| // |
| // Copyright (C) 2015 Google, Inc. |
| // |
| // 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 <stdint.h> |
| #include <algorithm> |
| #include <array> |
| |
| #include <gtest/gtest.h> |
| |
| #include "service/common/bluetooth/uuid.h" |
| |
| using namespace bluetooth; |
| |
| namespace { |
| |
| const std::array<uint8_t, UUID::kNumBytes128> kBtSigBaseUUID = {{ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0x80, |
| 0x5f, 0x9b, 0x34, 0xfb, |
| }}; |
| |
| } // namespace |
| |
| // Verify that an uninitialized UUID is equal |
| // To the BT SIG Base UUID. |
| TEST(UUIDTest, DefaultUUID) { |
| UUID uuid; |
| ASSERT_TRUE(uuid.is_valid()); |
| ASSERT_TRUE(uuid.GetFullBigEndian() == kBtSigBaseUUID); |
| } |
| |
| // Verify that we initialize a 16-bit UUID in a |
| // way consistent with how we read it. |
| TEST(UUIDTest, Init16Bit) { |
| auto my_uuid_16 = kBtSigBaseUUID; |
| my_uuid_16[2] = 0xde; |
| my_uuid_16[3] = 0xad; |
| UUID uuid(UUID::UUID16Bit({{0xde, 0xad}})); |
| ASSERT_TRUE(uuid.is_valid()); |
| ASSERT_TRUE(uuid.GetFullBigEndian() == my_uuid_16); |
| ASSERT_TRUE(UUID::kNumBytes16 == uuid.GetShortestRepresentationSize()); |
| } |
| |
| // Verify that we initialize a 16-bit UUID in a |
| // way consistent with how we read it. |
| TEST(UUIDTest, Init16BitString) { |
| auto my_uuid_16 = kBtSigBaseUUID; |
| my_uuid_16[2] = 0xde; |
| my_uuid_16[3] = 0xad; |
| UUID uuid("dead"); |
| ASSERT_TRUE(uuid.is_valid()); |
| ASSERT_TRUE(uuid.GetFullBigEndian() == my_uuid_16); |
| ASSERT_TRUE(UUID::kNumBytes16 == uuid.GetShortestRepresentationSize()); |
| |
| uuid = UUID("0xdead"); |
| ASSERT_TRUE(uuid.is_valid()); |
| ASSERT_TRUE(uuid.GetFullBigEndian() == my_uuid_16); |
| ASSERT_TRUE(UUID::kNumBytes16 == uuid.GetShortestRepresentationSize()); |
| } |
| |
| // Verify that we initialize a 32-bit UUID in a |
| // way consistent with how we read it. |
| TEST(UUIDTest, Init32Bit) { |
| auto my_uuid_32 = kBtSigBaseUUID; |
| my_uuid_32[0] = 0xde; |
| my_uuid_32[1] = 0xad; |
| my_uuid_32[2] = 0xbe; |
| my_uuid_32[3] = 0xef; |
| UUID uuid(UUID::UUID32Bit({{0xde, 0xad, 0xbe, 0xef}})); |
| ASSERT_TRUE(uuid.is_valid()); |
| ASSERT_TRUE(uuid.GetFullBigEndian() == my_uuid_32); |
| ASSERT_TRUE(UUID::kNumBytes32 == uuid.GetShortestRepresentationSize()); |
| } |
| |
| // Verify correct reading of a 32-bit UUID initialized from string. |
| TEST(UUIDTest, Init32BitString) { |
| auto my_uuid_32 = kBtSigBaseUUID; |
| my_uuid_32[0] = 0xde; |
| my_uuid_32[1] = 0xad; |
| my_uuid_32[2] = 0xbe; |
| my_uuid_32[3] = 0xef; |
| UUID uuid("deadbeef"); |
| ASSERT_TRUE(uuid.is_valid()); |
| ASSERT_TRUE(uuid.GetFullBigEndian() == my_uuid_32); |
| ASSERT_TRUE(UUID::kNumBytes32 == uuid.GetShortestRepresentationSize()); |
| } |
| |
| // Verify that we initialize a 128-bit UUID in a |
| // way consistent with how we read it. |
| TEST(UUIDTest, Init128Bit) { |
| auto my_uuid_128 = kBtSigBaseUUID; |
| for (int i = 0; i < static_cast<int>(my_uuid_128.size()); ++i) { |
| my_uuid_128[i] = i; |
| } |
| |
| UUID uuid(my_uuid_128); |
| ASSERT_TRUE(uuid.is_valid()); |
| ASSERT_TRUE(uuid.GetFullBigEndian() == my_uuid_128); |
| ASSERT_TRUE(UUID::kNumBytes128 == uuid.GetShortestRepresentationSize()); |
| } |
| |
| // Verify that we initialize a 128-bit UUID in a |
| // way consistent with how we read it as LE. |
| TEST(UUIDTest, Init128BitLittleEndian) { |
| auto my_uuid_128 = kBtSigBaseUUID; |
| for (int i = 0; i < static_cast<int>(my_uuid_128.size()); ++i) { |
| my_uuid_128[i] = i; |
| } |
| |
| UUID uuid(my_uuid_128); |
| std::reverse(my_uuid_128.begin(), my_uuid_128.end()); |
| ASSERT_TRUE(uuid.is_valid()); |
| ASSERT_TRUE(uuid.GetFullLittleEndian() == my_uuid_128); |
| } |
| |
| // Verify that we initialize a 128-bit UUID in a |
| // way consistent with how we read it. |
| TEST(UUIDTest, Init128BitString) { |
| UUID::UUID128Bit my_uuid{ |
| {7, 1, 6, 8, 14, 255, 16, 2, 3, 4, 5, 6, 7, 8, 9, 10}}; |
| std::string my_uuid_string("07010608-0eff-1002-0304-05060708090a"); |
| |
| UUID uuid0(my_uuid); |
| UUID uuid1(my_uuid_string); |
| |
| ASSERT_TRUE(uuid0.is_valid()); |
| ASSERT_TRUE(uuid1.is_valid()); |
| ASSERT_TRUE(uuid0 == uuid1); |
| ASSERT_TRUE(UUID::kNumBytes128 == uuid0.GetShortestRepresentationSize()); |
| } |
| |
| TEST(UUIDTest, InitInvalid) { |
| UUID uuid0("000102030405060708090A0B0C0D0E0F"); |
| ASSERT_FALSE(uuid0.is_valid()); |
| |
| UUID uuid1("1*90"); |
| ASSERT_FALSE(uuid1.is_valid()); |
| |
| UUID uuid2("109g"); |
| ASSERT_FALSE(uuid1.is_valid()); |
| } |
| |
| TEST(UUIDTest, ToString) { |
| const UUID::UUID16Bit data{{0x18, 0x0d}}; |
| UUID uuid(data); |
| std::string uuid_string = uuid.ToString(); |
| EXPECT_EQ("0000180d-0000-1000-8000-00805f9b34fb", uuid_string); |
| } |