GEM005 / RI-71

buildingSMART · Sep 20, 2023 · 652d72a · 652d72a
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diff --git a/features/GEM005_Geometry-of-surrounding-buildings.feature b/features/GEM005_Geometry-of-surrounding-buildings.feature
@@ -0,0 +1,12 @@
+@implementer-agreement
+@ALS
+Feature: Building shape representation
+  Scenario: Agreement on empty IfcBuilding using correct representation
+
+      Given A file with Schema Identifier "IFC2X3" or "IFC4" or "IFC4X3_TC1" or "IFC4X3_ADD1" or "IFC4X3"
+      And An IfcBuilding
+      And ContainsElements = empty
+      And IsDecomposedBy = empty
+      And Its attribute Representation
+      And Its attribute Representations
+      Then The value of attribute RepresentationIdentifier must be Body
diff --git a/features/steps/givens/attributes.py b/features/steps/givens/attributes.py
@@ -7,7 +7,10 @@
 
 @given("{attribute} = {value}")
 def step_impl(context, attribute, value):
-    value = ast.literal_eval(value)
+    if value == 'empty':
+        value = ()
+    else:
+        value = ast.literal_eval(value)
     context.instances = list(
         filter(lambda inst: getattr(inst, attribute, True) == value, context.instances)
     )

diff --git a/test/files/gem005/fail-gem005-scenario01-footprint.ifc b/test/files/gem005/fail-gem005-scenario01-footprint.ifc
@@ -0,0 +1,40 @@
+ISO-10303-21;
+HEADER;
+FILE_DESCRIPTION(('ViewDefinition [CoordinationView]'),'2;1');
+FILE_NAME('','2023-09-20T19:11:03',(''),(''),'IfcOpenShell-v0.7.0-64d98f129','IfcOpenShell-v0.7.0-64d98f129','');
+FILE_SCHEMA(('IFC2X3'));
+ENDSEC;
+DATA;
+#1=IFCPERSON($,$,'',$,$,$,$,$);
+#2=IFCORGANIZATION($,'',$,$,$);
+#3=IFCPERSONANDORGANIZATION(#1,#2,$);
+#4=IFCAPPLICATION(#2,'v0.7.0-64d98f129','IfcOpenShell-v0.7.0-64d98f129','');
+#5=IFCOWNERHISTORY(#3,#4,$,.ADDED.,$,#3,#4,1695237063);
+#6=IFCDIRECTION((1.,0.,0.));
+#7=IFCDIRECTION((0.,0.,1.));
+#8=IFCCARTESIANPOINT((0.,0.,0.));
+#9=IFCAXIS2PLACEMENT3D(#8,#7,#6);
+#10=IFCDIRECTION((0.,1.));
+#11=IFCGEOMETRICREPRESENTATIONCONTEXT($,'Model',3,1.E-05,#9,#10);
+#12=IFCDIMENSIONALEXPONENTS(0,0,0,0,0,0,0);
+#13=IFCSIUNIT(*,.LENGTHUNIT.,$,.METRE.);
+#14=IFCSIUNIT(*,.AREAUNIT.,$,.SQUARE_METRE.);
+#15=IFCSIUNIT(*,.VOLUMEUNIT.,$,.CUBIC_METRE.);
+#16=IFCSIUNIT(*,.PLANEANGLEUNIT.,$,.RADIAN.);
+#17=IFCMEASUREWITHUNIT(IFCPLANEANGLEMEASURE(0.017453292519943295),#16);
+#18=IFCCONVERSIONBASEDUNIT(#12,.PLANEANGLEUNIT.,'DEGREE',#17);
+#19=IFCUNITASSIGNMENT((#13,#14,#15,#18));
+#20=IFCPROJECT('3HL8sL$Tr3pRQA3zwpuLfv',#5,'',$,$,$,$,(#11),#19);
+#21=IFCSITE('2ev$aeuI94vPDkJSXmp_bL',#5,$,$,$,$,$,$,.ELEMENT.,$,$,$,$,$);
+#22=IFCRELAGGREGATES('20W3cY$bH0AeVhHWQpGWgS',#5,$,$,#20,(#21));
+#23=IFCBUILDING('0iVIRmQ2r96BYx0mRDkIpv',#5,$,$,$,$,#31,$,.ELEMENT.,$,$,$);
+#24=IFCRELAGGREGATES('3cCBNhB1j0nfGqIz2vKfqs',#5,$,$,#21,(#23));
+#25=IFCCARTESIANPOINT((0.,0.));
+#26=IFCCARTESIANPOINT((20.,0.));
+#27=IFCCARTESIANPOINT((20.,20.));
+#28=IFCCARTESIANPOINT((0.,20.));
+#29=IFCPOLYLINE((#25,#26,#27,#28,#28));
+#30=IFCSHAPEREPRESENTATION(#11,'FootPrint','Axis2D',(#29));
+#31=IFCPRODUCTDEFINITIONSHAPE($,$,(#30));
+ENDSEC;
+END-ISO-10303-21;
diff --git a/test/files/gem005/fail-gem005-scenario01-no_representation.ifc b/test/files/gem005/fail-gem005-scenario01-no_representation.ifc
@@ -0,0 +1,33 @@
+ISO-10303-21;
+HEADER;
+FILE_DESCRIPTION(('ViewDefinition [CoordinationView]'),'2;1');
+FILE_NAME('','2023-09-20T19:11:03',(''),(''),'IfcOpenShell-v0.7.0-64d98f129','IfcOpenShell-v0.7.0-64d98f129','');
+FILE_SCHEMA(('IFC2X3'));
+ENDSEC;
+DATA;
+#1=IFCPERSON($,$,'',$,$,$,$,$);
+#2=IFCORGANIZATION($,'',$,$,$);
+#3=IFCPERSONANDORGANIZATION(#1,#2,$);
+#4=IFCAPPLICATION(#2,'v0.7.0-64d98f129','IfcOpenShell-v0.7.0-64d98f129','');
+#5=IFCOWNERHISTORY(#3,#4,$,.ADDED.,$,#3,#4,1695237063);
+#6=IFCDIRECTION((1.,0.,0.));
+#7=IFCDIRECTION((0.,0.,1.));
+#8=IFCCARTESIANPOINT((0.,0.,0.));
+#9=IFCAXIS2PLACEMENT3D(#8,#7,#6);
+#10=IFCDIRECTION((0.,1.));
+#11=IFCGEOMETRICREPRESENTATIONCONTEXT($,'Model',3,1.E-05,#9,#10);
+#12=IFCDIMENSIONALEXPONENTS(0,0,0,0,0,0,0);
+#13=IFCSIUNIT(*,.LENGTHUNIT.,$,.METRE.);
+#14=IFCSIUNIT(*,.AREAUNIT.,$,.SQUARE_METRE.);
+#15=IFCSIUNIT(*,.VOLUMEUNIT.,$,.CUBIC_METRE.);
+#16=IFCSIUNIT(*,.PLANEANGLEUNIT.,$,.RADIAN.);
+#17=IFCMEASUREWITHUNIT(IFCPLANEANGLEMEASURE(0.017453292519943295),#16);
+#18=IFCCONVERSIONBASEDUNIT(#12,.PLANEANGLEUNIT.,'DEGREE',#17);
+#19=IFCUNITASSIGNMENT((#13,#14,#15,#18));
+#20=IFCPROJECT('2jYHPIYljDhgGg9eoN2Xor',#5,'',$,$,$,$,(#11),#19);
+#21=IFCSITE('2e4KKIKvz2mviaIzPKSL7Y',#5,$,$,$,$,$,$,.ELEMENT.,$,$,$,$,$);
+#22=IFCRELAGGREGATES('07yQLhcYH3K8T1kD3qUsJi',#5,$,$,#20,(#21));
+#23=IFCBUILDING('3$1ujW6An5cgazzmmx2rkS',#5,$,$,$,$,$,$,.ELEMENT.,$,$,$);
+#24=IFCRELAGGREGATES('1stRKPw6X8_BVdHzxPJRyN',#5,$,$,#21,(#23));
+ENDSEC;
+END-ISO-10303-21;
diff --git a/test/files/gem005/generate.py b/test/files/gem005/generate.py
@@ -0,0 +1,106 @@
+import ifcopenshell
+import ifcopenshell.template
+
+for validity, case in [
+    ("pass", "body"),
+    ("pass", "contain"),
+    ("pass", "aggregate"),
+    ("fail", "no-representation"),
+    ("fail", "footprint"),
+]:
+
+    f = ifcopenshell.template.create(schema_identifier="IFC2X3")
+    building_parent = proj = f.by_type("IfcProject")[0]
+    owner = f.by_type("IfcOwnerHistory")[0]
+    owner.ChangeAction = "ADDED"
+
+    site = f.createIfcSite(
+        ifcopenshell.guid.new(),
+        owner,
+        CompositionType="ELEMENT",
+    )
+
+    f.createIfcRelAggregates(
+        ifcopenshell.guid.new(), owner, RelatingObject=proj, RelatedObjects=[site]
+    )
+
+    building = f.createIfcBuilding(
+        ifcopenshell.guid.new(),
+        owner,
+        CompositionType="ELEMENT",
+    )
+
+    f.createIfcRelAggregates(
+        ifcopenshell.guid.new(), owner, RelatingObject=site, RelatedObjects=[building]
+    )
+
+    if case == "body":
+        building.Representation = f.createIfcProductDefinitionShape(
+            Representations=[
+                f.createIfcShapeRepresentation(
+                    f.by_type("IfcGeometricRepresentationContext")[0],
+                    "Body",
+                    "SweptSolid",
+                    [
+                        f.createIfcExtrudedAreaSolid(
+                            f.createIfcRectangleProfileDef(
+                                "AREA",
+                                None,
+                                f.createIfcAxis2Placement2D(
+                                    f.createIfcCartesianPoint((0.0, 0.0))
+                                ),
+                                20000.0,
+                                20000.0,
+                            ),
+                            f.createIfcAxis2Placement3D(
+                                f.createIfcCartesianPoint((0.0, 0.0, 0.0))
+                            ),
+                            f.createIfcDirection((0.0, 0.0, 1.0)),
+                            20000.0,
+                        )
+                    ],
+                )
+            ]
+        )
+    elif case == "footprint":
+        poly = f.createIfcPolyline(
+            (
+                f.createIfcCartesianPoint((0.0, 0.0)),
+                f.createIfcCartesianPoint((20.0, 0.0)),
+                f.createIfcCartesianPoint((20.0, 20.0)),
+                f.createIfcCartesianPoint((0.0, 20.0)),
+            )
+        )
+        poly[0] += (poly[0][-1],)
+        building.Representation = f.createIfcProductDefinitionShape(
+            Representations=[
+                f.createIfcShapeRepresentation(
+                    f.by_type("IfcGeometricRepresentationContext")[0],
+                    "FootPrint",
+                    "Axis2D",
+                    [poly],
+                )
+            ]
+        )
+    elif case == "contain":
+        beam = f.createIfcBeam(ifcopenshell.guid.new(), owner)
+        f.createIfcRelContainedInSpatialStructure(
+            ifcopenshell.guid.new(), owner, None, None, [beam], building
+        )
+    elif case == "aggregate":
+        storey = f.createIfcBuildingStorey(
+            ifcopenshell.guid.new(),
+            owner,
+            CompositionType="ELEMENT",
+        )
+        f.createIfcRelAggregates(
+            ifcopenshell.guid.new(),
+            owner,
+            RelatingObject=building,
+            RelatedObjects=[storey],
+        )
+
+    failing_scenario = ""
+    if validity == "fail":
+        failing_scenario = "scenario01-"
+    f.write(f"{validity}-gem005-{failing_scenario}{case.replace('-', '_')}.ifc")
diff --git a/test/files/gem005/pass-gem005-aggregate.ifc b/test/files/gem005/pass-gem005-aggregate.ifc
@@ -0,0 +1,35 @@
+ISO-10303-21;
+HEADER;
+FILE_DESCRIPTION(('ViewDefinition [CoordinationView]'),'2;1');
+FILE_NAME('','2023-09-20T19:11:03',(''),(''),'IfcOpenShell-v0.7.0-64d98f129','IfcOpenShell-v0.7.0-64d98f129','');
+FILE_SCHEMA(('IFC2X3'));
+ENDSEC;
+DATA;
+#1=IFCPERSON($,$,'',$,$,$,$,$);
+#2=IFCORGANIZATION($,'',$,$,$);
+#3=IFCPERSONANDORGANIZATION(#1,#2,$);
+#4=IFCAPPLICATION(#2,'v0.7.0-64d98f129','IfcOpenShell-v0.7.0-64d98f129','');
+#5=IFCOWNERHISTORY(#3,#4,$,.ADDED.,$,#3,#4,1695237063);
+#6=IFCDIRECTION((1.,0.,0.));
+#7=IFCDIRECTION((0.,0.,1.));
+#8=IFCCARTESIANPOINT((0.,0.,0.));
+#9=IFCAXIS2PLACEMENT3D(#8,#7,#6);
+#10=IFCDIRECTION((0.,1.));
+#11=IFCGEOMETRICREPRESENTATIONCONTEXT($,'Model',3,1.E-05,#9,#10);
+#12=IFCDIMENSIONALEXPONENTS(0,0,0,0,0,0,0);
+#13=IFCSIUNIT(*,.LENGTHUNIT.,$,.METRE.);
+#14=IFCSIUNIT(*,.AREAUNIT.,$,.SQUARE_METRE.);
+#15=IFCSIUNIT(*,.VOLUMEUNIT.,$,.CUBIC_METRE.);
+#16=IFCSIUNIT(*,.PLANEANGLEUNIT.,$,.RADIAN.);
+#17=IFCMEASUREWITHUNIT(IFCPLANEANGLEMEASURE(0.017453292519943295),#16);
+#18=IFCCONVERSIONBASEDUNIT(#12,.PLANEANGLEUNIT.,'DEGREE',#17);
+#19=IFCUNITASSIGNMENT((#13,#14,#15,#18));
+#20=IFCPROJECT('1ub2BiUrX47Ph8An4_oNjl',#5,'',$,$,$,$,(#11),#19);
+#21=IFCSITE('3FPPxnSv5C08ZVvBGcA9IW',#5,$,$,$,$,$,$,.ELEMENT.,$,$,$,$,$);
+#22=IFCRELAGGREGATES('0J93SG7u57x9isBUAs8x0f',#5,$,$,#20,(#21));
+#23=IFCBUILDING('0ytUojdGX73fLDFVxSuc$8',#5,$,$,$,$,$,$,.ELEMENT.,$,$,$);
+#24=IFCRELAGGREGATES('3ALm77R2H8VRvXFtrvyiXo',#5,$,$,#21,(#23));
+#25=IFCBUILDINGSTOREY('3ze$6Xr5LEwAkcB6VuPxAr',#5,$,$,$,$,$,$,.ELEMENT.,$);
+#26=IFCRELAGGREGATES('2x92EoU5P1nPfcaJYJDGoc',#5,$,$,#23,(#25));
+ENDSEC;
+END-ISO-10303-21;
diff --git a/test/files/gem005/pass-gem005-body.ifc b/test/files/gem005/pass-gem005-body.ifc
@@ -0,0 +1,42 @@
+ISO-10303-21;
+HEADER;
+FILE_DESCRIPTION(('ViewDefinition [CoordinationView]'),'2;1');
+FILE_NAME('','2023-09-20T19:11:03',(''),(''),'IfcOpenShell-v0.7.0-64d98f129','IfcOpenShell-v0.7.0-64d98f129','');
+FILE_SCHEMA(('IFC2X3'));
+ENDSEC;
+DATA;
+#1=IFCPERSON($,$,'',$,$,$,$,$);
+#2=IFCORGANIZATION($,'',$,$,$);
+#3=IFCPERSONANDORGANIZATION(#1,#2,$);
+#4=IFCAPPLICATION(#2,'v0.7.0-64d98f129','IfcOpenShell-v0.7.0-64d98f129','');
+#5=IFCOWNERHISTORY(#3,#4,$,.ADDED.,$,#3,#4,1695237063);
+#6=IFCDIRECTION((1.,0.,0.));
+#7=IFCDIRECTION((0.,0.,1.));
+#8=IFCCARTESIANPOINT((0.,0.,0.));
+#9=IFCAXIS2PLACEMENT3D(#8,#7,#6);
+#10=IFCDIRECTION((0.,1.));
+#11=IFCGEOMETRICREPRESENTATIONCONTEXT($,'Model',3,1.E-05,#9,#10);
+#12=IFCDIMENSIONALEXPONENTS(0,0,0,0,0,0,0);
+#13=IFCSIUNIT(*,.LENGTHUNIT.,$,.METRE.);
+#14=IFCSIUNIT(*,.AREAUNIT.,$,.SQUARE_METRE.);
+#15=IFCSIUNIT(*,.VOLUMEUNIT.,$,.CUBIC_METRE.);
+#16=IFCSIUNIT(*,.PLANEANGLEUNIT.,$,.RADIAN.);
+#17=IFCMEASUREWITHUNIT(IFCPLANEANGLEMEASURE(0.017453292519943295),#16);
+#18=IFCCONVERSIONBASEDUNIT(#12,.PLANEANGLEUNIT.,'DEGREE',#17);
+#19=IFCUNITASSIGNMENT((#13,#14,#15,#18));
+#20=IFCPROJECT('20LlEYg5D1ERA7Bh_53DI_',#5,'',$,$,$,$,(#11),#19);
+#21=IFCSITE('0ie$bpOszCUgyIh5OXWXsG',#5,$,$,$,$,$,$,.ELEMENT.,$,$,$,$,$);
+#22=IFCRELAGGREGATES('2JPb$q1dPCpBGLb2SYvRVr',#5,$,$,#20,(#21));
+#23=IFCBUILDING('3qEEBpFm16UBTLeLB$yPTY',#5,$,$,$,$,#33,$,.ELEMENT.,$,$,$);
+#24=IFCRELAGGREGATES('3N6QCZZqr4xBkcDTiNPpEs',#5,$,$,#21,(#23));
+#25=IFCCARTESIANPOINT((0.,0.));
+#26=IFCAXIS2PLACEMENT2D(#25,$);
+#27=IFCRECTANGLEPROFILEDEF(.AREA.,$,#26,20000.,20000.);
+#28=IFCCARTESIANPOINT((0.,0.,0.));
+#29=IFCAXIS2PLACEMENT3D(#28,$,$);
+#30=IFCDIRECTION((0.,0.,1.));
+#31=IFCEXTRUDEDAREASOLID(#27,#29,#30,20000.);
+#32=IFCSHAPEREPRESENTATION(#11,'Body','SweptSolid',(#31));
+#33=IFCPRODUCTDEFINITIONSHAPE($,$,(#32));
+ENDSEC;
+END-ISO-10303-21;
diff --git a/test/files/gem005/pass-gem005-contain.ifc b/test/files/gem005/pass-gem005-contain.ifc
@@ -0,0 +1,35 @@
+ISO-10303-21;
+HEADER;
+FILE_DESCRIPTION(('ViewDefinition [CoordinationView]'),'2;1');
+FILE_NAME('','2023-09-20T19:11:03',(''),(''),'IfcOpenShell-v0.7.0-64d98f129','IfcOpenShell-v0.7.0-64d98f129','');
+FILE_SCHEMA(('IFC2X3'));
+ENDSEC;
+DATA;
+#1=IFCPERSON($,$,'',$,$,$,$,$);
+#2=IFCORGANIZATION($,'',$,$,$);
+#3=IFCPERSONANDORGANIZATION(#1,#2,$);
+#4=IFCAPPLICATION(#2,'v0.7.0-64d98f129','IfcOpenShell-v0.7.0-64d98f129','');
+#5=IFCOWNERHISTORY(#3,#4,$,.ADDED.,$,#3,#4,1695237063);
+#6=IFCDIRECTION((1.,0.,0.));
+#7=IFCDIRECTION((0.,0.,1.));
+#8=IFCCARTESIANPOINT((0.,0.,0.));
+#9=IFCAXIS2PLACEMENT3D(#8,#7,#6);
+#10=IFCDIRECTION((0.,1.));
+#11=IFCGEOMETRICREPRESENTATIONCONTEXT($,'Model',3,1.E-05,#9,#10);
+#12=IFCDIMENSIONALEXPONENTS(0,0,0,0,0,0,0);
+#13=IFCSIUNIT(*,.LENGTHUNIT.,$,.METRE.);
+#14=IFCSIUNIT(*,.AREAUNIT.,$,.SQUARE_METRE.);
+#15=IFCSIUNIT(*,.VOLUMEUNIT.,$,.CUBIC_METRE.);
+#16=IFCSIUNIT(*,.PLANEANGLEUNIT.,$,.RADIAN.);
+#17=IFCMEASUREWITHUNIT(IFCPLANEANGLEMEASURE(0.017453292519943295),#16);
+#18=IFCCONVERSIONBASEDUNIT(#12,.PLANEANGLEUNIT.,'DEGREE',#17);
+#19=IFCUNITASSIGNMENT((#13,#14,#15,#18));
+#20=IFCPROJECT('2rHCjlXu5BLPQy1801R7qY',#5,'',$,$,$,$,(#11),#19);
+#21=IFCSITE('00gZeZJ3T46OIHYIJfI4y6',#5,$,$,$,$,$,$,.ELEMENT.,$,$,$,$,$);
+#22=IFCRELAGGREGATES('2dSNVxkyTCVBgpJIAjWCWe',#5,$,$,#20,(#21));
+#23=IFCBUILDING('0lTyQdQJ1EAPMwA2lfog$t',#5,$,$,$,$,$,$,.ELEMENT.,$,$,$);
+#24=IFCRELAGGREGATES('1LBvgWU1D38BJBvmmMM4MT',#5,$,$,#21,(#23));
+#25=IFCBEAM('2fTXsg43LD2vdsN8UYcrZY',#5,$,$,$,$,$,$);
+#26=IFCRELCONTAINEDINSPATIALSTRUCTURE('3P4Z3tTSn4KQxaiql9FTnk',#5,$,$,(#25),#23);
+ENDSEC;
+END-ISO-10303-21;