diff --git a/test/test_jsinterp.py b/test/test_jsinterp.py
index 4110506b5..8fbc67762 100644
--- a/test/test_jsinterp.py
+++ b/test/test_jsinterp.py
@@ -4,6 +4,7 @@ from __future__ import unicode_literals
 
 import os
 import sys
+import logging
 
 if sys.version_info < (2, 7):
     import unittest2 as unittest
@@ -15,6 +16,8 @@ from youtube_dl.jsinterp import JSInterpreter
 from test.jstests import gettestcases
 
 defs = gettestcases()
+# set level to logging.DEBUG to see messages about missing assertions
+logging.basicConfig(stream=sys.stderr, level=logging.WARNING)
 
 
 class TestJSInterpreter(unittest.TestCase):
@@ -22,7 +25,7 @@ class TestJSInterpreter(unittest.TestCase):
         self.defs = defs
 
 
-def generator(test_case):
+def generator(test_case, name):
     def test_template(self):
         for test in test_case['subtests']:
             jsi = JSInterpreter(test['code'], variables=None if 'globals' not in test else test['globals'])
@@ -32,6 +35,10 @@ def generator(test_case):
                         self.assertEqual(jsi.call_function(*a['call']), a['value'])
                     else:
                         self.assertEqual(jsi.run(), a['value'])
+            else:
+                log.debug('No asserts, skipping subtest')
+
+    log = logging.getLogger('TestJSInterpreter.%s' % name)
 
     if 'i' not in test_case['skip']:
         reason = False
@@ -43,16 +50,20 @@ def generator(test_case):
 
 # And add them to TestJSInterpreter
 for n, tc in enumerate(defs):
-    if any('asserts' in test for test in tc['subtests']):
-        test_method = generator(tc)
+    if 'i' not in tc['skip'] or tc['skip']['i'] is not True:
         tname = 'test_' + str(tc['name'])
         i = 1
         while hasattr(TestJSInterpreter, tname):
             tname = 'test_%s_%d' % (tc['name'], i)
             i += 1
-        test_method.__name__ = str(tname)
-        setattr(TestJSInterpreter, test_method.__name__, test_method)
-        del test_method
+        if any('asserts' in test for test in tc['subtests']):
+            test_method = generator(tc, tname)
+            test_method.__name__ = str(tname)
+            setattr(TestJSInterpreter, test_method.__name__, test_method)
+            del test_method
+        else:
+            log = logging.getLogger('TestJSInterpreter')
+            log.debug('''Skipping %s:There isn't any assertion''' % tname)
 
 if __name__ == '__main__':
     unittest.main()
diff --git a/test/test_jsinterp_parse.py b/test/test_jsinterp_parse.py
index 7e4295990..06b0be070 100644
--- a/test/test_jsinterp_parse.py
+++ b/test/test_jsinterp_parse.py
@@ -4,8 +4,8 @@ from __future__ import unicode_literals
 
 import os
 import sys
-import copy
 import logging
+import copy
 
 if sys.version_info < (2, 7):
     import unittest2 as unittest
@@ -39,7 +39,7 @@ class TestJSInterpreterParse(unittest.TestCase):
         self.defs = defs
 
 
-def generator(test_case):
+def generator(test_case, name):
     def test_template(self):
         for a in test_case['subtests']:
             jsi = JSInterpreter(a['code'], variables=None if 'globals' not in a else a['globals'])
@@ -49,7 +49,7 @@ def generator(test_case):
             else:
                 log.debug('No AST, trying to parsing only')
 
-    log = logging.getLogger('TestJSInterpreterParse.test_' + str(tc['name']))
+    log = logging.getLogger('TestJSInterpreterParse.%s' + name)
 
     if 'p' not in test_case['skip']:
         reason = False
@@ -59,15 +59,15 @@ def generator(test_case):
     return test_template if not reason else unittest.skip(reason)(test_template)
 
 
-# And add them to TestJSInterpreter
+# And add them to TestJSInterpreterParse
 for n, tc in enumerate(defs):
     if 'p' not in tc['skip'] or tc['skip']['p'] is not True:
-        test_method = generator(tc)
         tname = 'test_' + str(tc['name'])
         i = 1
         while hasattr(TestJSInterpreterParse, tname):
             tname = 'test_%s_%d' % (tc['name'], i)
             i += 1
+        test_method = generator(tc, tname)
         test_method.__name__ = str(tname)
         setattr(TestJSInterpreterParse, test_method.__name__, test_method)
         del test_method