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56 lines
2.7 KiB
Python
56 lines
2.7 KiB
Python
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# IfcOpenShell - IFC toolkit and geometry engine
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# Copyright (C) 2022 Dion Moult <dion@thinkmoult.com>
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#
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# This file is part of IfcOpenShell.
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#
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# IfcOpenShell is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# IfcOpenShell is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with IfcOpenShell. If not, see <http://www.gnu.org/licenses/>.
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import test.bootstrap
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import ifcopenshell.api
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class TestConnectPath(test.bootstrap.IFC4):
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def test_connecting_a_path(self):
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wall1 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
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wall2 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
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rel = ifcopenshell.api.run(
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"geometry.connect_path",
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self.file,
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relating_element=wall1,
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related_element=wall2,
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relating_connection="ATSTART",
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related_connection="ATEND",
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)
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assert rel.is_a("IfcRelConnectsPathElements")
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assert rel.RelatingElement == wall1
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assert rel.RelatedElement == wall2
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assert rel.RelatingConnectionType == "ATSTART"
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assert rel.RelatedConnectionType == "ATEND"
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def test_doing_nothing_if_the_element_is_already_connected(self):
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wall1 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
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wall2 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
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ifcopenshell.api.run("geometry.connect_path", self.file, relating_element=wall1, related_element=wall2)
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total_elements = len([e for e in self.file])
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ifcopenshell.api.run("geometry.connect_path", self.file, relating_element=wall1, related_element=wall2)
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assert len([e for e in self.file]) == total_elements
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def test_preventing_cyclical_connections(self):
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wall1 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
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wall2 = ifcopenshell.api.run("root.create_entity", self.file, ifc_class="IfcWall")
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ifcopenshell.api.run("geometry.connect_path", self.file, relating_element=wall1, related_element=wall2)
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total_elements = len([e for e in self.file])
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ifcopenshell.api.run("geometry.connect_path", self.file, relating_element=wall2, related_element=wall1)
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assert len([e for e in self.file]) == total_elements
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