diff --git a/disable-online-tests.patch b/disable-online-tests.patch
new file mode 100644
index 0000000..dc4d407
--- /dev/null
+++ b/disable-online-tests.patch
@@ -0,0 +1,38 @@
+Index: css-parser-1.0.4/css_parser_tests/test_errorhandler.py
+===================================================================
+--- css-parser-1.0.4.orig/css_parser_tests/test_errorhandler.py
++++ css-parser-1.0.4/css_parser_tests/test_errorhandler.py
+@@ -99,13 +99,6 @@ class ErrorHandlerTestCase(basetest.Base
+         self.assertEqual(s.getvalue(),
+                          'ERROR    Property: Invalid value for "CSS Level 2.1" property: 1 [1:5: color]\n')
+ 
+-        s = self._setHandler()
+-
+-        css_parser.log.setLevel(logging.ERROR)
+-        css_parser.parseUrl('http://example.com')
+-        self.assertEqual(s.getvalue()[:38],
+-                         'ERROR    Expected "text/css" mime type')
+-
+     def test_parsevalidation(self):
+         style = 'color: 1'
+         t = 'a { %s }' % style
+Index: css-parser-1.0.4/css_parser_tests/test_parse.py
+===================================================================
+--- css-parser-1.0.4.orig/css_parser_tests/test_parse.py
++++ css-parser-1.0.4/css_parser_tests/test_parse.py
+@@ -4,6 +4,7 @@ from __future__ import absolute_import,
+ 
+ import sys
+ import xml.dom
++import unittest
+ 
+ import css_parser
+ 
+@@ -83,6 +84,7 @@ class CSSParserTestCase(basetest.BaseTes
+             p.parseString(css).cssText,
+             '/*1*/\na {\n    color: /*2*/ red\n    }'.encode())
+ 
++    @unittest.skip('online test')
+     def test_parseUrl(self):
+         "CSSParser.parseUrl()"
+         parser = css_parser.CSSParser()
diff --git a/python-css-parser.changes b/python-css-parser.changes
index 588aa72..d1e35d7 100644
--- a/python-css-parser.changes
+++ b/python-css-parser.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Mon Jan  7 10:31:43 UTC 2019 - Tomáš Chvátal <tchvatal@suse.com>
+
+- Enable tests
+- Add patch to disable online tests:
+  * disable-online-tests.patch
+
 -------------------------------------------------------------------
 Sat Jan  5 11:55:32 UTC 2019 - ecsos@opensuse.org
 
diff --git a/python-css-parser.spec b/python-css-parser.spec
index 3c0845b..a2c58f9 100644
--- a/python-css-parser.spec
+++ b/python-css-parser.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-css-parser
 #
-# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -17,28 +17,25 @@
 
 
 %{?!python_module:%define python_module() python-%{**} python3-%{**}}
-%define oldpython python
-
-Name:             python-css-parser
-Version:          1.0.4
-Release:          0
-Summary:          CSS related utilities (parsing, serialization, etc) for python
-License:          LGPL-3.0-or-later
-Group:            Development/Languages/Python
-URL:              https://github.com/ebook-utils/css-parser
-Source:           https://github.com/ebook-utils/css-parser/archive/v%{version}/%{name}-%{version}.tar.gz
-BuildRequires:    %{python_module setuptools}
-BuildRequires:    python-rpm-macros
-BuildRequires:    fdupes
-BuildArch:        noarch
-%ifpython2
-Provides:         %{oldpython}-css-parser-doc = %{version}
-Obsoletes:        %{oldpython}-css-parser-doc < %{version}
-%endif
+Name:           python-css-parser
+Version:        1.0.4
+Release:        0
+Summary:        CSS related utilities (parsing, serialization, etc) for python
+License:        LGPL-3.0-or-later
+Group:          Development/Languages/Python
+URL:            https://github.com/ebook-utils/css-parser
+Source:         https://github.com/ebook-utils/css-parser/archive/v%{version}/%{name}-%{version}.tar.gz
+Patch0:         disable-online-tests.patch
+BuildRequires:  %{python_module chardet}
+BuildRequires:  %{python_module setuptools}
+Requires:       python-chardet
+BuildRequires:  fdupes
+BuildRequires:  python-rpm-macros
+BuildArch:      noarch
 %python_subpackages
 
 %description
-CSS related utilities (parsing, serialization, etc) for python 
+CSS related utilities (parsing, serialization, etc) for python
 
 A fork of the cssutils project based on version 1.0.2. This fork includes general bug fixes and extensions specific to editing and working with ebooks.
 
@@ -47,6 +44,7 @@ The main python source code has been modified so that it will run without furthe
 %prep
 %setup -q -n css-parser-%{version}
 sed -i "1d" src/css_parser/{parse,codec,sac,serialize,scripts/csscapture,_codec2,errorhandler,scripts/cssparse,_codec3,scripts/csscombine,tokenize2,version,encutils/__init__,__init__}.py # Fix non-executable scripts
+%patch0 -p1
 
 %build
 %python_build
@@ -56,6 +54,9 @@ sed -i "1d" src/css_parser/{parse,codec,sac,serialize,scripts/csscapture,_codec2
 # replace duplicate .pyo/.pyc with hardlinks
 %fdupes %{buildroot}/%{python_sitelib}/css_parser/
 
+%check
+%python_exec setup.py test
+
 %files %{python_files}
 %license COPYING COPYING.LESSER
 %doc README.md