89 lines
2.3 KiB
Go
89 lines
2.3 KiB
Go
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// 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 common
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import (
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"bytes"
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"testing"
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checker "gopkg.in/check.v1"
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)
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type BytesSuite struct{}
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var _ = checker.Suite(&BytesSuite{})
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func (s *BytesSuite) TestCopyBytes(c *checker.C) {
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data1 := []byte{1, 2, 3, 4}
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exp1 := []byte{1, 2, 3, 4}
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res1 := CopyBytes(data1)
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c.Assert(res1, checker.DeepEquals, exp1)
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}
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func (s *BytesSuite) TestIsHex(c *checker.C) {
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data1 := "a9e67e"
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exp1 := false
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res1 := IsHex(data1)
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c.Assert(res1, checker.DeepEquals, exp1)
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data2 := "0xa9e67e00"
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exp2 := true
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res2 := IsHex(data2)
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c.Assert(res2, checker.DeepEquals, exp2)
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}
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func (s *BytesSuite) TestLeftPadBytes(c *checker.C) {
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val1 := []byte{1, 2, 3, 4}
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exp1 := []byte{0, 0, 0, 0, 1, 2, 3, 4}
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res1 := LeftPadBytes(val1, 8)
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res2 := LeftPadBytes(val1, 2)
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c.Assert(res1, checker.DeepEquals, exp1)
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c.Assert(res2, checker.DeepEquals, val1)
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}
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func (s *BytesSuite) TestRightPadBytes(c *checker.C) {
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val := []byte{1, 2, 3, 4}
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exp := []byte{1, 2, 3, 4, 0, 0, 0, 0}
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resstd := RightPadBytes(val, 8)
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resshrt := RightPadBytes(val, 2)
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c.Assert(resstd, checker.DeepEquals, exp)
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c.Assert(resshrt, checker.DeepEquals, val)
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}
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func TestFromHex(t *testing.T) {
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input := "0x01"
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expected := []byte{1}
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result := FromHex(input)
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if !bytes.Equal(expected, result) {
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t.Errorf("Expected % x got % x", expected, result)
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}
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}
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func TestFromHexOddLength(t *testing.T) {
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input := "0x1"
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expected := []byte{1}
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result := FromHex(input)
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if !bytes.Equal(expected, result) {
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t.Errorf("Expected % x got % x", expected, result)
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}
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}
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