diff options
Diffstat (limited to 'internal/ethapi/tracer_test.go')
| -rw-r--r-- | internal/ethapi/tracer_test.go | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/internal/ethapi/tracer_test.go b/internal/ethapi/tracer_test.go deleted file mode 100644 index 0ef450ce3..000000000 --- a/internal/ethapi/tracer_test.go +++ /dev/null @@ -1,147 +0,0 @@ -// Copyright 2016 The go-ethereum Authors -// This file is part of the go-ethereum library. -// -// The go-ethereum library 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. -// -// The go-ethereum library 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 the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. - -package ethapi - -import ( - "errors" - "math/big" - "reflect" - "testing" - "time" - - "github.com/ethereum/go-ethereum/common" - "github.com/ethereum/go-ethereum/core/vm" - "github.com/ethereum/go-ethereum/params" -) - -type account struct{} - -func (account) SubBalance(amount *big.Int) {} -func (account) AddBalance(amount *big.Int) {} -func (account) SetAddress(common.Address) {} -func (account) Value() *big.Int { return nil } -func (account) SetBalance(*big.Int) {} -func (account) SetNonce(uint64) {} -func (account) Balance() *big.Int { return nil } -func (account) Address() common.Address { return common.Address{} } -func (account) ReturnGas(*big.Int) {} -func (account) SetCode(common.Hash, []byte) {} -func (account) ForEachStorage(cb func(key, value common.Hash) bool) {} - -func runTrace(tracer *JavascriptTracer) (interface{}, error) { - env := vm.NewEVM(vm.Context{}, nil, params.TestChainConfig, vm.Config{Debug: true, Tracer: tracer}) - - contract := vm.NewContract(account{}, account{}, big.NewInt(0), 10000) - contract.Code = []byte{byte(vm.PUSH1), 0x1, byte(vm.PUSH1), 0x1, 0x0} - - _, err := env.Interpreter().Run(contract, []byte{}) - if err != nil { - return nil, err - } - - return tracer.GetResult() -} - -func TestTracing(t *testing.T) { - tracer, err := NewJavascriptTracer("{count: 0, step: function() { this.count += 1; }, result: function() { return this.count; }}") - if err != nil { - t.Fatal(err) - } - - ret, err := runTrace(tracer) - if err != nil { - t.Fatal(err) - } - - value, ok := ret.(float64) - if !ok { - t.Errorf("Expected return value to be float64, was %T", ret) - } - if value != 3 { - t.Errorf("Expected return value to be 3, got %v", value) - } -} - -func TestStack(t *testing.T) { - tracer, err := NewJavascriptTracer("{depths: [], step: function(log) { this.depths.push(log.stack.length()); }, result: function() { return this.depths; }}") - if err != nil { - t.Fatal(err) - } - - ret, err := runTrace(tracer) - if err != nil { - t.Fatal(err) - } - - expected := []int{0, 1, 2} - if !reflect.DeepEqual(ret, expected) { - t.Errorf("Expected return value to be %#v, got %#v", expected, ret) - } -} - -func TestOpcodes(t *testing.T) { - tracer, err := NewJavascriptTracer("{opcodes: [], step: function(log) { this.opcodes.push(log.op.toString()); }, result: function() { return this.opcodes; }}") - if err != nil { - t.Fatal(err) - } - - ret, err := runTrace(tracer) - if err != nil { - t.Fatal(err) - } - - expected := []string{"PUSH1", "PUSH1", "STOP"} - if !reflect.DeepEqual(ret, expected) { - t.Errorf("Expected return value to be %#v, got %#v", expected, ret) - } -} - -func TestHalt(t *testing.T) { - timeout := errors.New("stahp") - tracer, err := NewJavascriptTracer("{step: function() { while(1); }, result: function() { return null; }}") - if err != nil { - t.Fatal(err) - } - - go func() { - time.Sleep(1 * time.Second) - tracer.Stop(timeout) - }() - - if _, err = runTrace(tracer); err.Error() != "stahp in server-side tracer function 'step'" { - t.Errorf("Expected timeout error, got %v", err) - } -} - -func TestHaltBetweenSteps(t *testing.T) { - tracer, err := NewJavascriptTracer("{step: function() {}, result: function() { return null; }}") - if err != nil { - t.Fatal(err) - } - - env := vm.NewEVM(vm.Context{}, nil, params.TestChainConfig, vm.Config{Debug: true, Tracer: tracer}) - contract := vm.NewContract(&account{}, &account{}, big.NewInt(0), 0) - - tracer.CaptureState(env, 0, 0, 0, 0, nil, nil, contract, 0, nil) - timeout := errors.New("stahp") - tracer.Stop(timeout) - tracer.CaptureState(env, 0, 0, 0, 0, nil, nil, contract, 0, nil) - - if _, err := tracer.GetResult(); err.Error() != "stahp in server-side tracer function 'step'" { - t.Errorf("Expected timeout error, got %v", err) - } -} |