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_test_packets.h"
20 #include "capabilities_packet.h"
21 #include "packet_test_helper.h"
22 
23 namespace bluetooth {
24 namespace avrcp {
25 
26 using GetCapRequestTestPacket = TestPacketType<GetCapabilitiesRequest>;
27 
28 // Test parsing a GetCapabilities Request
TEST(GetCapabilitiesRequestPacketTest,getterTest)29 TEST(GetCapabilitiesRequestPacketTest, getterTest) {
30   auto test_packet = GetCapRequestTestPacket::Make(get_capabilities_request);
31 
32   ASSERT_EQ(test_packet->GetCapabilityRequested(),
33             Capability::EVENTS_SUPPORTED);
34 }
35 
TEST(GetCapabilitiesRequestPacketTest,validTest)36 TEST(GetCapabilitiesRequestPacketTest, validTest) {
37   auto test_packet = GetCapRequestTestPacket::Make(get_capabilities_request);
38   ASSERT_TRUE(test_packet->IsValid());
39 }
40 
TEST(GetCapabilitiesRequestPacketTest,invalidTest)41 TEST(GetCapabilitiesRequestPacketTest, invalidTest) {
42   std::vector<uint8_t> packet_copy = get_capabilities_request;
43   packet_copy.push_back(0x00);
44   auto test_packet = GetCapRequestTestPacket::Make(packet_copy);
45   ASSERT_FALSE(test_packet->IsValid());
46 
47   std::vector<uint8_t> short_packet = {
48       0, 1, 2, 3, 4, 5, 6,
49   };
50   test_packet = GetCapRequestTestPacket::Make(short_packet);
51   ASSERT_FALSE(test_packet->IsValid());
52 }
53 
54 // Test that the length returned by the builder grows correctlyas fields are
55 // added
TEST(GetCapabilityResponseBuilder,builderLengthTest)56 TEST(GetCapabilityResponseBuilder, builderLengthTest) {
57   auto builder = GetCapabilitiesResponseBuilder::MakeCompanyIdBuilder(0x000000);
58   ASSERT_EQ(builder->size(), 15u);
59   builder->AddCompanyId(0x000001);
60   ASSERT_EQ(builder->size(), 18u);
61   builder->AddCompanyId(0x000002);
62   ASSERT_EQ(builder->size(), 21u);
63 
64   builder = GetCapabilitiesResponseBuilder::MakeEventsSupportedBuilder(
65       Event::PLAYBACK_STATUS_CHANGED);
66   ASSERT_EQ(builder->size(), 13u);
67   builder->AddEvent(Event::TRACK_CHANGED);
68   ASSERT_EQ(builder->size(), 14u);
69   builder->AddEvent(Event::PLAYBACK_POS_CHANGED);
70   ASSERT_EQ(builder->size(), 15u);
71 }
72 
73 // Check to see that adding the same value multiple times does nothing
TEST(GetCapabilityResponseBuilder,duplicateAddTest)74 TEST(GetCapabilityResponseBuilder, duplicateAddTest) {
75   auto builder = GetCapabilitiesResponseBuilder::MakeCompanyIdBuilder(0x000000);
76   ASSERT_EQ(builder->size(), 15u);
77   builder->AddCompanyId(0x000000);
78   ASSERT_EQ(builder->size(), 15u);
79 
80   builder = GetCapabilitiesResponseBuilder::MakeEventsSupportedBuilder(
81       Event::PLAYBACK_STATUS_CHANGED);
82   ASSERT_EQ(builder->size(), 13u);
83   builder->AddEvent(Event::PLAYBACK_STATUS_CHANGED);
84   ASSERT_EQ(builder->size(), 13u);
85 }
86 
87 // Test that trying to to add the wrong type of field to a builder causes death
TEST(GetCapabilityResponseBuilder,mismatchAddDeathTest)88 TEST(GetCapabilityResponseBuilder, mismatchAddDeathTest) {
89   auto builder = GetCapabilitiesResponseBuilder::MakeCompanyIdBuilder(0x000000);
90   ASSERT_DEATH(builder->AddEvent(Event::PLAYBACK_STATUS_CHANGED),
91                "capability_ == Capability::EVENTS_SUPPORTED");
92 
93   builder = GetCapabilitiesResponseBuilder::MakeEventsSupportedBuilder(
94       Event::PLAYBACK_STATUS_CHANGED);
95   ASSERT_DEATH(builder->AddCompanyId(0x000000),
96                "capability_ == Capability::COMPANY_ID");
97 }
98 
99 // Test building a GetCapabilities Response to a Company ID request
TEST(GetCapabilityResponseBuilder,comanyIdBuilderTest)100 TEST(GetCapabilityResponseBuilder, comanyIdBuilderTest) {
101   auto builder = GetCapabilitiesResponseBuilder::MakeCompanyIdBuilder(0x002345);
102   builder->AddCompanyId(BLUETOOTH_COMPANY_ID);
103 
104   auto test_packet = GetCapRequestTestPacket::Make();
105   builder->Serialize(test_packet);
106   ASSERT_EQ(test_packet->GetData(), get_capabilities_response_company_id);
107 }
108 
109 // Test building a GetCapabilities Response to an Events Supported request
TEST(GetCapabilityResponseBuilder,eventsSupportedBuilderTest)110 TEST(GetCapabilityResponseBuilder, eventsSupportedBuilderTest) {
111   auto builder = GetCapabilitiesResponseBuilder::MakeEventsSupportedBuilder(
112       Event::PLAYBACK_STATUS_CHANGED);
113   builder->AddEvent(Event::TRACK_CHANGED);
114   builder->AddEvent(Event::PLAYBACK_POS_CHANGED);
115 
116   auto test_packet = GetCapRequestTestPacket::Make();
117   builder->Serialize(test_packet);
118   ASSERT_EQ(test_packet->GetData(), get_capabilities_response_events_supported);
119 }
120 
121 }  // namespace avrcp
122 }  // namespace bluetooth