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baseconv_test.go
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baseconv_test.go
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package baseconv
import (
"strings"
"testing"
)
func TestErrors(t *testing.T) {
tests := []struct {
val, from, to string
}{
{"", DigitsHex, DigitsDec},
{"0", "", DigitsDec},
{"0", DigitsDec, ""},
{"bad", DigitsBin, DigitsDec},
{"BAD", DigitsHex, DigitsDec},
}
for i, test := range tests {
_, err := Convert(test.val, test.from, test.to)
if err == nil {
t.Errorf("test %d Convert(%s, %s, %s) should produce error", i, test.val, test.from, test.to)
}
}
}
const (
DigitsJapanese = `〇一二三四五六七八九`
DigitsThai = `๐๑๒๓๔๕๖๗๘๙`
Digits96a = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz~`!@#$%^&*()-_=+[{]}\\|;:'\",<.>/?¿¡"
Digits96b = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ~`!@#$%^&*()-_=+[{]}\\|;:'\",<.>/?¿¡"
)
func TestZeroes(t *testing.T) {
z := strings.Repeat("0", 1000000)
for i, base := range []string{DigitsBin, DigitsOct, DigitsDec, DigitsHex, Digits36, Digits62, Digits64, Digits96a, Digits96b} {
v, err := Convert(z, base, DigitsDec)
if err != nil {
t.Fatalf("test %d base expected no error, got: %v", i, err)
}
if v != "0" {
t.Errorf("test %d expected 0, got: %s", i, v)
}
v, err = Convert(z, DigitsDec, base)
if err != nil {
t.Fatalf("test %d base expected no error, got: %v", i, err)
}
if v != "0" {
t.Errorf("test %d expected 0, got: %s", i, v)
}
}
z += "1"
for i, base := range []string{DigitsBin, DigitsOct, DigitsDec, DigitsHex, Digits36, Digits62, Digits64, Digits96a, Digits96b} {
v, err := Convert(z, base, DigitsDec)
if err != nil {
t.Fatalf("test %d base expected no error, got: %v", i, err)
}
if v != "1" {
t.Errorf("test %d expected 1, got: %s", i, v)
}
v, err = Convert(z, DigitsDec, base)
if err != nil {
t.Fatalf("test %d base expected no error, got: %v", i, err)
}
if v != "1" {
t.Errorf("test %d expected 1, got: %s", i, v)
}
}
}
func TestConvert(t *testing.T) {
tests := []struct {
from, to, val, exp string
}{
{DigitsDec, DigitsBin, "0", "0"},
{DigitsDec, DigitsBin, "8", "1000"},
{DigitsDec, DigitsBin, "15", "1111"},
{DigitsDec, DigitsBin, "16", "10000"},
{DigitsDec, DigitsBin, "88", "1011000"},
{DigitsDec, DigitsBin, "10000", "10011100010000"},
{DigitsDec, DigitsHex, "0", "0"},
{DigitsDec, DigitsHex, "8", "8"},
{DigitsDec, DigitsHex, "15", "f"},
{DigitsDec, DigitsHex, "16", "10"},
{DigitsDec, DigitsHex, "88", "58"},
{DigitsDec, DigitsHex, "10000", "2710"},
{DigitsDec, Digits62, "16571982744576742462", "jKbR7u8J5PU"},
{DigitsDec, Digits62, "46394851265279874948", "TheUtUU3miE"},
{DigitsDec, Digits62, "21901407667833273510", "q5SG7U76tls"},
{DigitsDec, Digits62, "8232087098322120342", "9O72RLP5fF4"},
{DigitsDec, Digits62, "6354358749246709610", "7zp1TbLFPp8"},
{DigitsDec, Digits62, "18089061068", "jKbR7u"},
{DigitsDec, Digits62, "50642057182", "TheUtU"},
{DigitsDec, Digits62, "23906366962", "q5SG7U"},
{DigitsDec, Digits62, "8985691605", "9O72RL"},
{DigitsDec, Digits62, "6936067049", "7zp1Tb"},
{DigitsDec, Digits62, "799310853702667", "3EYjA0o7p"},
{DigitsDec, Digits64, "20100203105211888256765428281344829", "ZY4eMQ2qFcP-xIh3UcZ"},
{DigitsDec, Digits64, "20110423215600563210173308035411215", "Z-5ew8KnbFn70adF2Qf"},
{DigitsHex, DigitsBin, "70b1d707eac2edf4c6389f440c7294b51fff57bb", "111000010110001110101110000011111101010110000101110110111110100110001100011100010011111010001000000110001110010100101001011010100011111111111110101011110111011"},
{DigitsHex, DigitsBin, "8fc60e7c3b3c48e9a6a7a5fe4f1fbc31", "10001111110001100000111001111100001110110011110001001000111010011010011010100111101001011111111001001111000111111011110000110001"},
{DigitsHex, Digits36, "abcdef00001234567890", "3o47re02jzqisvio"},
{DigitsHex, Digits36, "abcdef01234567890123456789abcdef", "a65xa07491kf5zyfpvbo76g33"},
{Digits62, DigitsHex, "cBaidlJ84Ggc5JA7IYCgv", "6ad547ffe02477b9473f7977e4d5e17"},
{Digits62, DigitsHex, "4nipILgJlXPutO1hsisIJr", "8fc60e7c3b3c48e9a6a7a5fe4f1fbc31"},
{Digits62, DigitsHex, "4vqyd6OoARXqj9nRUNhtLQ", "941532a06be1443aa9d5d57bdf180a52"},
{Digits62, DigitsHex, "5FY8KwTsQaUJ2KzHJGetfE", "ba86b8f06fdf494487a08a491a19490e"},
{Digits62, DigitsHex, "7N42dgm5tFLK9N8MT7fHC7", "ffffffffffffffffffffffffffffffff"},
{DigitsDec, "Christopher", "355927353784509896715106760", "iihtspiphoeCrCeshhorsrrtrh"},
// unicode
{DigitsDec, DigitsJapanese, "9876543210", `九八七六五四三二一〇`},
{DigitsDec, DigitsJapanese, "98765432100123456789", `九八七六五四三二一〇〇一二三四五六七八九`},
{DigitsDec, DigitsThai, "9876543210", `๙๘๗๖๕๔๓๒๑๐`},
{DigitsHex, DigitsJapanese, "2710", "一〇〇〇〇"},
{DigitsHex, DigitsThai, "2710", "๑๐๐๐๐"},
{DigitsHex, "0一23456789", "2710", "一0000"},
{DigitsHex, Digits96a, `45fb65999e10b359f34d2c73fb4b1ae01f7ecfce23f5a9908f138ef1770d7b75`, "E<jk|A(~&a$@,Zzy:K_m,`n8~l@%|RO8)UDNn~r"},
{strings.ToUpper(DigitsHex), Digits96b, `45FB65999E10B359F34D2C73FB4B1AE01F7ECFCE23F5A9908F138EF1770D7B75`, "e<JK|a(~&A$@,zZY:k_M,`N8~L@%|ro8)udnN~R"},
}
for i, test := range tests {
v0, err := Convert(test.val, test.from, test.to)
if err != nil {
t.Fatalf("test %d expected no error, got: %v", i, err)
}
if test.exp != v0 {
t.Errorf("test %d (%d->%d) expected %s, got: %s", i, len(test.from), len(test.to), test.exp, v0)
}
v1, err := Convert(test.exp, test.to, test.from)
if err != nil {
t.Fatal(err)
}
if test.val != v1 {
t.Errorf("test %d (%d->%d) expected %s, got: %s", i, len(test.to), len(test.from), test.val, v1)
}
}
}
func TestEncodeDecode(t *testing.T) {
v0 := "1627734050041231452076"
tests := []struct {
encode func(string) (string, error)
decode func(string) (string, error)
exp string
}{
{EncodeBinFromDec, DecodeBinToDec, "10110000011110101011001000001100110100001101011100000100010011110101100"},
{EncodeOctFromDec, DecodeOctToDec, "260365310146415340423654"},
{EncodeHexFromDec, DecodeHexToDec, "583d5906686b8227ac"},
{Encode36FromDec, Decode36ToDec, "9jird8fbzkui7g"},
{Encode62FromDec, Decode62ToDec, "vhozdwL3WC8A"},
{Encode64FromDec, Decode64ToDec, "m3Rp1CxHwyuI"},
}
for i, test := range tests {
v1, err := test.encode(v0)
if err != nil {
t.Fatal(err)
}
if test.exp != v1 {
t.Errorf("test %d values %s / %s should match", i, test.exp, v1)
}
v2, err := test.decode(v1)
if err != nil {
t.Fatal(err)
}
if v0 != v2 {
t.Errorf("test %d values %s / %s should match", i, v0, v2)
}
v3, err := test.encode(v0)
if err != nil {
t.Fatal(err)
}
if test.exp != v3 {
t.Errorf("test %d values %s / %s should match", i, test.exp, v3)
}
v4, err := test.decode(v1)
if err != nil {
t.Fatal(err)
}
if v0 != v4 {
t.Errorf("test %d values %s / %s should match", i, v0, v4)
}
}
}
func BenchmarkConvert(b *testing.B) {
tests := []struct {
from, to, val, exp string
}{
{DigitsDec, DigitsBin, "0", "0"},
{DigitsDec, DigitsBin, "8", "1000"},
{DigitsDec, DigitsBin, "15", "1111"},
{DigitsDec, DigitsBin, "16", "10000"},
{DigitsDec, DigitsBin, "88", "1011000"},
{DigitsDec, DigitsBin, "10000", "10011100010000"},
{DigitsDec, DigitsHex, "0", "0"},
{DigitsDec, DigitsHex, "8", "8"},
{DigitsDec, DigitsHex, "15", "f"},
{DigitsDec, DigitsHex, "16", "10"},
{DigitsDec, DigitsHex, "88", "58"},
{DigitsDec, DigitsHex, "10000", "2710"},
{DigitsDec, Digits62, "16571982744576742462", "jKbR7u8J5PU"},
{DigitsDec, Digits62, "46394851265279874948", "TheUtUU3miE"},
{DigitsDec, Digits62, "21901407667833273510", "q5SG7U76tls"},
{DigitsDec, Digits62, "8232087098322120342", "9O72RLP5fF4"},
{DigitsDec, Digits62, "6354358749246709610", "7zp1TbLFPp8"},
{DigitsDec, Digits62, "18089061068", "jKbR7u"},
{DigitsDec, Digits62, "50642057182", "TheUtU"},
{DigitsDec, Digits62, "23906366962", "q5SG7U"},
{DigitsDec, Digits62, "8985691605", "9O72RL"},
{DigitsDec, Digits62, "6936067049", "7zp1Tb"},
{DigitsDec, Digits62, "799310853702667", "3EYjA0o7p"},
{DigitsDec, Digits64, "20100203105211888256765428281344829", "ZY4eMQ2qFcP-xIh3UcZ"},
{DigitsDec, Digits64, "20110423215600563210173308035411215", "Z-5ew8KnbFn70adF2Qf"},
{DigitsHex, DigitsBin, "70b1d707eac2edf4c6389f440c7294b51fff57bb", "111000010110001110101110000011111101010110000101110110111110100110001100011100010011111010001000000110001110010100101001011010100011111111111110101011110111011"},
{DigitsHex, DigitsBin, "8fc60e7c3b3c48e9a6a7a5fe4f1fbc31", "10001111110001100000111001111100001110110011110001001000111010011010011010100111101001011111111001001111000111111011110000110001"},
{DigitsHex, Digits36, "abcdef00001234567890", "3o47re02jzqisvio"},
{DigitsHex, Digits36, "abcdef01234567890123456789abcdef", "a65xa07491kf5zyfpvbo76g33"},
{Digits62, DigitsHex, "cBaidlJ84Ggc5JA7IYCgv", "6ad547ffe02477b9473f7977e4d5e17"},
{Digits62, DigitsHex, "4nipILgJlXPutO1hsisIJr", "8fc60e7c3b3c48e9a6a7a5fe4f1fbc31"},
{Digits62, DigitsHex, "4vqyd6OoARXqj9nRUNhtLQ", "941532a06be1443aa9d5d57bdf180a52"},
{Digits62, DigitsHex, "5FY8KwTsQaUJ2KzHJGetfE", "ba86b8f06fdf494487a08a491a19490e"},
{Digits62, DigitsHex, "7N42dgm5tFLK9N8MT7fHC7", "ffffffffffffffffffffffffffffffff"},
{DigitsDec, "Christopher", "355927353784509896715106760", "iihtspiphoeCrCeshhorsrrtrh"},
}
for n := 0; n < b.N; n++ {
for i, test := range tests {
v0, err := Convert(test.val, test.from, test.to)
if err != nil {
b.Fatal(err)
}
if test.exp != v0 {
b.Errorf("test %d (%d->%d) expected %s, got: %s ", i, len(test.from), len(test.to), test.exp, v0)
}
}
}
}