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95 lines
2.1 KiB
95 lines
2.1 KiB
package ethvm
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import (
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"fmt"
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"io/ioutil"
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"log"
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"math/big"
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"testing"
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"github.com/ethereum/eth-go/ethlog"
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"github.com/ethereum/eth-go/ethstate"
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"github.com/ethereum/eth-go/ethutil"
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)
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type TestEnv struct {
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}
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func (self TestEnv) Origin() []byte { return nil }
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func (self TestEnv) BlockNumber() *big.Int { return nil }
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func (self TestEnv) BlockHash() []byte { return nil }
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func (self TestEnv) PrevHash() []byte { return nil }
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func (self TestEnv) Coinbase() []byte { return nil }
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func (self TestEnv) Time() int64 { return 0 }
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func (self TestEnv) Difficulty() *big.Int { return nil }
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func (self TestEnv) Value() *big.Int { return nil }
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func (self TestEnv) State() *ethstate.State { return nil }
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const mutcode = `
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var x = 0;
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for i := 0; i < 10; i++ {
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x = i
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}
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return x`
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func setup(level int, typ Type) (*Closure, VirtualMachine) {
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code, err := ethutil.Compile(mutcode, true)
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if err != nil {
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log.Fatal(err)
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}
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// Pipe output to /dev/null
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ethlog.AddLogSystem(ethlog.NewStdLogSystem(ioutil.Discard, log.LstdFlags, ethlog.LogLevel(level)))
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ethutil.ReadConfig(".ethtest", "/tmp/ethtest", "")
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stateObject := ethstate.NewStateObject([]byte{'j', 'e', 'f', 'f'})
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callerClosure := NewClosure(nil, stateObject, stateObject, code, big.NewInt(1000000), big.NewInt(0))
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return callerClosure, New(TestEnv{}, typ)
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}
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func TestDebugVm(t *testing.T) {
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closure, vm := setup(4, DebugVmTy)
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ret, _, e := closure.Call(vm, nil)
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if e != nil {
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fmt.Println("error", e)
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}
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if ret[len(ret)-1] != 9 {
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t.Errorf("Expected VM to return 1, got", ret, "instead.")
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}
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}
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func TestVm(t *testing.T) {
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closure, vm := setup(4, StandardVmTy)
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ret, _, e := closure.Call(vm, nil)
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if e != nil {
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fmt.Println("error", e)
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}
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if ret[len(ret)-1] != 9 {
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t.Errorf("Expected VM to return 1, got", ret, "instead.")
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}
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}
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func BenchmarkDebugVm(b *testing.B) {
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closure, vm := setup(3, DebugVmTy)
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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closure.Call(vm, nil)
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}
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}
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func BenchmarkVm(b *testing.B) {
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closure, vm := setup(3, StandardVmTy)
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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closure.Call(vm, nil)
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}
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}
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