go-ethereum/common/types_test.go

54 lines
1.5 KiB
Go

// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package common
import "testing"
func TestBytesConversion(t *testing.T) {
bytes := []byte{5}
hash := BytesToHash(bytes)
var exp Hash
exp[31] = 5
if hash != exp {
t.Errorf("expected %x got %x", exp, hash)
}
}
func TestHashJsonValidation(t *testing.T) {
var h Hash
var tests = []struct {
Prefix string
Size int
Error error
}{
{"", 2, hashJsonLengthErr},
{"", 62, hashJsonLengthErr},
{"", 66, hashJsonLengthErr},
{"", 65, hashJsonLengthErr},
{"0X", 64, nil},
{"0x", 64, nil},
{"0x", 62, hashJsonLengthErr},
}
for i, test := range tests {
if err := h.UnmarshalJSON(append([]byte(test.Prefix), make([]byte, test.Size)...)); err != test.Error {
t.Error(i, "expected", test.Error, "got", err)
}
}
}