More tests + fixes

Author: adam-urbanczyk

tests/test_exporters.py

@@ -171,24 +171,41 @@ def testDXF(self):
         self.assertAlmostEqual(s4.edges().size(), s4_i.edges().size())
 
         # test periodic spline
-        w = cq.Workplane().spline([(1, 1), (2, 2), (3, 2), (4, 1)], periodic=True)
-        exporters.dxf.exportDXF(w, "res4.dxf")
+        w = Workplane().spline([(1, 1), (2, 2), (3, 2), (3, 1)], periodic=True)
+        exporters.dxf.exportDXF(w, "res5.dxf")
 
-        w_i = importers.importDXF("res4.dxf")
+        w_i = importers.importDXF("res5.dxf")
 
-        self.assertAlmostEqual(w.val().Length(), w_i.val().Length(), 6)
+        self.assertAlmostEqual(w.val().Length(), w_i.wires().val().Length(), 6)
 
         # test rational spline
         c = Edge.makeCircle(1)
         adaptor = c._geomAdaptor()
         curve = GeomConvert.CurveToBSplineCurve_s(adaptor.Curve().Curve())
 
         e = Workplane().add(Edge(BRepBuilderAPI_MakeEdge(curve).Shape()))
-        exporters.dxf.exportDXF(w, "res5.dxf")
+        exporters.dxf.exportDXF(e, "res6.dxf")
+
+        e_i = importers.importDXF("res6.dxf")
+
+        self.assertAlmostEqual(e.val().Length(), e_i.wires().val().Length(), 6)
+
+        # test non-planar section
+        s5 = (
+            Workplane()
+            .spline([(0, 0), (1, 0), (1, 1), (0, 1)])
+            .close()
+            .extrude(1, both=True)
+            .translate((-3, -4, 0))
+        )
+
+        s5.plane = Plane(origin=(0, 0.1, 0.5), normal=(0.05, 0.05, 1))
+        s5 = s5.section()
+        exporters.dxf.exportDXF(s5, "res7.dxf")
 
-        e_i = importers.importDXF("res5.dxf")
+        s5_i = importers.importDXF("res7.dxf")
 
-        self.assertAlmostEqual(e.val().Length(), e_i.val().Length(), 6)
+        self.assertAlmostEqual(s5.val().Area(), s5_i.val().Area(), 4)
 
     def testTypeHandling(self):