diff --git a/.dockerignore b/.dockerignore
index ae2cef217ff92686cc6684d03fa4b47ebeb3b179_LmRvY2tlcmlnbm9yZQ==..e010603fec5a60f95061a99adbd29944dcf83698_LmRvY2tlcmlnbm9yZQ== 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1,1 +1,2 @@
 .hg
+tests
\ No newline at end of file
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ae2cef217ff92686cc6684d03fa4b47ebeb3b179_LmdpdGxhYi1jaS55bWw=..e010603fec5a60f95061a99adbd29944dcf83698_LmdpdGxhYi1jaS55bWw= 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -21,6 +21,39 @@
     TAG_COMMIT_SHA: "yes"
     TAG_BRANCH: "no"
 
+pylint:
+  needs:
+    - job: build-docker-image
+  image: $TEMP_IMAGE
+  variables:
+    PYLINT_FILES: odoo_scripts doc tests
+
+unittest:
+  needs: []
+  stage: test
+  image: fkrull/multi-python
+  script:
+    - tox --workdir=.cache/tox --parallel all -e py36,py37,py38,py39,coverage-report,coverage-xml
+  artifacts:
+    when: always
+    reports:
+      cobertura: coverage.xml
+      junit: report.py36.xml
+  coverage: "/TOTAL.+ ([0-9]{1,3}%)/"
+  cache:
+    paths:
+      - .cache
+  variables:
+    PIP_CACHE_DIR: $CI_PROJECT_DIR/.cache/pip
+
+unittest-py310:
+  extends: unittest
+  image: python:3.10-alpine
+  script:
+    - apk add git
+    - python3 -m pip install tox
+    - tox --workdir=.cache/tox -e py310,coverage-report,coverage-xml
+
 import_jsonrpc_odoo11_test:
   stage: test
   needs: []
@@ -121,10 +154,12 @@
   extends: build-docker-image
   stage: deploy
   needs:
-  - job: docker_build_copy_test
-  - job: import_jsonrpc_odoo11_test
-  - job: import_jsonrpc_odoo13_test
-  - job: import_base_import_odoo11_test
+    - job: docker_build_copy_test
+    - job: import_jsonrpc_odoo11_test
+    - job: import_jsonrpc_odoo13_test
+    - job: import_base_import_odoo11_test
+    - job: unittest
+    - job: unittest-py310
   variables:
     TAG_LATEST: branch/default
   script:
diff --git a/Dockerfile b/Dockerfile
index ae2cef217ff92686cc6684d03fa4b47ebeb3b179_RG9ja2VyZmlsZQ==..e010603fec5a60f95061a99adbd29944dcf83698_RG9ja2VyZmlsZQ== 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,7 +11,6 @@
 ADD . /usr/src/odoo_scripts
 RUN set -x ;\
     apk add --no-cache --update zsh rsync postgresql-libs && \
-     # mercurial && \
     apk add --no-cache --virtual .build-deps gcc musl-dev postgresql-dev git && \
     python3 -m pip install -r /usr/src/odoo_scripts/requirements && \
     python3 -m pip install /usr/src/odoo_scripts[import_sql,conf2reST,source_control] && \
diff --git a/TODO.rst b/TODO.rst
index ae2cef217ff92686cc6684d03fa4b47ebeb3b179_VE9ETy5yc3Q=..e010603fec5a60f95061a99adbd29944dcf83698_VE9ETy5yc3Q= 100644
--- a/TODO.rst
+++ b/TODO.rst
@@ -3,6 +3,8 @@
 
 .. todolist::
 
+.. todo:: Merge pytests junit reports into one.
+
 .. include:: autotodo
 
 
diff --git a/pyproject.toml b/pyproject.toml
index ae2cef217ff92686cc6684d03fa4b47ebeb3b179_cHlwcm9qZWN0LnRvbWw=..e010603fec5a60f95061a99adbd29944dcf83698_cHlwcm9qZWN0LnRvbWw= 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,3 +23,42 @@
 [tool.isort]
 profile = "black"
 
+[tool.coverage.run]
+branch = true
+source = ["odoo_scripts"]
+
+[tool.coverage.report]
+show_missing = true
+
+[tool.tox]
+legacy_tox_ini = """
+[tox]
+minversion = 3.15
+envlist = py36,py37,py38,py39,py310,coverage-report
+skip_missing_interpreters = true
+
+[testenv:py{36,37,38,39,310}]
+setenv =
+    COVERAGE_FILE = .coverage.{envname}
+deps =
+    coverage[toml]
+    pytest
+    py310: git+https://github.com/xcgd/odoorpc@fix-oca-issue-66#egg=odoorpc
+commands = coverage run -m pytest --junitxml=report.{envname}.xml {posargs}
+
+[testenv:coverage-report]
+skip_install = true
+deps = coverage[toml]
+depends = py36,py37,py38,py39,py310
+commands =
+    coverage combine
+    coverage report
+parallel_show_output = true
+
+[testenv:coverage-xml]
+skip_install = true
+deps = coverage[toml]
+depends = coverage-report
+commands =
+    coverage xml
+"""
\ No newline at end of file
diff --git a/tests/config-empty/setup.cfg b/tests/config-empty/setup.cfg
new file mode 100644
diff --git a/tests/config-no-file/empty b/tests/config-no-file/empty
new file mode 100644
diff --git a/tests/test_config.py b/tests/test_config.py
new file mode 100644
index 0000000000000000000000000000000000000000..e010603fec5a60f95061a99adbd29944dcf83698_dGVzdHMvdGVzdF9jb25maWcucHk=
--- /dev/null
+++ b/tests/test_config.py
@@ -0,0 +1,22 @@
+"""Tests of the config module"""
+import unittest
+
+from odoo_scripts.config import Configuration
+
+
+class ConfigTestCase(unittest.TestCase):
+    """Tests of the config module"""
+
+    def test_no_conf(self):
+        """Test when there is no configuration file"""
+        configuration = Configuration("config-no-file/")
+        self.assertEqual(configuration.modules, [])
+
+    def test_empty_conf(self):
+        """Test when there is no configuration file"""
+        configuration = Configuration("config-empty/")
+        self.assertEqual(configuration.modules, [])
+
+
+if __name__ == "__main__":
+    unittest.main()