github.com/carter-ya/go-ethereum@v0.0.0-20230628080049-d2309be3983b/crypto/signify/signify_test.go (about)

     1  // Copyright 2020 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  // signFile reads the contents of an input file and signs it (in armored format)
    18  // with the key provided, placing the signature into the output file.
    19  
    20  package signify
    21  
    22  import (
    23  	"math/rand"
    24  	"os"
    25  	"testing"
    26  	"time"
    27  
    28  	"github.com/jedisct1/go-minisign"
    29  )
    30  
    31  var (
    32  	testSecKey = "RWRCSwAAAABVN5lr2JViGBN8DhX3/Qb/0g0wBdsNAR/APRW2qy9Fjsfr12sK2cd3URUFis1jgzQzaoayK8x4syT4G3Gvlt9RwGIwUYIQW/0mTeI+ECHu1lv5U4Wa2YHEPIesVPyRm5M="
    33  	testPubKey = "RWTAPRW2qy9FjsBiMFGCEFv9Jk3iPhAh7tZb+VOFmtmBxDyHrFT8kZuT"
    34  )
    35  
    36  func TestSignify(t *testing.T) {
    37  	tmpFile, err := os.CreateTemp("", "")
    38  	if err != nil {
    39  		t.Fatal(err)
    40  	}
    41  	defer os.Remove(tmpFile.Name())
    42  	defer tmpFile.Close()
    43  
    44  	rand.Seed(time.Now().UnixNano())
    45  
    46  	data := make([]byte, 1024)
    47  	rand.Read(data)
    48  	tmpFile.Write(data)
    49  
    50  	if err = tmpFile.Close(); err != nil {
    51  		t.Fatal(err)
    52  	}
    53  
    54  	err = SignFile(tmpFile.Name(), tmpFile.Name()+".sig", testSecKey, "clé", "croissants")
    55  	if err != nil {
    56  		t.Fatal(err)
    57  	}
    58  	defer os.Remove(tmpFile.Name() + ".sig")
    59  
    60  	// Verify the signature using a golang library
    61  	sig, err := minisign.NewSignatureFromFile(tmpFile.Name() + ".sig")
    62  	if err != nil {
    63  		t.Fatal(err)
    64  	}
    65  
    66  	pKey, err := minisign.NewPublicKey(testPubKey)
    67  	if err != nil {
    68  		t.Fatal(err)
    69  	}
    70  
    71  	valid, err := pKey.VerifyFromFile(tmpFile.Name(), sig)
    72  	if err != nil {
    73  		t.Fatal(err)
    74  	}
    75  	if !valid {
    76  		t.Fatal("invalid signature")
    77  	}
    78  }
    79  
    80  func TestSignifyTrustedCommentTooManyLines(t *testing.T) {
    81  	tmpFile, err := os.CreateTemp("", "")
    82  	if err != nil {
    83  		t.Fatal(err)
    84  	}
    85  	defer os.Remove(tmpFile.Name())
    86  	defer tmpFile.Close()
    87  
    88  	rand.Seed(time.Now().UnixNano())
    89  
    90  	data := make([]byte, 1024)
    91  	rand.Read(data)
    92  	tmpFile.Write(data)
    93  
    94  	if err = tmpFile.Close(); err != nil {
    95  		t.Fatal(err)
    96  	}
    97  
    98  	err = SignFile(tmpFile.Name(), tmpFile.Name()+".sig", testSecKey, "", "crois\nsants")
    99  	if err == nil || err.Error() == "" {
   100  		t.Fatalf("should have errored on a multi-line trusted comment, got %v", err)
   101  	}
   102  	defer os.Remove(tmpFile.Name() + ".sig")
   103  }
   104  
   105  func TestSignifyTrustedCommentTooManyLinesLF(t *testing.T) {
   106  	tmpFile, err := os.CreateTemp("", "")
   107  	if err != nil {
   108  		t.Fatal(err)
   109  	}
   110  	defer os.Remove(tmpFile.Name())
   111  	defer tmpFile.Close()
   112  
   113  	rand.Seed(time.Now().UnixNano())
   114  
   115  	data := make([]byte, 1024)
   116  	rand.Read(data)
   117  	tmpFile.Write(data)
   118  
   119  	if err = tmpFile.Close(); err != nil {
   120  		t.Fatal(err)
   121  	}
   122  
   123  	err = SignFile(tmpFile.Name(), tmpFile.Name()+".sig", testSecKey, "crois\rsants", "")
   124  	if err != nil {
   125  		t.Fatal(err)
   126  	}
   127  	defer os.Remove(tmpFile.Name() + ".sig")
   128  }
   129  
   130  func TestSignifyTrustedCommentEmpty(t *testing.T) {
   131  	tmpFile, err := os.CreateTemp("", "")
   132  	if err != nil {
   133  		t.Fatal(err)
   134  	}
   135  	defer os.Remove(tmpFile.Name())
   136  	defer tmpFile.Close()
   137  
   138  	rand.Seed(time.Now().UnixNano())
   139  
   140  	data := make([]byte, 1024)
   141  	rand.Read(data)
   142  	tmpFile.Write(data)
   143  
   144  	if err = tmpFile.Close(); err != nil {
   145  		t.Fatal(err)
   146  	}
   147  
   148  	err = SignFile(tmpFile.Name(), tmpFile.Name()+".sig", testSecKey, "", "")
   149  	if err != nil {
   150  		t.Fatal(err)
   151  	}
   152  	defer os.Remove(tmpFile.Name() + ".sig")
   153  }