add unit test for edge split method

src/Mod/Part/parttests/BRep_tests.py

@@ -10,7 +10,7 @@ def testProject(self):
         This is a unit test for PR #13507
         """
         num = 18
-        alt = [0,1] * num
+        alt = [0, 1] * num
         pts = [App.Vector(i, alt[i], 0) for i in range(num)]
 
         bsc = Part.BSplineCurve()
@@ -24,3 +24,26 @@ def testProject(self):
         self.assertFalse(proj.isNull())
         self.assertEqual(len(proj.Edges), 1)
 
+    def testEdgeSplitFace(self):
+        coords2d = [(0.5, -0.5), (1.0, -0.5), (1.0, 0.5), (0.5, 0.5)]
+        pts2d = [App.Base.Vector2d(u, v) for u, v in coords2d]
+        pts2d.append(pts2d[0])
+
+        sphere = Part.Sphere()
+        edges = []
+        for i in range(1, len(pts2d)):
+            ls = Part.Geom2d.Line2dSegment(pts2d[i - 1], pts2d[i])
+            edges.append(ls.toShape(sphere))
+
+        split = edges[0].split(0.25)
+        new_edges = split.Edges + edges[1:]
+        wire = Part.Wire(new_edges)
+        face = Part.Face(wire, "Part::FaceMakerSimple")
+        self.assertTrue(face.isValid())
+
+    def testEdgeSplitReplace(self):
+        cyl = Part.makeCylinder(2, 5)
+        e1 = cyl.Edge3
+        split = e1.split([1.0, 2.0])
+        newcyl = cyl.replaceShape([(e1, split), (cyl.Vertex2, split.Vertex1)])
+        self.assertTrue(newcyl.isValid())