2 TestConstraintCollinear.py
3 Unit test of SketchPlugin_ConstraintCollinear class
5 SketchPlugin_ConstraintCollinear
6 static const std::string MY_CONSTRAINT_COLLINEAR_ID("SketchConstraintCollinear");
7 data()->addAttribute(SketchPlugin_Constraint::ENTITY_A(), ModelAPI_AttributeRefAttr::typeId());
8 data()->addAttribute(SketchPlugin_Constraint::ENTITY_B(), ModelAPI_AttributeRefAttr::typeId());
12 #=========================================================================
13 # Initialization of the test
14 #=========================================================================
16 from GeomDataAPI import *
17 from ModelAPI import *
20 from salome.shaper import model
22 __updated__ = "2017-03-06"
24 class TestConstraintCollinear(unittest.TestCase):
27 self.myDocument = model.moduleDocument()
28 self.mySketch = model.addSketch(self.myDocument, model.defaultPlane("XOY"))
29 self.myTolerance = 1.e-6
34 assert(model.checkPythonDump())
36 def checkVectorCollinearity(self, theX1, theY1, theX2, theY2):
37 aLen1 = math.hypot(theX1, theY1)
38 aLen2 = math.hypot(theX2, theY2)
39 aDot = theX1 * theX2 + theY1 * theY2
40 self.assertTrue(math.fabs(math.fabs(aDot) - aLen1 * aLen2) < self.myTolerance**2, "Vectors ({0}, {1}) and ({2}, {3}) do not collinear".format(theX1, theY1, theX2, theY2))
42 def checkLineCollinearity(self, theLine1, theLine2):
43 aStartPoint1 = theLine1.startPoint()
44 aEndPoint1 = theLine1.endPoint()
45 aStartPoint2 = theLine2.startPoint()
46 aEndPoint2 = theLine2.endPoint()
48 aDir1x, aDir1y = aEndPoint1.x() - aStartPoint1.x(), aEndPoint1.y() - aStartPoint1.y()
49 aDir2x, aDir2y = aEndPoint2.x() - aStartPoint1.x(), aEndPoint2.y() - aStartPoint1.y()
50 aDir3x, aDir3y = aStartPoint2.x() - aStartPoint1.x(), aStartPoint2.y() - aStartPoint1.y()
51 self.checkVectorCollinearity(aDir1x, aDir1y, aDir2x, aDir2y)
52 self.checkVectorCollinearity(aDir1x, aDir1y, aDir3x, aDir3y)
54 def moveLineAndCheckCollinearity(self, theLine1, theLine2):
57 theLine1.startPoint().setValue(theLine1.startPoint().x() + deltaX, theLine1.startPoint().y() + deltaY)
59 self.checkLineCollinearity(theLine1, theLine2)
60 self.assertEqual(model.dof(self.mySketch), self.myDOF)
62 theLine1.endPoint().setValue(theLine1.endPoint().x() - deltaX, theLine1.endPoint().y() - deltaY)
64 self.checkLineCollinearity(theLine1, theLine2)
65 self.assertEqual(model.dof(self.mySketch), self.myDOF)
67 def test_collinear_base(self):
68 """ Test 1. Collinearity two independent lines
70 aSketchLineA = self.mySketch.addLine(0., 25., 85., 25.)
71 aSketchLineB = self.mySketch.addLine(0., 50., 80., 75.)
73 self.assertEqual(model.dof(self.mySketch), self.myDOF)
74 self.mySketch.setCollinear(aSketchLineA, aSketchLineB)
77 self.assertEqual(model.dof(self.mySketch), self.myDOF)
79 self.checkLineCollinearity(aSketchLineA, aSketchLineB)
80 self.moveLineAndCheckCollinearity(aSketchLineA, aSketchLineB)
82 def test_collinear_connected_lines(self):
83 """ Test 2. Collinearity of two lines in polyline
85 aSketchLineA = self.mySketch.addLine(10., 20., 30., 40.)
86 aSketchLineB = self.mySketch.addLine(30., 40., 30., 70.)
88 self.assertEqual(model.dof(self.mySketch), self.myDOF)
89 self.mySketch.setCoincident(aSketchLineA.endPoint(), aSketchLineB.startPoint())
92 self.assertEqual(model.dof(self.mySketch), self.myDOF)
94 self.mySketch.setCollinear(aSketchLineA, aSketchLineB)
97 self.assertEqual(model.dof(self.mySketch), self.myDOF)
99 self.checkLineCollinearity(aSketchLineA, aSketchLineB)
100 self.moveLineAndCheckCollinearity(aSketchLineA, aSketchLineB)
102 def test_collinear_point_on_line(self):
103 """ Test 3. Collinearity for line which extremity is coincident with other line
105 aSketchLineA = self.mySketch.addLine(10., 20., 30., 40.)
106 aSketchLineB = self.mySketch.addLine(20., 40., 30., 70.)
108 self.assertEqual(model.dof(self.mySketch), self.myDOF)
109 self.mySketch.setCoincident(aSketchLineA.result(), aSketchLineB.startPoint())
112 self.assertEqual(model.dof(self.mySketch), self.myDOF)
114 self.mySketch.setCollinear(aSketchLineA, aSketchLineB)
117 self.assertEqual(model.dof(self.mySketch), self.myDOF)
119 self.checkLineCollinearity(aSketchLineA, aSketchLineB)
120 self.moveLineAndCheckCollinearity(aSketchLineA, aSketchLineB)
122 def test_already_collinear(self):
123 """ Test 4. Collinearity two lines connected by extremities to each other
125 aSketchLineA = self.mySketch.addLine(10., 20., 40., 50.)
126 aSketchLineB = self.mySketch.addLine(20., 40., 40., 70.)
128 self.assertEqual(model.dof(self.mySketch), self.myDOF)
129 self.mySketch.setCoincident(aSketchLineA.result(), aSketchLineB.startPoint())
130 self.mySketch.setCoincident(aSketchLineA.endPoint(), aSketchLineB.result())
133 self.assertEqual(model.dof(self.mySketch), self.myDOF)
135 aCollinear = self.mySketch.setCollinear(aSketchLineA, aSketchLineB)
137 self.assertEqual(model.dof(self.mySketch), self.myDOF)
139 # check error message and remove non valid constraint
140 self.assertNotEqual(self.mySketch.solverError().value(), "")
141 self.myDocument.removeFeature(aCollinear.feature())
143 self.assertEqual(model.dof(self.mySketch), self.myDOF)
145 def test_already_collinear2(self):
146 """ Test 5. Collinearity of two lines when one line is fully on other
148 aSketchLineA = self.mySketch.addLine(10., 20., 30., 40.)
149 aSketchLineB = self.mySketch.addLine(20., 40., 30., 70.)
151 self.assertEqual(model.dof(self.mySketch), self.myDOF)
152 self.mySketch.setCoincident(aSketchLineA.result(), aSketchLineB.startPoint())
153 self.mySketch.setCoincident(aSketchLineA.result(), aSketchLineB.endPoint())
156 self.assertEqual(model.dof(self.mySketch), self.myDOF)
158 aCollinear = self.mySketch.setCollinear(aSketchLineA, aSketchLineB)
160 self.assertEqual(model.dof(self.mySketch), self.myDOF)
162 # check error message and remove non valid constraint
163 self.assertNotEqual(self.mySketch.solverError().value(), "")
164 self.myDocument.removeFeature(aCollinear.feature())
166 self.assertEqual(model.dof(self.mySketch), self.myDOF)
168 if __name__ == '__main__':
170 #=========================================================================
172 #=========================================================================