Python datetime_now示例

示例#1

文件： __init__.py 项目： iitians/django-user-streams

def add_stream_item(user_or_users, content, created_at=None):
    """
    Add a single message to the stream of one or more users.
    """
    backend = get_backend()
    users = create_iterable(user_or_users)
    created_at = created_at or datetime_now()
    backend.add_stream_item(users, content, created_at)

示例#2

文件： __init__.py 项目： dabapps/django-user-streams

def add_stream_item(user_or_users, content, created_at=None):
    """
    Add a single message to the stream of one or more users.
    """
    backend = get_backend()
    users = create_iterable(user_or_users)
    created_at = created_at or datetime_now()
    backend.add_stream_item(users, content, created_at)

示例#3

文件： tests.py 项目： dabapps/django-user-streams

    def test_message_ordering(self):
        user = User.objects.create()
        now = datetime_now()

        add_stream_item(user, 'Message 1', created_at=now)
        add_stream_item(user, 'Message 2', created_at=now + timedelta(minutes=1))
        add_stream_item(user, 'Message 3', created_at=now + timedelta(minutes=2))

        stream_items = get_stream_items(user)

        self.assertEqual(stream_items[0].content, 'Message 3')
        self.assertEqual(stream_items[1].content, 'Message 2')
        self.assertEqual(stream_items[2].content, 'Message 1')

示例#4

    def test_message_ordering(self):
        user = User.objects.create()
        now = datetime_now()

        add_stream_item(user, 'Message 1', created_at=now)
        add_stream_item(user,
                        'Message 2',
                        created_at=now + timedelta(minutes=1))
        add_stream_item(user,
                        'Message 3',
                        created_at=now + timedelta(minutes=2))

        stream_items = get_stream_items(user)

        self.assertEqual(stream_items[0].content, 'Message 3')
        self.assertEqual(stream_items[1].content, 'Message 2')
        self.assertEqual(stream_items[2].content, 'Message 1')

示例#5

文件： tests.py 项目： dabapps/django-user-streams

    def test_slicing(self):
        user = User.objects.create()
        now = datetime_now()

        for count in range(10):
            created_at = now + timedelta(minutes=count)
            add_stream_item(user, 'Message %s' % count, created_at=created_at)

        stream_items = get_stream_items(user)

        first_five = stream_items[:5]
        self.assertEqual(len(first_five), 5)
        self.assertEqual(first_five[0].content, 'Message 9')
        self.assertEqual(first_five[4].content, 'Message 5')

        middle = stream_items[3:7]
        self.assertEqual(len(middle), 4)
        self.assertEqual(middle[0].content, 'Message 6')
        self.assertEqual(middle[3].content, 'Message 3')

        end = stream_items[6:]
        self.assertEqual(len(end), 4)
        self.assertEqual(end[0].content, 'Message 3')
        self.assertEqual(end[3].content, 'Message 0')

示例#6

文件： tests.py 项目： dabapps/django-user-streams

    def test_pagination(self):
        user = User.objects.create()
        now = datetime_now()

        for count in range(100):
            created_at = now + timedelta(minutes=count)
            add_stream_item(user, 'Message %s' % count, created_at=created_at)

        paginator = Paginator(get_stream_items(user), 10)
        self.assertEqual(paginator.num_pages, 10)

        page_1 = paginator.page(1)
        objects = page_1.object_list
        self.assertEqual(len(objects), 10)
        self.assertEqual(objects[0].content, 'Message 99')
        self.assertEqual(objects[9].content, 'Message 90')
        self.assertEqual(page_1.next_page_number(), 2)

        page_10 = paginator.page(10)
        objects = page_10.object_list
        self.assertEqual(len(objects), 10)
        self.assertEqual(objects[0].content, 'Message 9')
        self.assertEqual(objects[9].content, 'Message 0')
        self.assertFalse(page_10.has_next())

示例#7

    def test_slicing(self):
        user = User.objects.create()
        now = datetime_now()

        for count in range(10):
            created_at = now + timedelta(minutes=count)
            add_stream_item(user, 'Message %s' % count, created_at=created_at)

        stream_items = get_stream_items(user)

        first_five = stream_items[:5]
        self.assertEqual(len(first_five), 5)
        self.assertEqual(first_five[0].content, 'Message 9')
        self.assertEqual(first_five[4].content, 'Message 5')

        middle = stream_items[3:7]
        self.assertEqual(len(middle), 4)
        self.assertEqual(middle[0].content, 'Message 6')
        self.assertEqual(middle[3].content, 'Message 3')

        end = stream_items[6:]
        self.assertEqual(len(end), 4)
        self.assertEqual(end[0].content, 'Message 3')
        self.assertEqual(end[3].content, 'Message 0')

示例#8

    def test_pagination(self):
        user = User.objects.create()
        now = datetime_now()

        for count in range(100):
            created_at = now + timedelta(minutes=count)
            add_stream_item(user, 'Message %s' % count, created_at=created_at)

        paginator = Paginator(get_stream_items(user), 10)
        self.assertEqual(paginator.num_pages, 10)

        page_1 = paginator.page(1)
        objects = page_1.object_list
        self.assertEqual(len(objects), 10)
        self.assertEqual(objects[0].content, 'Message 99')
        self.assertEqual(objects[9].content, 'Message 90')
        self.assertEqual(page_1.next_page_number(), 2)

        page_10 = paginator.page(10)
        objects = page_10.object_list
        self.assertEqual(len(objects), 10)
        self.assertEqual(objects[0].content, 'Message 9')
        self.assertEqual(objects[9].content, 'Message 0')
        self.assertFalse(page_10.has_next())