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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #include "net/quic/crypto/p256_key_exchange.h"
6 
7 #include "base/logging.h"
8 #include "testing/gtest/include/gtest/gtest.h"
9 
10 using std::string;
11 
12 namespace net {
13 namespace test {
14 
15 // SharedKey just tests that the basic key exchange identity holds: that both
16 // parties end up with the same key.
TEST(P256KeyExchange,SharedKey)17 TEST(P256KeyExchange, SharedKey) {
18   for (int i = 0; i < 5; i++) {
19     string alice_private(P256KeyExchange::NewPrivateKey());
20     string bob_private(P256KeyExchange::NewPrivateKey());
21 
22     ASSERT_FALSE(alice_private.empty());
23     ASSERT_FALSE(bob_private.empty());
24     ASSERT_NE(alice_private, bob_private);
25 
26     scoped_ptr<P256KeyExchange> alice(P256KeyExchange::New(alice_private));
27     scoped_ptr<P256KeyExchange> bob(P256KeyExchange::New(bob_private));
28 
29     ASSERT_TRUE(alice.get() != NULL);
30     ASSERT_TRUE(bob.get() != NULL);
31 
32     const base::StringPiece alice_public(alice->public_value());
33     const base::StringPiece bob_public(bob->public_value());
34 
35     std::string alice_shared, bob_shared;
36     ASSERT_TRUE(alice->CalculateSharedKey(bob_public, &alice_shared));
37     ASSERT_TRUE(bob->CalculateSharedKey(alice_public, &bob_shared));
38     ASSERT_EQ(alice_shared, bob_shared);
39   }
40 }
41 
42 }  // namespace test
43 }  // namespace net
44 
45