init

venv/lib/python3.11/site-packages/tests/test_uhfreader18.py

@@ -0,0 +1,46 @@
+from chafon_rfid.base import CommandRunner, ReaderCommand
+from chafon_rfid.transport import MockTransport
+from chafon_rfid.uhfreader18 import G2InventoryResponse, G2InventoryResponseFrame
+
+from chafon_rfid.command import G2_TAG_INVENTORY
+
+RESP_TAGS_1 = '13000103010c0000000000000000000003133f39'
+RESP_TAGS_3 = '13000103010c49440000000000000a000334a5fb'
+RESP_MULTIPLE_TAGS = '20000103020c0000000000000000000003130c0000000000000000000003149ac9'
+
+
+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.num_tags == 1
+    tag = next(frame.get_tag())
+    assert tag.epc == bytearray.fromhex('000000000000000000000313')
+    assert tag.rssi is None
+    assert tag.antenna_num == 1
+
+
+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.num_tags == 2
+    tag_generator = frame.get_tag()
+    tag1 = next(tag_generator)
+    assert tag1.epc == bytearray.fromhex('000000000000000000000313')
+    assert tag1.rssi is None
+    assert tag1.antenna_num == 1
+    tag2 = next(tag_generator)
+    assert tag2.epc == bytearray.fromhex('000000000000000000000314')
+    assert tag2.rssi is None
+    assert tag2.antenna_num == 1