| // Copyright 2020 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "cryptohome/crc32.h" |
| |
| #include <vector> |
| |
| #include <gtest/gtest.h> |
| |
| namespace cryptohome { |
| |
| // TODO(b/168049518): Move to libchrome. |
| TEST(Crc32, TestVector1) { |
| const std::vector<uint8_t> data = {0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00}; |
| uint32_t sum = Crc32(data.data(), data.size()); |
| EXPECT_EQ(sum, 0x6522DF69); |
| } |
| |
| TEST(Crc32, TestVector2) { |
| const std::vector<uint8_t> data = {0xFF, 0xFF, 0xFF, 0xFF, |
| 0xFF, 0xFF, 0xFF, 0xFF}; |
| uint32_t sum = Crc32(data.data(), data.size()); |
| EXPECT_EQ(sum, 0x2144DF1C); |
| } |
| |
| TEST(Crc32, TestVector3) { |
| const std::vector<uint8_t> data = { |
| 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, |
| 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, |
| 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F}; |
| uint32_t sum = Crc32(data.data(), data.size()); |
| EXPECT_EQ(sum, 0x91267E8A); |
| } |
| |
| TEST(Crc32, TestVector4) { |
| const std::vector<uint8_t> data = { |
| 0x1F, 0x1E, 0x1D, 0x1C, 0x1B, 0x1A, 0x19, 0x18, 0x17, 0x16, 0x15, |
| 0x14, 0x13, 0x12, 0x11, 0x10, 0x0F, 0x0E, 0x0D, 0x0C, 0x0B, 0x0A, |
| 0x09, 0x08, 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00}; |
| uint32_t sum = Crc32(data.data(), data.size()); |
| EXPECT_EQ(sum, 0x9AB0EF72); |
| } |
| |
| } // namespace cryptohome |