github.com/mysteriumnetwork/node@v0.0.0-20240516044423-365054f76801/tequilapi/pkce/pkce_test.go (about)

     1  /*
     2   * Copyright (C) 2023 The "MysteriumNetwork/node" Authors.
     3   *
     4   * This program is free software: you can redistribute it and/or modify
     5   * it under the terms of the GNU 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   * This program 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 General Public License for more details.
    13   *
    14   * You should have received a copy of the GNU General Public License
    15   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    16   */
    17  
    18  package pkce
    19  
    20  import (
    21  	"encoding/base64"
    22  	"testing"
    23  
    24  	"github.com/stretchr/testify/assert"
    25  )
    26  
    27  func TestPKCEInfo(t *testing.T) {
    28  	_, err := New(42)
    29  	assert.Error(t, err)
    30  
    31  	_, err = New(129)
    32  	assert.Error(t, err)
    33  
    34  	for i := 43; i < 129; i++ {
    35  		info, err := New(uint(i))
    36  		assert.NoError(t, err)
    37  
    38  		assert.NotEmpty(t, info.CodeVerifier)
    39  		assert.NotEmpty(t, info.CodeChallenge)
    40  
    41  		assert.Equal(t, i, len(info.CodeVerifier))
    42  
    43  		assert.Equal(t, info.CodeChallenge, ChallengeSHA256(info.CodeVerifier))
    44  
    45  		decoded, err := base64.RawURLEncoding.DecodeString(info.Base64URLCodeVerifier())
    46  		assert.NoError(t, err)
    47  		assert.Equal(t, info.CodeVerifier, string(decoded))
    48  	}
    49  
    50  }