mirror of
https://gitlab.com/pulsechaincom/go-pulse.git
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135 lines
4.2 KiB
Go
135 lines
4.2 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 rle
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import (
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"testing"
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checker "gopkg.in/check.v1"
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)
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func Test(t *testing.T) { checker.TestingT(t) }
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type CompressionRleSuite struct{}
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var _ = checker.Suite(&CompressionRleSuite{})
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func (s *CompressionRleSuite) TestDecompressSimple(c *checker.C) {
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exp := []byte{0xc5, 0xd2, 0x46, 0x1, 0x86, 0xf7, 0x23, 0x3c, 0x92, 0x7e, 0x7d, 0xb2, 0xdc, 0xc7, 0x3, 0xc0, 0xe5, 0x0, 0xb6, 0x53, 0xca, 0x82, 0x27, 0x3b, 0x7b, 0xfa, 0xd8, 0x4, 0x5d, 0x85, 0xa4, 0x70}
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res, err := Decompress([]byte{token, 0xfd})
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c.Assert(err, checker.IsNil)
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c.Assert(res, checker.DeepEquals, exp)
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// if bytes.Compare(res, exp) != 0 {
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// t.Error("empty sha3", res)
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// }
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exp = []byte{0x56, 0xe8, 0x1f, 0x17, 0x1b, 0xcc, 0x55, 0xa6, 0xff, 0x83, 0x45, 0xe6, 0x92, 0xc0, 0xf8, 0x6e, 0x5b, 0x48, 0xe0, 0x1b, 0x99, 0x6c, 0xad, 0xc0, 0x1, 0x62, 0x2f, 0xb5, 0xe3, 0x63, 0xb4, 0x21}
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res, err = Decompress([]byte{token, 0xfe})
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c.Assert(err, checker.IsNil)
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c.Assert(res, checker.DeepEquals, exp)
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// if bytes.Compare(res, exp) != 0 {
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// t.Error("0x80 sha3", res)
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// }
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res, err = Decompress([]byte{token, 0xff})
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c.Assert(err, checker.IsNil)
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c.Assert(res, checker.DeepEquals, []byte{token})
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// if bytes.Compare(res, []byte{token}) != 0 {
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// t.Error("token", res)
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// }
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res, err = Decompress([]byte{token, 12})
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c.Assert(err, checker.IsNil)
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c.Assert(res, checker.DeepEquals, make([]byte, 10))
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// if bytes.Compare(res, make([]byte, 10)) != 0 {
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// t.Error("10 * zero", res)
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// }
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}
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// func TestDecompressMulti(t *testing.T) {
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// res, err := Decompress([]byte{token, 0xfd, token, 0xfe, token, 12})
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// if err != nil {
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// t.Error(err)
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// }
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// var exp []byte
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// exp = append(exp, crypto.Sha3([]byte(""))...)
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// exp = append(exp, crypto.Sha3([]byte{0x80})...)
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// exp = append(exp, make([]byte, 10)...)
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// if bytes.Compare(res, res) != 0 {
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// t.Error("Expected", exp, "result", res)
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// }
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// }
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// func TestCompressSimple(t *testing.T) {
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// res := Compress([]byte{0, 0, 0, 0, 0})
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// if bytes.Compare(res, []byte{token, 7}) != 0 {
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// t.Error("5 * zero", res)
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// }
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// res = Compress(crypto.Sha3([]byte("")))
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// if bytes.Compare(res, []byte{token, emptyShaToken}) != 0 {
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// t.Error("empty sha", res)
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// }
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// res = Compress(crypto.Sha3([]byte{0x80}))
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// if bytes.Compare(res, []byte{token, emptyListShaToken}) != 0 {
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// t.Error("empty list sha", res)
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// }
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// res = Compress([]byte{token})
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// if bytes.Compare(res, []byte{token, tokenToken}) != 0 {
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// t.Error("token", res)
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// }
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// }
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// func TestCompressMulti(t *testing.T) {
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// in := []byte{0, 0, 0, 0, 0}
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// in = append(in, crypto.Sha3([]byte(""))...)
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// in = append(in, crypto.Sha3([]byte{0x80})...)
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// in = append(in, token)
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// res := Compress(in)
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// exp := []byte{token, 7, token, emptyShaToken, token, emptyListShaToken, token, tokenToken}
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// if bytes.Compare(res, exp) != 0 {
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// t.Error("expected", exp, "got", res)
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// }
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// }
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// func TestCompressDecompress(t *testing.T) {
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// var in []byte
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// for i := 0; i < 20; i++ {
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// in = append(in, []byte{0, 0, 0, 0, 0}...)
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// in = append(in, crypto.Sha3([]byte(""))...)
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// in = append(in, crypto.Sha3([]byte{0x80})...)
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// in = append(in, []byte{123, 2, 19, 89, 245, 254, 255, token, 98, 233}...)
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// in = append(in, token)
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// }
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// c := Compress(in)
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// d, err := Decompress(c)
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// if err != nil {
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// t.Error(err)
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// }
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// if bytes.Compare(d, in) != 0 {
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// t.Error("multi failed\n", d, "\n", in)
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// }
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// }
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