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test_fraction: add a test for gobject property marshalling.

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This commit is contained in:
Alessandro Decina 2010-07-26 19:41:43 +02:00
parent e20157bda2
commit 92a1c11ed3
1 changed files with 23 additions and 0 deletions
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23
testsuite/test_fraction.py
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@ -18,6 +18,8 @@
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import gobject
gobject.threads_init()
from common import gst, TestCase
F = gst.Fraction
@ -73,5 +75,26 @@ class TestFraction(TestCase):
def testFloat(self):
self.assertEquals(float(F(1, 2)), 0.5)
def testPropertyMarshalling(self):
try:
obj = gst.element_factory_make("videoparse")
except gst.ElementNotFoundError:
# no videoparse and I don't know of any elements in core or -base using
# fraction properties. Skip this test.
return
value = obj.props.framerate
self.failUnlessEqual(value.num, 25)
self.failUnlessEqual(value.denom, 1)
obj.props.framerate = gst.Fraction(2, 1)
value = obj.props.framerate
self.failUnlessEqual(value.num, 2)
self.failUnlessEqual(value.denom, 1)
def bad():
obj.props.framerate = 1
self.failUnlessRaises(TypeError, bad)
value = obj.props.framerate
self.failUnlessEqual(value.num, 2)
self.failUnlessEqual(value.denom, 1)