, 2)
checkContainerList(t, c, [][]byte{cnt2.id[:], cnt3.id[:]})
c.Invoke(t, stackitem.Null{}, "delete", cnt2.id[:], cnt2.sig, cnt2.pub, cnt2.token)
checkCount(t, 1)
checkContainerList(t, c, [][]byte{cnt3.id[:]})
c.Invoke(t, stackitem.Null{}, "delete", cnt3.id[:], cnt3.sig, cnt3.pub, cnt3.token)
checkCount(t, 0)
checkContainerList(t, c, [][]byte{})
}
func checkContainerList(t *testing.T, c *neotest.ContractInvoker, expected [][]byte) {
t.Run("check with `list`", func(t *testing.T) {
s, err := c.TestInvoke(t, "list", nil)
require.NoError(t, err)
require.Equal(t, 1, s.Len())
if len(expected) == 0 {
_, ok := s.Top().Item().(stackitem.Null)
require.True(t, ok)
return
}
arr, ok := s.Top().Value().([]stackitem.Item)
require.True(t, ok)
require.Equal(t, len(expected), len(arr))
actual := make([][]byte, 0, len(expected))
for i := range arr {
id, ok := arr[i].Value().([]byte)
require.True(t, ok)
actual = append(actual, id)
}
require.ElementsMatch(t, expected, actual)
})
t.Run("check with `containersOf`", func(t *testing.T) {
s, err := c.TestInvoke(t, "containersOf", nil)
require.NoError(t, err)
require.Equal(t, 1, s.Len())
iter, ok := s.Top().Value().(*storage.Iterator)
require.True(t, ok)
actual := make([][]byte, 0, len(expected))
for iter.Next() {
id, ok := iter.Value().Value().([]byte)
require.True(t, ok)
actual = append(actual, id)
}
require.ElementsMatch(t, expected, actual)
})
}
const (
// default SOA record field values
defaultRefresh = 3600 // 1 hour
defaultRetry = 600 // 10 min
defaultExpire = 3600 * 24 * 365 * 10 // 10 years
defaultTTL = 3600 // 1 hour
)
func TestContainerPut(t *testing.T) {
c, cBal, _ := newContainerInvoker(t)
acc := c.NewAccount(t)
cnt := dummyContainer(acc)
putArgs := []any{cnt.value, cnt.sig, cnt.pub, cnt.token}
c.InvokeFail(t, "insufficient balance to create container", "put", putArgs...)
balanceMint(t, cBal, acc, containerFee*1, []byte{})
cAcc := c.WithSigners(acc)
cAcc.InvokeFail(t, common.ErrAlphabetWitnessFailed, "put", putArgs...)
c.Invoke(t, stackitem.Null{}, "put", putArgs...)
t.Run("with nice names", func(t *testing.T) {
ctrNNS := neotest.CompileFile(t, c.CommitteeHash, nnsPath, path.Join(nnsPath, "config.yml"))
nnsHash := ctrNNS.Hash
balanceMint(t, cBal, acc, containerFee*1, []byte{})
putArgs := []any{cnt.value, cnt.sig, cnt.pub, cnt.token, "mycnt", ""}
t.Run("no fee for alias", func(t *testing.T) {
c.InvokeFail(t, "insufficient balance to create container", "putNamed", putArgs...)
})
balanceMint(t, cBal, acc, containerAliasFee*1, []byte{})
c.Invoke(t, stackitem.Null{}, "putNamed", putArgs...)
expected := stackitem.NewArray([]stackitem.Item{
stackitem.NewByteArray([]byte(base58.Encode(cnt.id[:]))),
})
cNNS := c.CommitteeInvoker(nnsHash)
cNNS.Invoke(t, expected, "resolve", "mycnt.frostfs", int64(nns.TXT))
t.Run("name is already taken", func(t *testing.T) {
c.InvokeFail(t, "name is already taken", "putNamed", putArgs...)
})
c.Invoke(t, stackitem.Null{}, "delete", cnt.id[:], cnt.sig, cnt.pub, cnt.token)
cNNS.Invoke(t, stackitem.Null{}, "resolve", "mycnt.frostfs", int64(nns.TXT))
t.Run("register in advance", func(t *testing.T) {
cnt.value[len(cnt.value)-1] = 10
cnt.id = sha256.Sum256(cnt.value)
cNNS.Invoke(t, true, "register",
"cdn", c.CommitteeHash,
"whateveriwant@world.com", int64(0), int64(0), int64(100_000), int64(0))
cNNS.Invoke(t, true, "register",
"domain.cdn", c.CommitteeHash,
"whateveriwant@world.com", int64(0), int64(0), int64(100_000), int64(0))
balanceMint(t, cBal, acc, (containerFee+containerAliasFee)*1, []byte{})
putArgs := []any{cnt.value, cnt.sig, cnt.pub, cnt.token, "domain", "cdn"}
c2 := c.WithSigners(c.Committee, acc)
c2.Invoke(t, stackitem.Null{}, "putNamed", putArgs...)
expected = stackitem.NewArray([]stackitem.Item{
stackitem.NewByteArray([]byte(base58.Encode(cnt.id[:]))),
})
cNNS.Invoke(t, expected, "resolve", "domain.cdn", int64(nns.TXT))
})
})
t.Run("create global domain", func(t *testing.T) {
ctrNNS := neotest.CompileFile(t, c.CommitteeHash, nnsPath, path.Join(nnsPath, "config.yml"))
nnsHash := ctrNNS.Hash
cNNS := c.CommitteeInvoker(nnsHash)
cNNS.Invoke(t, true, "register",
"animals", c.CommitteeHash,
"whateveriwant@world.com", int64(defaultRefresh), int64(defaultRetry), int64(defaultExpire), int64(defaultTTL))
cNNS.Invoke(t, true, "register",
"ns", c.CommitteeHash,
"whateveriwant@world.com", int64(defaultRefresh), int64(defaultRetry), int64(defaultExpire), int64(0))
cNNS.Invoke(t, true, "register",
"poland.ns", c.CommitteeHash,
"whateveriwant@world.com", int64(defaultRefresh), int64(defaultRetry), int64(defaultExpire), int64(0))
cNNS.Invoke(t, true, "register",
"sweden.ns", c.CommitteeHash,
"whateveriwant@world.com", int64(defaultRefresh), int64(defaultRetry), int64(defaultExpire), int64(defaultExpire))
cNNS.Invoke(t, stackitem.Null{}, "addRecord",
"poland.ns", int64(nns.TXT), nns.Cnametgt+"=animals")
cNNS.Invoke(t, stackitem.Null{}, "addRecord", "poland.ns", int64(nns.TXT), "random-record")
cNNS.Invoke(t, stackitem.Null{}, "addRecord", "poland.ns", int64(nns.TXT), "ne-qqq=random-record2")
cNNS.Invoke(t, stackitem.Null{}, "addRecord", "sweden.ns", int64(nns.TXT), nns.Cnametgt+"=animals")
balanceMint(t, cBal, acc, (containerFee+containerAliasFee)*5, []byte{})
cNNS.Invoke(t, true, "isAvailable", "bober.animals")
putArgs := []any{cnt.value, cnt.sig, cnt.pub, cnt.token, "bober", "poland.ns"}
c3 := c.WithSigners(c.Committee, acc)
c3.Invoke(t, stackitem.Null{}, "putNamed", putArgs...)
cNNS.Invoke(t, false, "isAvailable", "bober.animals")
putArgs = []any{cnt.value, cnt.sig, cnt.pub, cnt.token, "bober", "sweden.ns"}
c3.InvokeFail(t, "global domain is already taken", "putNamed", putArgs...)
cNNS.InvokeFail(t, "global domain is already taken", "isAvailable", "bober.poland.ns")
cnt2 := dummyContainer(acc)
cNNS.Invoke(t, true, "isAvailable", "uzik.poland.ns")
putArgs = []any{cnt2.value, cnt2.sig, cnt2.pub, cnt2.token, "uzik", "poland.ns"}
c3.Invoke(t, stackitem.Null{}, "putNamed", putArgs...)
c3.Invoke(t, stackitem.Null{}, "delete", cnt.id[:], cnt.sig, cnt.pub, cnt.token)
cNNS.Invoke(t, true, "isAvailable", "bober.animals")
cNNS.Invoke(t, false, "isAvailable", "bober.poland.ns")
cNNS.InvokeFail(t, "global domain is already taken", "isAvailable", "uzik.poland.ns")
cNNS.Invoke(t, false, "isAvailable", "uzik.animals")
records := stackitem.NewArray([]stackitem.Item{stackitem.NewBuffer([]byte("uzik.poland.ns")), stackitem.NewByteArray([]byte(base58.Encode(cnt2.id[:])))})
cNNS.Invoke(t, records, "resolve", "uzik.animals", int64(nns.TXT))
})
t.Run("gas costs are the same for all containers in block", func(t *testing.T) {
const (
containerPerBlock = 512
totalContainers = containerPerBlock + 1
totalPrice = containerFee + containerAliasFee
)
acc := c.NewAccount(t)
balanceMint(t, cBal, acc, totalPrice*totalContainers, []byte{})
cnt := dummyContainer(acc)
putArgs := []any{cnt.value, cnt.sig, cnt.pub, cnt.token, "precreated", ""}
c.Invoke(t, stackitem.Null{}, "putNamed", putArgs...)
txs := make([]*transaction.Transaction, 0, containerPerBlock)
for i := 0; i < containerPerBlock; i++ {
cnt := dummyContainer(acc)
name := fmt.Sprintf("name-%.5d", i)
tx := c.PrepareInvoke(t, "putNamed", cnt.value, cnt.sig, cnt.pub, cnt.token, name, "")
txs = append(txs, tx)
}
c.AddNewBlock(t, txs...)
for i := 0; i < containerPerBlock; i++ {
c.CheckHalt(t, txs[i].Hash(), stackitem.Make(stackitem.Null{}))
}
})
}
func addContainer(t *testing.T, c, cBal *neotest.ContractInvoker) (neotest.Signer, testContainer) {
acc := c.NewAccount(t)
cnt := dummyContainer(acc)
balanceMint(t, cBal, acc, containerFee*1, []byte{})
c.Invoke(t, stackitem.Null{}, "put", cnt.value, cnt.sig, cnt.pub, cnt.token)
return acc, cnt
}
func TestContainerDelete(t *testing.T) {
c, cBal, cNm := newContainerInvoker(t)
acc, cnt := addContainer(t, c, cBal)
cAcc := c.WithSigners(acc)
cAcc.InvokeFail(t, common.ErrAlphabetWitnessFailed, "delete",
cnt.id[:], cnt.sig, cnt.pub, cnt.token)
newDelInfo := func(acc neotest.Signer, epoch int64) *stackitem.Struct {
return stackitem.NewStruct([]stackitem.Item{
stackitem.NewBuffer([]byte(signerToOwner(acc))),
stackitem.NewBigInteger(big.NewInt(epoch)),
})
}
c.InvokeFail(t, container.NotFoundError, "deletionInfo", cnt.id[:])
c.Invoke(t, stackitem.Null{}, "delete", cnt.id[:], cnt.sig, cnt.pub, cnt.token)
c.Invoke(t, newDelInfo(acc, 0), "deletionInfo", cnt.id[:])
t.Run("multi-epoch", func(t *testing.T) {
cNm.Invoke(t, stackitem.Null{}, "newEpoch", 1)
t.Run("epoch tick does not change deletion info", func(t *testing.T) {
c.Invoke(t, stackitem.Null{}, "delete", cnt.id[:], cnt.sig, cnt.pub, cnt.token)
c.Invoke(t, newDelInfo(acc, 0), "deletionInfo", cnt.id[:])
})
acc1, cnt1 := addContainer(t, c, cBal)
c.Invoke(t, stackitem.Null{}, "delete", cnt1.id[:], cnt1.sig, cnt1.pub, cnt1.token)
c.Invoke(t, newDelInfo(acc, 0), "deletionInfo", cnt.id[:])
c.Invoke(t, newDelInfo(acc1, 1), "deletionInfo", cnt1.id[:])
})
t.Run("missing container", func(t *testing.T) {
id := cnt.id
id[0] ^= 0xFF
c.Invoke(t, stackitem.Null{}, "delete", cnt.id[:], cnt.sig, cnt.pub, cnt.token)
c.InvokeFail(t, container.NotFoundError, "deletionInfo", id[:])
})
t.Run("gas costs are the same for different epochs", func(t *testing.T) {
_, cnt2 := addContainer(t, c, cBal)
args := []any{cnt2.id[:], cnt2.sig, cnt2.pub, cnt2.token}
tx := c.PrepareInvoke(t, "delete", args...)
for _, e := range []int{126, 127, 128, 129, 65536} {
cNm.Invoke(t, stackitem.Null{}, "newEpoch", e)
// Sanity check.
s, err := cNm.TestInvoke(t, "epoch")
require.NoError(t, err)
require.Equal(t, big.NewInt(int64(e)), s.Top().BigInt())
tx2 := c.PrepareInvoke(t, "delete", args...)
require.Equal(t, tx.Size(), tx2.Size())
require.Equal(t, tx.SystemFee, tx2.SystemFee)
require.Equal(t, tx.NetworkFee, tx2.NetworkFee)
}
// Another sanity check: we want to test successful invocations,
// bad ones can trivially be equal.
c.Invoke(t, stackitem.Null{}, "delete", args...)
})
c.InvokeFail(t, container.NotFoundError, "get", cnt.id[:])
}
func TestContainerOwner(t *testing.T) {
c, cBal, _ := newContainerInvoker(t)
acc, cnt := addContainer(t, c, cBal)
t.Run("missing container", func(t *testing.T) {
id := cnt.id
id[0] ^= 0xFF
c.InvokeFail(t, container.NotFoundError, "owner", id[:])
})
owner := signerToOwner(acc)
c.Invoke(t, stackitem.NewBuffer(owner), "owner", cnt.id[:])
}
func TestContainerGet(t *testing.T) {
c, cBal, _ := newContainerInvoker(t)
_, cnt := addContainer(t, c, cBal)
t.Run("missing container", func(t *testing.T) {
id := cnt.id
id[0] ^= 0xFF
c.InvokeFail(t, container.NotFoundError, "get", id[:])
})
expected := stackitem.NewStruct([]stackitem.Item{
stackitem.NewByteArray(cnt.value),
stackitem.NewByteArray(cnt.sig),
stackitem.NewByteArray(cnt.pub),
stackitem.NewByteArray(cnt.token),
})
c.Invoke(t, expected, "get", cnt.id[:])
}
type eacl struct {
value []byte
sig []byte
pub []byte
token []byte
}
func dummyEACL(containerID [32]byte) eacl {
e := make([]byte, 50)
copy(e[6:], containerID[:])
return eacl{
value: e,
sig: randomBytes(64),
pub: randomBytes(33),
token: randomBytes(42),
}
}
func TestContainerSetEACL(t *testing.T) {
c, cBal, _ := newContainerInvoker(t)
acc, cnt := addContainer(t, c, cBal)
t.Run("missing container", func(t *testing.T) {
id := cnt.id
id[0] ^= 0xFF
e := dummyEACL(id)
c.InvokeFail(t, container.NotFoundError, "setEACL", e.value, e.sig, e.pub, e.token)
})
e := dummyEACL(cnt.id)
setArgs := []any{e.value, e.sig, e.pub, e.token}
cAcc := c.WithSigners(acc)
cAcc.InvokeFail(t, common.ErrAlphabetWitnessFailed, "setEACL", setArgs...)
c.Invoke(t, stackitem.Null{}, "setEACL", setArgs...)
expected := stackitem.NewStruct([]stackitem.Item{
stackitem.NewByteArray(e.value),
stackitem.NewByteArray(e.sig),
stackitem.NewByteArray(e.pub),
stackitem.NewByteArray(e.token),
})
c.Invoke(t, expected, "eACL", cnt.id[:])
}
func TestContainerSizeEstimation(t *testing.T) {
c, cBal, cNm := newContainerInvoker(t)
_, cnt := addContainer(t, c, cBal)
nodes := []testNodeInfo{
newStorageNode(t, c),
newStorageNode(t, c),
newStorageNode(t, c),
}
for i := range nodes {
cNm.WithSigners(nodes[i].signer).Invoke(t, stackitem.Null{}, "addPeer", nodes[i].raw)
cNm.Invoke(t, stackitem.Null{}, "addPeerIR", nodes[i].raw)
}
// putContainerSize retrieves storage nodes from the previous snapshot,
// so epoch must be incremented twice.
cNm.Invoke(t, stackitem.Null{}, "newEpoch", int64(1))
cNm.Invoke(t, stackitem.Null{}, "newEpoch", int64(2))
t.Run("must be witnessed by key in the argument", func(t *testing.T) {
c.WithSigners(nodes[1].signer).InvokeFail(t, common.ErrWitnessFailed, "putContainerSize",
int64(2), cnt.id[:], int64(123), nodes[0].pub)
})
c.WithSigners(nodes[0].signer).Invoke(t, stackitem.Null{}, "putContainerSize",
int64(2), cnt.id[:], int64(123), nodes[0].pub)
estimations := []estimation{{nodes[0].pub, 123}}
checkEstimations(t, c, 2, cnt, estimations...)
c.WithSigners(nodes[1].signer).Invoke(t, stackitem.Null{}, "putContainerSize",
int64(2), cnt.id[:], int64(42), nodes[1].pub)
estimations = append(estimations, estimation{nodes[1].pub, int64(42)})
checkEstimations(t, c, 2, cnt, estimations...)
t.Run("add estimation for a different epoch", func(t *testing.T) {
c.WithSigners(nodes[2].signer).Invoke(t, stackitem.Null{}, "putContainerSize",
int64(1), cnt.id[:], int64(777), nodes[2].pub)
checkEstimations(t, c, 1, cnt, estimation{nodes[2].pub, 777})
checkEstimations(t, c, 2, cnt, estimations...)
})
c.WithSigners(nodes[2].signer).Invoke(t, stackitem.Null{}, "putContainerSize",
int64(3), cnt.id[:], int64(888), nodes[2].pub)
checkEstimations(t, c, 3, cnt, estimation{nodes[2].pub, 888})
// Remove old estimations.
for i := int64(1); i <= container.CleanupDelta; i++ {
cNm.Invoke(t, stackitem.Null{}, "newEpoch", 2+i)
checkEstimations(t, c, 2, cnt, estimations...)
checkEstimations(t, c, 3, cnt, estimation{nodes[2].pub, 888})
}
epoch := int64(2 + container.CleanupDelta + 1)
cNm.Invoke(t, stackitem.Null{}, "newEpoch", epoch)
checkEstimations(t, c, 2, cnt, estimations...) // not yet removed
checkEstimations(t, c, 3, cnt, estimation{nodes[2].pub, 888})
c.WithSigners(nodes[1].signer).Invoke(t, stackitem.Null{}, "putContainerSize",
epoch, cnt.id[:], int64(999), nodes[1].pub)
checkEstimations(t, c, 2, cnt, estimations[:1]...)
checkEstimations(t, c, epoch, cnt, estimation{nodes[1].pub, int64(999)})
// Estimation from node 0 should be cleaned during epoch tick.
for i := int64(1); i <= container.TotalCleanupDelta-container.CleanupDelta; i++ {
cNm.Invoke(t, stackitem.Null{}, "newEpoch", epoch+i)
}
checkEstimations(t, c, 2, cnt)
checkEstimations(t, c, epoch, cnt, estimation{nodes[1].pub, int64(999)})
}
type estimation struct {
from []byte
size int64
}
func checkEstimations(t *testing.T, c *neotest.ContractInvoker, epoch int64, cnt testContainer, estimations ...estimation) {
// Check that listed estimations match expected
listEstimations := getListEstimations(t, c, epoch, cnt)
requireEstimationsMatch(t, estimations, listEstimations)
// Check that iterated estimations match expected
iterEstimations := getIterEstimations(t, c, epoch)
requireEstimationsMatch(t, estimations, iterEstimations)
}
func getListEstimations(t *testing.T, c *neotest.ContractInvoker, epoch int64, cnt testContainer) []estimation {
s, err := c.TestInvoke(t, "listContainerSizes", epoch)
require.NoError(t, err)
var id []byte
// When there are no estimations, listContainerSizes can also return nothing.
item := s.Top().Item()
switch it := item.(type) {
case stackitem.Null:
require.Equal(t, stackitem.Null{}, it)
return make([]estimation, 0)
case *stackitem.Array:
id, err = it.Value().([]stackitem.Item)[0].TryBytes()
require.NoError(t, err)
default:
require.FailNow(t, "invalid return type for listContainerSizes")
}
s, err = c.TestInvoke(t, "getContainerSize", id)
require.NoError(t, err)
// Here and below we assume that all estimations in the contract are related to our container
sizes := s.Top().Array()
require.Equal(t, cnt.id[:], sizes[0].Value())
return convertStackToEstimations(sizes[1].Value().([]stackitem.Item))
}
func getIterEstimations(t *testing.T, c *neotest.ContractInvoker, epoch int64) []estimation {
iterStack, err := c.TestInvoke(t, "iterateContainerSizes", epoch)
require.NoError(t, err)
iter := iterStack.Pop().Value().(*storage.Iterator)
// Iterator contains pairs: key + estimation (as stack item), we extract estimations only
pairs := iteratorToArray(iter)
estimationItems := make([]stackitem.Item, len(pairs))
for i, pair := range pairs {
pairItems := pair.Value().([]stackitem.Item)
estimationItems[i] = pairItems[1]
}
return convertStackToEstimations(estimationItems)
}
func convertStackToEstimations(stackItems []stackitem.Item) []estimation {
estimations := make([]estimation, 0, len(stackItems))
for _, item := range stackItems {
value := item.Value().([]stackitem.Item)
from := value[0].Value().([]byte)
size := value[1].Value().(*big.Int)
estimation := estimation{from: from, size: size.Int64()}
estimations = append(estimations, estimation)
}
return estimations
}
func requireEstimationsMatch(t *testing.T, expected []estimation, actual []estimation) {
require.Equal(t, len(expected), len(actual))
for _, e := range expected {
found := false
for _, a := range actual {
if found = bytes.Equal(e.from, a.from); found {
require.Equal(t, e.size, a.size)
break
}
}
require.True(t, found, "expected estimation from %x to be present", e.from)
}
}