| // Copyright 2012 Google Inc. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include <gtest/gtest.h> |
| #include <polo/util/poloutil.h> |
| |
| namespace polo { |
| namespace util { |
| |
| TEST(PoloUtilTest, BytesToHexString) { |
| uint8_t bytes[4] = {0xAA, 0xBB, 0xCC, 0xDD}; |
| std::string result = PoloUtil::BytesToHexString(bytes, 4); |
| ASSERT_EQ(std::string("AABBCCDD"), result); |
| } |
| |
| TEST(PoloUtilTest, BytesToHexStringLeadingNull) { |
| uint8_t bytes[4] = {0x00, 0xBB, 0xCC, 0xDD}; |
| std::string result = PoloUtil::BytesToHexString(bytes, 4); |
| ASSERT_EQ(std::string("BBCCDD"), result); |
| } |
| |
| TEST(PoloUtilTest, HexStringToBytes) { |
| uint8_t* bytes; |
| size_t length = PoloUtil::HexStringToBytes(std::string("AABBCCDD"), bytes); |
| ASSERT_EQ(4, length); |
| ASSERT_EQ(0xAA, bytes[0]); |
| ASSERT_EQ(0xBB, bytes[1]); |
| ASSERT_EQ(0xCC, bytes[2]); |
| ASSERT_EQ(0xDD, bytes[3]); |
| delete[] bytes; |
| } |
| |
| TEST(PoloUtilTest, IntToBigEndianBytes) { |
| uint8_t* bytes; |
| PoloUtil::IntToBigEndianBytes(0xAABBCCDD, bytes); |
| ASSERT_EQ(0xAA, bytes[0]); |
| ASSERT_EQ(0xBB, bytes[1]); |
| ASSERT_EQ(0xCC, bytes[2]); |
| ASSERT_EQ(0xDD, bytes[3]); |
| delete[] bytes; |
| } |
| |
| TEST(PoloUtilTest, IntToBigEndianBytes_NullBytes) { |
| uint8_t* bytes; |
| PoloUtil::IntToBigEndianBytes(0x00AABB00, bytes); |
| ASSERT_EQ(0x00, bytes[0]); |
| ASSERT_EQ(0xAA, bytes[1]); |
| ASSERT_EQ(0xBB, bytes[2]); |
| ASSERT_EQ(0x00, bytes[3]); |
| delete[] bytes; |
| } |
| |
| TEST(PoloUtilTest, BigEndianBytesToInt) { |
| uint8_t bytes[4] = {0xAA, 0xBB, 0xCC, 0xDD}; |
| const uint32_t value = PoloUtil::BigEndianBytesToInt(bytes); |
| ASSERT_EQ(0xAABBCCDD, value); |
| } |
| |
| TEST(PoloUtilTest, BigEndianBytesToInt_NullBytes) { |
| uint8_t bytes[4] = {0x00, 0xAA, 0xBB, 0x00}; |
| const uint32_t value = PoloUtil::BigEndianBytesToInt(bytes); |
| ASSERT_EQ(0x00AABB00, value); |
| } |
| |
| TEST(PoloUtilTest, GenerateRandomBytes) { |
| uint8_t* random1 = PoloUtil::GenerateRandomBytes(16); |
| ASSERT_TRUE(random1); |
| const std::string value1 = PoloUtil::BytesToHexString(random1, 16); |
| delete[] random1; |
| |
| uint8_t* random2 = PoloUtil::GenerateRandomBytes(16); |
| ASSERT_TRUE(random2); |
| const std::string value2 = PoloUtil::BytesToHexString(random2, 16); |
| delete[] random2; |
| |
| ASSERT_NE(value1, value2); |
| } |
| |
| } // namespace util |
| } // namespace polo |