Add a many-to-many relation to test models

wagtail/tests/testapp/migrations/0014_event_categories.py

@@ -0,0 +1,28 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.4 on 2017-01-24 15:04
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import modelcluster.fields
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('tests', '0013_auto_20161220_1957'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='EventCategory',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=255, verbose_name='Name')),
+            ],
+        ),
+        migrations.AddField(
+            model_name='eventpage',
+            name='categories',
+            field=modelcluster.fields.ParentalManyToManyField(blank=True, to='tests.EventCategory'),
+        ),
+    ]

wagtail/tests/testapp/models.py

@@ -14,7 +14,7 @@ from django.shortcuts import render
 from django.utils.encoding import python_2_unicode_compatible
 from django.utils.six import text_type
 from modelcluster.contrib.taggit import ClusterTaggableManager
-from modelcluster.fields import ParentalKey
+from modelcluster.fields import ParentalKey, ParentalManyToManyField
 from modelcluster.models import ClusterableModel
 from taggit.managers import TaggableManager
 from taggit.models import TaggedItemBase
@@ -197,6 +197,13 @@ class EventPageSpeaker(Orderable, LinkFields):
     ]
 
 
+class EventCategory(models.Model):
+    name = models.CharField("Name", max_length=255)
+
+    def __str__(self):
+        return self.name
+
+
 class EventPage(Page):
     date_from = models.DateField("Start date", null=True)
     date_to = models.DateField(
@@ -219,6 +226,7 @@ class EventPage(Page):
         on_delete=models.SET_NULL,
         related_name='+'
     )
+    categories = ParentalManyToManyField(EventCategory, blank=True)
 
     search_fields = [
         index.SearchField('get_audience_display'),
@@ -243,6 +251,7 @@ EventPage.content_panels = [
     FieldPanel('body', classname="full"),
     InlinePanel('speakers', label="Speakers"),
     InlinePanel('related_links', label="Related links"),
+    FieldPanel('categories'),
 ]
 
 EventPage.promote_panels = [