mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
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76 lines
2.4 KiB
Go
76 lines
2.4 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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checker "gopkg.in/check.v1"
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)
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type TrieEncodingSuite struct{}
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var _ = checker.Suite(&TrieEncodingSuite{})
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func (s *TrieEncodingSuite) TestCompactEncode(c *checker.C) {
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// even compact encode
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test1 := []byte{1, 2, 3, 4, 5}
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res1 := CompactEncode(test1)
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c.Assert(res1, checker.Equals, "\x11\x23\x45")
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// odd compact encode
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test2 := []byte{0, 1, 2, 3, 4, 5}
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res2 := CompactEncode(test2)
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c.Assert(res2, checker.Equals, "\x00\x01\x23\x45")
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//odd terminated compact encode
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test3 := []byte{0, 15, 1, 12, 11, 8 /*term*/, 16}
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res3 := CompactEncode(test3)
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c.Assert(res3, checker.Equals, "\x20\x0f\x1c\xb8")
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// even terminated compact encode
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test4 := []byte{15, 1, 12, 11, 8 /*term*/, 16}
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res4 := CompactEncode(test4)
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c.Assert(res4, checker.Equals, "\x3f\x1c\xb8")
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}
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func (s *TrieEncodingSuite) TestCompactHexDecode(c *checker.C) {
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exp := []byte{7, 6, 6, 5, 7, 2, 6, 2, 16}
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res := CompactHexDecode("verb")
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c.Assert(res, checker.DeepEquals, exp)
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}
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func (s *TrieEncodingSuite) TestCompactDecode(c *checker.C) {
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// odd compact decode
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exp := []byte{1, 2, 3, 4, 5}
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res := CompactDecode("\x11\x23\x45")
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c.Assert(res, checker.DeepEquals, exp)
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// even compact decode
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exp = []byte{0, 1, 2, 3, 4, 5}
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res = CompactDecode("\x00\x01\x23\x45")
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c.Assert(res, checker.DeepEquals, exp)
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// even terminated compact decode
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exp = []byte{0, 15, 1, 12, 11, 8 /*term*/, 16}
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res = CompactDecode("\x20\x0f\x1c\xb8")
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c.Assert(res, checker.DeepEquals, exp)
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// even terminated compact decode
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exp = []byte{15, 1, 12, 11, 8 /*term*/, 16}
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res = CompactDecode("\x3f\x1c\xb8")
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c.Assert(res, checker.DeepEquals, exp)
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}
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