def test_led_happy_path(monkeypatch):
vending_machine = VendingMachine(['192.168.1.35', '2', '3'], {})
monkeypatch.setattr('subprocess.run', lambda command, check, shell: CompletedProcess(['some_command'], returncode=0))
try:
vending_machine.left_group.led_color_with_time(255, 255, 255, 1000)
except CalledProcessError:
pytest.fail("Unexpected LED SSH command failure")
def test_led_exception_if_ssh_fails(monkeypatch):
with pytest.raises(CalledProcessError):
vending_machine = VendingMachine(['192.168.1.35', '2', '3'], {})
monkeypatch.setattr(
'subprocess.run', lambda command, check, shell: raise_(
CalledProcessError(1, ['ssh'])))
vending_machine.left_group.led_color_with_time(255, 255, 255, 1000)
def test_display(monkeypatch):
vending_machine = VendingMachine(['192.168.1.35', '2', '3'], {
'REMOTE_IMAGE_DIRECTORY': '/home/pi/elephant_vending_machine/images'})
vending_machine.left_group.display_on_screen('elephant.jpg', True)
time.sleep(3)
vending_machine.left_group.display_on_screen('elephant2.jpg', True)
assert type(
vending_machine.left_group.pid_of_previous_display_command) is int
def test_wait_for_input_timeout(monkeypatch):
monkeypatch.setattr('elephant_vending_machine.libraries.vending_machine.VendingMachine.signal_sender', '')
vending_machine = VendingMachine(['1', '2', '3'])
result = vending_machine.wait_for_input(
[vending_machine.left_group, vending_machine.right_group], 1000)
assert result == 'timeout'
def test_wait_for_input_timeout(monkeypatch):
monkeypatch.setattr('maestro.Controller.__init__', new_init_timeout)
vending_machine = VendingMachine(['1', '2', '3'])
result = vending_machine.wait_for_input(
[vending_machine.left_group, vending_machine.right_group], 1000)
assert result == 'timeout'