github.com/truechain/go-ethereum@v1.8.11/core/vm/gas_table_test.go (about)

     1  // Copyright 2017 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package vm
    18  
    19  import "testing"
    20  
    21  func TestMemoryGasCost(t *testing.T) {
    22  	//size := uint64(math.MaxUint64 - 64)
    23  	size := uint64(0xffffffffe0)
    24  	v, err := memoryGasCost(&Memory{}, size)
    25  	if err != nil {
    26  		t.Error("didn't expect error:", err)
    27  	}
    28  	if v != 36028899963961341 {
    29  		t.Errorf("Expected: 36028899963961341, got %d", v)
    30  	}
    31  
    32  	_, err = memoryGasCost(&Memory{}, size+1)
    33  	if err == nil {
    34  		t.Error("expected error")
    35  	}
    36  }