jenkins: make the build more standard (#49900)

Jenkinsfile

@@ -2,18 +2,14 @@
 
 pipeline {
     agent any
-    environment {
-        TMPDIR = "/tmp/${JOB_NAME.take(32)}-${BUILD_NUMBER}"
+    options {
+        disableConcurrentBuilds()
+        timeout(time: 20, unit: 'MINUTES')
     }
     stages {
         stage('Unit Tests') {
             steps {
-                sh "mkdir ${env.TMPDIR}"
-                sh """
-python3 -m venv ${env.TMPDIR}/venv/
-${env.TMPDIR}/venv/bin/pip install tox
-PGPORT=`python -c 'import struct; import socket; s=socket.socket(); s.setsockopt(socket.SOL_SOCKET, socket.SO_LINGER, struct.pack("ii", 1, 0)); s.bind(("", 0)); print(s.getsockname()[1]); s.close()'` pg_virtualenv -o fsync=off ${env.TMPDIR}/venv/bin/tox -r"""
-                sh """${env.TMPDIR}/venv/bin/tox -r -e pylint"""
+                sh 'tox -r'
             }
             post {
                 always {
@@ -45,7 +41,6 @@ PGPORT=`python -c 'import struct; import socket; s=socket.socket(); s.setsockopt
             }
         }
         cleanup {
-            sh "rm -rf ${env.TMPDIR}"
             cleanWs()
         }
     }

setup.py

@@ -11,7 +11,7 @@ from setuptools import setup, find_packages
 from setuptools.command.install_lib import install_lib as _install_lib
 
 install_requires = [
-    'Django>=1.11',
+    'django>=1.11,<1.12',
     'weasyprint<0.43',
     'django-model-utils<4',
     'factur-x',

tests/settings.py

@@ -14,4 +14,16 @@
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
+import os
+
+
 ALLOWED_HOSTS = ["localhost"]
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.postgresql_psycopg2',
+        'TEST': {
+            'NAME': 'barbacompta-test-%s' % os.environ.get("BRANCH_NAME", "").replace('/', '-')[:45],
+        },
+    }
+}

tox.ini

@@ -1,13 +1,12 @@
 [tox]
 toxworkdir = {env:TMPDIR:/tmp}/tox-{env:USER}/barbacompta/{env:BRANCH_NAME:}
-envlist = py3
+envlist = py3-pylint
 
 [testenv]
 setenv =
   DJANGO_SETTINGS_MODULE=eo_gestion.settings
   BARBACOMPTA_SETTINGS_FILE=tests/settings.py
 deps =
-  Django<2
   psycopg2-binary
   pytest
   pytest-cov
@@ -19,8 +18,10 @@ deps =
   django-webtest
   django-mellon
   pdbpp
+  uwsgidecorators
 commands =
   py.test {posargs: --junitxml=junit-{envname}.xml --cov-report xml --cov-report html --cov=eo_gestion/ tests/}
+  pylint: ./pylint.sh eo_gestion/
 
 [testenv:manage]
 setenv =
@@ -28,16 +29,6 @@ setenv =
 commands =
   ./manage.py {posargs:--help}
 
-[testenv:pylint]
-basepython = python3
-deps=
-  django>=1.11,<1.12
-  pylint
-  pylint-django
-  uwsgidecorators
-commands =
-  ./pylint.sh eo_gestion/
-
 [pytest]
 filterwarnings=
   ignore:Using or importing the ABCs from