stubs_and_user_stubs_in_sys_tests.py

# This script is licensed under BSD License, see file LICENSE.txt.
#
# (c) TASKING Germany GmbH, 2023
 
import time
import isystem.connect as ic
 
 
winidea_id = ''
 
 
def init_target() -> ic.ConnectionMgr:
    cmgr = ic.ConnectionMgr()
    cmgr.connect(ic.CConnectionConfig().instanceId(winidea_id))
 
    debug_ctrl = ic.CDebugFacade(cmgr)
    session_ctrl = ic.CSessionCtrl(cmgr)
 
    session_ctrl.begin_reset()
 
    debug_ctrl.runUntilFunction("main")
    debug_ctrl.waitUntilStopped()
 
    return cmgr
 
 
def run_test(cmgr: ic.ConnectionMgr):
    test_controller = ic.CSystemTestController(cmgr)
 
    # create normal stub - when it is hit, execution on target is stopped and
    # Python script can modify variables, then continue with execution
    stub_controller = test_controller.createStub('process_strings')
    # create user stub - replace function which modifies global parameter with
    # some other function. Execution on target does not stop, when the stub is hit.
    test_controller.createUserStub('get_random', 'stub_demo')
 
    test_controller.init()
 
    test_controller.run()
 
    test_controller.waitUntilStopped()
    testStatus = test_controller.getStatus()
    if testStatus == ic.IConnectTest.stateStub:
        print(f"Stub '{stub_controller.getStubName()}' hit.")
    else:
        raise Exception(f"Execution did not stop on stub. Status = {testStatus}")
 
    test_controller.run()
    time.sleep(2)
    test_controller.stop()
 
    g_process_counter = int(test_controller.evaluate('g_process_counter,d'), 0)
    if g_process_counter == 0:
        print('OK, function was stubbed!')
    else:
        print(f'ERROR: function was NOT stubbed! g_process_counter = {g_process_counter}')
 
    test_controller.destroy()
    print('OK')
 
 
def main():
    cmgr = init_target()
    print('initialized')
    run_test(cmgr)
 
 
if __name__ == '__main__':
    main()