From cd9aed5b2ddd6f44067cca3231bb68b825159ee8 Mon Sep 17 00:00:00 2001
From: Russell Keith-Magee <russell@keith-magee.com>
Date: Mon, 27 Sep 2010 15:12:48 +0000
Subject: [PATCH] Migrated backends doctests. Thanks to Sebastian Hillig.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@13884 bcc190cf-cafb-0310-a4f2-bffc1f526a37
---
 tests/regressiontests/backends/models.py | 40 ------------------------
 tests/regressiontests/backends/tests.py  | 39 +++++++++++++++++++++++
 2 files changed, 39 insertions(+), 40 deletions(-)

diff --git a/tests/regressiontests/backends/models.py b/tests/regressiontests/backends/models.py
index 7315408d49..4592761ccd 100644
--- a/tests/regressiontests/backends/models.py
+++ b/tests/regressiontests/backends/models.py
@@ -56,43 +56,3 @@ class Post(models.Model):
 
 qn = connection.ops.quote_name
 
-__test__ = {'API_TESTS': """
-
-#4896: Test cursor.executemany
->>> from django.db import connection
->>> cursor = connection.cursor()
->>> opts = Square._meta
->>> f1, f2 = opts.get_field('root'), opts.get_field('square')
->>> query = ('INSERT INTO %s (%s, %s) VALUES (%%s, %%s)'
-...         % (connection.introspection.table_name_converter(opts.db_table), qn(f1.column), qn(f2.column)))
->>> cursor.executemany(query, [(i, i**2) for i in range(-5, 6)]) and None or None
->>> Square.objects.order_by('root')
-[<Square: -5 ** 2 == 25>, <Square: -4 ** 2 == 16>, <Square: -3 ** 2 == 9>, <Square: -2 ** 2 == 4>, <Square: -1 ** 2 == 1>, <Square: 0 ** 2 == 0>, <Square: 1 ** 2 == 1>, <Square: 2 ** 2 == 4>, <Square: 3 ** 2 == 9>, <Square: 4 ** 2 == 16>, <Square: 5 ** 2 == 25>]
-
-#4765: executemany with params=[] does nothing
->>> cursor.executemany(query, []) and None or None
->>> Square.objects.count()
-11
-
-#6254: fetchone, fetchmany, fetchall return strings as unicode objects
->>> Person(first_name="John", last_name="Doe").save()
->>> Person(first_name="Jane", last_name="Doe").save()
->>> Person(first_name="Mary", last_name="Agnelline").save()
->>> Person(first_name="Peter", last_name="Parker").save()
->>> Person(first_name="Clark", last_name="Kent").save()
->>> opts2 = Person._meta
->>> f3, f4 = opts2.get_field('first_name'), opts2.get_field('last_name')
->>> query2 = ('SELECT %s, %s FROM %s ORDER BY %s'
-...          % (qn(f3.column), qn(f4.column), connection.introspection.table_name_converter(opts2.db_table),
-...             qn(f3.column)))
->>> cursor.execute(query2) and None or None
->>> cursor.fetchone()
-(u'Clark', u'Kent')
-
->>> list(cursor.fetchmany(2))
-[(u'Jane', u'Doe'), (u'John', u'Doe')]
-
->>> list(cursor.fetchall())
-[(u'Mary', u'Agnelline'), (u'Peter', u'Parker')]
-
-"""}
diff --git a/tests/regressiontests/backends/tests.py b/tests/regressiontests/backends/tests.py
index 01764135fa..bf2086c0b7 100644
--- a/tests/regressiontests/backends/tests.py
+++ b/tests/regressiontests/backends/tests.py
@@ -186,3 +186,42 @@ if settings.DATABASES[DEFAULT_DB_ALIAS]["ENGINE"] != "django.db.backends.sqlite3
             data.clear()
             cursor = connection.cursor()
             self.assertTrue(data == {})
+
+
+class BackendTestCase(TestCase):
+    def test_cursor_executemany(self):
+        #4896: Test cursor.executemany
+        cursor = connection.cursor()
+        qn = connection.ops.quote_name
+        opts = models.Square._meta
+        f1, f2 = opts.get_field('root'), opts.get_field('square')
+        query = ('INSERT INTO %s (%s, %s) VALUES (%%s, %%s)'
+                 % (connection.introspection.table_name_converter(opts.db_table), qn(f1.column), qn(f2.column)))
+        cursor.executemany(query, [(i, i**2) for i in range(-5, 6)])
+        self.assertEqual(models.Square.objects.count(), 11)
+        for i in range(-5, 6):
+            square = models.Square.objects.get(root=i)
+            self.assertEqual(square.square, i**2)
+
+        #4765: executemany with params=[] does nothing
+        cursor.executemany(query, [])
+        self.assertEqual(models.Square.objects.count(), 11)
+
+    def test_unicode_fetches(self):
+        #6254: fetchone, fetchmany, fetchall return strings as unicode objects
+        qn = connection.ops.quote_name
+        models.Person(first_name="John", last_name="Doe").save()
+        models.Person(first_name="Jane", last_name="Doe").save()
+        models.Person(first_name="Mary", last_name="Agnelline").save()
+        models.Person(first_name="Peter", last_name="Parker").save()
+        models.Person(first_name="Clark", last_name="Kent").save()
+        opts2 = models.Person._meta
+        f3, f4 = opts2.get_field('first_name'), opts2.get_field('last_name')
+        query2 = ('SELECT %s, %s FROM %s ORDER BY %s'
+          % (qn(f3.column), qn(f4.column), connection.introspection.table_name_converter(opts2.db_table),
+             qn(f3.column)))
+        cursor = connection.cursor()
+        cursor.execute(query2)
+        self.assertEqual(cursor.fetchone(), (u'Clark', u'Kent'))
+        self.assertEqual(list(cursor.fetchmany(2)), [(u'Jane', u'Doe'), (u'John', u'Doe')])
+        self.assertEqual(list(cursor.fetchall()), [(u'Mary', u'Agnelline'), (u'Peter', u'Parker')])