Fails because dot_builtins is not installed for Ubuntu or Centos. See
https://gitlab.com/graphviz/graphviz/-/issues/1839.
if tool == 'mingle' and os_id in ['ubuntu', 'centos']:
pytest.skip('mingle is not built for ' + os_id + ' (#1835)')
+ # FIXME: Remove skip when
+ # https://gitlab.com/graphviz/graphviz/-/issues/1839 is fixed
+ if tool == 'dot_builtins' and os_id in ['centos', 'fedora']:
+ pytest.skip('dot_builtins is not installed for ' + os_id + ' (#1839)')
+
# FIXME: Remove skip when
# https://gitlab.com/graphviz/graphviz/-/issues/1753 and
# https://gitlab.com/graphviz/graphviz/-/issues/1836 is fixed