jenkins: run tests against python3 (#38781)

Jenkinsfile

@@ -2,6 +2,10 @@
 
 pipeline {
     agent any
+    options {
+        disableConcurrentBuilds()
+        timeout(time: 10, unit: 'MINUTES')
+    }
     stages {
         stage('Unit Tests') {
             steps {
@@ -15,7 +19,7 @@ pipeline {
                         utils.publish_coverage_native('index.html')
                         utils.publish_pylint('pylint.out')
                     }
-                    junit '*_results.xml'
+                    mergeJunitResults()
                 }
             }
         }

tox.ini

@@ -1,10 +1,9 @@
 [tox]
 toxworkdir = {env:TMPDIR:/tmp}/tox-{env:USER}/passerelle/{env:BRANCH_NAME:}
-envlist = django111-pg
+envlist = py2-django111-pg-junit, py3-django111-pg-coverage
 
 [testenv]
 usedevelop = True
-basepython = python2
 setenv =
   DJANGO_SETTINGS_MODULE=passerelle.settings
   PASSERELLE_SETTINGS_FILE=tests/settings.py
@@ -13,6 +12,8 @@ setenv =
   fast: FAST=--nomigrations
   sqlite: DB_ENGINE=django.db.backends.sqlite3
   pg: DB_ENGINE=django.db.backends.postgresql_psycopg2
+  coverage: COVERAGE=--junitxml=junit-{envname}.xml --cov-report xml --cov-report html --cov=passerelle/ --cov-config .coveragerc -Wignore
+  junit: JUNIT=--junitxml=junit-{envname}.xml
 deps =
   django111: django>=1.11,<1.12
   psycopg2-binary
@@ -32,7 +33,8 @@ deps =
   pytest-httpbin
   pytest-localserver
   pytest-sftpserver
-  http://quixote.python.ca/releases/Quixote-2.7b2.tar.gz
+  py2: http://quixote.python.ca/releases/Quixote-2.7b2.tar.gz
+  py3: Quixote
   vobject
   django-ratelimit
   pyquery
@@ -40,8 +42,8 @@ deps =
   zeep<3.3
 commands =
   ./get_wcs.sh
-  django111: py.test {posargs: {env:FAST:} --junitxml=test_{envname}_results.xml --cov-report xml --cov-report html --cov=passerelle/ --cov-config .coveragerc tests/}
-  django111: ./pylint.sh passerelle/
+  py.test {posargs: {env:FAST:} {env:COVERAGE:} {env:JUNIT:} tests/}
+  coverage: ./pylint.sh passerelle/
 
 [pytest]
 filterwarnings = default