Source Code for Module mvpa.tests.test_datasetng

 1  '''Tests for the dataset implementation''' 
 2  import numpy as N 
 3   
 4  from numpy.testing import assert_array_equal 
 5  from nose.tools import ok_ 
 6   
 7  from mvpa.datasets.base import _Dataset as Dataset 
 8   
 9   
10 -def test_initSimple(): 
11      samples = N.arange(12).reshape((4,3)) 
12      labels = range(4) 
13      chunks = [1, 1, 2, 2] 
14   
15      ds = Dataset.initSimple(samples, labels, chunks) 
16   
17      assert_array_equal(ds.samples, samples) 
18      ok_(ds.sa.labels == labels) 
19      ok_(ds.sa.chunks == chunks) 
20   
21      # XXX but why is this puking, or rather do we want to keep cluttering the 
22      # interface like this -- I'd prefer having it all inside the collection. 
23      ok_(ds.labels == labels) 
24      ok_(ds.chunks == chunks) 
25   
26      ok_(sorted(ds.sa.names) == ['chunks', 'labels']) 
27