mirror of https://github.com/poanetwork/quorum.git
105 lines
3.3 KiB
Go
105 lines
3.3 KiB
Go
// Copyright 2014 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 trie
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import (
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"bytes"
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"testing"
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)
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func TestHexCompact(t *testing.T) {
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tests := []struct{ hex, compact []byte }{
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// empty keys, with and without terminator.
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{hex: []byte{}, compact: []byte{0x00}},
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{hex: []byte{16}, compact: []byte{0x20}},
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// odd length, no terminator
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{hex: []byte{1, 2, 3, 4, 5}, compact: []byte{0x11, 0x23, 0x45}},
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// even length, no terminator
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{hex: []byte{0, 1, 2, 3, 4, 5}, compact: []byte{0x00, 0x01, 0x23, 0x45}},
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// odd length, terminator
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{hex: []byte{15, 1, 12, 11, 8, 16 /*term*/}, compact: []byte{0x3f, 0x1c, 0xb8}},
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// even length, terminator
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{hex: []byte{0, 15, 1, 12, 11, 8, 16 /*term*/}, compact: []byte{0x20, 0x0f, 0x1c, 0xb8}},
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}
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for _, test := range tests {
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if c := hexToCompact(test.hex); !bytes.Equal(c, test.compact) {
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t.Errorf("hexToCompact(%x) -> %x, want %x", test.hex, c, test.compact)
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}
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if h := compactToHex(test.compact); !bytes.Equal(h, test.hex) {
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t.Errorf("compactToHex(%x) -> %x, want %x", test.compact, h, test.hex)
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}
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}
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}
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func TestHexKeybytes(t *testing.T) {
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tests := []struct{ key, hexIn, hexOut []byte }{
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{key: []byte{}, hexIn: []byte{16}, hexOut: []byte{16}},
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{key: []byte{}, hexIn: []byte{}, hexOut: []byte{16}},
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{
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key: []byte{0x12, 0x34, 0x56},
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hexIn: []byte{1, 2, 3, 4, 5, 6, 16},
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hexOut: []byte{1, 2, 3, 4, 5, 6, 16},
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},
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{
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key: []byte{0x12, 0x34, 0x5},
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hexIn: []byte{1, 2, 3, 4, 0, 5, 16},
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hexOut: []byte{1, 2, 3, 4, 0, 5, 16},
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},
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{
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key: []byte{0x12, 0x34, 0x56},
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hexIn: []byte{1, 2, 3, 4, 5, 6},
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hexOut: []byte{1, 2, 3, 4, 5, 6, 16},
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},
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}
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for _, test := range tests {
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if h := keybytesToHex(test.key); !bytes.Equal(h, test.hexOut) {
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t.Errorf("keybytesToHex(%x) -> %x, want %x", test.key, h, test.hexOut)
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}
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if k := hexToKeybytes(test.hexIn); !bytes.Equal(k, test.key) {
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t.Errorf("hexToKeybytes(%x) -> %x, want %x", test.hexIn, k, test.key)
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}
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}
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}
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func BenchmarkHexToCompact(b *testing.B) {
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testBytes := []byte{0, 15, 1, 12, 11, 8, 16 /*term*/}
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for i := 0; i < b.N; i++ {
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hexToCompact(testBytes)
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}
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}
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func BenchmarkCompactToHex(b *testing.B) {
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testBytes := []byte{0, 15, 1, 12, 11, 8, 16 /*term*/}
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for i := 0; i < b.N; i++ {
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compactToHex(testBytes)
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}
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}
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func BenchmarkKeybytesToHex(b *testing.B) {
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testBytes := []byte{7, 6, 6, 5, 7, 2, 6, 2, 16}
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for i := 0; i < b.N; i++ {
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keybytesToHex(testBytes)
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}
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}
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func BenchmarkHexToKeybytes(b *testing.B) {
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testBytes := []byte{7, 6, 6, 5, 7, 2, 6, 2, 16}
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for i := 0; i < b.N; i++ {
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hexToKeybytes(testBytes)
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}
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}
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