/usr/lib/python2.7/dist-packages/chaco/tests/grid_data_source_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 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | import unittest
from numpy import alltrue, array, ravel, isinf
from chaco.api import GridDataSource
class GridDataSourceTestCase(unittest.TestCase):
def test_empty(self):
ds = GridDataSource()
self.assert_(ds.sort_order == ('none', 'none'))
self.assert_(ds.index_dimension == 'image')
self.assert_(ds.value_dimension == 'scalar')
self.assert_(ds.metadata == {"selections":[], "annotations":[]})
xdata, ydata = ds.get_data()
assert_ary_(xdata.get_data(), array([]))
assert_ary_(ydata.get_data(), array([]))
self.assert_(ds.get_bounds() == ((0,0),(0,0)))
def test_init(self):
test_xd = array([1,2,3])
test_yd = array([1.5, 0.5, -0.5, -1.5])
test_sort_order = ('ascending', 'descending')
ds = GridDataSource(xdata=test_xd, ydata=test_yd,
sort_order=test_sort_order)
self.assert_(ds.sort_order == test_sort_order)
xd, yd = ds.get_data()
assert_ary_(xd.get_data(), test_xd)
assert_ary_(yd.get_data(), test_yd)
self.assert_(ds.get_bounds() == ((min(test_xd),min(test_yd)),
(max(test_xd),max(test_yd))))
def test_set_data(self):
ds = GridDataSource(xdata=array([1,2,3]),
ydata=array([1.5, 0.5, -0.5, -1.5]),
sort_order=('ascending', 'descending'))
test_xd = array([0,2,4])
test_yd = array([0,1,2,3,4,5])
test_sort_order = ('none', 'none')
ds.set_data(xdata=test_xd, ydata=test_yd, sort_order=('none', 'none'))
self.assert_(ds.sort_order == test_sort_order)
xd, yd = ds.get_data()
assert_ary_(xd.get_data(), test_xd)
assert_ary_(yd.get_data(), test_yd)
self.assert_(ds.get_bounds() == ((min(test_xd),min(test_yd)),
(max(test_xd),max(test_yd))))
def assert_close_(desired,actual):
diff_allowed = 1e-5
diff = abs(ravel(actual) - ravel(desired))
for d in diff:
if not isinf(d):
assert alltrue(d <= diff_allowed)
return
def assert_ary_(desired, actual):
if (desired == 'auto'):
assert actual == 'auto'
for d in range(len(desired)):
assert desired[d] == actual[d]
return
if __name__ == '__main__':
import nose
nose.run()
|