Method _test_search_engine

test/test_web.py:459–499

(self, api, source, license, Engine, query="today", type=web.SEARCH)

        }

    def _test_search_engine(self, api, source, license, Engine, query="today", type=web.SEARCH):
        # Assert SearchEngine standard interface for any api:
        # Google, Yahoo, Bing, Twitter, Wikipedia, Flickr, Facebook, Products, Newsfeed.
        # SearchEngine.search() returns a list of Result objects with unicode fields, 
        # except Wikipedia which returns a WikipediaArticle (MediaWikiArticle subclass).
        if api == "Yahoo" and license == ("",""): 
            return
        t = time.time()
        e = Engine(license=license, throttle=0.25, language="en")
        v = e.search(query, type, start=1, count=1, cached=False)
        t = time.time() - t
        self.assertTrue(t >= 0.25)
        self.assertEqual(e.license, license)
        self.assertEqual(e.throttle, 0.25)
        self.assertEqual(e.language, "en")
        self.assertEqual(v.query, query)
        if source != web.MEDIAWIKI:
            self.assertEqual(v.source, source)
            self.assertEqual(v.type, type)
            self.assertEqual(len(v), 1)
            self.assertTrue(isinstance(v[0], web.Result))
            self.assertTrue(isinstance(v[0].url, unicode))
            self.assertTrue(isinstance(v[0].title, unicode))
            self.assertTrue(isinstance(v[0].description, unicode))
            self.assertTrue(isinstance(v[0].language, unicode))
            self.assertTrue(isinstance(v[0].author, (unicode, tuple)))
            self.assertTrue(isinstance(v[0].date, unicode))
        else:
            self.assertTrue(isinstance(v, web.MediaWikiArticle))
        # Assert zero results for start < 1 and count < 1.
        v1 = e.search(query, start=0)
        v2 = e.search(query, count=0)
        if source != web.MEDIAWIKI:
            self.assertEqual(len(v1), 0)
            self.assertEqual(len(v2), 0)
        else:
            self.assertTrue(isinstance(v1, web.MediaWikiArticle))
            self.assertEqual(v2, None)
        # Assert SearchEngineTypeError for unknown type.
        self.assertRaises(web.SearchEngineTypeError, e.search, query, type="crystall-ball")
        print "pattern.web.%s.search()" % api
    
    def test_search_google(self):
        self._test_search_engine("Google",    *self.api["Google"])