diff --git a/test/input/cylinders.ifc b/test/input/cylinders.ifc
new file mode 100644
index 0000000000..2c096de217
--- /dev/null
+++ b/test/input/cylinders.ifc
@@ -0,0 +1,97 @@
+ISO-10303-21;
+HEADER;
+FILE_DESCRIPTION(('ViewDefinition [CoordinationView]'),'2;1');
+FILE_NAME('cylinder.ifc','2017-11-07T15:20:37',(''),(''),'IfcOpenShell-0.5.0-dev','IfcOpenShell-0.5.0-dev','');
+FILE_SCHEMA(('IFC2X3'));
+ENDSEC;
+DATA;
+#1=IFCPERSON($,$,'',$,$,$,$,$);
+#2=IFCORGANIZATION($,'',$,$,$);
+#3=IFCPERSONANDORGANIZATION(#1,#2,$);
+#4=IFCAPPLICATION(#2,'0.5.0-dev','IfcOpenShell-0.5.0-dev','');
+#5=IFCOWNERHISTORY(#3,#4,$,.ADDED.,$,#3,#4,1510068037.0321496);
+#6=IFCDIRECTION((1.,0.,0.));
+#7=IFCDIRECTION((0.,0.,1.));
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+#9=IFCAXIS2PLACEMENT3D(#8,#7,#6);
+#10=IFCDIRECTION((0.,1.,0.));
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+#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.);
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+#18=IFCCONVERSIONBASEDUNIT(#12,.PLANEANGLEUNIT.,'DEGREE',#17);
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+#20=IFCPROJECT('1ZjweOZ9L8xur3Cw4DWAdx',#5,'',$,$,$,$,(#11),#19);
+#21=IFCCARTESIANPOINT((0.,0.));
+#22=IFCDIRECTION((1.,0.));
+#23=IFCAXIS2PLACEMENT2D(#21,#22);
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+#53=IFCCARTESIANPOINT((0.,0.));
+#54=IFCDIRECTION((1.,0.));
+#55=IFCAXIS2PLACEMENT2D(#53,#54);
+#56=IFCCIRCLEPROFILEDEF(.AREA.,'Circle',#55,0.5);
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+#68=IFCBUILDINGELEMENTPROXY('0qs7mkmyyHvuvRW1aqWGIT',#5,'Vertical cylinder',$,$,#67,#62,$,$);
+#69=IFCCARTESIANPOINT((0.,0.));
+#70=IFCDIRECTION((1.,0.));
+#71=IFCAXIS2PLACEMENT2D(#69,#70);
+#72=IFCCIRCLEPROFILEDEF(.AREA.,'Circle',#71,0.5);
+#73=IFCCARTESIANPOINT((2.,0.,0.));
+#74=IFCAXIS2PLACEMENT3D(#73,$,$);
+#75=IFCDIRECTION((0.,0.,1.));
+#76=IFCEXTRUDEDAREASOLID(#72,#74,#75,2.);
+#77=IFCSHAPEREPRESENTATION(#11,'Body','SweptSolid',(#76));
+#78=IFCPRODUCTDEFINITIONSHAPE($,$,(#77));
+#79=IFCCARTESIANPOINT((0.,0.,0.));
+#80=IFCDIRECTION((0.,0.,1.));
+#81=IFCDIRECTION((1.,0.,0.));
+#82=IFCAXIS2PLACEMENT3D(#79,#80,#81);
+#83=IFCLOCALPLACEMENT($,#82);
+#84=IFCBUILDINGELEMENTPROXY('0qs7mlmyyHvuvRW1aqWGIT',#5,'Vertical cylinder',$,$,#83,#78,$,$);
+#85=IFCSITE('0qs7mmmyyHvuvRW1aqWGIT',#5,'Site',$,$,$,$,$,.ELEMENT.,$,$,$,$,$);
+#86=IFCBUILDING('0qs7mnmyyHvuvRW1aqWGIT',#5,'Building',$,$,$,$,$,.ELEMENT.,$,$,$);
+#87=IFCBUILDINGSTOREY('0qs7momyyHvuvRW1aqWGIT',#5,'Storey',$,$,$,$,$,.ELEMENT.,0.);
+#88=IFCRELCONTAINEDINSPATIALSTRUCTURE('0qs7mpmyyHvuvRW1aqWGIT',#5,'Building Storey Container',$,(#36,#52,#68,#84),#87);
+ENDSEC;
+END-ISO-10303-21;
diff --git a/test/input/ellipses.ifc b/test/input/ellipses.ifc
new file mode 100644
index 0000000000..664d73fe80
--- /dev/null
+++ b/test/input/ellipses.ifc
@@ -0,0 +1,97 @@
+ISO-10303-21;
+HEADER;
+FILE_DESCRIPTION(('ViewDefinition [CoordinationView]'),'2;1');
+FILE_NAME('cylinder.ifc','2017-11-23T10:18:39',(''),(''),'IfcOpenShell-0.5.0-dev','IfcOpenShell-0.5.0-dev','');
+FILE_SCHEMA(('IFC2X3'));
+ENDSEC;
+DATA;
+#1=IFCPERSON($,$,'',$,$,$,$,$);
+#2=IFCORGANIZATION($,'',$,$,$);
+#3=IFCPERSONANDORGANIZATION(#1,#2,$);
+#4=IFCAPPLICATION(#2,'0.5.0-dev','IfcOpenShell-0.5.0-dev','');
+#5=IFCOWNERHISTORY(#3,#4,$,.ADDED.,$,#3,#4,1511432319.5864441);
+#6=IFCDIRECTION((1.,0.,0.));
+#7=IFCDIRECTION((0.,0.,1.));
+#8=IFCCARTESIANPOINT((0.,0.,0.));
+#9=IFCAXIS2PLACEMENT3D(#8,#7,#6);
+#10=IFCDIRECTION((0.,1.,0.));
+#11=IFCGEOMETRICREPRESENTATIONCONTEXT($,'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('0X0Ka$7dzDzxHGh2sMqnCq',#5,'',$,$,$,$,(#11),#19);
+#21=IFCCARTESIANPOINT((0.,0.));
+#22=IFCDIRECTION((1.,0.));
+#23=IFCAXIS2PLACEMENT2D(#21,#22);
+#24=IFCELLIPSEPROFILEDEF(.AREA.,'Ellipse',#23,0.8,0.2);
+#25=IFCCARTESIANPOINT((0.,0.,0.));
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+ENDSEC;
+END-ISO-10303-21;