Add tests for global categories, releases, fix bugged tests (#893)

tests/integration/non_user_endpoints/test.py

@@ -158,6 +158,8 @@ class AuthTestSpotipy(unittest.TestCase):
         results = self.spotify.artist_related_artists(self.weezer_urn)
         self.assertTrue('artists' in results)
         self.assertTrue(len(results['artists']) == 20)
+
+        found = False
         for artist in results['artists']:
             if artist['name'] == 'Jimmy Eat World':
                 found = True

tests/integration/user_endpoints/test.py

@@ -364,6 +364,10 @@ class SpotipyBrowseApiTests(unittest.TestCase):
         response = self.spotify.categories(country='US')
         self.assertGreater(len(response['categories']), 0)
 
+    def test_categories_global(self):
+        response = self.spotify.categories()
+        self.assertGreater(len(response['categories']), 0)
+
     def test_categories_locale(self):
         response = self.spotify.categories(locale='en_US')
         self.assertGreater(len(response['categories']), 0)
@@ -405,7 +409,15 @@ class SpotipyBrowseApiTests(unittest.TestCase):
 
     def test_new_releases(self):
         response = self.spotify.new_releases()
-        self.assertGreater(len(response['albums']), 0)
+        self.assertGreater(len(response['albums']['items']), 0)
+
+    def test_new_releases_limit_low(self):
+        response = self.spotify.new_releases(limit=1)
+        self.assertEqual(len(response['albums']['items']), 1)
+
+    def test_new_releases_limit_high(self):
+        response = self.spotify.new_releases(limit=50)
+        self.assertLessEqual(len(response['albums']['items']), 50)
 
     def test_featured_releases(self):
         response = self.spotify.featured_playlists()