transaction_test.go

/*
MIT License

Copyright (c) 2016 Sascha Hanse
Copyright (c) 2017 Shinya Yagyu

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
package giota

import (
	"encoding/json"
	"testing"
	"time"
)

// XXX: come up with more test cases that could ideally be
// 			shared accross implementations.

func TestNewTransactionFromTrits(t *testing.T) {
	var trytes Trytes = "999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999A9RGRKVGWMWMKOLVMDFWJUHNUNYWZTJADGGPZGXNLERLXYWJE9WQHWWBMCPZMVVMJUMWWBLZLNMLDCGDJ999999999999999999999999999999999999999999999999999999YGYQIVD99999999999999999999TXEFLKNPJRBYZPORHZU9CEMFIFVVQBUSTDGSJCZMBTZCDTTJVUFPTCCVHHORPMGCURKTH9VGJIXUQJVHK999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999"
	//var hash Trytes = "IPQYUNLDGKCLJVEJGVVISSQYVDJJWOXCW9RZXIDFKMBXDVZDXFBZNZJKBSTIMBKAXHFTGETEIPTZGNTJK"
	out := Transaction{
		SignatureMessageFragment: "999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999",
		Address:                  "A9RGRKVGWMWMKOLVMDFWJUHNUNYWZTJADGGPZGXNLERLXYWJE9WQHWWBMCPZMVVMJUMWWBLZLNMLDCGDJ",
		Value:                    0,
		Tag:                      "999999999999999999999999999",
		Timestamp:                time.Unix(1482522289, 0),
		CurrentIndex:             0,
		LastIndex:                0,
		Bundle:                   "TXEFLKNPJRBYZPORHZU9CEMFIFVVQBUSTDGSJCZMBTZCDTTJVUFPTCCVHHORPMGCURKTH9VGJIXUQJVHK",
		Nonce:                    "999999999999999999999999999999999999999999999999999999999999999999999999999999999",
		TrunkTransaction:         "999999999999999999999999999999999999999999999999999999999999999999999999999999999",
		BranchTransaction:        "999999999999999999999999999999999999999999999999999999999999999999999999999999999",
	}

	tt, err := NewTransaction(trytes)
	if err != nil {
		t.Fatalf("TransactionFromTrits() expected err to be %#v but got %#v", nil, err)
	}

	if out.Trytes() != tt.Trytes() {
		t.Errorf("TransactionFromTrits()\nwant: %#v\nhave: %#v", out, tt)
	}

	js, err := json.Marshal(tt)
	if err != nil {
		t.Error(err)
	}

	if trytes != Trytes(js[1:len(js)-1]) {
		t.Error("transaction marshaller is incorrect.")
	}

	var tt2 Transaction
	if err := json.Unmarshal([]byte(`"`+trytes+`"`), &tt2); err != nil {
		t.Error(err)
	}

	if tt.Trytes() != tt2.Trytes() {
		t.Error("transaction unmarshaller is incorrect.")
	}

	//t.Logf("tt: %#v\n", tt)
}

func TestNonce(t *testing.T) {
	var trytes Trytes = "999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999AUFXOAEMTCSNCXJGFNNEUHD999QTAEMFUCKZJXZEOBXMCOOLMDMFXQESMFWYGRNDETXOTVZLZJBPNIRO9SFNEZG999999999999999999999JOONY9999999999999999999999WIZKPYD99999999999C99999999FKXIDJJNAOQEWYCSL9KWGJRXVNWAT99YHPEXC9SHCDGAVCFLLXJLXZWDTUPSLVLKZT9QZFQQWLXL9GBGDOJSHGFFLPXHSBEKAXEDIOKUEMYBYMTRGCRMGEFREMGCAKBWZL9ZOUSYDIEPKWPCHFBHVOOOXWXQM99999XZSBICKABLTERXWIBESQJCD9CVJMJYVCVVTGEORVF9V9XEHLJSUXGOQBEXDKIHMPXMQWRDLAM9FXA9999BINNY9999999999999999999999CEPV9KWJE999999999MMMMMMMMMJA999IEK9999999999999999999"
	tx, err := NewTransaction(trytes)
	if err != nil {
		t.Fatal(err)
	}

	if !tx.HasValidNonce(DefaultMinWeightMagnitude) {
		t.Error("cannot validate nonce")
	}
}

func TestTransaction_Hash(t *testing.T) {
	tests := []struct {
		name    string
		trytes  Trytes
		hashP81 Trytes
	}{
		{
			name:    "test 1",
			trytes:  "999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999A9RGRKVGWMWMKOLVMDFWJUHNUNYWZTJADGGPZGXNLERLXYWJE9WQHWWBMCPZMVVMJUMWWBLZLNMLDCGDJ999999999999999999999999999999999999999999999999999999YGYQIVD99999999999999999999TXEFLKNPJRBYZPORHZU9CEMFIFVVQBUSTDGSJCZMBTZCDTTJVUFPTCCVHHORPMGCURKTH9VGJIXUQJVHK999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999",
			hashP81: "WZWSSZGBNFPYFYVHQQUKFJYBIEEPOXMPVOWYPRMRJBQVXJOSBXCAWJTXSCGRZX9VTFJJZVXTWWYDWONQQ",
		},
		{
			name:    "test 2",
			trytes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
			hashP81: "WPM9JCTQH9QHBHBJCODWDNPSLFLQDZADRAEZTZDL9OEGTVRZARVLVJHZIMPBPCTAIYJKWTUSRKNNTMFOQ",
		},
	}

	for _, tt := range tests {
		// test input trytes hash
		if tt.trytes.Hash() != tt.hashP81 {
			t.Errorf("%s: trytes p81 hash is illegal %s\n", tt.name, tt.trytes.Hash())
		}

		// create tx from trytes
		tx, err := NewTransaction(tt.trytes)
		if err != nil {
			t.Fatalf("%s: NewTransaction gave err: %s", tt.name, err)
		}

		// test tx hash
		if tx.Hash() != tt.hashP81 {
			t.Errorf("%s: hashes dont match. tx.Hash(): %s, hashP81: %s",
				tt.name, tx.Hash(), tt.hashP81)
		}
	}
}