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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.assertEquals(Gst.TIME_ARGS(Gst.CLOCK_TIME_NONE), 'CLOCK_TIME_NONE')
+
+    def testOneSecond(self):
+        self.assertEquals(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, [])
+
+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()