mirror of
https://github.com/nspcc-dev/neo-go.git
synced 2024-11-23 03:38:35 +00:00
643 lines
20 KiB
Go
643 lines
20 KiB
Go
package core
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import (
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"bytes"
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"encoding/json"
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"errors"
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"fmt"
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gio "io"
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"io/ioutil"
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"net/http"
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"net/url"
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"os"
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"path"
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"path/filepath"
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"strings"
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"sync"
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"testing"
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"time"
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"github.com/nspcc-dev/neo-go/pkg/config"
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"github.com/nspcc-dev/neo-go/pkg/config/netmode"
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"github.com/nspcc-dev/neo-go/pkg/core/interop/interopnames"
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"github.com/nspcc-dev/neo-go/pkg/core/native/noderoles"
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"github.com/nspcc-dev/neo-go/pkg/core/state"
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"github.com/nspcc-dev/neo-go/pkg/core/transaction"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/nspcc-dev/neo-go/pkg/io"
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"github.com/nspcc-dev/neo-go/pkg/services/oracle"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract/manifest"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract/nef"
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"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/nspcc-dev/neo-go/pkg/vm/emit"
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"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
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"github.com/nspcc-dev/neo-go/pkg/wallet"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"go.uber.org/zap/zaptest"
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)
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var (
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oracleModulePath = filepath.Join("..", "services", "oracle")
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oracleContractNEFPath = filepath.Join("test_data", "oracle_contract", "oracle.nef")
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oracleContractManifestPath = filepath.Join("test_data", "oracle_contract", "oracle.manifest.json")
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)
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// TestGenerateOracleContract generates helper contract that is able to call
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// native Oracle contract and has callback method. It uses test chain to define
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// Oracle and StdLib native hashes and saves generated NEF and manifest to ... folder.
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// Set `saveState` flag to true and run the test to rewrite NEF and manifest files.
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func TestGenerateOracleContract(t *testing.T) {
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const saveState = false
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bc := newTestChain(t)
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oracleHash := bc.contracts.Oracle.Hash
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stdHash := bc.contracts.Std.Hash
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w := io.NewBufBinWriter()
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emit.Int(w.BinWriter, 5)
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emit.Opcodes(w.BinWriter, opcode.PACK)
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emit.Int(w.BinWriter, int64(callflag.All))
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emit.String(w.BinWriter, "request")
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emit.Bytes(w.BinWriter, oracleHash.BytesBE())
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emit.Syscall(w.BinWriter, interopnames.SystemContractCall)
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emit.Opcodes(w.BinWriter, opcode.DROP)
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emit.Opcodes(w.BinWriter, opcode.RET)
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// `handle` method aborts if len(userData) == 2 and does NOT perform witness checks
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// for the sake of contract code simplicity (the contract is used in multiple testchains).
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offset := w.Len()
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emit.Opcodes(w.BinWriter, opcode.OVER)
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emit.Opcodes(w.BinWriter, opcode.SIZE)
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emit.Int(w.BinWriter, 2)
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emit.Instruction(w.BinWriter, opcode.JMPNE, []byte{3})
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emit.Opcodes(w.BinWriter, opcode.ABORT)
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emit.Int(w.BinWriter, 4) // url, userData, code, result
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emit.Opcodes(w.BinWriter, opcode.PACK)
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emit.Int(w.BinWriter, 1) // 1 byte (args count for `serialize`)
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emit.Opcodes(w.BinWriter, opcode.PACK) // 1 byte (pack args into array for `serialize`)
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emit.AppCallNoArgs(w.BinWriter, stdHash, "serialize", callflag.All) // 39 bytes
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emit.String(w.BinWriter, "lastOracleResponse")
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emit.Syscall(w.BinWriter, interopnames.SystemStorageGetContext)
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emit.Syscall(w.BinWriter, interopnames.SystemStoragePut)
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emit.Opcodes(w.BinWriter, opcode.RET)
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m := manifest.NewManifest("TestOracle")
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m.ABI.Methods = []manifest.Method{
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{
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Name: "requestURL",
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Offset: 0,
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Parameters: []manifest.Parameter{
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manifest.NewParameter("url", smartcontract.StringType),
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manifest.NewParameter("filter", smartcontract.StringType),
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manifest.NewParameter("callback", smartcontract.StringType),
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manifest.NewParameter("userData", smartcontract.AnyType),
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manifest.NewParameter("gasForResponse", smartcontract.IntegerType),
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},
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ReturnType: smartcontract.VoidType,
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},
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{
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Name: "handle",
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Offset: offset,
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Parameters: []manifest.Parameter{
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manifest.NewParameter("url", smartcontract.StringType),
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manifest.NewParameter("userData", smartcontract.AnyType),
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manifest.NewParameter("code", smartcontract.IntegerType),
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manifest.NewParameter("result", smartcontract.ByteArrayType),
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},
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ReturnType: smartcontract.VoidType,
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},
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}
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perm := manifest.NewPermission(manifest.PermissionHash, oracleHash)
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perm.Methods.Add("request")
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m.Permissions = append(m.Permissions, *perm)
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// Generate NEF file.
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script := w.Bytes()
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ne, err := nef.NewFile(script)
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require.NoError(t, err)
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// Write NEF file.
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bytes, err := ne.Bytes()
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require.NoError(t, err)
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if saveState {
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err = ioutil.WriteFile(oracleContractNEFPath, bytes, os.ModePerm)
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require.NoError(t, err)
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}
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// Write manifest file.
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mData, err := json.Marshal(m)
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require.NoError(t, err)
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if saveState {
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err = ioutil.WriteFile(oracleContractManifestPath, mData, os.ModePerm)
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require.NoError(t, err)
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}
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require.False(t, saveState)
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}
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// getOracleContractState reads pre-compiled oracle contract generated by
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// TestGenerateOracleContract and returns its state.
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func getOracleContractState(t *testing.T, sender util.Uint160, id int32) *state.Contract {
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errNotFound := errors.New("auto-generated oracle contract is not found, use TestGenerateOracleContract to regenerate")
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neBytes, err := ioutil.ReadFile(oracleContractNEFPath)
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require.NoError(t, err, fmt.Errorf("nef: %w", errNotFound))
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ne, err := nef.FileFromBytes(neBytes)
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require.NoError(t, err)
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mBytes, err := ioutil.ReadFile(oracleContractManifestPath)
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require.NoError(t, err, fmt.Errorf("manifest: %w", errNotFound))
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m := &manifest.Manifest{}
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err = json.Unmarshal(mBytes, m)
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require.NoError(t, err)
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return &state.Contract{
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ContractBase: state.ContractBase{
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NEF: ne,
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Hash: state.CreateContractHash(sender, ne.Checksum, m.Name),
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Manifest: *m,
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ID: id,
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},
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}
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}
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func putOracleRequest(t *testing.T, h util.Uint160, bc *Blockchain,
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url string, filter *string, cb string, userData []byte, gas int64) util.Uint256 {
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var filtItem interface{}
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if filter != nil {
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filtItem = *filter
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}
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res, err := invokeContractMethod(bc, gas+50_000_000+5_000_000, h, "requestURL",
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url, filtItem, cb, userData, gas)
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require.NoError(t, err)
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return res.Container
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}
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func getOracleConfig(t *testing.T, bc *Blockchain, w, pass string) oracle.Config {
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return oracle.Config{
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Log: zaptest.NewLogger(t),
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Network: netmode.UnitTestNet,
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MainCfg: config.OracleConfiguration{
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RefreshInterval: time.Second,
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AllowedContentTypes: []string{"application/json"},
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UnlockWallet: config.Wallet{
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Path: filepath.Join(oracleModulePath, w),
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Password: pass,
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},
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},
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Chain: bc,
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Client: newDefaultHTTPClient(),
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}
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}
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func getTestOracle(t *testing.T, bc *Blockchain, walletPath, pass string) (
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*wallet.Account,
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*oracle.Oracle,
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map[uint64]*responseWithSig,
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chan *transaction.Transaction) {
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m := make(map[uint64]*responseWithSig)
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ch := make(chan *transaction.Transaction, 5)
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orcCfg := getOracleConfig(t, bc, walletPath, pass)
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orcCfg.ResponseHandler = &saveToMapBroadcaster{m: m}
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orcCfg.OnTransaction = saveTxToChan(ch)
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orcCfg.URIValidator = func(u *url.URL) error {
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if strings.HasPrefix(u.Host, "private") {
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return errors.New("private network")
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}
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return nil
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}
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orc, err := oracle.NewOracle(orcCfg)
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require.NoError(t, err)
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w, err := wallet.NewWalletFromFile(path.Join(oracleModulePath, walletPath))
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require.NoError(t, err)
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require.NoError(t, w.Accounts[0].Decrypt(pass, w.Scrypt))
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return w.Accounts[0], orc, m, ch
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}
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// Compatibility test from C# code.
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// https://github.com/neo-project/neo-modules/blob/master/tests/Neo.Plugins.OracleService.Tests/UT_OracleService.cs#L61
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func TestCreateResponseTx(t *testing.T) {
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bc := newTestChain(t)
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require.Equal(t, int64(30), bc.GetBaseExecFee())
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require.Equal(t, int64(1000), bc.FeePerByte())
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acc, orc, _, _ := getTestOracle(t, bc, "./testdata/oracle1.json", "one")
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req := &state.OracleRequest{
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OriginalTxID: util.Uint256{},
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GasForResponse: 100000000,
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URL: "https://127.0.0.1/test",
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Filter: new(string),
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CallbackContract: util.Uint160{},
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CallbackMethod: "callback",
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UserData: []byte{},
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}
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resp := &transaction.OracleResponse{
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ID: 1,
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Code: transaction.Success,
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Result: []byte{0},
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}
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require.NoError(t, bc.contracts.Oracle.PutRequestInternal(1, req, bc.dao))
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orc.UpdateOracleNodes(keys.PublicKeys{acc.PrivateKey().PublicKey()})
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bc.SetOracle(orc)
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tx, err := orc.CreateResponseTx(int64(req.GasForResponse), 1, resp)
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require.NoError(t, err)
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assert.Equal(t, 166, tx.Size())
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assert.Equal(t, int64(2198650), tx.NetworkFee)
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assert.Equal(t, int64(97801350), tx.SystemFee)
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}
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func TestOracle_InvalidWallet(t *testing.T) {
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bc := newTestChain(t)
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_, err := oracle.NewOracle(getOracleConfig(t, bc, "./testdata/oracle1.json", "invalid"))
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require.Error(t, err)
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_, err = oracle.NewOracle(getOracleConfig(t, bc, "./testdata/oracle1.json", "one"))
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require.NoError(t, err)
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}
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func TestOracle(t *testing.T) {
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bc := newTestChain(t)
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oracleCtr := bc.contracts.Oracle
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acc1, orc1, m1, ch1 := getTestOracle(t, bc, "./testdata/oracle1.json", "one")
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acc2, orc2, m2, ch2 := getTestOracle(t, bc, "./testdata/oracle2.json", "two")
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oracleNodes := keys.PublicKeys{acc1.PrivateKey().PublicKey(), acc2.PrivateKey().PublicKey()}
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// Must be set in native contract for tx verification.
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bc.setNodesByRole(t, true, noderoles.Oracle, oracleNodes)
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orc1.UpdateOracleNodes(oracleNodes.Copy())
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orc2.UpdateOracleNodes(oracleNodes.Copy())
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orcNative := bc.contracts.Oracle
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md, ok := orcNative.GetMethod(manifest.MethodVerify, -1)
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require.True(t, ok)
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orc1.UpdateNativeContract(orcNative.NEF.Script, orcNative.GetOracleResponseScript(), orcNative.Hash, md.MD.Offset)
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orc2.UpdateNativeContract(orcNative.NEF.Script, orcNative.GetOracleResponseScript(), orcNative.Hash, md.MD.Offset)
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cs := getOracleContractState(t, util.Uint160{}, 42)
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require.NoError(t, bc.contracts.Management.PutContractState(bc.dao, cs))
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putOracleRequest(t, cs.Hash, bc, "https://get.1234", nil, "handle", []byte{}, 10_000_000)
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putOracleRequest(t, cs.Hash, bc, "https://get.1234", nil, "handle", []byte{}, 10_000_000)
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putOracleRequest(t, cs.Hash, bc, "https://get.timeout", nil, "handle", []byte{}, 10_000_000)
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putOracleRequest(t, cs.Hash, bc, "https://get.notfound", nil, "handle", []byte{}, 10_000_000)
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putOracleRequest(t, cs.Hash, bc, "https://get.forbidden", nil, "handle", []byte{}, 10_000_000)
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putOracleRequest(t, cs.Hash, bc, "https://private.url", nil, "handle", []byte{}, 10_000_000)
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putOracleRequest(t, cs.Hash, bc, "https://get.big", nil, "handle", []byte{}, 10_000_000)
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putOracleRequest(t, cs.Hash, bc, "https://get.maxallowed", nil, "handle", []byte{}, 10_000_000)
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putOracleRequest(t, cs.Hash, bc, "https://get.maxallowed", nil, "handle", []byte{}, 100_000_000)
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flt := "$.Values[1]"
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putOracleRequest(t, cs.Hash, bc, "https://get.filter", &flt, "handle", []byte{}, 10_000_000)
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putOracleRequest(t, cs.Hash, bc, "https://get.filterinv", &flt, "handle", []byte{}, 10_000_000)
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putOracleRequest(t, cs.Hash, bc, "https://get.invalidcontent", nil, "handle", []byte{}, 10_000_000)
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checkResp := func(t *testing.T, id uint64, resp *transaction.OracleResponse) *state.OracleRequest {
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req, err := oracleCtr.GetRequestInternal(bc.dao, id)
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require.NoError(t, err)
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reqs := map[uint64]*state.OracleRequest{id: req}
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orc1.ProcessRequestsInternal(reqs)
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require.NotNil(t, m1[id])
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require.Equal(t, resp, m1[id].resp)
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require.Empty(t, ch1)
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return req
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}
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// Checks if tx is ready and valid.
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checkEmitTx := func(t *testing.T, ch chan *transaction.Transaction) {
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require.Len(t, ch, 1)
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tx := <-ch
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// Response transaction has its hash being precalculated. Check that this hash
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// matches the actual one.
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cachedHash := tx.Hash()
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cp := transaction.Transaction{
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Version: tx.Version,
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Nonce: tx.Nonce,
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SystemFee: tx.SystemFee,
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NetworkFee: tx.NetworkFee,
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ValidUntilBlock: tx.ValidUntilBlock,
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Script: tx.Script,
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Attributes: tx.Attributes,
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Signers: tx.Signers,
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Scripts: tx.Scripts,
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Trimmed: tx.Trimmed,
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}
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actualHash := cp.Hash()
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require.Equal(t, actualHash, cachedHash, "transaction hash was changed during ")
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require.NoError(t, bc.verifyAndPoolTx(tx, bc.GetMemPool(), bc))
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}
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t.Run("NormalRequest", func(t *testing.T) {
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resp := &transaction.OracleResponse{
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ID: 0,
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Code: transaction.Success,
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Result: []byte{1, 2, 3, 4},
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}
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req := checkResp(t, 0, resp)
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reqs := map[uint64]*state.OracleRequest{0: req}
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orc2.ProcessRequestsInternal(reqs)
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require.Equal(t, resp, m2[0].resp)
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require.Empty(t, ch2)
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t.Run("InvalidSignature", func(t *testing.T) {
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orc1.AddResponse(acc2.PrivateKey().PublicKey(), m2[0].resp.ID, []byte{1, 2, 3})
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require.Empty(t, ch1)
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})
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orc1.AddResponse(acc2.PrivateKey().PublicKey(), m2[0].resp.ID, m2[0].txSig)
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checkEmitTx(t, ch1)
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t.Run("FirstOtherThenMe", func(t *testing.T) {
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const reqID = 1
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resp := &transaction.OracleResponse{
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ID: reqID,
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Code: transaction.Success,
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Result: []byte{1, 2, 3, 4},
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}
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req := checkResp(t, reqID, resp)
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orc2.AddResponse(acc1.PrivateKey().PublicKey(), reqID, m1[reqID].txSig)
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require.Empty(t, ch2)
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reqs := map[uint64]*state.OracleRequest{reqID: req}
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orc2.ProcessRequestsInternal(reqs)
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require.Equal(t, resp, m2[reqID].resp)
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checkEmitTx(t, ch2)
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})
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})
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t.Run("Invalid", func(t *testing.T) {
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t.Run("Timeout", func(t *testing.T) {
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checkResp(t, 2, &transaction.OracleResponse{
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ID: 2,
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Code: transaction.Timeout,
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})
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})
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t.Run("NotFound", func(t *testing.T) {
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checkResp(t, 3, &transaction.OracleResponse{
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ID: 3,
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Code: transaction.NotFound,
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})
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})
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t.Run("Forbidden", func(t *testing.T) {
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checkResp(t, 4, &transaction.OracleResponse{
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ID: 4,
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Code: transaction.Forbidden,
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})
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})
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t.Run("PrivateNetwork", func(t *testing.T) {
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checkResp(t, 5, &transaction.OracleResponse{
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ID: 5,
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Code: transaction.Forbidden,
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})
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})
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t.Run("Big", func(t *testing.T) {
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checkResp(t, 6, &transaction.OracleResponse{
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ID: 6,
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Code: transaction.ResponseTooLarge,
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})
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})
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t.Run("MaxAllowedSmallGAS", func(t *testing.T) {
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checkResp(t, 7, &transaction.OracleResponse{
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ID: 7,
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Code: transaction.InsufficientFunds,
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})
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})
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})
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t.Run("MaxAllowedEnoughGAS", func(t *testing.T) {
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checkResp(t, 8, &transaction.OracleResponse{
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ID: 8,
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Code: transaction.Success,
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Result: make([]byte, transaction.MaxOracleResultSize),
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})
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})
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t.Run("WithFilter", func(t *testing.T) {
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checkResp(t, 9, &transaction.OracleResponse{
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ID: 9,
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Code: transaction.Success,
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Result: []byte(`[2]`),
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})
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t.Run("invalid response", func(t *testing.T) {
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checkResp(t, 10, &transaction.OracleResponse{
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ID: 10,
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Code: transaction.Error,
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})
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})
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})
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t.Run("InvalidContentType", func(t *testing.T) {
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checkResp(t, 11, &transaction.OracleResponse{
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ID: 11,
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Code: transaction.ContentTypeNotSupported,
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|
})
|
|
})
|
|
}
|
|
|
|
func TestOracleFull(t *testing.T) {
|
|
bc := initTestChain(t, nil, nil)
|
|
acc, orc, _, _ := getTestOracle(t, bc, "./testdata/oracle2.json", "two")
|
|
mp := bc.GetMemPool()
|
|
orc.OnTransaction = func(tx *transaction.Transaction) error { return mp.Add(tx, bc) }
|
|
bc.SetOracle(orc)
|
|
|
|
cs := getOracleContractState(t, util.Uint160{}, 42)
|
|
require.NoError(t, bc.contracts.Management.PutContractState(bc.dao, cs))
|
|
|
|
go bc.Run()
|
|
orc.Start()
|
|
t.Cleanup(orc.Shutdown)
|
|
|
|
bc.setNodesByRole(t, true, noderoles.Oracle, keys.PublicKeys{acc.PrivateKey().PublicKey()})
|
|
putOracleRequest(t, cs.Hash, bc, "https://get.1234", new(string), "handle", []byte{}, 10_000_000)
|
|
|
|
require.Eventually(t, func() bool { return mp.Count() == 1 },
|
|
time.Second*3, time.Millisecond*200)
|
|
|
|
txes := mp.GetVerifiedTransactions()
|
|
require.Len(t, txes, 1)
|
|
require.True(t, txes[0].HasAttribute(transaction.OracleResponseT))
|
|
}
|
|
|
|
func TestNotYetRunningOracle(t *testing.T) {
|
|
bc := initTestChain(t, nil, nil)
|
|
acc, orc, _, _ := getTestOracle(t, bc, "./testdata/oracle2.json", "two")
|
|
mp := bc.GetMemPool()
|
|
orc.OnTransaction = func(tx *transaction.Transaction) error { return mp.Add(tx, bc) }
|
|
bc.SetOracle(orc)
|
|
|
|
cs := getOracleContractState(t, util.Uint160{}, 42)
|
|
require.NoError(t, bc.contracts.Management.PutContractState(bc.dao, cs))
|
|
|
|
go bc.Run()
|
|
bc.setNodesByRole(t, true, noderoles.Oracle, keys.PublicKeys{acc.PrivateKey().PublicKey()})
|
|
|
|
var req state.OracleRequest
|
|
var reqs = make(map[uint64]*state.OracleRequest)
|
|
for i := uint64(0); i < 3; i++ {
|
|
reqs[i] = &req
|
|
}
|
|
orc.AddRequests(reqs) // 0, 1, 2 added to pending.
|
|
|
|
var ids = []uint64{0, 1}
|
|
orc.RemoveRequests(ids) // 0, 1 removed from pending, 2 left.
|
|
|
|
reqs = make(map[uint64]*state.OracleRequest)
|
|
for i := uint64(3); i < 5; i++ {
|
|
reqs[i] = &req
|
|
}
|
|
orc.AddRequests(reqs) // 3, 4 added to pending -> 2, 3, 4 in pending.
|
|
|
|
ids = []uint64{3}
|
|
orc.RemoveRequests(ids) // 3 removed from pending -> 2, 4 in pending.
|
|
|
|
orc.Start()
|
|
t.Cleanup(orc.Shutdown)
|
|
|
|
require.Eventually(t, func() bool { return mp.Count() == 2 },
|
|
time.Second*3, time.Millisecond*200)
|
|
txes := mp.GetVerifiedTransactions()
|
|
require.Len(t, txes, 2)
|
|
var txids []uint64
|
|
for _, tx := range txes {
|
|
for _, attr := range tx.Attributes {
|
|
if attr.Type == transaction.OracleResponseT {
|
|
resp := attr.Value.(*transaction.OracleResponse)
|
|
txids = append(txids, resp.ID)
|
|
}
|
|
}
|
|
}
|
|
require.Len(t, txids, 2)
|
|
require.Contains(t, txids, uint64(2))
|
|
require.Contains(t, txids, uint64(4))
|
|
}
|
|
|
|
type saveToMapBroadcaster struct {
|
|
mtx sync.RWMutex
|
|
m map[uint64]*responseWithSig
|
|
}
|
|
|
|
func (b *saveToMapBroadcaster) SendResponse(_ *keys.PrivateKey, resp *transaction.OracleResponse, txSig []byte) {
|
|
b.mtx.Lock()
|
|
defer b.mtx.Unlock()
|
|
b.m[resp.ID] = &responseWithSig{
|
|
resp: resp,
|
|
txSig: txSig,
|
|
}
|
|
}
|
|
func (*saveToMapBroadcaster) Run() {}
|
|
func (*saveToMapBroadcaster) Shutdown() {}
|
|
|
|
type responseWithSig struct {
|
|
resp *transaction.OracleResponse
|
|
txSig []byte
|
|
}
|
|
|
|
func saveTxToChan(ch chan *transaction.Transaction) oracle.TxCallback {
|
|
return func(tx *transaction.Transaction) error {
|
|
ch <- tx
|
|
return nil
|
|
}
|
|
}
|
|
|
|
type (
|
|
// httpClient implements oracle.HTTPClient with
|
|
// mocked URL or responses.
|
|
httpClient struct {
|
|
responses map[string]testResponse
|
|
}
|
|
|
|
testResponse struct {
|
|
code int
|
|
ct string
|
|
body []byte
|
|
}
|
|
)
|
|
|
|
// Get implements oracle.HTTPClient interface.
|
|
func (c *httpClient) Do(req *http.Request) (*http.Response, error) {
|
|
resp, ok := c.responses[req.URL.String()]
|
|
if ok {
|
|
return &http.Response{
|
|
StatusCode: resp.code,
|
|
Header: http.Header{
|
|
"Content-Type": {resp.ct},
|
|
},
|
|
Body: newResponseBody(resp.body),
|
|
}, nil
|
|
}
|
|
return nil, errors.New("request failed")
|
|
}
|
|
|
|
func newDefaultHTTPClient() oracle.HTTPClient {
|
|
return &httpClient{
|
|
responses: map[string]testResponse{
|
|
"https://get.1234": {
|
|
code: http.StatusOK,
|
|
ct: "application/json",
|
|
body: []byte{1, 2, 3, 4},
|
|
},
|
|
"https://get.4321": {
|
|
code: http.StatusOK,
|
|
ct: "application/json",
|
|
body: []byte{4, 3, 2, 1},
|
|
},
|
|
"https://get.timeout": {
|
|
code: http.StatusRequestTimeout,
|
|
ct: "application/json",
|
|
body: []byte{},
|
|
},
|
|
"https://get.notfound": {
|
|
code: http.StatusNotFound,
|
|
ct: "application/json",
|
|
body: []byte{},
|
|
},
|
|
"https://get.forbidden": {
|
|
code: http.StatusForbidden,
|
|
ct: "application/json",
|
|
body: []byte{},
|
|
},
|
|
"https://private.url": {
|
|
code: http.StatusOK,
|
|
ct: "application/json",
|
|
body: []byte("passwords"),
|
|
},
|
|
"https://get.big": {
|
|
code: http.StatusOK,
|
|
ct: "application/json",
|
|
body: make([]byte, transaction.MaxOracleResultSize+1),
|
|
},
|
|
"https://get.maxallowed": {
|
|
code: http.StatusOK,
|
|
ct: "application/json",
|
|
body: make([]byte, transaction.MaxOracleResultSize),
|
|
},
|
|
"https://get.filter": {
|
|
code: http.StatusOK,
|
|
ct: "application/json",
|
|
body: []byte(`{"Values":["one", 2, 3],"Another":null}`),
|
|
},
|
|
"https://get.filterinv": {
|
|
code: http.StatusOK,
|
|
ct: "application/json",
|
|
body: []byte{0xFF},
|
|
},
|
|
"https://get.invalidcontent": {
|
|
code: http.StatusOK,
|
|
ct: "image/gif",
|
|
body: []byte{1, 2, 3},
|
|
},
|
|
},
|
|
}
|
|
}
|
|
|
|
func newResponseBody(resp []byte) gio.ReadCloser {
|
|
return ioutil.NopCloser(bytes.NewReader(resp))
|
|
}
|