github.com/psiphon-Labs/psiphon-tunnel-core@v2.0.28+incompatible/psiphon/common/values/values_test.go (about)

     1  /*
     2   * Copyright (c) 2019, Psiphon Inc.
     3   * All rights reserved.
     4   *
     5   * This program is free software: you can redistribute it and/or modify
     6   * it under the terms of the GNU General Public License as published by
     7   * the Free Software Foundation, either version 3 of the License, or
     8   * (at your option) any later version.
     9   *
    10   * This program is distributed in the hope that it will be useful,
    11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    13   * GNU General Public License for more details.
    14   *
    15   * You should have received a copy of the GNU General Public License
    16   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    17   *
    18   */
    19  
    20  package values
    21  
    22  import (
    23  	"testing"
    24  
    25  	"github.com/Psiphon-Labs/psiphon-tunnel-core/psiphon/common"
    26  )
    27  
    28  func TestValues(t *testing.T) {
    29  
    30  	testValues := []string{"a", "b", "c"}
    31  
    32  	spec := NewPickOneSpec(testValues)
    33  
    34  	key, err := common.MakeSecureRandomBytes(32)
    35  	if err != nil {
    36  		t.Fatalf("MakeSecureRandomBytes failed: %s", err)
    37  	}
    38  
    39  	obfuscatedSpec, err := spec.Obfuscate(key, 10, 20)
    40  	if err != nil {
    41  		t.Fatalf("Obfuscate failed: %s", err)
    42  	}
    43  
    44  	spec = DeobfuscateValueSpec(obfuscatedSpec, key)
    45  	if spec == nil {
    46  		t.Fatalf("DeobfuscateValueSpec failed")
    47  	}
    48  
    49  	values := make(map[string]bool)
    50  
    51  	SetUserAgentsSpec(spec)
    52  
    53  	for i := 0; i < 100; i++ {
    54  		values[GetUserAgent()] = true
    55  	}
    56  
    57  	if len(values) != len(testValues) {
    58  		t.Fatalf("unexpected values count")
    59  	}
    60  
    61  	for _, testValue := range testValues {
    62  		_, ok := values[testValue]
    63  		if !ok {
    64  			t.Fatalf("unexpected missing value")
    65  		}
    66  	}
    67  }