test_plotter.py 文件源码

def test_has_changed(self):
        """Test the :meth:`psyplot.plotter.Plotter.show_summaries` method"""
        plotter = TestPlotter(xr.DataArray([]), fmt1='something')
        self.assertEqual(plotter['fmt1'], 'something')
        for i in range(1, 4):
            key = 'fmt%i' % i
            fmto = getattr(plotter, key)
            self.assertEqual(plotter.has_changed(key),
                             [fmto.default, plotter[key]],
                             msg="Wrong value for " + key)
        plotter.update()
        self.assertIsNone(plotter.has_changed('fmt1'))
        plotter.update(fmt1='test', fmt3=plotter.fmt3.default, force=True)
        self.assertEqual(plotter.has_changed('fmt1'),
                         ['something', 'test'])
        self.assertIsNone(plotter.has_changed('fmt2'))
        self.assertIsNone(plotter.has_changed('fmt3', include_last=False))
        self.assertEqual(plotter.has_changed('fmt3'),
                         [plotter.fmt3.default, plotter.fmt3.default])