import unittest

import vapoursynth as vs


class CoreTestSequence(unittest.TestCase):
    def setUp(self):
        self.core = vs.core
        self.core.num_threads = 1

    # blank clip argument tests
    def test_frame_props1(self):
        clip = self.core.std.BlankClip(format=vs.YUV444P8, color=[69, 242, 115], width=120, height=121)

        frame = clip.get_frame(0).copy()
        frame.props["_ColorRange"] = 0
        self.assertEqual(frame.props.get("_Range"), 1)
        frame.props["_ColorRange"] = 1
        self.assertEqual(frame.props.get("_Range"), 0)
        frame.props["_ColorRange"] = 2
        self.assertEqual(frame.props.get("_Range"), 2)
        frame.props["_ColorRange"] = -1
        self.assertEqual(frame.props.get("_Range"), -1)

    def test_frame_props2(self):
        clip = self.core.std.BlankClip(format=vs.YUV444P8, color=[69, 242, 115], width=120, height=121)

        frame = clip.get_frame(0).copy()
        frame.props["_Range"] = 0
        self.assertEqual(frame.props.get("_ColorRange"), vs.RANGE_LIMITED)
        frame.props["_Range"] = 1
        self.assertEqual(frame.props.get("_ColorRange"), vs.RANGE_FULL)
        frame.props["_Range"] = 2
        self.assertEqual(frame.props.get("_ColorRange"), 2)
        frame.props["_Range"] = -1
        self.assertEqual(frame.props.get("_ColorRange"), -1)

    def test_frame_props3(self):
        clip = self.core.std.BlankClip(format=vs.YUV444P8, color=[69, 242, 115], width=120, height=121)
        clip.std.SetFrameProp("_ColorRange", 1)
        clip.std.SetFrameProp("_Range", 1)

    def test_frame_props4(self):
        clip = self.core.std.BlankClip(format=vs.YUV444P8, color=[69, 242, 115], width=120, height=121)
        clip.std.SetFrameProps(_ColorRange=1)
        clip.std.SetFrameProps(_Range=0)


if __name__ == "__main__":
    unittest.main()
