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Migrated backends doctests. Thanks to Sebastian Hillig. 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@13884 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Russell Keith-Magee 2010-09-27 15:12:48 +00:00
parent d11dfcf678
commit cd9aed5b2d
2 changed files with 39 additions and 40 deletions
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40
tests/regressiontests/backends/models.py
View File

@ -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')]
"""}

39
tests/regressiontests/backends/tests.py
View File

@ -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')])