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  • Committer: Robert Collins
  • Date: 2009-07-07 04:32:13 UTC
  • mto: This revision was merged to the branch mainline in revision 4524.
  • Revision ID: robertc@robertcollins.net-20090707043213-4hjjhgr40iq7gk2d
More informative assertions in xml serialisation.

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bzrlib/tests/treeshape.py
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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"""Test helper for constructing and testing directories.
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This module transforms filesystem directories to and from Python lists.  
 
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This module transforms filesystem directories to and from Python lists.
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As a Python list the descriptions can be stored in test cases, compared,
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etc.
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"""
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# TODO: Script to write a description of a directory for testing
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# TODO: Helper that compares two structures and raises a helpful error
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# where they differ.  Option to ignore some files or directories in the 
 
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# where they differ.  Option to ignore some files or directories in the
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# comparison.
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import os
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def capture_tree_contents(top):
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    """Make a Python datastructure description of a tree.
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    If top is an absolute path the descriptions will be absolute."""
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    for dirpath, dirnames, filenames in os.walk(top):
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        yield (dirpath + '/', )
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        filenames.sort()
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        for fn in filenames:
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            fullpath = pathjoin(dirpath, fn)
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            assert not (fullpath[-1] in '@/')
 
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            if (fullpath[-1] in '@/'):
 
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                raise AssertionError(fullpath)
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            info = os.lstat(fullpath)
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            if stat.S_ISLNK(info.st_mode):
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                yield (fullpath + '@', os.readlink(fullpath))