from django.core.management import call_command
from django.template import Context, Template
from django.test import TestCase
from django.utils.timezone import now

from apps.blogs.models import BlogEntry, Feed, FeedAggregate
from apps.blogs.templatetags.blogs import get_latest_blog_entries
from apps.blogs.tests.utils import get_test_rss_path


class BlogTemplateTagTest(TestCase):
    def setUp(self):
        self.test_file_path = get_test_rss_path()

    def test_get_latest_entries(self):
        """
        Test our assignment tag, also ends up testing the update_blogs
        management command
        """
        Feed.objects.create(name="psf default", website_url="https://example.org", feed_url=self.test_file_path)
        call_command("update_blogs")
        entries = get_latest_blog_entries()

        self.assertEqual(len(entries), 5)
        self.assertEqual(entries[0].pub_date.isoformat(), "2013-03-04T15:00:00+00:00")

    def test_feed_list(self):
        f1 = Feed.objects.create(
            name="psf blog",
            website_url="psf.example.org",
            feed_url="feed.psf.example.org",
        )
        BlogEntry.objects.create(title="test1", summary="", pub_date=now(), url="path/to/foo", feed=f1)

        f2 = Feed.objects.create(
            name="django blog",
            website_url="django.example.org",
            feed_url="feed.django.example.org",
        )
        BlogEntry.objects.create(title="test2", summary="", pub_date=now(), url="path/to/foo", feed=f2)
        fa = FeedAggregate.objects.create(
            name="test",
            slug="test",
            description="testing",
        )
        fa.feeds.add(f1, f2)

        t = Template("""
        {% load blogs %}
        {% feed_list 'test' as entries %}
        {% for entry in entries %}
        {{ entry.title }}
        {% endfor %}
        """)

        rendered = t.render(Context())
        self.assertEqual(rendered.strip().replace(" ", ""), "test2\n\ntest1")