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esphome/tests/components/ble_device_base/test_gatt_client_contract.cpp
T

67 lines
2.8 KiB
C++

// The GATT client contract compiles in no real build until a hub backend is
// configured; this TU pins it on the host so the header cannot rot unseen.
#define USE_BLE_GATT_CLIENT
#include "esphome/components/ble_device_base/ble_gatt_client.h"
#include <gtest/gtest.h>
namespace esphome::ble_device_base::testing {
class RecordingListener : public GattClientEventListener {
public:
void on_connection_state(bool connected, uint16_t mtu, int error) override { this->connected_ = connected; }
void on_service_discovery_done(int error) override { this->discovery_error_ = error; }
void on_read_result(uint16_t handle, const uint8_t *data, uint16_t len, int error) override {}
void on_write_result(uint16_t handle, int error) override {}
void on_notify_state(uint16_t handle, bool enabled, int error) override {}
void on_notify_data(uint16_t handle, const uint8_t *data, uint16_t len) override {}
bool connected_{false};
int discovery_error_{0};
};
class MinimalConnection : public BLEGattConnection {
public:
int connect(uint64_t address, uint8_t addr_type) override {
if (this->listener_ != nullptr)
this->listener_->on_connection_state(true, 517, 0);
return 0;
}
int disconnect() override { return 0; }
int discover_services() override {
if (this->listener_ != nullptr)
this->listener_->on_service_discovery_done(0);
return 0;
}
int read_characteristic(uint16_t handle) override { return GATT_ERR_NOT_CONNECTED; }
int write_characteristic(uint16_t handle, const uint8_t *data, uint16_t len, bool response) override { return 0; }
int read_descriptor(uint16_t handle) override { return 0; }
int write_descriptor(uint16_t handle, const uint8_t *data, uint16_t len) override { return 0; }
int notify_characteristic(uint16_t handle, bool enable) override { return 0; }
int update_connection_params(uint16_t min_interval, uint16_t max_interval, uint16_t latency,
uint16_t timeout) override {
return 0;
}
GattServiceTable get_service_table() override { return {}; }
void release_services() override {}
};
TEST(BleGattClientContract, MinimalImplementerCompilesAndRoutesEvents) {
MinimalConnection connection;
RecordingListener listener;
connection.set_listener(&listener);
EXPECT_EQ(connection.connect(0xAABBCCDDEEFFULL, 0), 0);
EXPECT_TRUE(listener.connected_);
EXPECT_EQ(connection.discover_services(), 0);
EXPECT_EQ(listener.discovery_error_, 0);
EXPECT_EQ(connection.read_characteristic(1), GATT_ERR_NOT_CONNECTED);
// A default table is empty and safe to walk.
GattServiceTable table = connection.get_service_table();
EXPECT_EQ(table.service_count, 0);
EXPECT_EQ(table.characteristic_count, 0);
EXPECT_EQ(table.descriptor_count, 0);
}
} // namespace esphome::ble_device_base::testing