mirror of https://github.com/status-im/op-geth.git
286 lines
12 KiB
Go
286 lines
12 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 rlp
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import (
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"bytes"
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"io"
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"reflect"
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"testing"
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"testing/quick"
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)
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func TestCountValues(t *testing.T) {
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tests := []struct {
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input string // note: spaces in input are stripped by unhex
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count int
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err error
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}{
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// simple cases
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{"", 0, nil},
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{"00", 1, nil},
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{"80", 1, nil},
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{"C0", 1, nil},
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{"01 02 03", 3, nil},
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{"01 C406070809 02", 3, nil},
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{"820101 820202 8403030303 04", 4, nil},
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// size errors
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{"8142", 0, ErrCanonSize},
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{"01 01 8142", 0, ErrCanonSize},
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{"02 84020202", 0, ErrValueTooLarge},
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{
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input: "A12000BF49F440A1CD0527E4D06E2765654C0F56452257516D793A9B8D604DCFDF2AB853F851808D10000000000000000000000000A056E81F171BCC55A6FF8345E692C0F86E5B48E01B996CADC001622FB5E363B421A0C5D2460186F7233C927E7DB2DCC703C0E500B653CA82273B7BFAD8045D85A470",
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count: 2,
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},
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}
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for i, test := range tests {
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count, err := CountValues(unhex(test.input))
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if count != test.count {
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t.Errorf("test %d: count mismatch, got %d want %d\ninput: %s", i, count, test.count, test.input)
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}
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if !reflect.DeepEqual(err, test.err) {
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t.Errorf("test %d: err mismatch, got %q want %q\ninput: %s", i, err, test.err, test.input)
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}
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}
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}
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func TestSplitTypes(t *testing.T) {
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if _, _, err := SplitString(unhex("C100")); err != ErrExpectedString {
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t.Errorf("SplitString returned %q, want %q", err, ErrExpectedString)
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}
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if _, _, err := SplitList(unhex("01")); err != ErrExpectedList {
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t.Errorf("SplitString returned %q, want %q", err, ErrExpectedList)
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}
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if _, _, err := SplitList(unhex("81FF")); err != ErrExpectedList {
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t.Errorf("SplitString returned %q, want %q", err, ErrExpectedList)
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}
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}
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func TestSplitUint64(t *testing.T) {
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tests := []struct {
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input string
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val uint64
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rest string
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err error
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}{
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{"01", 1, "", nil},
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{"7FFF", 0x7F, "FF", nil},
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{"80FF", 0, "FF", nil},
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{"81FAFF", 0xFA, "FF", nil},
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{"82FAFAFF", 0xFAFA, "FF", nil},
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{"83FAFAFAFF", 0xFAFAFA, "FF", nil},
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{"84FAFAFAFAFF", 0xFAFAFAFA, "FF", nil},
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{"85FAFAFAFAFAFF", 0xFAFAFAFAFA, "FF", nil},
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{"86FAFAFAFAFAFAFF", 0xFAFAFAFAFAFA, "FF", nil},
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{"87FAFAFAFAFAFAFAFF", 0xFAFAFAFAFAFAFA, "FF", nil},
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{"88FAFAFAFAFAFAFAFAFF", 0xFAFAFAFAFAFAFAFA, "FF", nil},
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// errors
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{"", 0, "", io.ErrUnexpectedEOF},
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{"00", 0, "00", ErrCanonInt},
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{"81", 0, "81", ErrValueTooLarge},
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{"8100", 0, "8100", ErrCanonSize},
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{"8200FF", 0, "8200FF", ErrCanonInt},
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{"8103FF", 0, "8103FF", ErrCanonSize},
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{"89FAFAFAFAFAFAFAFAFAFF", 0, "89FAFAFAFAFAFAFAFAFAFF", errUintOverflow},
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}
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for i, test := range tests {
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val, rest, err := SplitUint64(unhex(test.input))
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if val != test.val {
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t.Errorf("test %d: val mismatch: got %x, want %x (input %q)", i, val, test.val, test.input)
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}
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if !bytes.Equal(rest, unhex(test.rest)) {
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t.Errorf("test %d: rest mismatch: got %x, want %s (input %q)", i, rest, test.rest, test.input)
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}
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if err != test.err {
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t.Errorf("test %d: error mismatch: got %q, want %q", i, err, test.err)
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}
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}
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}
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func TestSplit(t *testing.T) {
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tests := []struct {
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input string
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kind Kind
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val, rest string
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err error
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}{
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{input: "00FFFF", kind: Byte, val: "00", rest: "FFFF"},
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{input: "01FFFF", kind: Byte, val: "01", rest: "FFFF"},
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{input: "7FFFFF", kind: Byte, val: "7F", rest: "FFFF"},
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{input: "80FFFF", kind: String, val: "", rest: "FFFF"},
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{input: "C3010203", kind: List, val: "010203"},
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// errors
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{input: "", err: io.ErrUnexpectedEOF},
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{input: "8141", err: ErrCanonSize, rest: "8141"},
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{input: "B800", err: ErrCanonSize, rest: "B800"},
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{input: "B802FFFF", err: ErrCanonSize, rest: "B802FFFF"},
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{input: "B90000", err: ErrCanonSize, rest: "B90000"},
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{input: "B90055", err: ErrCanonSize, rest: "B90055"},
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{input: "BA0002FFFF", err: ErrCanonSize, rest: "BA0002FFFF"},
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{input: "F800", err: ErrCanonSize, rest: "F800"},
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{input: "F90000", err: ErrCanonSize, rest: "F90000"},
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{input: "F90055", err: ErrCanonSize, rest: "F90055"},
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{input: "FA0002FFFF", err: ErrCanonSize, rest: "FA0002FFFF"},
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{input: "81", err: ErrValueTooLarge, rest: "81"},
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{input: "8501010101", err: ErrValueTooLarge, rest: "8501010101"},
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{input: "C60607080902", err: ErrValueTooLarge, rest: "C60607080902"},
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// size check overflow
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{input: "BFFFFFFFFFFFFFFFFF", err: ErrValueTooLarge, rest: "BFFFFFFFFFFFFFFFFF"},
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{input: "FFFFFFFFFFFFFFFFFF", err: ErrValueTooLarge, rest: "FFFFFFFFFFFFFFFFFF"},
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{
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input: "B838FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",
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err: ErrValueTooLarge,
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rest: "B838FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",
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},
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{
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input: "F838FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",
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err: ErrValueTooLarge,
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rest: "F838FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",
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},
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// a few bigger values, just for kicks
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{
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input: "F839FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",
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kind: List,
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val: "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",
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rest: "",
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},
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{
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input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kind: List,
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val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rest: "",
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},
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{
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input: "F877A12000BF49F440A1CD0527E4D06E2765654C0F56452257516D793A9B8D604DCFDF2AB853F851808D10000000000000000000000000A056E81F171BCC55A6FF8345E692C0F86E5B48E01B996CADC001622FB5E363B421A0C5D2460186F7233C927E7DB2DCC703C0E500B653CA82273B7BFAD8045D85A470",
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kind: List,
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val: "A12000BF49F440A1CD0527E4D06E2765654C0F56452257516D793A9B8D604DCFDF2AB853F851808D10000000000000000000000000A056E81F171BCC55A6FF8345E692C0F86E5B48E01B996CADC001622FB5E363B421A0C5D2460186F7233C927E7DB2DCC703C0E500B653CA82273B7BFAD8045D85A470",
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rest: "",
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},
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}
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for i, test := range tests {
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kind, val, rest, err := Split(unhex(test.input))
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if kind != test.kind {
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t.Errorf("test %d: kind mismatch: got %v, want %v", i, kind, test.kind)
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}
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if !bytes.Equal(val, unhex(test.val)) {
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t.Errorf("test %d: val mismatch: got %x, want %s", i, val, test.val)
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}
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if !bytes.Equal(rest, unhex(test.rest)) {
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t.Errorf("test %d: rest mismatch: got %x, want %s", i, rest, test.rest)
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}
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if err != test.err {
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t.Errorf("test %d: error mismatch: got %q, want %q", i, err, test.err)
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}
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}
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}
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func TestReadSize(t *testing.T) {
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tests := []struct {
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input string
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slen byte
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size uint64
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err error
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}{
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{input: "", slen: 1, err: io.ErrUnexpectedEOF},
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{input: "FF", slen: 2, err: io.ErrUnexpectedEOF},
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{input: "00", slen: 1, err: ErrCanonSize},
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{input: "36", slen: 1, err: ErrCanonSize},
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{input: "37", slen: 1, err: ErrCanonSize},
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{input: "38", slen: 1, size: 0x38},
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{input: "FF", slen: 1, size: 0xFF},
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{input: "FFFF", slen: 2, size: 0xFFFF},
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{input: "FFFFFF", slen: 3, size: 0xFFFFFF},
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{input: "FFFFFFFF", slen: 4, size: 0xFFFFFFFF},
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{input: "FFFFFFFFFF", slen: 5, size: 0xFFFFFFFFFF},
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{input: "FFFFFFFFFFFF", slen: 6, size: 0xFFFFFFFFFFFF},
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{input: "FFFFFFFFFFFFFF", slen: 7, size: 0xFFFFFFFFFFFFFF},
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{input: "FFFFFFFFFFFFFFFF", slen: 8, size: 0xFFFFFFFFFFFFFFFF},
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{input: "0102", slen: 2, size: 0x0102},
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{input: "010203", slen: 3, size: 0x010203},
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{input: "01020304", slen: 4, size: 0x01020304},
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{input: "0102030405", slen: 5, size: 0x0102030405},
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{input: "010203040506", slen: 6, size: 0x010203040506},
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{input: "01020304050607", slen: 7, size: 0x01020304050607},
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{input: "0102030405060708", slen: 8, size: 0x0102030405060708},
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}
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for _, test := range tests {
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size, err := readSize(unhex(test.input), test.slen)
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if err != test.err {
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t.Errorf("readSize(%s, %d): error mismatch: got %q, want %q", test.input, test.slen, err, test.err)
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continue
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}
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if size != test.size {
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t.Errorf("readSize(%s, %d): size mismatch: got %#x, want %#x", test.input, test.slen, size, test.size)
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}
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}
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}
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func TestAppendUint64(t *testing.T) {
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tests := []struct {
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input uint64
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slice []byte
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output string
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}{
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{0, nil, "80"},
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{1, nil, "01"},
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{2, nil, "02"},
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{127, nil, "7F"},
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{128, nil, "8180"},
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{129, nil, "8181"},
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{0xFFFFFF, nil, "83FFFFFF"},
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{127, []byte{1, 2, 3}, "0102037F"},
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{0xFFFFFF, []byte{1, 2, 3}, "01020383FFFFFF"},
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}
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for _, test := range tests {
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x := AppendUint64(test.slice, test.input)
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if !bytes.Equal(x, unhex(test.output)) {
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t.Errorf("AppendUint64(%v, %d): got %x, want %s", test.slice, test.input, x, test.output)
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}
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// Check that IntSize returns the appended size.
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length := len(x) - len(test.slice)
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if s := IntSize(test.input); s != length {
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t.Errorf("IntSize(%d): got %d, want %d", test.input, s, length)
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}
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}
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}
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func TestAppendUint64Random(t *testing.T) {
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fn := func(i uint64) bool {
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enc, _ := EncodeToBytes(i)
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encAppend := AppendUint64(nil, i)
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return bytes.Equal(enc, encAppend)
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}
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config := quick.Config{MaxCountScale: 50}
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if err := quick.Check(fn, &config); err != nil {
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t.Fatal(err)
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}
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}
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