protocol/bc/types/txoutput_test.go

   1 package types
   2
   3 import (
   4         "bytes"
   5         "encoding/hex"
   6         "strings"
   7         "testing"
   8
   9         "github.com/davecgh/go-spew/spew"
  10
  11         "github.com/bytom/bytom/encoding/blockchain"
  12         "github.com/bytom/bytom/protocol/bc"
  13         "github.com/bytom/bytom/testutil"
  14 )
  15
  16 func TestSerializationOriginalTxOutput(t *testing.T) {
  17         assetID := testutil.MustDecodeAsset("81756fdab39a17163b0ce582ee4ee256fb4d1e156c692b997d608a42ecb38d47")
  18         txOutput := NewOriginalTxOutput(assetID, 254354, []byte("TestSerializationTxOutput"))
  19
  20         wantHex := strings.Join([]string{
  21                 "01", // asset version
  22                 "00", // output type
  23                 "3e", // serialization length
  24                 "81756fdab39a17163b0ce582ee4ee256fb4d1e156c692b997d608a42ecb38d47", // assetID
  25                 "92c30f", // amount
  26                 "01",     // version
  27                 "19",     // control program length
  28                 "5465737453657269616c697a6174696f6e54784f7574707574", // control program
  29                 "00", // witness length
  30         }, "")
  31
  32         // Test convert struct to hex
  33         var buffer bytes.Buffer
  34         if err := txOutput.writeTo(&buffer); err != nil {
  35                 t.Fatal(err)
  36         }
  37
  38         gotHex := hex.EncodeToString(buffer.Bytes())
  39         if gotHex != wantHex {
  40                 t.Errorf("serialization bytes = %s want %s", gotHex, wantHex)
  41         }
  42
  43         // Test convert hex to struct
  44         var gotTxOutput TxOutput
  45         decodeHex, err := hex.DecodeString(wantHex)
  46         if err != nil {
  47                 t.Fatal(err)
  48         }
  49
  50         if err := gotTxOutput.readFrom(blockchain.NewReader(decodeHex)); err != nil {
  51                 t.Fatal(err)
  52         }
  53
  54         if !testutil.DeepEqual(*txOutput, gotTxOutput) {
  55                 t.Errorf("expected marshaled/unmarshaled txoutput to be:\n%sgot:\n%s", spew.Sdump(*txOutput), spew.Sdump(gotTxOutput))
  56         }
  57 }
  58
  59 func TestSerializationVoteOutput(t *testing.T) {
  60         assetID := testutil.MustDecodeAsset("81756fdab39a17163b0ce582ee4ee256fb4d1e156c692b997d608a42ecb38d47")
  61         voteTxOutput := NewVoteOutput(assetID, 1000, []byte("TestSerializationTxOutput"), []byte("af594006a40837d9f028daabb6d589df0b9138daefad5683e5233c2646279217294a8d532e60863bcf196625a35fb8ceeffa3c09610eb92dcfb655a947f13269"))
  62
  63         wantHex := strings.Join([]string{
  64                 "01",   // asset version
  65                 "01",   // outType
  66                 "bf01", // serialization length
  67                 "8001", // output xpub length
  68                 "6166353934303036613430383337643966303238646161626236643538396466306239313338646165666164353638336535323333633236343632373932313732393461386435333265363038363362636631393636323561333566623863656566666133633039363130656239326463666236353561393437663133323639", // xpub
  69                 "81756fdab39a17163b0ce582ee4ee256fb4d1e156c692b997d608a42ecb38d47", // assetID
  70                 "e807", // amount
  71                 "01",   // version
  72                 "19",   // control program length
  73                 "5465737453657269616c697a6174696f6e54784f7574707574", // control program
  74                 "00", // witness length
  75         }, "")
  76
  77         // Test convert struct to hex
  78         var buffer bytes.Buffer
  79         if err := voteTxOutput.writeTo(&buffer); err != nil {
  80                 t.Fatal(err)
  81         }
  82
  83         gotHex := hex.EncodeToString(buffer.Bytes())
  84         if gotHex != wantHex {
  85                 t.Errorf("serialization bytes = %s want %s", gotHex, wantHex)
  86         }
  87
  88         // Test convert hex to struct
  89         var gotTxOutput TxOutput
  90         decodeHex, err := hex.DecodeString(wantHex)
  91         if err != nil {
  92                 t.Fatal(err)
  93         }
  94
  95         if err := gotTxOutput.readFrom(blockchain.NewReader(decodeHex)); err != nil {
  96                 t.Fatal(err)
  97         }
  98
  99         if !testutil.DeepEqual(*voteTxOutput, gotTxOutput) {
 100                 t.Errorf("expected marshaled/unmarshaled txoutput to be:\n%sgot:\n%s", spew.Sdump(*voteTxOutput), spew.Sdump(gotTxOutput))
 101         }
 102 }
 103
 104 func TestComputeOutputID(t *testing.T) {
 105         btmAssetID := testutil.MustDecodeAsset("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")
 106         cases := []struct {
 107                 sc           *SpendCommitment
 108                 wantOutputID string
 109         }{
 110                 {
 111                         sc: &SpendCommitment{
 112                                 AssetAmount:    bc.AssetAmount{AssetId: &btmAssetID, Amount: 1000},
 113                                 SourceID:       testutil.MustDecodeHash("4b5cb973f5bef4eadde4c89b92ee73312b940e84164da0594149554cc8a2adea"),
 114                                 SourcePosition: 2,
 115                                 VMVersion:      1,
 116                                 ControlProgram: testutil.MustDecodeHexString("0014cb9f2391bafe2bc1159b2c4c8a0f17ba1b4dd94e"),
 117                         },
 118                         wantOutputID: "c9902bad769008917d14710d60391a43fe6cbd255c839045425c65f749c39d81",
 119                 },
 120                 {
 121                         sc: &SpendCommitment{
 122                                 AssetAmount:    bc.AssetAmount{AssetId: &btmAssetID, Amount: 999},
 123                                 SourceID:       testutil.MustDecodeHash("9e74e35362ffc73c8967aa0008da8fcbc62a21d35673fb970445b5c2972f8603"),
 124                                 SourcePosition: 2,
 125                                 VMVersion:      1,
 126                                 ControlProgram: testutil.MustDecodeHexString("001418549d84daf53344d32563830c7cf979dc19d5c0"),
 127                         },
 128                         wantOutputID: "4d038eed93338f4dfc8603101bc70f4b8e662e69828c6dadf4207b5dfaf66275",
 129                 },
 130         }
 131
 132         for _, c := range cases {
 133                 outputID, err := ComputeOutputID(c.sc)
 134                 if err != nil {
 135                         t.Fatal(err)
 136                 }
 137
 138                 if c.wantOutputID != outputID.String() {
 139                         t.Errorf("test compute output id fail, got:%s, want:%s", outputID.String(), c.wantOutputID)
 140                 }
 141         }
 142 }