Mocked print and log functions for tests (Infra) (#827)

Mocked print and log functions for tests

Replaced print and log functions for mocks for the tests in the
base provider

providers/base/tests/test_camera_quality.py

@@ -23,7 +23,7 @@
 from pathlib import Path
 import time
 import unittest
-from unittest.mock import patch
+from unittest.mock import patch, MagicMock
 
 import cv2
 
@@ -38,6 +38,7 @@
 
 @patch("bin.camera_quality_test.TIMEOUT", new=0.05)
 @patch("bin.camera_quality_test.MIN_INTERVAL", new=0.01)
+@patch("builtins.print", new=MagicMock())
 class CameraQualityTests(unittest.TestCase):
     """This class provides test cases for the camera_quality_test module."""
 
@@ -78,6 +79,7 @@ def test_get_score_from_device(self, mock_score):
         self.assertEqual(result, 0)
         mock_score.assert_called_with("video0", True)
 
+    @patch("logging.Logger.error", new=MagicMock())
     def test_quality_evaluation(self):
         """
         The test should pass if the image is good and fails if it has bad

providers/base/tests/test_camera_test.py

@@ -20,18 +20,15 @@
 import unittest
 import io
 import sys
-from unittest.mock import patch
+from unittest.mock import patch, MagicMock
 
 from camera_test import CameraTest, v4l2_capability
 
 
+@patch("builtins.print", new=MagicMock())
 class CameraTestTests(unittest.TestCase):
     """This class provides test cases for the CameraTest class."""
     def setUp(self):
-        # supress stdout to hide print message
-        suppress_text = io.StringIO()
-        sys.stdout = suppress_text
-
         self.camera_instance = CameraTest(None)
 
     @patch('camera_test.CameraTest._supported_resolutions_to_string')

providers/base/tests/test_dkms_info.py

@@ -21,10 +21,12 @@
 import io
 import unittest
 from unittest import mock
+from unittest.mock import patch, MagicMock
 
 import dkms_info
 
 
+@patch("logging.Logger.info", new=MagicMock())
 class SystemInfoTests(unittest.TestCase):
 
     """Tests for System Information Parsing and Collection."""
@@ -118,6 +120,7 @@ def test_match_patterns(self, mock_get_system_modaliases):
                          matched_modalieses)
 
 
+@patch("logging.Logger.info", new=MagicMock())
 class DebianPackageHandlerTest(unittest.TestCase):
 
     """Test of DebianPackageHandler."""

providers/base/tests/test_recovery_info.py

@@ -19,7 +19,7 @@
 import os
 import unittest
 from unittest import mock
-from unittest.mock import patch
+from unittest.mock import patch, MagicMock
 import sys
 
 import recovery_info
@@ -96,6 +96,7 @@ def test_with_of_MountedPartition(self, mock_subprocess_check_output):
                        universal_newlines=True)])
 
 
+@patch("builtins.print", new=MagicMock())
 class RecoveryInfoTests(unittest.TestCase):
 
     """Tests for RecoveryInfo."""