| /* |
| * Copyright 2022 The Android Open Source Project |
| * |
| * 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 "hci/pcap_filter.h" |
| |
| #include <gtest/gtest.h> |
| |
| #include "hci/hci_packets.h" |
| |
| namespace rootcanal { |
| |
| using namespace bluetooth::hci; |
| |
| class PcapFilterTest : public ::testing::Test { |
| public: |
| PcapFilterTest() = default; |
| ~PcapFilterTest() override = default; |
| |
| protected: |
| PcapFilter pcap_filter_; |
| }; |
| |
| TEST_F(PcapFilterTest, UnchangedIfNotDeviceName) { |
| // Leaves gap data entries that do not contain a name unchanged. |
| std::vector<uint8_t> input_gap_data{ |
| 0x2, static_cast<uint8_t>(GapDataType::FLAGS), 0x0}; |
| std::vector<uint8_t> output_gap_data{input_gap_data.begin(), |
| input_gap_data.end()}; |
| pcap_filter_.FilterGapData(output_gap_data); |
| ASSERT_EQ(input_gap_data, output_gap_data); |
| } |
| |
| TEST_F(PcapFilterTest, ReplacesShortenedDeviceName) { |
| // Replaces the input gap data once, with a name of equal length. |
| std::vector<uint8_t> input_gap_data{ |
| 0x2, |
| static_cast<uint8_t>(GapDataType::FLAGS), |
| 0x0, |
| 0x4, |
| static_cast<uint8_t>(GapDataType::SHORTENED_LOCAL_NAME), |
| 0xa, |
| 0xb, |
| 0xc}; |
| std::vector<uint8_t> output_gap_data_1{input_gap_data.begin(), |
| input_gap_data.end()}; |
| pcap_filter_.FilterGapData(output_gap_data_1); |
| ASSERT_EQ(input_gap_data.size(), output_gap_data_1.size()); |
| ASSERT_NE(input_gap_data, output_gap_data_1); |
| |
| // Replaces the input gap data a second time with the same name. |
| std::vector<uint8_t> output_gap_data_2{input_gap_data.begin(), |
| input_gap_data.end()}; |
| pcap_filter_.FilterGapData(output_gap_data_2); |
| ASSERT_EQ(output_gap_data_1, output_gap_data_2); |
| } |
| |
| TEST_F(PcapFilterTest, ReplacesCompleteDeviceName) { |
| // Replaces the input gap data once, with a name of equal length. |
| std::vector<uint8_t> input_gap_data{ |
| 0x2, |
| static_cast<uint8_t>(GapDataType::FLAGS), |
| 0x0, |
| 0x4, |
| static_cast<uint8_t>(GapDataType::COMPLETE_LOCAL_NAME), |
| 0xa, |
| 0xb, |
| 0xc}; |
| std::vector<uint8_t> output_gap_data_1{input_gap_data.begin(), |
| input_gap_data.end()}; |
| pcap_filter_.FilterGapData(output_gap_data_1); |
| ASSERT_EQ(input_gap_data.size(), output_gap_data_1.size()); |
| ASSERT_NE(input_gap_data, output_gap_data_1); |
| |
| // Replaces the input gap data a second time with the same name. |
| std::vector<uint8_t> output_gap_data_2{input_gap_data.begin(), |
| input_gap_data.end()}; |
| pcap_filter_.FilterGapData(output_gap_data_2); |
| ASSERT_EQ(output_gap_data_1, output_gap_data_2); |
| } |
| |
| } // namespace rootcanal |