net/quic/crypto/quic_random_test.cc

   1 // Copyright (c) 2012 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/quic_random.h"
   6
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 namespace net {
  10 namespace test {
  11
  12 TEST(QuicRandomTest, RandBytes) {
  13   unsigned char buf1[16];
  14   unsigned char buf2[16];
  15   memset(buf1, 0xaf, sizeof(buf1));
  16   memset(buf2, 0xaf, sizeof(buf2));
  17   ASSERT_EQ(0, memcmp(buf1, buf2, sizeof(buf1)));
  18
  19   QuicRandom* rng = QuicRandom::GetInstance();
  20   rng->RandBytes(buf1, sizeof(buf1));
  21   EXPECT_NE(0, memcmp(buf1, buf2, sizeof(buf1)));
  22 }
  23
  24 TEST(QuicRandomTest, RandUint64) {
  25   QuicRandom* rng = QuicRandom::GetInstance();
  26   uint64 value1 = rng->RandUint64();
  27   uint64 value2 = rng->RandUint64();
  28   EXPECT_NE(value1, value2);
  29 }
  30
  31 TEST(QuicRandomTest, Reseed) {
  32   char buf[1024];
  33   memset(buf, 0xaf, sizeof(buf));
  34
  35   QuicRandom* rng = QuicRandom::GetInstance();
  36   rng->Reseed(buf, sizeof(buf));
  37 }
  38
  39 }  // namespace test
  40 }  // namespace net