Created tests for audio convertion into ffmpeg

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk/utils@45137 20353a03-c40f-0410-a6d1-a30d3c3de9de

cloudooo/handler/ffmpeg/tests/testAllAudioSupportedFormat.py

+##############################################################################
+#
+# Copyright (c) 2010 Nexedi SA and Contributors. All Rights Reserved.
+#                    Priscila Manhaes  <psilva@iff.edu.br>
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsability of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# garantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+##############################################################################
+
+from magic import Magic
+from xmlrpclib import ServerProxy
+from os.path import join
+from base64 import encodestring, decodestring
+from cloudooo.handler.tests.handlerTestCase import HandlerTestCase, make_suite
+
+DAEMON = True
+
+class TestAllSupportedFormat(HandlerTestCase):
+
+  def afterSetUp(self):
+    self.file_detector = Magic(mime=True)
+    self.proxy = ServerProxy("http://%s:%s/RPC2" % \
+        (self.hostname, self.cloudooo_port), allow_none=True)
+
+  def testMP3Format(self):
+    """Test convert file to mp3 format the reverse convertion"""
+    mp3_mimetype, ogg_mimetype = self.runTestForType("mp3")
+    # XXX This might expect 'audio/mpeg' but magic only got
+    # 'application/octet-stream'
+    self.assertEquals(mp3_mimetype, 'application/octet-stream')
+    # XXX This might expect 'audio/ogg' but magic only got 'application/ogg'
+    self.assertEquals(ogg_mimetype, 'application/ogg')
+
+  def testWAVFormat(self):
+    """Test convert file to wav format the reverse convertion"""
+    wav_mimetype, ogg_mimetype = self.runTestForType("wav")
+    # XXX this might expect 'audio/vnd.wave' but magic only got 'audio/x-wav'
+    self.assertEquals(wav_mimetype, 'audio/x-wav')
+    # XXX This might expect 'audio/ogg' but magic only got 'application/ogg'
+    self.assertEquals(ogg_mimetype, 'application/ogg')
+
+  def testMIDFormat(self):
+    """Test convert file to mid format and the reverse convertion"""
+    mid_mimetype, ogg_mimetype = self.runTestForType("mid")
+    self.assertEquals(mid_mimetype, 'audio/rtp-midi')
+    # XXX This might expect 'audio/ogg' but magic only got 'application/ogg'
+    self.assertEquals(ogg_mimetype, 'application/ogg')
+
+  def runTestForType(self, destination_format):
+    """Converts audio files from ogg to destination_format and then to
+    ogg again"""
+    data = open(join('data', 'test.ogg'), 'r').read()
+    converted_data = self.proxy.convertFile(encodestring(data),
+                                      "ogg",
+                                      destination_format)
+    destination_mimetype = self.file_detector.from_buffer(decodestring(
+                                                          converted_data))
+    ogg_data = self.proxy.convertFile(converted_data,
+                                      destination_format,
+                                      "ogg")
+    ogg_mimetype = self.file_detector.from_buffer(decodestring(ogg_data))
+    return (destination_mimetype, ogg_mimetype)
+
+
+def test_suite():
+  return make_suite(TestAllSupportedFormat)