1 files changed, 73 insertions, 0 deletions
diff --git a/tests/m2m_through/models.py b/tests/m2m_through/models.py
new file mode 100644
index 0000000000..a896f6d9ff
--- /dev/null
+++ b/tests/m2m_through/models.py
@@ -0,0 +1,73 @@
+from datetime import datetime
+
+from django.db import models
+from django.utils.encoding import python_2_unicode_compatible
+
+
+# M2M described on one of the models
+@python_2_unicode_compatible
+class Person(models.Model):
+    name = models.CharField(max_length=128)
+
+    class Meta:
+        ordering = ('name',)
+
+    def __str__(self):
+        return self.name
+
+@python_2_unicode_compatible
+class Group(models.Model):
+    name = models.CharField(max_length=128)
+    members = models.ManyToManyField(Person, through='Membership')
+    custom_members = models.ManyToManyField(Person, through='CustomMembership', related_name="custom")
+    nodefaultsnonulls = models.ManyToManyField(Person, through='TestNoDefaultsOrNulls', related_name="testnodefaultsnonulls")
+
+    class Meta:
+        ordering = ('name',)
+
+    def __str__(self):
+        return self.name
+
+@python_2_unicode_compatible
+class Membership(models.Model):
+    person = models.ForeignKey(Person)
+    group = models.ForeignKey(Group)
+    date_joined = models.DateTimeField(default=datetime.now)
+    invite_reason = models.CharField(max_length=64, null=True)
+
+    class Meta:
+        ordering = ('date_joined', 'invite_reason', 'group')
+
+    def __str__(self):
+        return "%s is a member of %s" % (self.person.name, self.group.name)
+
+@python_2_unicode_compatible
+class CustomMembership(models.Model):
+    person = models.ForeignKey(Person, db_column="custom_person_column", related_name="custom_person_related_name")
+    group = models.ForeignKey(Group)
+    weird_fk = models.ForeignKey(Membership, null=True)
+    date_joined = models.DateTimeField(default=datetime.now)
+
+    def __str__(self):
+        return "%s is a member of %s" % (self.person.name, self.group.name)
+
+    class Meta:
+        db_table = "test_table"
+
+class TestNoDefaultsOrNulls(models.Model):
+    person = models.ForeignKey(Person)
+    group = models.ForeignKey(Group)
+    nodefaultnonull = models.CharField(max_length=5)
+
+@python_2_unicode_compatible
+class PersonSelfRefM2M(models.Model):
+    name = models.CharField(max_length=5)
+    friends = models.ManyToManyField('self', through="Friendship", symmetrical=False)
+
+    def __str__(self):
+        return self.name
+
+class Friendship(models.Model):
+    first = models.ForeignKey(PersonSelfRefM2M, related_name="rel_from_set")
+    second = models.ForeignKey(PersonSelfRefM2M, related_name="rel_to_set")
+    date_friended = models.DateTimeField()