[test/test_download] In test we download 10000 bytes at max

Also removed workaround in seznamzpravy extractor test.

test/test_download.py

@@ -216,7 +216,7 @@ def generator(test_case, tname):
                     expected_minsize = tc.get('file_minsize', 10000)
                     if expected_minsize is not None:
                         if params.get('test'):
-                            expected_minsize = max(expected_minsize, 10000)
+                            expected_minsize = min(expected_minsize, 10000)
                         got_fsize = os.path.getsize(tc_filename)
                         assertGreaterEqual(
                             self, got_fsize, expected_minsize,

youtube_dl/extractor/seznamzpravy.py

@@ -16,9 +16,7 @@ class SeznamZpravyIE(InfoExtractor):
     _TESTS = [{
         # two videos on one page, with SDN URL
         'url': 'https://www.seznam.cz/zpravy/clanek/jejich-svet-na-nas-utoci-je-lepsi-branit-se-na-jejich-pisecku-rika-reziser-a-major-v-zaloze-marhoul-35990',
-        'params': {'skip_download': True},
-        # ^ this is here instead of 'file_minsize': 1586, which does not work because
-        #   test_download.py forces expected_minsize to at least 10k when test is running
+        'file_minsize': 1586,
         'info_dict': {
             'id': '35990',
             'ext': 'mp4',