--- /dev/null
+"""
+ TestConstraintCoincidence.py
+ Unit test of SketchPlugin_ConstraintCoincidence class
+
+ SketchPlugin_Constraint
+ static const std::string MY_CONSTRAINT_VALUE("ConstraintValue");
+ static const std::string MY_FLYOUT_VALUE_PNT("ConstraintFlyoutValuePnt");
+ static const std::string MY_ENTITY_A("ConstraintEntityA");
+ static const std::string MY_ENTITY_B("ConstraintEntityB");
+ static const std::string MY_ENTITY_C("ConstraintEntityC");
+ static const std::string MY_ENTITY_D("ConstraintEntityD");
+
+ SketchPlugin_ConstraintCoincidence
+ static const std::string MY_CONSTRAINT_COINCIDENCE_ID("SketchConstraintCoincidence");
+ data()->addAttribute(SketchPlugin_Constraint::ENTITY_A(), ModelAPI_AttributeRefAttr::typeId());
+ data()->addAttribute(SketchPlugin_Constraint::ENTITY_B(), ModelAPI_AttributeRefAttr::typeId());
+
+"""
+from GeomDataAPI import *
+from ModelAPI import *
+import math
+#=========================================================================
+# Initialization of the test
+#=========================================================================
+
+__updated__ = "2014-10-28"
+TOLERANCE = 1.e-7
+
+
+#=========================================================================
+# Auxiliary functions
+#=========================================================================
+def checkPointOnLine(point, line):
+ aStart = geomDataAPI_Point2D(line.attribute("StartPoint"))
+ aEnd = geomDataAPI_Point2D(line.attribute("EndPoint"))
+ aDirX = aEnd.x() - aStart.x()
+ aDirY = aEnd.y() - aStart.y()
+ aVecX = point.x() - aStart.x()
+ aVecY = point.y() - aStart.y()
+ assert (math.fabs(aDirX * aVecY - aDirY * aVecX) <= TOLERANCE)
+
+def checkPointOnCircle(point, circle):
+ aCenter = geomDataAPI_Point2D(circle.attribute("CircleCenter"))
+ aRadius = circle.real("CircleRadius").value()
+ aDist = math.hypot(point.x() - aCenter.x(), point.y() - aCenter.y())
+ assert (math.fabs(aDist - aRadius) <= TOLERANCE)
+
+def checkPointOnArc(point, arc):
+ aStart = geomDataAPI_Point2D(arc.attribute("ArcStartPoint"))
+ aCenter = geomDataAPI_Point2D(arc.attribute("ArcCenter"))
+ aRadius = math.hypot(aStart.x() - aCenter.x(), aStart.y() - aCenter.y())
+ aDist = math.hypot(point.x() - aCenter.x(), point.y() - aCenter.y())
+ assert (math.fabs(aDist - aRadius) <= TOLERANCE)
+
+
+#=========================================================================
+# Start of test
+#=========================================================================
+aSession = ModelAPI_Session.get()
+aDocument = aSession.moduleDocument()
+# add an origin
+aSession.startOperation()
+aFeature = aDocument.addFeature("Point")
+aFeature.real("x").setValue(0.)
+aFeature.real("y").setValue(0.)
+aFeature.real("z").setValue(0.)
+anOriginName = aFeature.name()
+aSession.finishOperation()
+#=========================================================================
+# Creation of a sketch
+#=========================================================================
+aSession.startOperation()
+aSketchFeature = featureToCompositeFeature(aDocument.addFeature("Sketch"))
+origin = geomDataAPI_Point(aSketchFeature.attribute("Origin"))
+origin.setValue(0, 0, 0)
+dirx = geomDataAPI_Dir(aSketchFeature.attribute("DirX"))
+dirx.setValue(1, 0, 0)
+norm = geomDataAPI_Dir(aSketchFeature.attribute("Norm"))
+norm.setValue(0, 0, 1)
+aSession.finishOperation()
+#=========================================================================
+# Create a line and an arc
+#=========================================================================
+aSession.startOperation()
+aSketchArc = aSketchFeature.addFeature("SketchArc")
+anArcCentr = geomDataAPI_Point2D(aSketchArc.attribute("ArcCenter"))
+anArcStartPoint = geomDataAPI_Point2D(
+ aSketchArc.attribute("ArcStartPoint"))
+anArcEndPoint = geomDataAPI_Point2D(aSketchArc.attribute("ArcEndPoint"))
+anArcCentr.setValue(10., 10.)
+anArcStartPoint.setValue(0., 50.)
+anArcEndPoint.setValue(50., 0.)
+aSketchLine = aSketchFeature.addFeature("SketchLine")
+aLineStartPoint = geomDataAPI_Point2D(aSketchLine.attribute("StartPoint"))
+aLineEndPoint = geomDataAPI_Point2D(aSketchLine.attribute("EndPoint"))
+# Lets initialize line start at circle's end:
+aLineStartPoint.setValue(50., 0.)
+aLineEndPoint.setValue(100., 25.)
+aSession.finishOperation()
+#=========================================================================
+# Link arc's end and line's start points with concidence constraint
+#=========================================================================
+aSession.startOperation()
+aConstraint = aSketchFeature.addFeature("SketchConstraintCoincidence")
+reflistA = aConstraint.refattr("ConstraintEntityA")
+reflistB = aConstraint.refattr("ConstraintEntityB")
+reflistA.setAttr(anArcEndPoint)
+reflistB.setAttr(aLineStartPoint)
+aConstraint.execute()
+aSession.finishOperation()
+#=========================================================================
+# Check values and move one constrainted object
+#=========================================================================
+assert (anArcEndPoint.x() == 50)
+assert (anArcEndPoint.y() == 0)
+assert (aLineStartPoint.x() == 50)
+assert (aLineStartPoint.y() == 0)
+deltaX = deltaY = 40.
+# move line
+aSession.startOperation()
+aLineStartPoint.setValue(aLineStartPoint.x() + deltaX,
+ aLineStartPoint.y() + deltaY)
+aLineEndPoint.setValue(aLineEndPoint.x() + deltaX,
+ aLineEndPoint.y() + deltaY)
+aSession.finishOperation()
+# check that arc's points are moved also
+assert (anArcEndPoint.x() == aLineStartPoint.x())
+assert (anArcEndPoint.y() == aLineStartPoint.y())
+#=========================================================================
+# Remove coincidence and move the line
+#=========================================================================
+aSession.startOperation()
+aDocument.removeFeature(aConstraint)
+aSession.finishOperation()
+aSession.startOperation()
+aLineStartPoint.setValue(70., 0.)
+aSession.finishOperation()
+assert (anArcEndPoint.x() != aLineStartPoint.x() or anArcEndPoint.y() != aLineStartPoint.y())
+
+#=========================================================================
+# Add constraint point-on-line
+#=========================================================================
+aSession.startOperation()
+aConstraint = aSketchFeature.addFeature("SketchConstraintCoincidence")
+reflistA = aConstraint.refattr("ConstraintEntityA")
+reflistB = aConstraint.refattr("ConstraintEntityB")
+reflistA.setAttr(anArcStartPoint)
+reflistB.setObject(aSketchLine.lastResult())
+aConstraint.execute()
+aSession.finishOperation()
+checkPointOnLine(anArcStartPoint, aSketchLine)
+#=========================================================================
+# Add constraint point-on-circle
+#=========================================================================
+aSession.startOperation()
+# create circle with center coincident with origin
+aSketchCircle = aSketchFeature.addFeature("SketchCircle")
+aCircleCenter = geomDataAPI_Point2D(aSketchCircle.attribute("CircleCenter"))
+aCircleRadius = aSketchCircle.real("CircleRadius")
+aCircleCenter.setValue(10., 10.)
+aCircleRadius.setValue(25.)
+aSession.finishOperation()
+# create origin
+aSession.startOperation()
+anOrigRes = modelAPI_Result(aDocument.objectByName("Construction", anOriginName))
+assert (anOrigRes)
+anOrigShape = anOrigRes.shape()
+assert (anOrigShape)
+anOrigin = aSketchFeature.addFeature("SketchPoint")
+anOriginCoord = geomDataAPI_Point2D(anOrigin.attribute("PointCoordindates"))
+anOriginCoord.setValue(0., 0.)
+anOrigin.selection("External").setValue(anOrigRes, anOrigShape)
+aSession.finishOperation()
+# coincidence between center of circle and the origin
+aSession.startOperation()
+aConstraint = aSketchFeature.addFeature("SketchConstraintCoincidence")
+reflistA = aConstraint.refattr("ConstraintEntityA")
+reflistB = aConstraint.refattr("ConstraintEntityB")
+reflistA.setAttr(aCircleCenter)
+reflistB.setObject(anOrigin.lastResult())
+aSession.finishOperation()
+# point-on-circle
+aSession.startOperation()
+aConstraint = aSketchFeature.addFeature("SketchConstraintCoincidence")
+reflistA = aConstraint.refattr("ConstraintEntityA")
+reflistB = aConstraint.refattr("ConstraintEntityB")
+reflistA.setObject(aSketchCircle.lastResult())
+reflistB.setAttr(aLineEndPoint)
+aConstraint.execute()
+aSession.finishOperation()
+checkPointOnCircle(aLineEndPoint, aSketchCircle)
+#=========================================================================
+# Add constraint point-on-arc
+#=========================================================================
+aSession.startOperation("constraint point-on-arc")
+aConstraint = aSketchFeature.addFeature("SketchConstraintCoincidence")
+reflistA = aConstraint.refattr("ConstraintEntityA")
+reflistB = aConstraint.refattr("ConstraintEntityB")
+reflistA.setAttr(aCircleCenter)
+reflistB.setObject(aSketchArc.lastResult())
+aConstraint.execute()
+aSession.finishOperation()
+checkPointOnArc(aCircleCenter, aSketchArc)
+#=========================================================================
+# Check center of circle is still in origin
+#=========================================================================
+assert (aCircleCenter.x() == 0. and aCircleCenter.y() == 0.)
+#=========================================================================
+# End of test
+#=========================================================================
