mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2024-12-25 21:17:16 +00:00
85 lines
2.1 KiB
Go
85 lines
2.1 KiB
Go
// Copyright 2015 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 vm
|
|
|
|
import "testing"
|
|
|
|
type matchTest struct {
|
|
input []OpCode
|
|
match []OpCode
|
|
matches int
|
|
}
|
|
|
|
func TestMatchFn(t *testing.T) {
|
|
tests := []matchTest{
|
|
matchTest{
|
|
[]OpCode{PUSH1, PUSH1, MSTORE, JUMP},
|
|
[]OpCode{PUSH1, MSTORE},
|
|
1,
|
|
},
|
|
matchTest{
|
|
[]OpCode{PUSH1, PUSH1, MSTORE, JUMP},
|
|
[]OpCode{PUSH1, MSTORE, PUSH1},
|
|
0,
|
|
},
|
|
matchTest{
|
|
[]OpCode{},
|
|
[]OpCode{PUSH1},
|
|
0,
|
|
},
|
|
}
|
|
|
|
for i, test := range tests {
|
|
var matchCount int
|
|
MatchFn(test.input, test.match, func(i int) bool {
|
|
matchCount++
|
|
return true
|
|
})
|
|
if matchCount != test.matches {
|
|
t.Errorf("match count failed on test[%d]: expected %d matches, got %d", i, test.matches, matchCount)
|
|
}
|
|
}
|
|
}
|
|
|
|
type parseTest struct {
|
|
base OpCode
|
|
size int
|
|
output OpCode
|
|
}
|
|
|
|
func TestParser(t *testing.T) {
|
|
tests := []parseTest{
|
|
parseTest{PUSH1, 32, PUSH},
|
|
parseTest{DUP1, 16, DUP},
|
|
parseTest{SWAP1, 16, SWAP},
|
|
parseTest{MSTORE, 1, MSTORE},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
for i := 0; i < test.size; i++ {
|
|
code := append([]byte{byte(byte(test.base) + byte(i))}, make([]byte, i+1)...)
|
|
output := Parse(code)
|
|
if len(output) == 0 {
|
|
t.Fatal("empty output")
|
|
}
|
|
if output[0] != test.output {
|
|
t.Errorf("%v failed: expected %v but got %v", test.base+OpCode(i), test.output, output[0])
|
|
}
|
|
}
|
|
}
|
|
}
|