handle search with no results

Author: kmaehashi

atwiki/core.py

@@ -66,6 +66,7 @@ def search(self, keyword, is_and=True):
     lis = soup.find('div', id='wikibody').findAll('li')[:-1]  # drop last item (link to http://atwiki.jp/wiki/keyword)
     for li in lis:
       a = li.find('a')
+      if not a: continue
       name = a.text
       snippet = None
       for sib in a.next_siblings:

atwiki/test/test_core.py

@@ -49,3 +49,7 @@ def test_search_or(self):
     self.assertEqual(results[0]['snippet'], 'SearchKeyword01\nSearchKeyword02')
     self.assertEqual(results[1]['name'], 'Test_atwiki.test.test_core:AtWikiAPITest:test_search_or')
     self.assertEqual(results[1]['snippet'], 'SearchKeyword02')
+
+  def test_search_none(self):
+    results = list(self._api.search('no_result_expected_for_this'))
+    self.assertEqual(len(results), 0)