add basic test for mode and strmode properties

tests/test_entry.py

@@ -0,0 +1,22 @@
+# This file is part of a program licensed under the terms of the GNU Lesser
+# General Public License version 2 (or at your option any later version)
+# as published by the Free Software Foundation: http://www.gnu.org/licenses/
+
+
+from __future__ import division, print_function, unicode_literals
+
+from os import stat
+
+from libarchive import memory_reader, memory_writer
+
+
+def test_entry_properties():
+
+    buf = bytes(bytearray(1000000))
+    with memory_writer(buf, 'gnutar') as archive:
+        archive.add_files('README.rst')
+
+    with memory_reader(buf) as archive:
+        for entry in archive:
+            assert entry.mode == stat('README.rst')[0]
+            assert b'rw' in entry.strmode