init

venv/lib/python3.11/site-packages/tests/test_uhfreader288.py

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+from chafon_rfid.base import CommandRunner, ReaderCommand
+from chafon_rfid.transport import MockTransport
+from chafon_rfid.uhfreader288m import G2InventoryCommand, G2InventoryResponse, G2InventoryResponseFrame
+
+from chafon_rfid.command import CF_GET_READER_INFO, G2_TAG_INVENTORY
+
+RESP_TAGS_1 = '1500010301010c0000000000000000000003136bb1a5'
+RESP_TAGS_2 = '1500010301010c3039606303c74380001a055940f93e'
+RESP_TAGS_3 = '1500010304010c49440000000000000a0003346425c0'
+RESP_TAGS_4 = '0d000103010104003230386da3d2'
+RESP_NO_TAGS = '0700010101001e4b'
+RESP_MULTIPLE_TAGS = '2300010301020c0000000000000000000003136b0c0000000000000000000003146c70f2'
+
+
+def test_tag_inventory():
+    transport = MockTransport(bytearray.fromhex(RESP_TAGS_1))
+    command = ReaderCommand(G2_TAG_INVENTORY)
+    runner = CommandRunner(transport)
+    frame = G2InventoryResponseFrame(runner.run(command))
+    assert frame.result_status == 3
+    assert frame.resp_cmd == 0x01
+    assert frame.reader_addr == 0
+    assert frame.antenna == 1
+    assert frame.num_tags == 1
+    tag = next(frame.get_tag())
+    assert tag.epc == bytearray.fromhex('000000000000000000000313')
+    assert tag.rssi == 0x6b
+    assert tag.antenna_num == 1
+
+
+def test_tag_inventory_ant3():
+    transport = MockTransport(bytearray.fromhex(RESP_TAGS_3))
+    command = ReaderCommand(G2_TAG_INVENTORY)
+    runner = CommandRunner(transport)
+    frame = G2InventoryResponseFrame(runner.run(command))
+    assert frame.result_status == 3
+    assert frame.resp_cmd == 0x01
+    assert frame.reader_addr == 0
+    assert frame.antenna == 3
+    assert frame.num_tags == 1
+    tag = next(frame.get_tag())
+    assert tag.epc == bytearray.fromhex('49440000000000000a000334')
+    assert tag.rssi == 0x64
+    assert tag.antenna_num == 3
+
+
+def test_multiple_tags():
+    transport = MockTransport(bytearray.fromhex(RESP_MULTIPLE_TAGS))
+    command = ReaderCommand(G2_TAG_INVENTORY)
+    runner = CommandRunner(transport)
+    response = G2InventoryResponse(runner.run(command))
+    frame_generator = response.get_frame()
+    frame = next(frame_generator)
+    assert frame.result_status == 3
+    assert frame.resp_cmd == 0x01
+    assert frame.reader_addr == 0
+    assert frame.antenna == 1
+    assert frame.num_tags == 2
+    tag_generator = frame.get_tag()
+    tag1 = next(tag_generator)
+    assert tag1.epc == bytearray.fromhex('000000000000000000000313')
+    assert tag1.rssi == 0x6b
+    assert tag1.antenna_num == 1
+    tag2 = next(tag_generator)
+    assert tag2.epc == bytearray.fromhex('000000000000000000000314')
+    assert tag2.rssi == 0x6c
+    assert tag2.antenna_num == 1
+
+
+def test_inventory_command_defaults():
+
+    command = G2InventoryCommand()
+    assert command.data == list(bytearray.fromhex('0f0001000000008014'))
+
+
+def test_inventory_command():
+
+    command = G2InventoryCommand(q_value=2, session=1, mask_source=2, target=1, scan_time=3)
+    assert command.data == list(bytearray.fromhex('020102000000018003'))