scrapy/tests/test_utils_spider.py

37 lines
972 B
Python

import unittest
from scrapy import Spider
from scrapy.http import Request
from scrapy.item import BaseItem
from scrapy.utils.spider import iterate_spider_output, iter_spider_classes
class MySpider1(Spider):
name = 'myspider1'
class MySpider2(Spider):
name = 'myspider2'
class UtilsSpidersTestCase(unittest.TestCase):
def test_iterate_spider_output(self):
i = BaseItem()
r = Request('http://scrapytest.org')
o = object()
self.assertEqual(list(iterate_spider_output(i)), [i])
self.assertEqual(list(iterate_spider_output(r)), [r])
self.assertEqual(list(iterate_spider_output(o)), [o])
self.assertEqual(list(iterate_spider_output([r, i, o])), [r, i, o])
def test_iter_spider_classes(self):
import tests.test_utils_spider
it = iter_spider_classes(tests.test_utils_spider)
self.assertEqual(set(it), {MySpider1, MySpider2})
if __name__ == "__main__":
unittest.main()