add tests

Jenkinsfile

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+@Library('eo-jenkins-lib@main') import eo.Utils
+
+pipeline {
+    agent any
+    options {
+        disableConcurrentBuilds()
+    }
+    stages {
+        stage('Unit Tests') {
+            steps {
+                sh 'tox -rv'
+            }
+            post {
+                always {
+                    mergeJunitResults()
+                }
+            }
+        }
+        stage('Packaging') {
+            steps {
+                script {
+                    if (env.JOB_NAME == 'combo-plugin-imio-townstreet' && env.GIT_BRANCH == 'origin/main') {
+                        sh 'sudo -H -u eobuilder /usr/local/bin/eobuilder combo-plugin-imio-townstreet'
+                    } else if (env.GIT_BRANCH.startsWith('hotfix/')) {
+                        sh "sudo -H -u eobuilder /usr/local/bin/eobuilder --branch ${env.GIT_BRANCH} --hotfix combo-plugin-imio-townstreet"
+                    }
+                }
+            }
+        }
+    }
+    post {
+        always {
+            script {
+                utils = new Utils()
+                utils.mail_notify(currentBuild, env, 'ci+jenkins-combo-plugin-imio-townstreet@entrouvert.org')
+            }
+        }
+        success {
+            cleanWs()
+        }
+    }
+}

tests/conftest.py

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+import pytest
+import django_webtest
+
+
+@pytest.fixture
+def app(request, db):
+    wtm = django_webtest.WebTestMixin()
+    wtm._patch_settings()
+    request.addfinalizer(wtm._unpatch_settings)
+    return django_webtest.DjangoTestApp()

tests/settings.py

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+import os
+
+INSTALLED_APPS += ('combo_plugin_imio_townstreet',)
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.postgresql_psycopg2',
+        'TEST': {
+            'NAME': 'combo-plugin-imio-townstreet-test-%s'
+            % os.environ.get("BRANCH_NAME", "").replace('/', '-')[:40],
+        },
+    }
+}

tests/test_button.py

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+# -*- coding: utf-8 -*-
+
+from combo.data.models import Page
+
+from combo_plugin_imio_townstreet.models import TownstreetButton
+
+
+def test_button(app):
+    page = Page(title='One', slug='index')
+    page.save()
+    button = TownstreetButton(page=page, order=0, placeholder='content')
+    button.save()
+    resp = app.get('/', status=200)
+    assert 'Signaler un problème sur l’espace public' in resp

tox.ini

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+[tox]
+envlist = py3-black-junit-coverage
+toxworkdir = {env:TMPDIR:/tmp}/tox-{env:USER}/combo-plugin-imio-townstreet/{env:BRANCH_NAME:}
+
+[testenv]
+usedevelop =
+  coverage: True
+  nocoverage: False
+setenv =
+  DJANGO_SETTINGS_MODULE=combo.settings
+  DB_ENGINE=django.db.backends.postgresql_psycopg2
+  SETUPTOOLS_USE_DISTUTILS=stdlib
+  COMBO_SETTINGS_FILE=tests/settings.py
+  coverage: COVERAGE=--cov-report xml --cov-report html --cov=combo_plugin_imio-townstreet/
+  junit: JUNIT=--junitxml=junit-{envname}.xml
+deps =
+  pytest
+  pytest-cov
+  pytest-django
+  django-webtest<1.9.3
+  WebTest
+  mock<4
+  psycopg2-binary
+  psycopg2
+  django>=1.11,<2.3
+  https://git.entrouvert.org/debian/django-ckeditor.git/snapshot/django-ckeditor-main.tar.gz
+  https://git.entrouvert.org/combo.git/snapshot/combo-main.tar.gz
+  pre-commit
+commands =
+  py.test {posargs: {env:JUNIT:} {env:COVERAGE:} tests/}
+  black: pre-commit run black --all-files --show-diff-on-failure