Add %check, but keep it bconded out for now

python-virtualenv.spec

@@ -30,6 +30,19 @@ BuildRequires:  python3-sphinx_rtd_theme
 BuildRequires:  python3-towncrier
 %endif
 
+# we don't have all the dependencies
+# some tests also need internet connection
+%bcond_with tests
+%if %{with tests}
+BuildRequires:  python3-pytest
+BuildRequires:  python3-pytest-xdist
+BuildRequires:  csh
+BuildRequires:  fish
+#BuildRequires:  xonsh -- the xonsh tests are failing :(
+#BuildRequires:  python3-pypiserver -- not available yet
+#BuildRequires:  python3-pytest-localserver -- not available yet
+%endif
+
 # RPM installed wheels
 BuildRequires:  python-pip-wheel
 BuildRequires:  python-setuptools-wheel
@@ -122,6 +135,22 @@ rm %{buildroot}/%{_bindir}/virtualenv
 
 %{py3_install}
 
+%if %{with tests}
+%check
+mkdir tmp_path
+ln -s $(realpath %{__python3}) tmp_path/python
+export PATH="$(pwd)/tmp_path:$PATH"
+export PYTHONPATH="$(pwd)"
+unset SOURCE_DATE_EPOCH
+cp -p /usr/share/python-wheels/*.whl virtualenv_support
+
+# test_missing_certifi_pem patches bundled pip wheel, but ours is patched already
+# test_always_copy_option https://github.com/pypa/virtualenv/issues/1332
+python -m pytest -vv -n auto -k "not test_missing_certifi_pem and not test_always_copy_option"
+
+rm virtualenv_support/*.whl
+rm -r tmp_path
+%endif
 
 %files -n python2-virtualenv
 %license LICENSE.txt