buffer and intersection test

gistfile1.py

def testIntersection(self):
        myLine = QgsGeometry.fromPolyline([QgsPoint(0, 0),QgsPoint(1, 1),QgsPoint(2, 2)])
        myPoint = QgsGeometry.fromPoint(QgsPoint(1, 1))
        intersectionGeom = QgsGeometry.intersection(myLine, myPoint)
        myMessage = ('Expected:\n%s\nGot:\n%s\n' %
                      (QGis.Point, intersectionGeom.type()))
        assert intersectionGeom.wkbType() == QGis.WKBPoint, myMessage
        
def testBuffer(self):
        myPoint = QgsGeometry.fromPoint(QgsPoint(1, 1))
        bufferGeom = myPoint.buffer(10, 5)
        myMessage = ('Expected:\n%s\nGot:\n%s\n' %
                      (QGis.Polygon, bufferGeom.type()))
        assert bufferGeom.wkbType() == QGis.WKBPolygon, myMessage

        intersectBuffer = QgsGeometry.intersects(myPoint, bufferGeom)
        myMessage = ('Expected:\n%s\nGot:\n%s\n' %
                      ("True", intersectBuffer))
        assert intersectBuffer == True, myMessage