def METHOD_NAME(self):
    """
    Creates a unit cube cornered at the origin and mirrors it about the Y axis.
    This operation should create a rectangular prism with volume 2.0.
    """
    self.Body = self.Doc.addObject('PartDesign::Body','Body')
    self.Rect = self.Doc.addObject('Sketcher::SketchObject','Rect')
    self.Body.addObject(self.Rect)
    TestSketcherApp.CreateRectangleSketch(self.Rect, (0, 0), (1, 1))
    self.Doc.recompute()
    self.Pad = self.Doc.addObject("PartDesign::Pad","Pad")
    self.Pad.Profile = self.Rect
    self.Pad.Length = 1
    self.Body.addObject(self.Pad)
    self.Doc.recompute()
    self.Mirrored = self.Doc.addObject("PartDesign::Mirrored","Mirrored")
    self.Mirrored.Originals = [self.Pad]
    self.Mirrored.MirrorPlane = (self.Rect, ["V_Axis"])
    self.Body.addObject(self.Mirrored)
    self.Doc.recompute()
    self.assertAlmostEqual(self.Mirrored.Shape.Volume, 2.0)