first stab at a simple test

Author: raamana

nibabel/freesurfer/__init__.py

@@ -2,5 +2,5 @@
 """
 
 from .io import read_geometry, read_morph_data, write_morph_data, \
-    read_annot, read_label, write_geometry, write_annot
+    read_annot, read_label, write_geometry, write_annot, read_aseg_stats
 from .mghformat import load, save, MGHImage

nibabel/freesurfer/tests/test_io.py

@@ -14,7 +14,8 @@
 from numpy.testing import assert_equal, assert_raises, dec, assert_allclose
 
 from .. import (read_geometry, read_morph_data, read_annot, read_label,
-                write_geometry, write_morph_data, write_annot)
+                write_geometry, write_morph_data, write_annot,
+                read_aseg_stats)
 
 from ...tests.nibabel_data import get_nibabel_data, needs_nibabel_data
 from ...fileslice import strided_scalar
@@ -145,6 +146,18 @@ def test_morph_data():
         assert_equal(curv2, curv)
 
 
+@freesurfer_test
+def test_aseg_stats():
+    """Test reader for stats/aseg.stats """
+    stats_path = pjoin(data_path, "stats", "aseg.stats")
+
+    stats = read_aseg_stats(stats_path, volumes_only=True)
+    assert_true(np.alltrue(np.isfinite(stats)))
+
+    seg_name, seg_index, seg_stats = read_aseg_stats(stats_path, volumes_only=False)
+
+
+
 def test_write_morph_data():
     """Test write_morph_data edge cases"""
     values = np.arange(20, dtype='>f4')
@@ -222,3 +235,5 @@ def test_label():
     labels, scalars = read_label(label_path, True)
     assert_true(np.all(labels == label))
     assert_true(len(labels) == len(scalars))
+
+test_aseg_stats()