/usr/lib/python2.7/dist-packages/chaco/tests/grid_mapper_test_case.py is in python-chaco 4.5.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | import unittest
from numpy import array, transpose
from numpy.testing import assert_equal
from chaco.api import GridDataSource, DataRange2D, GridMapper
class GridMapperTestCase(unittest.TestCase):
def setUp(self):
self.x_ary = array([5.0, 6.0, 7.0, 8.0, 9.0, 10.0])
self.y_ary = array([1.0, 1.0, 2.0, 2.0, 3.0, 3.0])
ds = GridDataSource(xdata=self.x_ary, ydata=self.y_ary)
r = DataRange2D(ds)
self.mapper = GridMapper(range=r)
def test_basic(self):
self.mapper.x_low_pos=50
self.mapper.x_high_pos=100
self.mapper.y_low_pos=0
self.mapper.y_high_pos=10
result = self.mapper.map_screen(transpose((self.x_ary, self.y_ary)))
assert_equal(result, [(50,0), (60,0), (70,5),
(80,5), (90,10), (100,10)])
def test_map_screen_scalar(self):
self.mapper.x_low_pos=50
self.mapper.x_high_pos=100
self.mapper.y_low_pos=0
self.mapper.y_high_pos=10
result = self.mapper.map_screen(transpose((6.0, 1.0)))
assert_equal(result, [[60, 0]])
def test_map_data(self):
self.mapper.x_low_pos=50
self.mapper.x_high_pos=100
self.mapper.y_low_pos=0
self.mapper.y_high_pos=10
screen_ary = array([(50,0), (60,0), (70,5), (80,5), (90,10), (100,10)])
result = self.mapper.map_data(screen_ary)
assert_equal(result, transpose((self.x_ary, self.y_ary)))
def test_map_data_scalar(self):
self.mapper.x_low_pos=50
self.mapper.x_high_pos=100
self.mapper.y_low_pos=0
self.mapper.y_high_pos=10
screen_ary = (60, 0)
result = self.mapper.map_data(screen_ary)
assert_equal(result, [[6.0, 1.0]])
if __name__ == '__main__':
import nose
nose.run()
|