[util.py] new helper func setup_dirs

test case included

couchapp/util.py

@@ -579,3 +579,15 @@ def setup_dir(path, require_empty=True):
         raise AppError("'{0}': File exists".format(path))
 
     os.mkdir(path)
+
+
+def setup_dirs(path_list, *args, **kwargs):
+    '''
+    setup a list of dirs.
+
+    :param path_list: iterable
+
+    Other arguments please refer to ``setup_dir``.
+    '''
+    for p in path_list:
+        setup_dir(p, *args, **kwargs)

tests/test_util.py

@@ -7,6 +7,7 @@
 from couchapp.errors import AppError
 from couchapp.util import discover_apps, iscouchapp, rcpath, split_path
 from couchapp.util import sh_open, remove_comments, is_empty_dir, setup_dir
+from couchapp.util import setup_dirs
 
 from mock import patch
 from nose.tools import raises
@@ -251,3 +252,11 @@ def test(self, mkdir):
 
     def teardown(self):
         del self.tmpfile
+
+
+@patch('couchapp.util.setup_dir')
+def test_setup_dirs(setup_dir):
+    plist = ['/mock', '/fake', '/mock/app', '/42']
+    setup_dirs(plist)
+
+    assert setup_dir.called