1 files changed, 40 insertions, 0 deletions
diff --git a/tests/m2m_signals/models.py b/tests/m2m_signals/models.py
new file mode 100644
index 0000000000..e997d87f21
--- /dev/null
+++ b/tests/m2m_signals/models.py
@@ -0,0 +1,40 @@
+from django.db import models
+from django.utils.encoding import python_2_unicode_compatible
+
+
+@python_2_unicode_compatible
+class Part(models.Model):
+    name = models.CharField(max_length=20)
+
+    class Meta:
+        ordering = ('name',)
+
+    def __str__(self):
+        return self.name
+
+@python_2_unicode_compatible
+class Car(models.Model):
+    name = models.CharField(max_length=20)
+    default_parts = models.ManyToManyField(Part)
+    optional_parts = models.ManyToManyField(Part, related_name='cars_optional')
+
+    class Meta:
+        ordering = ('name',)
+
+    def __str__(self):
+        return self.name
+
+class SportsCar(Car):
+    price = models.IntegerField()
+
+@python_2_unicode_compatible
+class Person(models.Model):
+    name = models.CharField(max_length=20)
+    fans = models.ManyToManyField('self', related_name='idols', symmetrical=False)
+    friends = models.ManyToManyField('self')
+
+    class Meta:
+        ordering = ('name',)
+
+    def __str__(self):
+        return self.name