github.com/SmartMeshFoundation/Spectrum@v0.0.0-20220621030607-452a266fee1e/whisper/whisperv6/envelope_test.go (about)

     1  // Copyright 2017 The Spectrum Authors
     2  // This file is part of the Spectrum library.
     3  //
     4  // The Spectrum 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 Spectrum 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 Spectrum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  // Contains the tests associated with the Whisper protocol Envelope object.
    18  
    19  package whisperv6
    20  
    21  import (
    22  	mrand "math/rand"
    23  	"testing"
    24  
    25  	"github.com/SmartMeshFoundation/Spectrum/crypto"
    26  )
    27  
    28  func TestEnvelopeOpenAcceptsOnlyOneKeyTypeInFilter(t *testing.T) {
    29  	symKey := make([]byte, aesKeyLength)
    30  	mrand.Read(symKey)
    31  
    32  	asymKey, err := crypto.GenerateKey()
    33  	if err != nil {
    34  		t.Fatalf("failed GenerateKey with seed %d: %s.", seed, err)
    35  	}
    36  
    37  	params := MessageParams{
    38  		PoW:      0.01,
    39  		WorkTime: 1,
    40  		TTL:      uint32(mrand.Intn(1024)),
    41  		Payload:  make([]byte, 50),
    42  		KeySym:   symKey,
    43  		Dst:      nil,
    44  	}
    45  
    46  	mrand.Read(params.Payload)
    47  
    48  	msg, err := NewSentMessage(&params)
    49  	if err != nil {
    50  		t.Fatalf("failed to create new message with seed %d: %s.", seed, err)
    51  	}
    52  
    53  	e, err := msg.Wrap(&params)
    54  	if err != nil {
    55  		t.Fatalf("Failed to Wrap the message in an envelope with seed %d: %s", seed, err)
    56  	}
    57  
    58  	f := Filter{KeySym: symKey, KeyAsym: asymKey}
    59  
    60  	decrypted := e.Open(&f)
    61  	if decrypted != nil {
    62  		t.Fatalf("Managed to decrypt a message with an invalid filter, seed %d", seed)
    63  	}
    64  }