github.com/piotrnar/gocoin@v0.0.0-20240512203912-faa0448c5e96/lib/others/bech32/segwit_test.go (about)

     1  package bech32
     2  
     3  import (
     4  	"bytes"
     5  	"strings"
     6  	"testing"
     7  )
     8  
     9  type valid_address_data struct {
    10  	address      string
    11  	scriptPubKey []byte
    12  }
    13  
    14  type invalid_address_data struct {
    15  	hrp            string
    16  	version        int
    17  	program_length int
    18  }
    19  
    20  var valid_address = []valid_address_data{
    21  	{
    22  		address: "BC1QW508D6QEJXTDG4Y5R3ZARVARY0C5XW7KV8F3T4",
    23  		scriptPubKey: []byte{
    24  			0x00, 0x14, 0x75, 0x1e, 0x76, 0xe8, 0x19, 0x91, 0x96, 0xd4, 0x54,
    25  			0x94, 0x1c, 0x45, 0xd1, 0xb3, 0xa3, 0x23, 0xf1, 0x43, 0x3b, 0xd6}},
    26  	{
    27  		address: "tb1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3q0sl5k7",
    28  		scriptPubKey: []byte{
    29  			0x00, 0x20, 0x18, 0x63, 0x14, 0x3c, 0x14, 0xc5, 0x16, 0x68, 0x04,
    30  			0xbd, 0x19, 0x20, 0x33, 0x56, 0xda, 0x13, 0x6c, 0x98, 0x56, 0x78,
    31  			0xcd, 0x4d, 0x27, 0xa1, 0xb8, 0xc6, 0x32, 0x96, 0x04, 0x90, 0x32,
    32  			0x62}},
    33  	{
    34  		address: "bc1pw508d6qejxtdg4y5r3zarvary0c5xw7kw508d6qejxtdg4y5r3zarvary0c5xw7kt5nd6y",
    35  		scriptPubKey: []byte{
    36  			0x51, 0x28, 0x75, 0x1e, 0x76, 0xe8, 0x19, 0x91, 0x96, 0xd4, 0x54,
    37  			0x94, 0x1c, 0x45, 0xd1, 0xb3, 0xa3, 0x23, 0xf1, 0x43, 0x3b, 0xd6,
    38  			0x75, 0x1e, 0x76, 0xe8, 0x19, 0x91, 0x96, 0xd4, 0x54, 0x94, 0x1c,
    39  			0x45, 0xd1, 0xb3, 0xa3, 0x23, 0xf1, 0x43, 0x3b, 0xd6}},
    40  	{
    41  		address: "BC1SW50QGDZ25J",
    42  		scriptPubKey: []byte{
    43  			0x60, 0x02, 0x75, 0x1e}},
    44  	{
    45  		address: "bc1zw508d6qejxtdg4y5r3zarvaryvaxxpcs",
    46  		scriptPubKey: []byte{
    47  			0x52, 0x10, 0x75, 0x1e, 0x76, 0xe8, 0x19, 0x91, 0x96, 0xd4, 0x54,
    48  			0x94, 0x1c, 0x45, 0xd1, 0xb3, 0xa3, 0x23}},
    49  	{
    50  		address: "tb1qqqqqp399et2xygdj5xreqhjjvcmzhxw4aywxecjdzew6hylgvsesrxh6hy",
    51  		scriptPubKey: []byte{
    52  			0x00, 0x20, 0x00, 0x00, 0x00, 0xc4, 0xa5, 0xca, 0xd4, 0x62, 0x21,
    53  			0xb2, 0xa1, 0x87, 0x90, 0x5e, 0x52, 0x66, 0x36, 0x2b, 0x99, 0xd5,
    54  			0xe9, 0x1c, 0x6c, 0xe2, 0x4d, 0x16, 0x5d, 0xab, 0x93, 0xe8, 0x64,
    55  			0x33}},
    56  	{
    57  		address: "tb1pqqqqp399et2xygdj5xreqhjjvcmzhxw4aywxecjdzew6hylgvsesf3hn0c",
    58  		scriptPubKey: []byte{
    59  			0x51, 0x20, 0x00, 0x00, 0x00, 0xc4, 0xa5, 0xca, 0xd4, 0x62, 0x21,
    60  			0xb2, 0xa1, 0x87, 0x90, 0x5e, 0x52, 0x66, 0x36, 0x2b, 0x99, 0xd5,
    61  			0xe9, 0x1c, 0x6c, 0xe2, 0x4d, 0x16, 0x5d, 0xab, 0x93, 0xe8, 0x64,
    62  			0x33}},
    63  	{
    64  		address: "bc1p0xlxvlhemja6c4dqv22uapctqupfhlxm9h8z3k2e72q4k9hcz7vqzk5jj0",
    65  		scriptPubKey: []byte{
    66  			0x51, 0x20, 0x79, 0xbe, 0x66, 0x7e, 0xf9, 0xdc, 0xbb, 0xac, 0x55,
    67  			0xa0, 0x62, 0x95, 0xce, 0x87, 0x0b, 0x07, 0x02, 0x9b, 0xfc, 0xdb,
    68  			0x2d, 0xce, 0x28, 0xd9, 0x59, 0xf2, 0x81, 0x5b, 0x16, 0xf8, 0x17,
    69  			0x98}},
    70  }
    71  
    72  var invalid_address = []string{
    73  	"tc1p0xlxvlhemja6c4dqv22uapctqupfhlxm9h8z3k2e72q4k9hcz7vq5zuyut",
    74  	"bc1p0xlxvlhemja6c4dqv22uapctqupfhlxm9h8z3k2e72q4k9hcz7vqh2y7hd",
    75  	"tb1z0xlxvlhemja6c4dqv22uapctqupfhlxm9h8z3k2e72q4k9hcz7vqglt7rf",
    76  	"BC1S0XLXVLHEMJA6C4DQV22UAPCTQUPFHLXM9H8Z3K2E72Q4K9HCZ7VQ54WELL",
    77  	"bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kemeawh",
    78  	"tb1q0xlxvlhemja6c4dqv22uapctqupfhlxm9h8z3k2e72q4k9hcz7vq24jc47",
    79  	"bc1p38j9r5y49hruaue7wxjce0updqjuyyx0kh56v8s25huc6995vvpql3jow4",
    80  	"BC130XLXVLHEMJA6C4DQV22UAPCTQUPFHLXM9H8Z3K2E72Q4K9HCZ7VQ7ZWS8R",
    81  	"bc1pw5dgrnzv",
    82  	"bc1p0xlxvlhemja6c4dqv22uapctqupfhlxm9h8z3k2e72q4k9hcz7v8n0nx0muaewav253zgeav",
    83  	"BC1QR508D6QEJXTDG4Y5R3ZARVARYV98GJ9P",
    84  	"tb1p0xlxvlhemja6c4dqv22uapctqupfhlxm9h8z3k2e72q4k9hcz7vq47Zagq",
    85  	"bc1p0xlxvlhemja6c4dqv22uapctqupfhlxm9h8z3k2e72q4k9hcz7v07qwwzcrf",
    86  	"tb1p0xlxvlhemja6c4dqv22uapctqupfhlxm9h8z3k2e72q4k9hcz7vpggkg4j",
    87  	"bc1gmk9yu",
    88  }
    89  
    90  var invalid_address_enc = []invalid_address_data{
    91  	{hrp: "BC", version: 0, program_length: 20},
    92  	{hrp: "bc", version: 0, program_length: 21},
    93  	{hrp: "bc", version: 17, program_length: 32},
    94  	{hrp: "bc", version: 1, program_length: 1},
    95  	{hrp: "bc", version: 16, program_length: 41}}
    96  
    97  func segwit_scriptpubkey(witver int, witprog []byte) (scriptpubkey []byte) {
    98  	scriptpubkey = make([]byte, len(witprog)+2)
    99  	if witver != 0 {
   100  		scriptpubkey[0] = byte(0x50 + witver)
   101  	}
   102  	scriptpubkey[1] = byte(len(witprog))
   103  	copy(scriptpubkey[2:], witprog)
   104  	return
   105  }
   106  
   107  func TestValidAddress(t *testing.T) {
   108  	for _, rec := range valid_address {
   109  		hrp := "bc"
   110  		witver, witprog, er := SegwitDecode(hrp, rec.address)
   111  		if witprog == nil || er != nil {
   112  			hrp = "tb"
   113  			witver, witprog, er = SegwitDecode(hrp, rec.address)
   114  		}
   115  		if witprog == nil {
   116  			t.Error("SegwitDecode fails: ", rec.address)
   117  			continue
   118  		}
   119  		scriptpubkey := segwit_scriptpubkey(witver, witprog)
   120  		if !bytes.Equal(scriptpubkey, rec.scriptPubKey) {
   121  			t.Error("SegwitDecode produces wrong result: ", rec.address)
   122  			continue
   123  		}
   124  		rebuild := SegwitEncode(hrp, witver, witprog)
   125  		if rebuild == "" {
   126  			t.Error("SegwitEncode fails: ", rec.address)
   127  			continue
   128  		}
   129  		if !strings.EqualFold(rec.address, rebuild) {
   130  			t.Error("SegwitEncode produces wrong result: ", rec.address)
   131  		}
   132  	}
   133  }
   134  
   135  func TestInvalidAddress(t *testing.T) {
   136  	for _, s := range invalid_address {
   137  		_, witprog, er := SegwitDecode("bc", s)
   138  		if witprog != nil || er == nil {
   139  			t.Error("SegwitDecode succeeds on invalid address: ", s)
   140  		}
   141  		_, witprog, er = SegwitDecode("tb", s)
   142  		if witprog != nil || er == nil {
   143  			t.Error("SegwitDecode succeeds on invalid address: ", s)
   144  		}
   145  	}
   146  }
   147  
   148  func TestInvalidAddressEnc(t *testing.T) {
   149  	for _, rec := range invalid_address_enc {
   150  		rebuild := SegwitEncode(rec.hrp, rec.version, []byte{0})
   151  		if rebuild != "" {
   152  			t.Error("SegwitEncode succeeds on invalid input: ", rebuild)
   153  		}
   154  	}
   155  }