# IfcOpenShell - IFC toolkit and geometry engine
# Copyright (C) 2022 Dion Moult <dion@thinkmoult.com>
#
# This file is part of IfcOpenShell.
#
# IfcOpenShell is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# IfcOpenShell is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with IfcOpenShell.  If not, see <http://www.gnu.org/licenses/>.

import test.bootstrap
import ifcopenshell.api.root
import ifcopenshell.api.geometry


class TestDisconnectElement(test.bootstrap.IFC4):
    def test_disconnecting_an_element(self):
        wall1 = ifcopenshell.api.root.create_entity(self.file, ifc_class="IfcWall")
        wall2 = ifcopenshell.api.root.create_entity(self.file, ifc_class="IfcWall")
        ifcopenshell.api.geometry.connect_element(self.file, relating_element=wall1, related_element=wall2)
        ifcopenshell.api.geometry.disconnect_element(self.file, relating_element=wall1, related_element=wall2)
        assert not self.file.by_type("IfcRelConnectsElements")

    def test_order_does_not_matter(self):
        wall1 = ifcopenshell.api.root.create_entity(self.file, ifc_class="IfcWall")
        wall2 = ifcopenshell.api.root.create_entity(self.file, ifc_class="IfcWall")
        ifcopenshell.api.geometry.connect_element(self.file, relating_element=wall1, related_element=wall2)
        ifcopenshell.api.geometry.disconnect_element(self.file, relating_element=wall2, related_element=wall1)
        assert not self.file.by_type("IfcRelConnectsElements")


class TestDisconnectElementIFC2X3(test.bootstrap.IFC2X3, TestDisconnectElement):
    pass