// 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 . package common import ( //"math/big" "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.Errorf("test #%d: error mismatch: have %v, want %v", i, err, test.Error) } } } /* func TestAddressUnmarshalJSON(t *testing.T) { var a Address var tests = []struct { Input string ShouldErr bool Output *big.Int }{ {"", true, nil}, {`""`, true, nil}, {`"0x"`, true, nil}, {`"0x00"`, true, nil}, {`"0xG000000000000000000000000000000000000000"`, true, nil}, {`"0x0000000000000000000000000000000000000000"`, false, big.NewInt(0)}, {`"0x0000000000000000000000000000000000000010"`, false, big.NewInt(16)}, } for i, test := range tests { err := a.UnmarshalJSON([]byte(test.Input)) if err != nil && !test.ShouldErr { t.Errorf("test #%d: unexpected error: %v", i, err) } if err == nil { if test.ShouldErr { t.Errorf("test #%d: expected error, got none", i) } if a.Big().Cmp(test.Output) != 0 { t.Errorf("test #%d: address mismatch: have %v, want %v", i, a.Big(), test.Output) } } } }*/