40 lines
1.3 KiB
Go
40 lines
1.3 KiB
Go
// Copyright 2017 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package vm
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import "testing"
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func TestMemoryGasCost(t *testing.T) {
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tests := []struct {
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size uint64
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cost uint64
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overflow bool
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}{
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{0x1fffffffe0, 36028809887088637, false},
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{0x1fffffffe1, 0, true},
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}
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for i, tt := range tests {
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v, err := memoryGasCost(&Memory{}, tt.size)
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if (err == errGasUintOverflow) != tt.overflow {
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t.Errorf("test %d: overflow mismatch: have %v, want %v", i, err == errGasUintOverflow, tt.overflow)
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}
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if v != tt.cost {
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t.Errorf("test %d: gas cost mismatch: have %v, want %v", i, v, tt.cost)
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}
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}
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}
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