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/******************************************************************************
*
* Copyright 2018 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 "gatt/database_builder.h"
#include <base/logging.h>
#include <gtest/gtest.h>
#include <iterator>
#include <utility>
#include "types/bluetooth/uuid.h"
using bluetooth::Uuid;
namespace gatt {
namespace {
/* make_pair doesn't work well with ASSERT_EQ, have own helper instead */
inline std::pair<uint16_t, uint16_t> make_pair_u16(uint16_t first,
uint16_t second) {
return std::make_pair(first, second);
}
Uuid SERVICE_1_UUID = Uuid::FromString("00001800-0000-1000-8000-00805f9b34fb");
Uuid SERVICE_2_UUID = Uuid::FromString("00001801-0000-1000-8000-00805f9b34fb");
Uuid SERVICE_3_UUID = Uuid::FromString("0000180f-0000-1000-8000-00805f9b34fb");
Uuid SERVICE_4_UUID = Uuid::FromString("0000fef5-0000-1000-8000-00805f9b34fb");
Uuid SERVICE_5_UUID = Uuid::FromString("0000180a-0000-1000-8000-00805f9b34fb");
Uuid SERVICE_1_CHAR_1_UUID =
Uuid::FromString("00002a00-0000-1000-8000-00805f9b34fb");
Uuid SERVICE_1_CHAR_1_DESC_1_UUID =
Uuid::FromString("00002902-0000-1000-8000-00805f9b34fb");
} // namespace
/* Verify adding empty service works ok */
TEST(DatabaseBuilderTest, EmptyServiceAddTest) {
DatabaseBuilder builder;
EXPECT_FALSE(builder.InProgress());
// Simple database, just one empty
builder.AddService(0x0001, 0x0001, SERVICE_1_UUID, true);
EXPECT_FALSE(builder.StartNextServiceExploration());
Database result = builder.Build();
// verify that the returned database matches what was discovered
auto service = result.Services().begin();
ASSERT_EQ(service->handle, 0x0001);
ASSERT_EQ(service->end_handle, 0x0001);
ASSERT_EQ(service->is_primary, true);
ASSERT_EQ(service->uuid, SERVICE_1_UUID);
}
/* Verify adding service, characteristic and descriptor work */
TEST(DatabaseBuilderTest, DescriptorAddTest) {
DatabaseBuilder builder;
EXPECT_FALSE(builder.InProgress());
// Simple database, just one empty
builder.AddService(0x0001, 0x000f, SERVICE_1_UUID, true);
builder.AddCharacteristic(0x0002, 0x0003, SERVICE_1_CHAR_1_UUID, 0x02);
builder.AddDescriptor(0x0004, SERVICE_1_CHAR_1_DESC_1_UUID);
Database result = builder.Build();
// verify that the returned database matches what was discovered
auto service = result.Services().begin();
ASSERT_EQ(service->handle, 0x0001);
ASSERT_EQ(service->end_handle, 0x000f);
ASSERT_EQ(service->is_primary, true);
ASSERT_EQ(service->uuid, SERVICE_1_UUID);
ASSERT_EQ(service->characteristics[0].uuid, SERVICE_1_CHAR_1_UUID);
ASSERT_EQ(service->characteristics[0].declaration_handle, 0x0002);
ASSERT_EQ(service->characteristics[0].value_handle, 0x0003);
ASSERT_EQ(service->characteristics[0].properties, 0x02);
ASSERT_EQ(service->characteristics[0].descriptors[0].uuid,
SERVICE_1_CHAR_1_DESC_1_UUID);
ASSERT_EQ(service->characteristics[0].descriptors[0].handle, 0x0004);
}
/* This test verifies that DatabaseBuilder properly handle discovery of
* secondary service, that is added to the discovery queue from included service
* definition. Such service might come out of order. */
TEST(DatabaseBuilderTest, SecondaryServiceOutOfOrderTest) {
DatabaseBuilder builder;
EXPECT_FALSE(builder.InProgress());
// At start of discovery, builder will receive All services in order from
// lower layers.
builder.AddService(0x0001, 0x000f, SERVICE_1_UUID, true);
builder.AddService(0x0030, 0x003f, SERVICE_3_UUID, true);
builder.AddService(0x0050, 0x005f, SERVICE_5_UUID, true);
// First service skipped, no place for handles
EXPECT_TRUE(builder.StartNextServiceExploration());
ASSERT_EQ(builder.CurrentlyExploredService(), make_pair_u16(0x0001, 0x000f));
// For this test, content of first service is irrevelant
EXPECT_TRUE(builder.StartNextServiceExploration());
// Grabbing first service, to start Included Service and Characteristic
// discovery
ASSERT_EQ(builder.CurrentlyExploredService(), make_pair_u16(0x0030, 0x003f));
builder.AddIncludedService(0x0031, SERVICE_4_UUID, 0x0040, 0x004f);
builder.AddIncludedService(0x0032, SERVICE_2_UUID, 0x0020, 0x002f);
/* Secondary service exploration */
EXPECT_TRUE(builder.StartNextServiceExploration());
ASSERT_EQ(builder.CurrentlyExploredService(), make_pair_u16(0x0020, 0x002f));
/* Secondary service exploration */
EXPECT_TRUE(builder.StartNextServiceExploration());
ASSERT_EQ(builder.CurrentlyExploredService(), make_pair_u16(0x0040, 0x004f));
/* Back to primary service exploration */
EXPECT_TRUE(builder.StartNextServiceExploration());
ASSERT_EQ(builder.CurrentlyExploredService(), make_pair_u16(0x0050, 0x005f));
Database result = builder.Build();
// verify that the returned database matches what was discovered
auto service = result.Services().begin();
ASSERT_EQ(service->handle, 0x0001);
ASSERT_EQ(service->is_primary, true);
ASSERT_EQ(service->uuid, SERVICE_1_UUID);
service++;
ASSERT_EQ(service->handle, 0x0020);
ASSERT_EQ(service->end_handle, 0x002f);
ASSERT_EQ(service->uuid, SERVICE_2_UUID);
ASSERT_EQ(service->is_primary, false);
service++;
ASSERT_EQ(service->handle, 0x0030);
ASSERT_EQ(service->end_handle, 0x003f);
ASSERT_EQ(service->uuid, SERVICE_3_UUID);
ASSERT_EQ(service->is_primary, true);
ASSERT_EQ(service->included_services.size(), (size_t)2);
ASSERT_EQ(service->included_services[0].start_handle, 0x0040);
ASSERT_EQ(service->included_services[0].end_handle, 0x004f);
ASSERT_EQ(service->included_services[1].start_handle, 0x0020);
ASSERT_EQ(service->included_services[1].end_handle, 0x002f);
service++;
ASSERT_EQ(service->handle, 0x0040);
ASSERT_EQ(service->uuid, SERVICE_4_UUID);
ASSERT_EQ(service->is_primary, false);
service++;
ASSERT_EQ(service->handle, 0x0050);
ASSERT_EQ(service->uuid, SERVICE_5_UUID);
ASSERT_EQ(service->is_primary, true);
service++;
ASSERT_EQ(service, result.Services().end());
}
} // namespace gatt
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