def testOperatorsError(self):
p1 = Point([1, 2, 3])
p2 = Point([4, 5, 6, 7])
self.assertRaises(Exception, p1.__add__, p2)
self.assertRaises(Exception, p1.__sub__, p2)
self.assertRaises(Exception, p1.__gt__, p2)
self.assertRaises(Exception, p1.__eq__, p2)
def testClassMethodsError(self):
p1 = Point([1, 2, 3])
p2 = Point([1, 3, 5])
p3 = Point([4, 7, 10, 3])
self.assertRaises(Exception, p1.centroid, [])
self.assertRaises(Exception, p1.centroid, [p1, p2, p3])
self.assertRaises(Exception, Point.centroid, [])
self.assertRaises(Exception, Point.centroid, [p1, p2, p3])
def testConstructor(self):
p1 = Point()
self.assertEqual(str(p1), 'Point: [0, 0]')
p2 = Point([1, 2, 3])
self.assertEqual(str(p2), 'Point: [1, 2, 3]')
p3 = Point((1, 2, 3))
self.assertEqual(str(p3), 'Point: [1, 2, 3]')
p4 = Point(p2)
self.assertEqual(str(p4), 'Point: [1, 2, 3]')
def testClassMethods(self):
p1 = Point([1, 2, 3])
p2 = Point([1, 3, 5])
p3 = Point([4, 7, 10])
pa = Point([(1+1+4)/3, (2+3+7)/3, (3+5+10)/3])
self.assertTrue(p1.centroid([p1, p2, p3]) == pa)
self.assertTrue(Point.centroid([p1, p2, p3]) == pa)
def testIndexing(self):
p1 = Point([1, 2, 3])
self.assertEqual(p1[0], 1)
self.assertEqual(p1[1], 2)
self.assertEqual(p1[2], 3)
p1[1] = 0
self.assertEqual(p1[0], 1)
self.assertEqual(p1[1], 0)
self.assertEqual(p1[2], 3)
def testOperators(self):
p1 = Point([1, 2, 3])
p2 = Point([4, 5, 6])
p3 = Point(p1)
# add
pa = Point([5, 7, 9])
self.assertEqual(p1 + p2, pa)
# sub
pa = Point([-3, -3, -3])
self.assertEqual(p1 - p2, pa)
# greater then
self.assertTrue(p2 > p1)
self.assertFalse(p1 > p2)
self.assertFalse(p1 > p3)
# mul
p4 = p1 * 10;
self.assertEqual(str(p4), 'Point: [10, 20, 30]')
# equal
self.assertFalse(p1 == p2)
self.assertTrue(p1 == p3)
def testLen(self):
p1 = Point([1, 2, 3])
self.assertEqual(len(p1), 3)
def testExistingMethodsError(self):
p1 = Point([1, 2, 3])
p2 = Point([1, 2, 3, 4])
self.assertRaises(Exception, p1.moveBy, [1, 0, -1, 0])
def testExistingMethods(self):
p1 = Point([1, 2, 3])
p1.moveBy([1, 0, -1])
self.assertEqual(str(p1), 'Point: [2, 2, 2]')
p1 = Point([1, 2, 3])
p1.moveTo([0, 0, 0])
self.assertEqual(str(p1), 'Point: [0, 0, 0]')
p1 = Point([1, 2, 3])
p2 = Point([4, 5, 6])
self.assertEqual(p1.distanceTo(p2), 9)