Always perform at least a basic import check in %check

python-urllib3.spec

@@ -138,8 +138,16 @@ sed -i -e 's/^import mock/from unittest import mock/' \
 %pyproject_save_files urllib3
 
 
-%if %{with tests}
 %check
+# urllib3.contrib.socks requires urllib3[socks]
+# urllib3.contrib.ntlmpool is deprecated and requires ntlm
+# urllib3.contrib.securetransport is macOS only
+# urllib3.contrib.pyopenssl requires urllib3[secure]
+%{pyproject_check_import %{!?with_extras:-e urllib3.contrib.socks}
+                         -e urllib3.contrib.ntlmpool
+                         -e urllib3.contrib.securetransport
+                         -e urllib3.contrib.pyopenssl}
+%if %{with tests}
 # Drop the dummyserver tests in koji.  They fail there in real builds, but not
 # in scratch builds (weird).
 ignore="${ignore-} --ignore=test/with_dummyserver/"