def METHOD_NAME(self):
    data = pg.DataContainerERT()
    data.createFourPointData(0, 0, 1, 2, 3)
    pos = np.arange(4, dtype=int)
    data.createFourPointData(1, pos[0], pos[1], pos[2], pos[3])
    pos = np.arange(4, dtype=np.int32)
    data.createFourPointData(2, pos[0], pos[1], pos[2], pos[3])
    pos = np.arange(4, dtype=np.int64)
    data.createFourPointData(3, pos[0], pos[1], pos[2], pos[3])
    pos = np.arange(4, dtype=float)
    data.createFourPointData(4, pos[0], pos[1], pos[2], pos[3])
    pos = np.arange(4, dtype=np.float32)
    data.createFourPointData(5, pos[0], pos[1], pos[2], pos[3])
    pos = np.arange(4, dtype=np.float64)
    data.createFourPointData(6, pos[0], pos[1], pos[2], pos[3])
    pos = np.arange(4)
    data.createFourPointData(7, pos[0], pos[1], pos[2], pos[3])
    pos = range(4)
    data.addFourPointData(pos[0], pos[1], pos[2], pos[3])
    #print(data('a'), data('b'), data('m'), data('n'))
    self.assertEqual(sum(data('a')), 9*0)
    self.assertEqual(sum(data('b')), 9*1)
    self.assertEqual(sum(data('m')), 9*2)
    self.assertEqual(sum(data('n')), 9*3)