Fixed #14030 -- Allowed annotations to accept all expressions

tests/annotations/models.py

@@ -0,0 +1,86 @@
+# coding: utf-8
+from django.db import models
+from django.utils.encoding import python_2_unicode_compatible
+
+
+@python_2_unicode_compatible
+class Author(models.Model):
+    name = models.CharField(max_length=100)
+    age = models.IntegerField()
+    friends = models.ManyToManyField('self', blank=True)
+
+    def __str__(self):
+        return self.name
+
+
+@python_2_unicode_compatible
+class Publisher(models.Model):
+    name = models.CharField(max_length=255)
+    num_awards = models.IntegerField()
+
+    def __str__(self):
+        return self.name
+
+
+@python_2_unicode_compatible
+class Book(models.Model):
+    isbn = models.CharField(max_length=9)
+    name = models.CharField(max_length=255)
+    pages = models.IntegerField()
+    rating = models.FloatField()
+    price = models.DecimalField(decimal_places=2, max_digits=6)
+    authors = models.ManyToManyField(Author)
+    contact = models.ForeignKey(Author, related_name='book_contact_set')
+    publisher = models.ForeignKey(Publisher)
+    pubdate = models.DateField()
+
+    def __str__(self):
+        return self.name
+
+
+@python_2_unicode_compatible
+class Store(models.Model):
+    name = models.CharField(max_length=255)
+    books = models.ManyToManyField(Book)
+    original_opening = models.DateTimeField()
+    friday_night_closing = models.TimeField()
+
+    def __str__(self):
+        return self.name
+
+
+@python_2_unicode_compatible
+class DepartmentStore(Store):
+    chain = models.CharField(max_length=255)
+
+    def __str__(self):
+        return '%s - %s ' % (self.chain, self.name)
+
+
+@python_2_unicode_compatible
+class Employee(models.Model):
+    # The order of these fields matter, do not change. Certain backends
+    # rely on field ordering to perform database conversions, and this
+    # model helps to test that.
+    first_name = models.CharField(max_length=20)
+    manager = models.BooleanField(default=False)
+    last_name = models.CharField(max_length=20)
+    store = models.ForeignKey(Store)
+    age = models.IntegerField()
+    salary = models.DecimalField(max_digits=8, decimal_places=2)
+
+    def __str__(self):
+        return '%s %s' % (self.first_name, self.last_name)
+
+
+@python_2_unicode_compatible
+class Company(models.Model):
+    name = models.CharField(max_length=200)
+    motto = models.CharField(max_length=200, null=True, blank=True)
+    ticker_name = models.CharField(max_length=10, null=True, blank=True)
+    description = models.CharField(max_length=200, null=True, blank=True)
+
+    def __str__(self):
+        return ('Company(name=%s, motto=%s, ticker_name=%s, description=%s)'
+            % (self.name, self.motto, self.ticker_name, self.description)
+        )