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# Copyright (C) 2019 Ruby-GNOME Project Team
#
# 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
class TestBus < Test::Unit::TestCase
def setup
@pipeline = Gst::Pipeline.new("my-pipeline")
@source = Gst::ElementFactory.make("fakesrc", "source")
@filter = Gst::ElementFactory.make("identity", "filter")
@sink = Gst::ElementFactory.make("fakesink", "sink")
@pipeline.add_elements(@source, @filter, @sink)
@source.link(@filter, @sink)
@bus = @pipeline.bus
end
def test_add_watch
message_types = []
loop = GLib::MainLoop.new
@bus.add_watch do |_bus, message|
message_types << message.type
loop.quit
GLib::Source::REMOVE
end
@pipeline.play
loop.run
assert_equal([Gst::MessageType::STATE_CHANGED],
message_types)
end
end
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