Improvements in mime handling and added some tests.

tests/sugar/runall.py

@@ -18,11 +18,13 @@
 import unittest
 
 import test_date
+import test_mime
 
 runner = unittest.TextTestRunner()
 loader = unittest.TestLoader()
 
 suite = unittest.TestSuite()
 suite.addTest(loader.loadTestsFromModule(test_date))
+suite.addTest(loader.loadTestsFromModule(test_mime))
 
 runner.run(suite)

tests/sugar/test_mime.py

@@ -0,0 +1,72 @@
+#!/usr/bin/env python
+
+# Copyright (C) 2006, Red Hat, Inc.
+# Copyright (C) 2007, One Laptop Per Child
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+import sys
+import unittest
+
+from sugar import objects
+
+class TestMime(unittest.TestCase):
+    def test_from_file_name(self):
+        self.assertEqual(objects.mime.get_from_file_name('test.pdf'),
+                         'application/pdf')
+
+    def test_choose_most_significant(self):
+        # Mozilla's text in dnd
+        mime_type = objects.mime.choose_most_significant(
+                ['text/plain', 'text/_moz_htmlcontext', 'text/unicode',
+                 'text/html', 'text/_moz_htmlinfo'])
+        self.assertEqual(mime_type, 'text/html')
+        
+        # Mozilla's text in c&v
+        mime_type = objects.mime.choose_most_significant(
+                ['text/_moz_htmlcontext', 'STRING', 'text/html', 'text/_moz_htmlinfo',
+                 'text/x-moz-url-priv', 'UTF8_STRING', 'COMPOUND_TEXT'])
+        self.assertEqual(mime_type, 'text/html')
+
+        # Mozilla gif in dnd
+        mime_type = objects.mime.choose_most_significant(
+                ['application/x-moz-file-promise-url',
+                 'application/x-moz-file-promise-dest-filename', 'text/_moz_htmlinfo',
+                 'text/x-moz-url-desc', 'text/_moz_htmlcontext', 'text/x-moz-url-data',
+                 'text/uri-list'])
+        self.assertEqual(mime_type, 'text/uri-list')
+
+        # Mozilla url in dnd
+        mime_type = objects.mime.choose_most_significant(
+                ['text/_moz_htmlcontext', 'text/html', 'text/_moz_htmlinfo',
+                 '_NETSCAPE_URL', 'text/x-moz-url', 'text/x-moz-url-desc',
+                 'text/x-moz-url-data', 'text/plain', 'text/unicode'])
+        self.assertEqual(mime_type, 'text/x-moz-url')
+
+        # Abiword text in dnd
+        mime_type = objects.mime.choose_most_significant(
+                ['text/rtf', 'text/uri-list'])
+        self.assertEqual(mime_type, 'text/uri-list')
+
+        # Abiword text in c&v
+        mime_type = objects.mime.choose_most_significant(
+                ['UTF8_STRING', 'STRING', 'text/html', 'TEXT', 'text/rtf',
+                 'COMPOUND_TEXT', 'application/rtf', 'text/plain',
+                 'application/xhtml+xml'])
+        self.assertEqual(mime_type, 'application/rtf')
+
+if __name__ == "__main__":
+    unittest.main()
+