diff --git a/tests/test_coverity.py b/tests/test_coverity.py
index 26432915..5732bc59 100644
--- a/tests/test_coverity.py
+++ b/tests/test_coverity.py
@@ -1,95 +1,96 @@
-import json
-import os
-from io import StringIO
-from pathlib import Path
-from unittest import TestCase, mock
-from unittest.mock import patch
-
-from mlx.warnings import WarningsPlugin, warnings_wrapper
-
-TEST_IN_DIR = Path(__file__).parent / 'test_in'
-TEST_OUT_DIR = Path(__file__).parent / 'test_out'
-
-
-def ordered(obj):
-    if isinstance(obj, dict):
-        return sorted((k, ordered(v)) for k, v in obj.items())
-    if isinstance(obj, list):
-        return sorted(ordered(x) for x in obj)
-    else:
-        return obj
-
-@mock.patch.dict(os.environ, {"MIN_COV_WARNINGS": "1", "MAX_COV_WARNINGS": "2"})
-class TestCoverityWarnings(TestCase):
-    def setUp(self):
-        self.warnings = WarningsPlugin(verbose=True)
-        self.warnings.activate_checker_name('coverity')
-
-    def test_no_warning_normal_text(self):
-        dut = 'This should not be treated as warning'
-        self.warnings.check(dut)
-        self.assertEqual(self.warnings.return_count(), 0)
-
-    def test_no_warning_but_still_command_output(self):
-        dut = 'src/something/src/somefile.c:82: 1. misra_violation: Essential type of the left hand operand "0U" (unsigned) is not the same as that of the right operand "1U"(signed).'
-        self.warnings.check(dut)
-        self.assertEqual(self.warnings.return_count(), 0)
-
-    def test_single_warning(self):
-        dut = '/src/somefile.c:82: CID 113396 (#2 of 2): Coding standard violation (MISRA C-2012 Rule 10.1): Unclassified, Unspecified, Undecided, owner is nobody, first detected on 2017-07-27.'
-        with patch('sys.stdout', new=StringIO()) as fake_out:
-            self.warnings.check(dut)
-        self.assertEqual(self.warnings.return_count(), 1)
-        self.assertIn(dut, fake_out.getvalue())
-
-    def test_single_warning_count_one(self):
-        dut1 = '/src/somefile.c:80: CID 113396 (#1 of 2): Coding standard violation (MISRA C-2012 Rule 10.1): Unclassified, Unspecified, Undecided, owner is nobody, first detected on 2017-07-27.'
-        dut2 = '/src/somefile.c:82: CID 113396 (#2 of 2): Coding standard violation (MISRA C-2012 Rule 10.1): Unclassified, Unspecified, Undecided, owner is nobody, first detected on 2017-07-27.'
-        with patch('sys.stdout', new=StringIO()) as fake_out:
-            self.warnings.check(dut1)
-            self.warnings.check(dut2)
-        self.assertEqual(self.warnings.return_count(), 1)
-        self.assertIn(dut2, fake_out.getvalue())
-
-    def test_single_warning_real_output(self):
-        dut1 = '/src/somefile.c:80: CID 113396 (#1 of 2): Coding standard violation (MISRA C-2012 Rule 10.1): Unclassified, Unspecified, Undecided, owner is nobody, first detected on 2017-07-27.'
-        dut2 = '/src/somefile.c:82: CID 113396 (#2 of 2): Coding standard violation (MISRA C-2012 Rule 10.1): Unclassified, Unspecified, Undecided, owner is nobody, first detected on 2017-07-27.'
-        dut3 = 'src/something/src/somefile.c:82: 1. misra_violation: Essential type of the left hand operand "0U" (unsigned) is not the same as that of the right operand "1U"(signed).'
-        with patch('sys.stdout', new=StringIO()) as fake_out:
-            self.warnings.check(dut1)
-            self.warnings.check(dut2)
-            self.warnings.check(dut3)
-        self.assertEqual(self.warnings.return_count(), 1)
-        self.assertIn(dut2, fake_out.getvalue())
-
-    def test_code_quality_without_config(self):
-        filename = 'coverity_cq.json'
-        out_file = str(TEST_OUT_DIR / filename)
-        ref_file = str(TEST_IN_DIR / filename)
-        retval = warnings_wrapper([
-            '--coverity',
-            '--code-quality', out_file,
-            str(TEST_IN_DIR / 'defects.txt'),
-        ])
-        self.assertEqual(8, retval)
-        with open(out_file) as file:
-            cq_out = json.load(file)
-        with open(ref_file) as file:
-            cq_ref = json.load(file)
-        self.assertEqual(ordered(cq_out), ordered(cq_ref))
-
-    def test_code_quality_with_config(self):
-        filename = 'coverity_cq.json'
-        out_file = str(TEST_OUT_DIR / filename)
-        ref_file = str(TEST_IN_DIR / filename)
-        retval = warnings_wrapper([
-            '--code-quality', out_file,
-            '--config', str(TEST_IN_DIR / 'config_example_coverity.yml'),
-            str(TEST_IN_DIR / 'defects.txt'),
-        ])
-        self.assertEqual(3, retval)
-        with open(out_file) as file:
-            cq_out = json.load(file)
-        with open(ref_file) as file:
-            cq_ref = json.load(file)
-        self.assertEqual(ordered(cq_out), ordered(cq_ref))
+import json
+import os
+from io import StringIO
+from pathlib import Path
+from unittest import TestCase, mock
+from unittest.mock import patch
+
+from mlx.warnings import WarningsPlugin, warnings_wrapper
+
+TEST_IN_DIR = Path(__file__).parent / 'test_in'
+TEST_OUT_DIR = Path(__file__).parent / 'test_out'
+
+
+def ordered(obj):
+    if isinstance(obj, dict):
+        return sorted((k, ordered(v)) for k, v in obj.items())
+    if isinstance(obj, list):
+        return sorted(ordered(x) for x in obj)
+    else:
+        return obj
+
+
+@mock.patch.dict(os.environ, {"MIN_COV_WARNINGS": "1", "MAX_COV_WARNINGS": "2"})
+class TestCoverityWarnings(TestCase):
+    def setUp(self):
+        self.warnings = WarningsPlugin(verbose=True)
+        self.warnings.activate_checker_name('coverity')
+
+    def test_no_warning_normal_text(self):
+        dut = 'This should not be treated as warning'
+        self.warnings.check(dut)
+        self.assertEqual(self.warnings.return_count(), 0)
+
+    def test_no_warning_but_still_command_output(self):
+        dut = 'src/something/src/somefile.c:82: 1. misra_violation: Essential type of the left hand operand "0U" (unsigned) is not the same as that of the right operand "1U"(signed).'
+        self.warnings.check(dut)
+        self.assertEqual(self.warnings.return_count(), 0)
+
+    def test_single_warning(self):
+        dut = '/src/somefile.c:82: CID 113396 (#2 of 2): Coding standard violation (MISRA C-2012 Rule 10.1): Unclassified, Unspecified, Undecided, owner is nobody, first detected on 2017-07-27.'
+        with patch('sys.stdout', new=StringIO()) as fake_out:
+            self.warnings.check(dut)
+        self.assertEqual(self.warnings.return_count(), 1)
+        self.assertIn(dut, fake_out.getvalue())
+
+    def test_single_warning_count_one(self):
+        dut1 = '/src/somefile.c:80: CID 113396 (#1 of 2): Coding standard violation (MISRA C-2012 Rule 10.1): Unclassified, Unspecified, Undecided, owner is nobody, first detected on 2017-07-27.'
+        dut2 = '/src/somefile.c:82: CID 113396 (#2 of 2): Coding standard violation (MISRA C-2012 Rule 10.1): Unclassified, Unspecified, Undecided, owner is nobody, first detected on 2017-07-27.'
+        with patch('sys.stdout', new=StringIO()) as fake_out:
+            self.warnings.check(dut1)
+            self.warnings.check(dut2)
+        self.assertEqual(self.warnings.return_count(), 1)
+        self.assertIn(dut2, fake_out.getvalue())
+
+    def test_single_warning_real_output(self):
+        dut1 = '/src/somefile.c:80: CID 113396 (#1 of 2): Coding standard violation (MISRA C-2012 Rule 10.1): Unclassified, Unspecified, Undecided, owner is nobody, first detected on 2017-07-27.'
+        dut2 = '/src/somefile.c:82: CID 113396 (#2 of 2): Coding standard violation (MISRA C-2012 Rule 10.1): Unclassified, Unspecified, Undecided, owner is nobody, first detected on 2017-07-27.'
+        dut3 = 'src/something/src/somefile.c:82: 1. misra_violation: Essential type of the left hand operand "0U" (unsigned) is not the same as that of the right operand "1U"(signed).'
+        with patch('sys.stdout', new=StringIO()) as fake_out:
+            self.warnings.check(dut1)
+            self.warnings.check(dut2)
+            self.warnings.check(dut3)
+        self.assertEqual(self.warnings.return_count(), 1)
+        self.assertIn(dut2, fake_out.getvalue())
+
+    def test_code_quality_without_config(self):
+        filename = 'coverity_cq.json'
+        out_file = str(TEST_OUT_DIR / filename)
+        ref_file = str(TEST_IN_DIR / filename)
+        retval = warnings_wrapper([
+            '--coverity',
+            '--code-quality', out_file,
+            str(TEST_IN_DIR / 'defects.txt'),
+        ])
+        self.assertEqual(8, retval)
+        with open(out_file) as file:
+            cq_out = json.load(file)
+        with open(ref_file) as file:
+            cq_ref = json.load(file)
+        self.assertEqual(ordered(cq_out), ordered(cq_ref))
+
+    def test_code_quality_with_config(self):
+        filename = 'coverity_cq.json'
+        out_file = str(TEST_OUT_DIR / filename)
+        ref_file = str(TEST_IN_DIR / filename)
+        retval = warnings_wrapper([
+            '--code-quality', out_file,
+            '--config', str(TEST_IN_DIR / 'config_example_coverity.yml'),
+            str(TEST_IN_DIR / 'defects.txt'),
+        ])
+        self.assertEqual(3, retval)
+        with open(out_file) as file:
+            cq_out = json.load(file)
+        with open(ref_file) as file:
+            cq_ref = json.load(file)
+        self.assertEqual(ordered(cq_out), ordered(cq_ref))