1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
from labgrid.resource.modbusrtu import ModbusRTU
from labgrid.driver.modbusrtudriver import ModbusRTUDriver
import pytest
def test_resource_with_minimum_argument(target):
dut = ModbusRTU(target, name=None, port="/dev/tty1", address=10)
assert dut.port == "/dev/tty1"
assert dut.address == 10
assert dut.speed == 115200
assert dut.timeout == 0.25
def test_resource_with_non_default_argument(target):
dut = ModbusRTU(target, name=None, port="/dev/tty1", address=10,
speed=9600, timeout=0.5)
assert dut.port == "/dev/tty1"
assert dut.address == 10
assert dut.speed == 9600
assert dut.timeout == 0.5
def test_driver(target, mocker):
pytest.importorskip("minimalmodbus")
mocker.patch('serial.Serial')
ModbusRTU(target, name=None, port="/dev/tty0", address=10)
driver = ModbusRTUDriver(target, name=None)
target.activate(driver)
assert driver.instrument.serial.baudrate == 115200
assert driver.instrument.serial.timeout == 0.25
|
