Update input device checks (#81)

Co-authored-by: Daniel McKnight <[email protected]>

ovos_utils/device_input.py

@@ -11,7 +11,7 @@ def __init__(self) -> None:
         if not find_executable("libinput") and not find_executable("xinput"):
             LOG.warning("Could not find libinput, input device detection will be inaccurate")
 
-    # ToDo: add support for discovring the input device based of a connected
+    # ToDo: add support for discovering the input device based of a connected
     # monitors, currently linux only supports input listing directly from the
     # system
     def _build_linput_devices_list(self):
@@ -138,8 +138,3 @@ def can_use_touch_mouse():
 
 def can_use_keyboard():
     return InputDeviceHelper().can_use_keyboard()
-
-
-if __name__ == "__main__":
-
-    can_use_touch_mouse()

test/unittests/test_device_input.py

@@ -0,0 +1,63 @@
+import unittest
+from unittest import mock
+from unittest.mock import Mock
+
+
+class TestDeviceInput(unittest.TestCase):
+    def test_input_device_helper(self):
+        # TODO
+        pass
+
+    @mock.patch('distutils.spawn.find_executable')
+    def test_can_use_touch_mouse(self, find_exec):
+        from ovos_utils.device_input import InputDeviceHelper
+        find_exec.return_value = True
+        dev_input = InputDeviceHelper()
+
+        dev_input._build_linput_devices_list = Mock()
+        dev_input._build_xinput_devices_list = Mock()
+
+        dev_input.libinput_devices_list = [{'Device': 'Mock',
+                                            'Capabilities': ['mouse']},
+                                            {'Device': "Mock 1",
+                                             'Capabilities': ['touch']}
+                                            ]
+        self.assertTrue(dev_input.can_use_touch_mouse())
+
+        dev_input.libinput_devices_list.pop()
+        self.assertTrue(dev_input.can_use_touch_mouse())
+        dev_input.libinput_devices_list.pop()
+        self.assertFalse(dev_input.can_use_touch_mouse())
+        dev_input.xinput_devices_list = [{'Device': 'xinput',
+                                          'Capabilities': ['tablet']
+                                          }]
+        self.assertTrue(dev_input.can_use_touch_mouse())
+        dev_input.xinput_devices_list.pop()
+        self.assertFalse(dev_input.can_use_touch_mouse())
+
+    @mock.patch('distutils.spawn.find_executable')
+    def test_can_use_keyboard(self, find_exec):
+        from ovos_utils.device_input import InputDeviceHelper
+        find_exec.return_value = True
+        dev_input = InputDeviceHelper()
+
+        dev_input._build_linput_devices_list = Mock()
+        dev_input._build_xinput_devices_list = Mock()
+
+        dev_input.libinput_devices_list = [{'Device': 'Mock',
+                                            'Capabilities': ['keyboard']},
+                                            {'Device': "Mock 1",
+                                             'Capabilities': ['touch']}
+                                            ]
+        self.assertTrue(dev_input.can_use_keyboard())
+
+        dev_input.libinput_devices_list.pop()
+        self.assertTrue(dev_input.can_use_keyboard())
+        dev_input.libinput_devices_list.pop()
+        self.assertFalse(dev_input.can_use_keyboard())
+        dev_input.xinput_devices_list = [{'Device': 'xinput',
+                                          'Capabilities': ['keyboard']
+                                          }]
+        self.assertTrue(dev_input.can_use_keyboard())
+        dev_input.xinput_devices_list.pop()
+        self.assertFalse(dev_input.can_use_keyboard())