diff --git a/.gitignore b/.gitignore
index 3ae30e4248803959b59b231d8f6fa8a4c0e73025..eb86c7600d2b5064ec81b6c459d96e00698dcdb3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,8 +3,6 @@
 .*.sw*
 .*.pyc*
 .*.log*
-/cover/
-/.coverage
 autosubmit/miniTest.py
 autosubmit/simple_test.py
 .vscode/
@@ -15,3 +13,9 @@ docs/build/
 dist/
 build/
 .cache
+
+# Coverage files
+coverage/
+/.coverage
+test/coverage.xml
+
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index cae12089190b8e415364b33f10a69c4ee792638f..c06571926c020bf8ade109226354e90b57e6ae3e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -25,15 +25,16 @@ test_python3:
     - git submodule update --init --recursive
     - conda env update -f environment.yml -n autosubmit3 python=3.7.3
     - source activate autosubmit3
-    - python3 -m 'nose' --exclude=regression  --verbosity=3 test/unit
-
-#--with-coverage --cover-package=autosubmit --cover-inclusive --cover-xml --cover-xml-file=test/coverage.xml
-# report_codacy:
-#   stage: report
-#   script:
-#     - source activate autosubmit2
-#     - pip install codacy-coverage --upgrade
-#     - python-codacy-coverage -r test/coverage.xml
+    - python3 -m 'nose' --exclude=regression  --verbosity=3 test/unit --with-coverage --cover-package=autosubmit --cover-inclusive --cover-xml --cover-xml-file=test/coverage.xml
+  coverage: '/(?i)total.*? (100(?:\.0+)?\%|[1-9]?\d(?:\.\d+)?\%)$/'
+  # These artifacts are saved with every build in GitLab and can be reviewed later. If
+  # we have a folder with HTML files, as in this example, users can navigate with their
+  # browser.
+  artifacts:
+    reports:
+      coverage_report:
+        coverage_format: cobertura
+        path: test/coverage.xml
 
 clean:
   stage: clean
diff --git a/test/unit/test_db_manager.py b/test/unit/test_db_manager.py
index afcad6061e7a18e5af7c71ed709d813c8a5798f6..a46133c9f76b78f6184dd3c899d341d1b04bc8a7 100644
--- a/test/unit/test_db_manager.py
+++ b/test/unit/test_db_manager.py
@@ -2,7 +2,7 @@ from unittest import TestCase
 
 import os
 import sys
-from mock import Mock
+from mock import MagicMock
 from mock import patch
 from autosubmit.database.db_manager import DbManager
 
@@ -50,11 +50,13 @@ class TestDbManager(TestCase):
         self.assertEqual(expected_command, command)
 
     def test_when_database_already_exists_then_is_not_initialized_again(self):
-        sys.modules['os'].path.exists = Mock(return_value=True)
-        connection_mock = Mock()
-        cursor_mock = Mock()
-        cursor_mock.side_effect = Exception('This method shoudn\'t be called')
-        connection_mock.cursor = Mock(return_value=cursor_mock)
-        sys.modules['sqlite3'].connect = Mock(return_value=connection_mock)
+        sys.modules['os'].path.exists = MagicMock(return_value=True)
+        connection_mock = MagicMock()
+        cursor_mock = MagicMock()
+        cursor_mock.side_effect = Exception('This method should not be called')
+        connection_mock.cursor = MagicMock(return_value=cursor_mock)
+        original_connect = sys.modules['sqlite3'].connect
+        sys.modules['sqlite3'].connect = MagicMock(return_value=connection_mock)
         DbManager('dummy-path', 'dummy-name', 999)
         connection_mock.cursor.assert_not_called()
+        sys.modules['sqlite3'].connect = original_connect