From 266d21209478bdb8c89e1ffb95d7f0de34635968 Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Wed, 15 Oct 2014 00:41:00 +0200
Subject: Working on test suite

---
 tests/vm/gh_test.go | 81 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 tests/vm/gh_test.go

(limited to 'tests/vm/gh_test.go')

diff --git a/tests/vm/gh_test.go b/tests/vm/gh_test.go
new file mode 100644
index 000000000..ac8d47fe6
--- /dev/null
+++ b/tests/vm/gh_test.go
@@ -0,0 +1,81 @@
+package ethvm
+
+import (
+	"bytes"
+	"log"
+	"testing"
+
+	"github.com/ethereum/eth-go/ethstate"
+	"github.com/ethereum/eth-go/ethutil"
+	"github.com/ethereum/eth-go/tests/helper"
+)
+
+type Account struct {
+	Balance string
+	Code    string
+	Nonce   string
+	Storage map[string]string
+}
+
+func StateObjectFromAccount(addr string, account Account) *ethstate.StateObject {
+	obj := ethstate.NewStateObject(ethutil.Hex2Bytes(addr))
+	obj.Balance = ethutil.Big(account.Balance)
+
+	if ethutil.IsHex(account.Code) {
+		account.Code = account.Code[2:]
+	}
+	obj.Code = ethutil.Hex2Bytes(account.Code)
+	obj.Nonce = ethutil.Big(account.Nonce).Uint64()
+
+	return obj
+}
+
+type VmTest struct {
+	Callcreates interface{}
+	Env         map[string]string
+	Exec        map[string]string
+	Gas         string
+	Out         string
+	Post        map[string]Account
+	Pre         map[string]Account
+}
+
+func TestRemote(t *testing.T) {
+	tests := make(map[string]VmTest)
+	err := helper.CreateTests("https://raw.githubusercontent.com/ethereum/tests/master/vmtests/vmSha3Test.json", &tests)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	for name, test := range tests {
+		state := ethstate.New(helper.NewTrie())
+		for addr, account := range test.Pre {
+			obj := StateObjectFromAccount(addr, account)
+			state.SetStateObject(obj)
+		}
+
+		ret, gas := helper.RunVm(state, test.Env, test.Exec)
+
+		rexp := helper.FromHex(test.Out)
+		if bytes.Compare(rexp, ret) != 0 {
+			t.Errorf("%s's return failed. Expected %x, got %x\n", name, rexp, ret)
+		}
+
+		gexp := ethutil.Big(test.Gas)
+		if gexp.Cmp(gas) != 0 {
+			t.Errorf("%s's gas failed. Expected %v, got %v\n", name, gexp, gas)
+		}
+
+		for addr, account := range test.Post {
+			obj := state.GetStateObject(helper.FromHex(addr))
+			for addr, value := range account.Storage {
+				v := obj.GetStorage(ethutil.BigD(helper.FromHex(addr))).Bytes()
+				vexp := helper.FromHex(value)
+
+				if bytes.Compare(v, vexp) != 0 {
+					t.Errorf("%s's : %s storage failed. Expected %x, get %x\n", name, addr, vexp, v)
+				}
+			}
+		}
+	}
+}
-- 
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