test: IO values and counter

tests/io_tests/test_ios.py

@@ -0,0 +1,107 @@
+# -*- coding: utf-8 -*-
+"""Tests instantiation all local classes."""
+__author__ = "Sven Sager"
+__copyright__ = "Copyright (C) 2024 Sven Sager"
+__license__ = "GPLv2"
+
+from os.path import dirname
+
+from revpimodio2.io import IntIOCounter
+from tests import TestRevPiModIO
+
+
+class TestIos(TestRevPiModIO):
+    data_dir = dirname(__file__)
+
+    def test_ios(self):
+        """Test values of IOs."""
+        rpi = self.modio()
+
+        # Change values
+        rpi.io.magazin1.value = 255
+        self.assertEqual(rpi.io.magazin1.value, 255)
+        rpi.device.virt01.setdefaultvalues()
+        self.assertEqual(rpi.io.magazin1.value, 0)
+
+        # Use __call__ function
+        with self.assertRaises(TypeError):
+            rpi.io.magazin1.set_value(44)
+        with self.assertRaises(ValueError):
+            rpi.io.magazin1.set_value(b"\x01\x01")
+        rpi.io.magazin1.set_value(b"\x01")
+        self.assertEqual(rpi.io.magazin1.value, 1)
+
+        # Inputs and Mems
+        with self.assertRaises(RuntimeError):
+            rpi.io.magazin1_max.set_value(b"\x01")
+        with self.assertRaises(RuntimeError):
+            rpi.io.InputMode_1.set_value(b"\x01")
+
+        rpi.io.magazin1_max._iotype = 303
+        with self.assertRaises(RuntimeError):
+            rpi.io.magazin1_max.set_value(b"\x01")
+
+    def test_counter_io(self):
+        """Test counter inputs."""
+        rpi = self.modio()
+
+        # Just for testing buffered mode
+        rpi._buffedwrite = True
+
+        # Counter vorbereiten
+        self.fh_procimg.seek(rpi.io.Counter_1.address)
+        self.fh_procimg.write(b"\x00\x01")
+        rpi.readprocimg()
+
+        self.assertEqual(type(rpi.io.Counter_1), IntIOCounter)
+        self.assertEqual(rpi.io.Counter_1.value, 256)
+        rpi.io.Counter_1.reset()
+        rpi.readprocimg()
+        self.assertEqual(rpi.io.Counter_1.value, 0)
+
+        # This will use ioctl calls
+        rpi._run_on_pi = True
+
+        with self.assertWarnsRegex(RuntimeWarning, r"'iorst' and count \d"):
+            rpi.io.Counter_1.reset()
+        self.assertEqual(rpi.ioerrors, 1)
+
+        del rpi
+
+        rpi = self.modio(monitoring=True)
+        self.assertEqual(type(rpi.io.Counter_2), IntIOCounter)
+        with self.assertRaises(RuntimeError):
+            rpi.io.Counter_2.reset()
+        del rpi
+
+        rpi = self.modio(simulator=True)
+        self.assertEqual(type(rpi.io.Counter_3), IntIOCounter)
+        with self.assertRaises(RuntimeError):
+            rpi.io.Counter_3.reset()
+        del rpi
+
+    def test_superio(self):
+        """Testet mehrbittige IOs."""
+        rpi = self.modio(configrsc="config_supervirt.rsc")
+
+        # Adressen und Längen prüfen
+        self.assertEqual(rpi.device[65]._offset, 75)
+
+        self.assertEqual(rpi.io.InBit_1.length, 1)
+        self.assertEqual(rpi.io.InBit_2.length, 0)
+        self.assertEqual(rpi.io.InBit_6.address, 75)
+        self.assertEqual(rpi.io.InBit_48.address, 80)
+        self.assertEqual(rpi.io.InDword_1.address, 99)
+        self.assertEqual(rpi.io.OutBit_1.length, 1)
+        self.assertEqual(rpi.io.OutBit_2.length, 0)
+        self.assertEqual(rpi.io.OutBit_8.address, 107)
+        self.assertEqual(rpi.io.OutBit_9.address, 108)
+
+        self.assertEqual(len(rpi.device[65]._ba_devdata), 64)
+
+        # Inputs setzen
+        rpi.io.OutBit_6.value = True
+        self.assertTrue(rpi.io.OutBit_6.value)
+        self.assertEqual(rpi.device[65]._ba_devdata[32:38], b"\x20\x00\x00\x00\x00\x00")
+        rpi.io.OutBit_48.value = True
+        self.assertEqual(rpi.device[65]._ba_devdata[32:38], b"\x20\x00\x00\x00\x00\x80")