d8c6ae054c
The String() version of BlockNumberOrHash uses decimal for all block numbers, including negative ones used to indicate labels. Switch to using BlockNumber.String() which encodes it correctly for use in the JSON-RPC API.
177 lines
6.9 KiB
Go
177 lines
6.9 KiB
Go
// Copyright 2015 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 rpc
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import (
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"encoding/json"
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"reflect"
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"testing"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/math"
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)
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func TestBlockNumberJSONUnmarshal(t *testing.T) {
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tests := []struct {
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input string
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mustFail bool
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expected BlockNumber
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}{
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0: {`"0x"`, true, BlockNumber(0)},
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1: {`"0x0"`, false, BlockNumber(0)},
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2: {`"0X1"`, false, BlockNumber(1)},
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3: {`"0x00"`, true, BlockNumber(0)},
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4: {`"0x01"`, true, BlockNumber(0)},
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5: {`"0x1"`, false, BlockNumber(1)},
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6: {`"0x12"`, false, BlockNumber(18)},
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7: {`"0x7fffffffffffffff"`, false, BlockNumber(math.MaxInt64)},
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8: {`"0x8000000000000000"`, true, BlockNumber(0)},
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9: {"0", true, BlockNumber(0)},
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10: {`"ff"`, true, BlockNumber(0)},
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11: {`"pending"`, false, PendingBlockNumber},
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12: {`"latest"`, false, LatestBlockNumber},
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13: {`"earliest"`, false, EarliestBlockNumber},
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14: {`someString`, true, BlockNumber(0)},
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15: {`""`, true, BlockNumber(0)},
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16: {``, true, BlockNumber(0)},
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}
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for i, test := range tests {
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var num BlockNumber
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err := json.Unmarshal([]byte(test.input), &num)
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if test.mustFail && err == nil {
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t.Errorf("Test %d should fail", i)
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continue
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}
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if !test.mustFail && err != nil {
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t.Errorf("Test %d should pass but got err: %v", i, err)
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continue
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}
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if num != test.expected {
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t.Errorf("Test %d got unexpected value, want %d, got %d", i, test.expected, num)
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}
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}
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}
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func TestBlockNumberOrHash_UnmarshalJSON(t *testing.T) {
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tests := []struct {
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input string
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mustFail bool
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expected BlockNumberOrHash
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}{
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0: {`"0x"`, true, BlockNumberOrHash{}},
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1: {`"0x0"`, false, BlockNumberOrHashWithNumber(0)},
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2: {`"0X1"`, false, BlockNumberOrHashWithNumber(1)},
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3: {`"0x00"`, true, BlockNumberOrHash{}},
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4: {`"0x01"`, true, BlockNumberOrHash{}},
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5: {`"0x1"`, false, BlockNumberOrHashWithNumber(1)},
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6: {`"0x12"`, false, BlockNumberOrHashWithNumber(18)},
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7: {`"0x7fffffffffffffff"`, false, BlockNumberOrHashWithNumber(math.MaxInt64)},
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8: {`"0x8000000000000000"`, true, BlockNumberOrHash{}},
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9: {"0", true, BlockNumberOrHash{}},
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10: {`"ff"`, true, BlockNumberOrHash{}},
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11: {`"pending"`, false, BlockNumberOrHashWithNumber(PendingBlockNumber)},
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12: {`"latest"`, false, BlockNumberOrHashWithNumber(LatestBlockNumber)},
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13: {`"earliest"`, false, BlockNumberOrHashWithNumber(EarliestBlockNumber)},
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14: {`someString`, true, BlockNumberOrHash{}},
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15: {`""`, true, BlockNumberOrHash{}},
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16: {``, true, BlockNumberOrHash{}},
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17: {`"0x0000000000000000000000000000000000000000000000000000000000000000"`, false, BlockNumberOrHashWithHash(common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"), false)},
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18: {`{"blockHash":"0x0000000000000000000000000000000000000000000000000000000000000000"}`, false, BlockNumberOrHashWithHash(common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"), false)},
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19: {`{"blockHash":"0x0000000000000000000000000000000000000000000000000000000000000000","requireCanonical":false}`, false, BlockNumberOrHashWithHash(common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"), false)},
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20: {`{"blockHash":"0x0000000000000000000000000000000000000000000000000000000000000000","requireCanonical":true}`, false, BlockNumberOrHashWithHash(common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"), true)},
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21: {`{"blockNumber":"0x1"}`, false, BlockNumberOrHashWithNumber(1)},
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22: {`{"blockNumber":"pending"}`, false, BlockNumberOrHashWithNumber(PendingBlockNumber)},
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23: {`{"blockNumber":"latest"}`, false, BlockNumberOrHashWithNumber(LatestBlockNumber)},
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24: {`{"blockNumber":"earliest"}`, false, BlockNumberOrHashWithNumber(EarliestBlockNumber)},
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25: {`{"blockNumber":"0x1", "blockHash":"0x0000000000000000000000000000000000000000000000000000000000000000"}`, true, BlockNumberOrHash{}},
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}
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for i, test := range tests {
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var bnh BlockNumberOrHash
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err := json.Unmarshal([]byte(test.input), &bnh)
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if test.mustFail && err == nil {
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t.Errorf("Test %d should fail", i)
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continue
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}
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if !test.mustFail && err != nil {
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t.Errorf("Test %d should pass but got err: %v", i, err)
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continue
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}
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hash, hashOk := bnh.Hash()
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expectedHash, expectedHashOk := test.expected.Hash()
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num, numOk := bnh.Number()
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expectedNum, expectedNumOk := test.expected.Number()
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if bnh.RequireCanonical != test.expected.RequireCanonical ||
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hash != expectedHash || hashOk != expectedHashOk ||
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num != expectedNum || numOk != expectedNumOk {
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t.Errorf("Test %d got unexpected value, want %v, got %v", i, test.expected, bnh)
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}
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}
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}
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func TestBlockNumberOrHash_WithNumber_MarshalAndUnmarshal(t *testing.T) {
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tests := []struct {
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name string
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number int64
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}{
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{"max", math.MaxInt64},
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{"pending", int64(PendingBlockNumber)},
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{"latest", int64(LatestBlockNumber)},
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{"earliest", int64(EarliestBlockNumber)},
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}
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for _, test := range tests {
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test := test
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t.Run(test.name, func(t *testing.T) {
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bnh := BlockNumberOrHashWithNumber(BlockNumber(test.number))
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marshalled, err := json.Marshal(bnh)
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if err != nil {
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t.Fatal("cannot marshal:", err)
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}
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var unmarshalled BlockNumberOrHash
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err = json.Unmarshal(marshalled, &unmarshalled)
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if err != nil {
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t.Fatal("cannot unmarshal:", err)
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}
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if !reflect.DeepEqual(bnh, unmarshalled) {
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t.Fatalf("wrong result: expected %v, got %v", bnh, unmarshalled)
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}
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})
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}
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}
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func TestBlockNumberOrHash_StringAndUnmarshal(t *testing.T) {
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tests := []BlockNumberOrHash{
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BlockNumberOrHashWithNumber(math.MaxInt64),
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BlockNumberOrHashWithNumber(PendingBlockNumber),
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BlockNumberOrHashWithNumber(LatestBlockNumber),
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BlockNumberOrHashWithNumber(EarliestBlockNumber),
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BlockNumberOrHashWithNumber(32),
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BlockNumberOrHashWithHash(common.Hash{0xaa}, false),
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}
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for _, want := range tests {
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marshalled, _ := json.Marshal(want.String())
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var have BlockNumberOrHash
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if err := json.Unmarshal(marshalled, &have); err != nil {
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t.Fatalf("cannot unmarshal (%v): %v", string(marshalled), err)
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}
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if !reflect.DeepEqual(want, have) {
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t.Fatalf("wrong result: have %v, want %v", have, want)
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}
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}
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}
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