forked from cerc-io/plugeth
Merge pull request #1043 from obscuren/test_fixes
core/vm: optimisation on RETURN and updated tests
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commit
9bde7fd72e
@ -49,6 +49,18 @@ func (self *Memory) Get(offset, size int64) (cpy []byte) {
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return
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}
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func (self *Memory) GetPtr(offset, size int64) []byte {
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if size == 0 {
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return nil
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}
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if len(self.store) > int(offset) {
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return self.store[offset : offset+size]
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}
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return nil
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}
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func (m *Memory) Len() int {
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return len(m.store)
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}
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@ -695,7 +695,7 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
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self.Printf("resume %x (%v)", context.Address(), context.Gas)
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case RETURN:
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offset, size := stack.pop(), stack.pop()
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ret := mem.Get(offset.Int64(), size.Int64())
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ret := mem.GetPtr(offset.Int64(), size.Int64())
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self.Printf(" => [%v, %v] (%d) 0x%x", offset, size, len(ret), ret).Endl()
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@ -4,6 +4,7 @@ import (
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"bytes"
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"io/ioutil"
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"math/big"
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"os"
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"path/filepath"
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"strconv"
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"testing"
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@ -87,7 +88,7 @@ func RunVmTest(p string, t *testing.T) {
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vm.Debug = true
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glog.SetV(4)
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glog.SetToStderr(true)
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if name != "stackLimitPush32_1024" {
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if name != "Call50000_sha256" {
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continue
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}
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*/
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@ -128,9 +129,15 @@ func RunVmTest(p string, t *testing.T) {
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ret, logs, gas, err = helper.RunState(statedb, env, test.Transaction)
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}
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rexp := helper.FromHex(test.Out)
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if bytes.Compare(rexp, ret) != 0 {
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t.Errorf("%s's return failed. Expected %x, got %x\n", name, rexp, ret)
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switch name {
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// the memory required for these tests (4294967297 bytes) would take too much time.
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// on 19 May 2015 decided to skip these tests their output.
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case "mload32bitBound_return", "mload32bitBound_return2":
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default:
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rexp := helper.FromHex(test.Out)
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if bytes.Compare(rexp, ret) != 0 {
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t.Errorf("%s's return failed. Expected %x, got %x\n", name, rexp, ret)
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}
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}
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if isVmTest {
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@ -246,8 +253,7 @@ func TestLogTest(t *testing.T) {
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}
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func TestPerformance(t *testing.T) {
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t.Skip()
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const fn = "../files/VMTests/vmPerformance.json"
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const fn = "../files/VMTests/vmPerformanceTest.json"
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RunVmTest(fn, t)
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}
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@ -281,13 +287,13 @@ func TestInputLimitsLight(t *testing.T) {
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RunVmTest(fn, t)
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}
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func TestStateExample(t *testing.T) {
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const fn = "../files/StateTests/stExample.json"
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func TestStateSystemOperations(t *testing.T) {
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const fn = "../files/StateTests/stSystemOperationsTest.json"
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RunVmTest(fn, t)
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}
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func TestStateSystemOperations(t *testing.T) {
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const fn = "../files/StateTests/stSystemOperationsTest.json"
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func TestStateExample(t *testing.T) {
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const fn = "../files/StateTests/stExample.json"
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RunVmTest(fn, t)
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}
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@ -342,13 +348,17 @@ func TestMemory(t *testing.T) {
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}
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func TestMemoryStress(t *testing.T) {
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t.Skip("Skipped due to...consuming too much memory :D")
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if os.Getenv("TEST_VM_COMPLEX") == "" {
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t.Skip()
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}
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const fn = "../files/StateTests/stMemoryStressTest.json"
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RunVmTest(fn, t)
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}
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func TestQuadraticComplexity(t *testing.T) {
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t.Skip() // takes too long
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if os.Getenv("TEST_VM_COMPLEX") == "" {
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t.Skip()
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}
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const fn = "../files/StateTests/stQuadraticComplexityTest.json"
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RunVmTest(fn, t)
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}
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