1 /*
2 * Copyright 2018 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <gtest/gtest.h>
18
19 #include "avrcp_packet.h"
20 #include "avrcp_test_packets.h"
21 #include "packet_test_helper.h"
22
23 namespace bluetooth {
24
25 // A helper class that has public accessors to protected methods
26 class TestPacketBuilder : public PacketBuilder {
27 public:
MakeBuilder(std::vector<uint8_t> data)28 static std::unique_ptr<TestPacketBuilder> MakeBuilder(
29 std::vector<uint8_t> data) {
30 std::unique_ptr<TestPacketBuilder> builder(new TestPacketBuilder(data));
31 return builder;
32 };
33
34 // Make all the utility functions public
35 using PacketBuilder::ReserveSpace;
36 using PacketBuilder::AddPayloadOctets1;
37 using PacketBuilder::AddPayloadOctets2;
38 using PacketBuilder::AddPayloadOctets3;
39 using PacketBuilder::AddPayloadOctets4;
40 using PacketBuilder::AddPayloadOctets6;
41 using PacketBuilder::AddPayloadOctets8;
42
size() const43 size_t size() const override { return data_.size(); };
44
Serialize(const std::shared_ptr<Packet> & pkt)45 bool Serialize(const std::shared_ptr<Packet>& pkt) override {
46 ReserveSpace(pkt, size());
47
48 for (uint8_t byte : data_) {
49 AddPayloadOctets1(pkt, byte);
50 }
51
52 return true;
53 }
54
TestPacketBuilder(std::vector<uint8_t> data)55 TestPacketBuilder(std::vector<uint8_t> data) : data_(data){};
56
57 std::vector<uint8_t> data_;
58 };
59
60 namespace avrcp {
61
62 using TestAvrcpPacket = TestPacketType<Packet>;
63
TEST(AvrcpPacketBuilderTest,buildPacketTest)64 TEST(AvrcpPacketBuilderTest, buildPacketTest) {
65 std::vector<uint8_t> get_capabilities_request_payload = {
66 0x00, 0x19, 0x58, 0x10, 0x00, 0x00, 0x01, 0x03};
67 auto cap_req_builder =
68 TestPacketBuilder::MakeBuilder(get_capabilities_request_payload);
69
70 auto builder = PacketBuilder::MakeBuilder(
71 CType::STATUS, 0x09, 0x00, Opcode::VENDOR, std::move(cap_req_builder));
72
73 ASSERT_EQ(builder->size(), get_capabilities_request.size());
74
75 auto test_packet = TestAvrcpPacket::Make();
76 builder->Serialize(test_packet);
77 ASSERT_EQ(test_packet->GetData(), get_capabilities_request);
78 }
79
TEST(AvrcpPacketTest,getterTests)80 TEST(AvrcpPacketTest, getterTests) {
81 auto test_avrcp_packet = TestAvrcpPacket::Make(get_capabilities_request);
82
83 ASSERT_EQ(test_avrcp_packet->GetCType(), CType::STATUS);
84 ASSERT_EQ(test_avrcp_packet->GetSubunitType(), 0x09);
85 ASSERT_EQ(test_avrcp_packet->GetSubunitId(), 0x00);
86 ASSERT_EQ(test_avrcp_packet->GetOpcode(), Opcode::VENDOR);
87 }
88
TEST(AvrcpPacketTest,getterMaskTests)89 TEST(AvrcpPacketTest, getterMaskTests) {
90 auto bad_get_cap_data = get_capabilities_request;
91 bad_get_cap_data[0] = 0xFF; // CType
92 bad_get_cap_data[1] = 0xFF; // Subunit Type & ID
93
94 auto test_avrcp_packet = TestAvrcpPacket::Make(bad_get_cap_data);
95
96 ASSERT_EQ(test_avrcp_packet->GetCType(), CType::INTERIM);
97 ASSERT_EQ(test_avrcp_packet->GetSubunitType(), 0b00011111);
98 ASSERT_EQ(test_avrcp_packet->GetSubunitId(), 0b00000111);
99 }
100
TEST(AvrcpPacketTest,payloadBoundsTest)101 TEST(AvrcpPacketTest, payloadBoundsTest) {
102 auto test_avrcp_packet = TestAvrcpPacket::Make(get_capabilities_request);
103
104 std::vector<uint8_t> get_cap_payload_data = {0x00, 0x19, 0x58, 0x10,
105 0x00, 0x00, 0x01, 0x03};
106
107 auto get_cap_payload_packet = TestAvrcpPacket::Make(test_avrcp_packet);
108
109 // We are unable to do a direct vector compare here as one of the packets is
110 // a larger vector that only has a segment of data currently visible.
111 for (size_t i = 0; i < get_cap_payload_data.size(); i++) {
112 ASSERT_EQ(get_cap_payload_data[i], (*get_cap_payload_packet)[i]);
113 }
114 }
115
116 } // namespace avrcp
117 } // namespace bluetooth