hitl_tester.test_cases.bms.test_charger

Occasionally a timeout error will occur when we query the charger after turning it on. This test is designed to trigger that timeout, so we can determine if our solutions resolve the issue.

 1"""
 2Occasionally a timeout error will occur when we query the charger after turning it on.
 3This test is designed to trigger that timeout, so we can determine if our solutions resolve the issue.
 4"""
 5
 6from time import sleep
 7
 8import pytest
 9
10from hitl_tester.modules.bms.bms_hw import BMSHardware
11from hitl_tester.modules.logger import logger
12
13bms_hardware = BMSHardware(pytest.flags)  # type: ignore[arg-type]
14bms_hardware.init()
15
16
17def test_charge_booting():
18    """Attempt to trigger a timeout error."""
19    counter = 1
20    while True:
21        logger.write_info_to_report(f"Test #{counter}")
22        counter += 1
23        bms_hardware.charger.set_profile(4.2, 1.3)
24        bms_hardware.charger.enable()
25        sleep(1)  # <<< SOLUTION: The charger needs time to process the previous commands
26        bms_hardware.charger.resource.query(":MEAS:CURR?")  # May cause a timeout
27        sleep(1)
28        bms_hardware.charger.disable()
29        sleep(1)
30
31
32# bms_hardware.charger.charger_resource.visalib.last_status = StatusCode.error_timeout
33# bms_hardware.charger.charger_resource.last_status         = StatusCode.error_timeout
bms_hardware = <hitl_tester.modules.bms.bms_hw.BMSHardware object>
def test_charge_booting(): 
18def test_charge_booting():
19    """Attempt to trigger a timeout error."""
20    counter = 1
21    while True:
22        logger.write_info_to_report(f"Test #{counter}")
23        counter += 1
24        bms_hardware.charger.set_profile(4.2, 1.3)
25        bms_hardware.charger.enable()
26        sleep(1)  # <<< SOLUTION: The charger needs time to process the previous commands
27        bms_hardware.charger.resource.query(":MEAS:CURR?")  # May cause a timeout
28        sleep(1)
29        bms_hardware.charger.disable()
30        sleep(1)

Attempt to trigger a timeout error.