55from unittest .mock import MagicMock , AsyncMock , patch
66
77from bleak .backends .device import BLEDevice
8+ from bleak import BleakClient
89
910# Add project root to path for testing
1011import sys , os
1617 CONTROL_CHARACTERISTIC_UUID ,
1718 SCHEMA_VERSION ,
1819 CMD_SET_DIGIT_POSITIONS ,
19- DIGIT_IDS
20+ DIGIT_IDS ,
21+ GripType
2022)
2123
2224# --- Test Fixtures --- #
@@ -35,7 +37,8 @@ def mock_ble_device() -> BLEDevice:
3537@pytest .fixture
3638def mock_bleak_client () -> MagicMock :
3739 """Creates a mock BleakClient with an async write_gatt_char."""
38- mock_client = MagicMock ()
40+ # Use spec=BleakClient to make the mock pass isinstance checks
41+ mock_client = MagicMock (spec = BleakClient )
3942 mock_client .is_connected = True
4043 mock_client .write_gatt_char = AsyncMock () # Mock the async method
4144 mock_client .address = "00:11:22:33:44:55" # Add address attribute
@@ -51,21 +54,21 @@ def hand_instance(mock_ble_device, mock_bleak_client) -> Hand:
5154
5255# --- Helper Function --- #
5356
54- def build_expected_command (positions : list [ float ]) -> bytes :
55- """Helper to construct the expected command bytes for given positions ."""
57+ def build_expected_command (positions_dict : dict [ int , float ]) -> bytes :
58+ """Helper to construct the expected command bytes for a given position dictionary ."""
5659 # Start payload with the specific "Set Digit Positions" sub-byte (0x01)
5760 payload = bytearray ([0x01 ])
58- num_digits = len (positions )
59- for i in range (num_digits ):
60- digit_id = DIGIT_IDS [i ]
61- pos = max (0.0 , min (1.0 , positions [i ])) # Apply clamping like in the method
61+ # Ensure consistent order for predictable byte output in tests
62+ for digit_id in sorted (positions_dict .keys ()):
63+ if digit_id not in DIGIT_IDS :
64+ continue # Should not happen if test data is valid
65+ pos = max (0.0 , min (1.0 , positions_dict [digit_id ])) # Apply clamping like in the method
6266 # Append digit ID (1 byte) and position (4 bytes)
6367 payload .append (digit_id )
6468 payload .extend (struct .pack (">f" , pos ))
6569
6670 # Data length is the length of the entire payload (0x01 byte + N * (ID + float))
6771 data_length = len (payload )
68- # Corrected Endianness: Use > for Big-Endian header
6972 command_header = struct .pack (">BBBB" , SCHEMA_VERSION , CMD_SET_DIGIT_POSITIONS , 0x01 , data_length )
7073 return command_header + payload
7174
@@ -74,10 +77,11 @@ def build_expected_command(positions: list[float]) -> bytes:
7477@pytest .mark .asyncio
7578async def test_ShouldEncodeCorrectly_WhenSettingAllDigitPositions (hand_instance , mock_bleak_client ):
7679 """Verify command encoding for setting all 5 digits."""
77- positions = [0.1 , 0.2 , 0.3 , 0.4 , 0.5 ]
78- expected_command = build_expected_command (positions )
80+ # Use dictionary format
81+ positions_dict = {0 : 0.1 , 1 : 0.2 , 2 : 0.3 , 3 : 0.4 , 4 : 0.5 }
82+ expected_command = build_expected_command (positions_dict )
7983
80- await hand_instance .set_digit_positions (positions )
84+ await hand_instance .set_digit_positions (positions_dict )
8185
8286 mock_bleak_client .write_gatt_char .assert_awaited_once_with (
8387 CONTROL_CHARACTERISTIC_UUID ,
@@ -88,10 +92,11 @@ async def test_ShouldEncodeCorrectly_WhenSettingAllDigitPositions(hand_instance,
8892@pytest .mark .asyncio
8993async def test_ShouldEncodeCorrectly_WhenSettingPartialDigitPositions (hand_instance , mock_bleak_client ):
9094 """Verify command encoding for setting fewer than 5 digits."""
91- positions = [0.8 , 0.9 ]
92- expected_command = build_expected_command (positions )
95+ # Use dictionary format
96+ positions_dict = {0 : 0.8 , 1 : 0.9 }
97+ expected_command = build_expected_command (positions_dict )
9398
94- await hand_instance .set_digit_positions (positions )
99+ await hand_instance .set_digit_positions (positions_dict )
95100
96101 mock_bleak_client .write_gatt_char .assert_awaited_once_with (
97102 CONTROL_CHARACTERISTIC_UUID ,
@@ -102,11 +107,12 @@ async def test_ShouldEncodeCorrectly_WhenSettingPartialDigitPositions(hand_insta
102107@pytest .mark .asyncio
103108async def test_ShouldClampValues_WhenSettingDigitPositionsOutOfBounds (hand_instance , mock_bleak_client ):
104109 """Verify positions are clamped to the 0.0-1.0 range."""
105- positions = [- 0.5 , 1.5 , 0.5 ]
106- clamped_positions = [0.0 , 1.0 , 0.5 ] # Expected values after clamping
107- expected_command = build_expected_command (clamped_positions )
110+ # Use dictionary format
111+ positions_dict = {0 : - 0.5 , 1 : 1.5 , 2 : 0.5 }
112+ clamped_positions_dict = {0 : 0.0 , 1 : 1.0 , 2 : 0.5 } # Expected values after clamping
113+ expected_command = build_expected_command (clamped_positions_dict )
108114
109- await hand_instance .set_digit_positions (positions )
115+ await hand_instance .set_digit_positions (positions_dict )
110116
111117 mock_bleak_client .write_gatt_char .assert_awaited_once_with (
112118 CONTROL_CHARACTERISTIC_UUID ,
@@ -117,29 +123,31 @@ async def test_ShouldClampValues_WhenSettingDigitPositionsOutOfBounds(hand_insta
117123@pytest .mark .asyncio
118124async def test_ShouldNotSend_WhenNotConnected (hand_instance , mock_bleak_client ):
119125 """Verify command is not sent if the client is not connected."""
120- hand_instance ._client = None # Simulate not connected
121- positions = [0.5 ]
126+ # Simulate disconnected client state correctly
127+ mock_bleak_client .is_connected = False
128+ positions_dict = {0 : 0.5 }
122129
123130 # Patch logger to capture error messages
124131 with patch ('myolink.device.hand.logger' ) as mock_logger :
125- await hand_instance .set_digit_positions (positions )
132+ await hand_instance .set_digit_positions (positions_dict )
126133
127134 mock_bleak_client .write_gatt_char .assert_not_awaited ()
128135 mock_logger .error .assert_called_once_with ("Cannot send command: Not connected." )
129136
130137@pytest .mark .asyncio
131138@pytest .mark .parametrize ("invalid_positions" , [
132- [], # Empty list
133- [0.1 , 0.2 , 0.3 , 0.4 , 0.5 , 0.6 ], # Too many values
134- "not a list" , # Wrong type
135- [0.5 , "abc" , 0.5 ] # Invalid type within list
139+ {}, # Empty dict
140+ # Dictionary with too many items isn't strictly invalid for the dict format, but good to test?
141+ # {0: 0.1, 1: 0.2, 2: 0.3, 3: 0.4, 4: 0.5, 5: 0.6}, # Invalid digit ID 5 handled internally
142+ "not a dict" , # Wrong type
143+ {0 : 0.5 , "abc" : 0.5 }, # Invalid key type
144+ {0 : 0.5 , 1 : "abc" } # Invalid value type
136145])
137146async def test_ShouldLogErrors_WhenInputIsInvalid (hand_instance , mock_bleak_client , invalid_positions ):
138- """Verify errors are logged for various invalid inputs."""
147+ """Verify errors/warnings are logged for various invalid inputs."""
139148 # Patch logger to capture error messages
140149 with patch ('myolink.device.hand.logger' ) as mock_logger :
141150 await hand_instance .set_digit_positions (invalid_positions )
142151
143152 mock_bleak_client .write_gatt_char .assert_not_awaited ()
144- mock_logger .error .assert_called ()
145- # We could be more specific about the error message if needed
153+ # Check if either error or warning was called, as some invalid inputs might just warn
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