gstreamer/subprojects/gst-python/testsuite/test_gst.py

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# -*- Mode: Python -*-
# vi:si:et:sw=4:sts=4:ts=4
#
# Copyright (C) 2009 Thomas Vander Stichele
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
import sys
import overrides_hack
overrides_hack
from common import TestCase, unittest
from gi.repository import Gst
class TimeArgsTest(TestCase):
def testNoneTime(self):
self.assertRaises(TypeError, Gst.TIME_ARGS, None)
def testStringTime(self):
self.assertRaises(TypeError, Gst.TIME_ARGS, "String")
def testClockTimeNone(self):
self.assertEqual(Gst.TIME_ARGS(Gst.CLOCK_TIME_NONE), 'CLOCK_TIME_NONE')
def testOneSecond(self):
self.assertEqual(Gst.TIME_ARGS(Gst.SECOND), '0:00:01.000000000')
class TestNotInitialized(TestCase):
def testNotInitialized(self):
if sys.version_info >= (3, 0):
assert_type = Gst.NotInitialized
else:
assert_type = TypeError
with self.assertRaises(assert_type):
Gst.Caps.from_string("audio/x-raw")
with self.assertRaises(assert_type):
Gst.Structure.from_string("audio/x-raw")
with self.assertRaises(assert_type):
Gst.ElementFactory.make("identity", None)
def testNotDeinitialized(self):
Gst.init(None)
assert(Gst.Caps.from_string("audio/x-raw"))
assert(Gst.Structure.from_string("audio/x-raw"))
assert(Gst.ElementFactory.make("identity", None))
Gst.deinit()
if sys.version_info >= (3, 0):
assert_type = Gst.NotInitialized
else:
assert_type = TypeError
with self.assertRaises(assert_type):
Gst.Caps.from_string("audio/x-raw")
with self.assertRaises(assert_type):
Gst.Structure.from_string("audio/x-raw")
with self.assertRaises(assert_type):
Gst.ElementFactory.make("identity", None)
class TestStructure(TestCase):
def test_new(self):
Gst.init(None)
test = Gst.Structure('test', test=1)
self.assertEqual(test['test'], 1)
test = Gst.Structure('test,test=1')
self.assertEqual(test['test'], 1)
class TestBin(TestCase):
def test_add_pad(self):
Gst.init(None)
self.assertEqual(Gst.ElementFactory.make("bin", None).sinkpads, [])
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class TestBufferMap(TestCase):
def test_map_unmap_manual(self):
Gst.init(None)
buf = Gst.Buffer.new_wrapped([42])
info = buf.map(Gst.MapFlags.READ | Gst.MapFlags.WRITE)
self.assertEqual(info.data[0], 42)
buf.unmap(info)
with self.assertRaises(ValueError):
info.data[0]
def test_map_unmap_context(self):
Gst.init(None)
buf = Gst.Buffer.new_wrapped([42])
with buf.map(Gst.MapFlags.READ | Gst.MapFlags.WRITE) as info:
self.assertEqual(info.data[0], 42)
with self.assertRaises(ValueError):
info.data[0]
if __name__ == "__main__":
unittest.main()