Chromium Code Reviews| OLD | NEW |
|---|---|
| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "base/basictypes.h" | 5 #include <limits> |
| 6 | |
| 6 #include "base/logging.h" | 7 #include "base/logging.h" |
| 7 #include "net/base/int128.h" | 8 #include "net/base/int128.h" |
| 8 #include "testing/gtest/include/gtest/gtest.h" | 9 #include "testing/gtest/include/gtest/gtest.h" |
| 9 | 10 |
| 10 | |
| 11 TEST(Int128, AllTests) { | 11 TEST(Int128, AllTests) { |
| 12 uint128 zero(0); | 12 uint128 zero(0); |
| 13 uint128 one(1); | 13 uint128 one(1); |
| 14 uint128 one_2arg(0, 1); | 14 uint128 one_2arg(0, 1); |
| 15 uint128 two(0, 2); | 15 uint128 two(0, 2); |
| 16 uint128 three(0, 3); | 16 uint128 three(0, 3); |
| 17 uint128 big(2000, 2); | 17 uint128 big(2000, 2); |
| 18 uint128 big_minus_one(2000, 1); | 18 uint128 big_minus_one(2000, 1); |
| 19 uint128 bigger(2001, 1); | 19 uint128 bigger(2001, 1); |
| 20 uint128 biggest(kuint128max); | 20 uint128 biggest(kuint128max); |
| 21 uint128 high_low(1, 0); | 21 uint128 high_low(1, 0); |
| 22 uint128 low_high(0, kuint64max); | 22 uint128 low_high(0, std::numeric_limits<uint64_t>::max()); |
|
mmenke
2015/12/07 16:06:51
Should probably include stdint.h in this file, too
Avi (use Gerrit)
2015/12/07 16:30:06
Done.
| |
| 23 EXPECT_LT(one, two); | 23 EXPECT_LT(one, two); |
| 24 EXPECT_GT(two, one); | 24 EXPECT_GT(two, one); |
| 25 EXPECT_LT(one, big); | 25 EXPECT_LT(one, big); |
| 26 EXPECT_LT(one, big); | 26 EXPECT_LT(one, big); |
| 27 EXPECT_EQ(one, one_2arg); | 27 EXPECT_EQ(one, one_2arg); |
| 28 EXPECT_NE(one, two); | 28 EXPECT_NE(one, two); |
| 29 EXPECT_GT(big, one); | 29 EXPECT_GT(big, one); |
| 30 EXPECT_GE(big, two); | 30 EXPECT_GE(big, two); |
| 31 EXPECT_GE(big, big_minus_one); | 31 EXPECT_GE(big, big_minus_one); |
| 32 EXPECT_GT(big, big_minus_one); | 32 EXPECT_GT(big, big_minus_one); |
| (...skipping 18 matching lines...) Expand all Loading... | |
| 51 EXPECT_EQ(big, big << 0); | 51 EXPECT_EQ(big, big << 0); |
| 52 EXPECT_EQ(big, big >> 0); | 52 EXPECT_EQ(big, big >> 0); |
| 53 EXPECT_GT(big << 1, big); | 53 EXPECT_GT(big << 1, big); |
| 54 EXPECT_LT(big >> 1, big); | 54 EXPECT_LT(big >> 1, big); |
| 55 EXPECT_EQ(big, (big << 10) >> 10); | 55 EXPECT_EQ(big, (big << 10) >> 10); |
| 56 EXPECT_EQ(big, (big >> 1) << 1); | 56 EXPECT_EQ(big, (big >> 1) << 1); |
| 57 EXPECT_EQ(one, (one << 80) >> 80); | 57 EXPECT_EQ(one, (one << 80) >> 80); |
| 58 EXPECT_EQ(zero, (one >> 80) << 80); | 58 EXPECT_EQ(zero, (one >> 80) << 80); |
| 59 EXPECT_EQ(zero, big >> 128); | 59 EXPECT_EQ(zero, big >> 128); |
| 60 EXPECT_EQ(zero, big << 128); | 60 EXPECT_EQ(zero, big << 128); |
| 61 EXPECT_EQ(Uint128High64(biggest), kuint64max); | 61 EXPECT_EQ(Uint128High64(biggest), std::numeric_limits<uint64_t>::max()); |
| 62 EXPECT_EQ(Uint128Low64(biggest), kuint64max); | 62 EXPECT_EQ(Uint128Low64(biggest), std::numeric_limits<uint64_t>::max()); |
| 63 EXPECT_EQ(zero + one, one); | 63 EXPECT_EQ(zero + one, one); |
| 64 EXPECT_EQ(one + one, two); | 64 EXPECT_EQ(one + one, two); |
| 65 EXPECT_EQ(big_minus_one + one, big); | 65 EXPECT_EQ(big_minus_one + one, big); |
| 66 EXPECT_EQ(one - one, zero); | 66 EXPECT_EQ(one - one, zero); |
| 67 EXPECT_EQ(one - zero, one); | 67 EXPECT_EQ(one - zero, one); |
| 68 EXPECT_EQ(zero - one, biggest); | 68 EXPECT_EQ(zero - one, biggest); |
| 69 EXPECT_EQ(big - big, zero); | 69 EXPECT_EQ(big - big, zero); |
| 70 EXPECT_EQ(big - one, big_minus_one); | 70 EXPECT_EQ(big - one, big_minus_one); |
| 71 EXPECT_EQ(big + kuint64max, bigger); | 71 EXPECT_EQ(big + std::numeric_limits<uint64_t>::max(), bigger); |
| 72 EXPECT_EQ(biggest + 1, zero); | 72 EXPECT_EQ(biggest + 1, zero); |
| 73 EXPECT_EQ(zero - 1, biggest); | 73 EXPECT_EQ(zero - 1, biggest); |
| 74 EXPECT_EQ(high_low - one, low_high); | 74 EXPECT_EQ(high_low - one, low_high); |
| 75 EXPECT_EQ(low_high + one, high_low); | 75 EXPECT_EQ(low_high + one, high_low); |
| 76 EXPECT_EQ(Uint128High64((uint128(1) << 64) - 1), 0u); | 76 EXPECT_EQ(Uint128High64((uint128(1) << 64) - 1), 0u); |
| 77 EXPECT_EQ(Uint128Low64((uint128(1) << 64) - 1), kuint64max); | 77 EXPECT_EQ(Uint128Low64((uint128(1) << 64) - 1), |
| 78 std::numeric_limits<uint64_t>::max()); | |
| 78 EXPECT_TRUE(!!one); | 79 EXPECT_TRUE(!!one); |
| 79 EXPECT_TRUE(!!high_low); | 80 EXPECT_TRUE(!!high_low); |
| 80 EXPECT_FALSE(!!zero); | 81 EXPECT_FALSE(!!zero); |
| 81 EXPECT_FALSE(!one); | 82 EXPECT_FALSE(!one); |
| 82 EXPECT_FALSE(!high_low); | 83 EXPECT_FALSE(!high_low); |
| 83 EXPECT_TRUE(!zero); | 84 EXPECT_TRUE(!zero); |
| 84 EXPECT_TRUE(zero == 0); | 85 EXPECT_TRUE(zero == 0); |
| 85 EXPECT_FALSE(zero != 0); | 86 EXPECT_FALSE(zero != 0); |
| 86 EXPECT_FALSE(one == 0); | 87 EXPECT_FALSE(one == 0); |
| 87 EXPECT_TRUE(one != 0); | 88 EXPECT_TRUE(one != 0); |
| (...skipping 162 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
| 250 uint128 x1(1, 2); | 251 uint128 x1(1, 2); |
| 251 uint128 x2(2, 4); | 252 uint128 x2(2, 4); |
| 252 x1 += x1; | 253 x1 += x1; |
| 253 EXPECT_EQ(x2, x1); | 254 EXPECT_EQ(x2, x1); |
| 254 | 255 |
| 255 uint128 x3(1, 1ull << 63); | 256 uint128 x3(1, 1ull << 63); |
| 256 uint128 x4(3, 0); | 257 uint128 x4(3, 0); |
| 257 x3 += x3; | 258 x3 += x3; |
| 258 EXPECT_EQ(x4, x3); | 259 EXPECT_EQ(x4, x3); |
| 259 } | 260 } |
| OLD | NEW |