thirdparty/google_appengine/lib/django/tests/modeltests/custom_pk/models.py
changeset 2866 a04b1e4126c4
parent 2864 2e0b0af889be
child 2868 9f7f269383f7
--- a/thirdparty/google_appengine/lib/django/tests/modeltests/custom_pk/models.py	Sun Sep 06 23:31:53 2009 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,95 +0,0 @@
-"""
-14. Using a custom primary key
-
-By default, Django adds an ``"id"`` field to each model. But you can override
-this behavior by explicitly adding ``primary_key=True`` to a field.
-"""
-
-from django.db import models
-
-class Employee(models.Model):
-    employee_code = models.CharField(maxlength=10, primary_key=True,
-            db_column = 'code')
-    first_name = models.CharField(maxlength=20)
-    last_name = models.CharField(maxlength=20)
-    class Meta:
-        ordering = ('last_name', 'first_name')
-
-    def __str__(self):
-        return "%s %s" % (self.first_name, self.last_name)
-
-class Business(models.Model):
-    name = models.CharField(maxlength=20, primary_key=True)
-    employees = models.ManyToManyField(Employee)
-    class Meta:
-        verbose_name_plural = 'businesses'
-
-    def __str__(self):
-        return self.name
-
-__test__ = {'API_TESTS':"""
->>> dan = Employee(employee_code='ABC123', first_name='Dan', last_name='Jones')
->>> dan.save()
->>> Employee.objects.all()
-[<Employee: Dan Jones>]
-
->>> fran = Employee(employee_code='XYZ456', first_name='Fran', last_name='Bones')
->>> fran.save()
->>> Employee.objects.all()
-[<Employee: Fran Bones>, <Employee: Dan Jones>]
-
->>> Employee.objects.get(pk='ABC123')
-<Employee: Dan Jones>
->>> Employee.objects.get(pk='XYZ456')
-<Employee: Fran Bones>
->>> Employee.objects.get(pk='foo')
-Traceback (most recent call last):
-    ...
-DoesNotExist: Employee matching query does not exist.
-
-# Use the name of the primary key, rather than pk.
->>> Employee.objects.get(employee_code__exact='ABC123')
-<Employee: Dan Jones>
-
-# pk can be used as a substitute for the primary key.
->>> Employee.objects.filter(pk__in=['ABC123','XYZ456'])
-[<Employee: Fran Bones>, <Employee: Dan Jones>]
-
-# Fran got married and changed her last name.
->>> fran = Employee.objects.get(pk='XYZ456')
->>> fran.last_name = 'Jones'
->>> fran.save()
->>> Employee.objects.filter(last_name__exact='Jones')
-[<Employee: Dan Jones>, <Employee: Fran Jones>]
->>> Employee.objects.in_bulk(['ABC123', 'XYZ456'])
-{'XYZ456': <Employee: Fran Jones>, 'ABC123': <Employee: Dan Jones>}
-
->>> b = Business(name='Sears')
->>> b.save()
->>> b.employees.add(dan, fran)
->>> b.employees.all()
-[<Employee: Dan Jones>, <Employee: Fran Jones>]
->>> fran.business_set.all()
-[<Business: Sears>]
->>> Business.objects.in_bulk(['Sears'])
-{'Sears': <Business: Sears>}
-
->>> Business.objects.filter(name__exact='Sears')
-[<Business: Sears>]
->>> Business.objects.filter(pk='Sears')
-[<Business: Sears>]
-
-# Queries across tables, involving primary key
->>> Employee.objects.filter(business__name__exact='Sears')
-[<Employee: Dan Jones>, <Employee: Fran Jones>]
->>> Employee.objects.filter(business__pk='Sears')
-[<Employee: Dan Jones>, <Employee: Fran Jones>]
-
->>> Business.objects.filter(employees__employee_code__exact='ABC123')
-[<Business: Sears>]
->>> Business.objects.filter(employees__pk='ABC123')
-[<Business: Sears>]
->>> Business.objects.filter(employees__first_name__startswith='Fran')
-[<Business: Sears>]
-
-"""}