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// Copyright 2014 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
// Package tests implements execution of Ethereum JSON tests.
package tests
import (
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"os"
"path/filepath"
"github.com/ethereum/go-ethereum/core"
)
var (
baseDir = filepath.Join(".", "files")
blockTestDir = filepath.Join(baseDir, "BlockchainTests")
stateTestDir = filepath.Join(baseDir, "StateTests")
transactionTestDir = filepath.Join(baseDir, "TransactionTests")
vmTestDir = filepath.Join(baseDir, "VMTests")
BlockSkipTests = []string{
// These tests are not valid, as they are out of scope for RLP and
// the consensus protocol.
"BLOCK__RandomByteAtTheEnd",
"TRANSCT__RandomByteAtTheEnd",
"BLOCK__ZeroByteAtTheEnd",
"TRANSCT__ZeroByteAtTheEnd",
}
/* Go client does not support transaction (account) nonces above 2^64. This
technically breaks consensus but is regarded as "reasonable
engineering constraint" as accounts cannot easily reach such high
nonce values in practice
*/
TransSkipTests = []string{"TransactionWithHihghNonce256"}
StateSkipTests = []string{}
VmSkipTests = []string{}
)
func readJson(reader io.Reader, value interface{}) error {
data, err := ioutil.ReadAll(reader)
if err != nil {
return fmt.Errorf("Error reading JSON file", err.Error())
}
core.DisableBadBlockReporting = true
if err = json.Unmarshal(data, &value); err != nil {
if syntaxerr, ok := err.(*json.SyntaxError); ok {
line := findLine(data, syntaxerr.Offset)
return fmt.Errorf("JSON syntax error at line %v: %v", line, err)
}
return fmt.Errorf("JSON unmarshal error: %v", err)
}
return nil
}
func readJsonHttp(uri string, value interface{}) error {
resp, err := http.Get(uri)
if err != nil {
return err
}
defer resp.Body.Close()
err = readJson(resp.Body, value)
if err != nil {
return err
}
return nil
}
func readJsonFile(fn string, value interface{}) error {
file, err := os.Open(fn)
if err != nil {
return err
}
defer file.Close()
err = readJson(file, value)
if err != nil {
return fmt.Errorf("%s in file %s", err.Error(), fn)
}
return nil
}
// findLine returns the line number for the given offset into data.
func findLine(data []byte, offset int64) (line int) {
line = 1
for i, r := range string(data) {
if int64(i) >= offset {
return
}
if r == '\n' {
line++
}
}
return
}
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