Python DomainContextHandler.initialize方法代码示例

# 需要导入模块: from Orange.widgets.settings import DomainContextHandler [as 别名]
# 或者: from Orange.widgets.settings.DomainContextHandler import initialize [as 别名]
class DomainContextSettingsHandlerTests(unittest.TestCase):
    def setUp(self):
        self.handler = DomainContextHandler(attributes_in_res=True,
                                            metas_in_res=True)
        self.handler.read_defaults = lambda: None  # Disable reading settings from disk
        self.handler.bind(MockWidget)
        self.widget = MockWidget()
        encoded_attributes, encoded_metas = self.handler.encode_domain(domain)
        self.widget.current_context.attributes = encoded_attributes
        self.widget.current_context.metas = encoded_metas
        self.handler.initialize(self.widget)
        self.handler.initialize(self.widget.subprovider)
        self.handler.open_context(self.widget, domain)

    def test_settings_from_widget(self):
        widget = self.widget
        widget.ordinary_setting = VALUE
        widget.string_setting = VALUE
        widget.list_setting = [1, 2, 3]
        widget.dict_setting = {1: 2}
        widget.continuous_setting = CONTINOUS_ATTR
        widget.discrete_setting = DISCRETE_ATTR_ABC
        widget.class_setting = DISCRETE_CLASS_GHI
        widget.excluded_meta_setting = DISCRETE_META_JKL
        widget.meta_setting = DISCRETE_META_JKL

        self.handler.settings_from_widget(widget)

        values = widget.current_context.values
        self.assertEqual((VALUE, UNKNOWN_TYPE), values['ordinary_setting'])
        self.assertEqual((VALUE, UNKNOWN_TYPE), values['string_setting'])
        self.assertEqual([1, 2, 3], values['list_setting'])
        self.assertEqual(({1: 2}, UNKNOWN_TYPE), values['dict_setting'])
        self.assertEqual((CONTINOUS_ATTR, Continuous), values['continuous_setting'])
        self.assertEqual((DISCRETE_ATTR_ABC, Discrete), values['discrete_setting'])
        self.assertEqual((DISCRETE_CLASS_GHI, Discrete), values['class_setting'])
        self.assertEqual((DISCRETE_META_JKL, UNKNOWN_TYPE), values['excluded_meta_setting'])
        self.assertEqual((DISCRETE_META_JKL, Discrete), values['meta_setting'])

    def test_settings_to_widget(self):
        self.widget.current_context.values = dict(
            string_setting=(VALUE, -2),
            continuous_setting=(CONTINOUS_ATTR, Continuous),
            discrete_setting=(DISCRETE_ATTR_ABC, Discrete),
            list_setting=[1, 2, 3],
            attr_list_setting=[DISCRETE_ATTR_ABC, DISCRETE_CLASS_GHI],
            selection1=[0],
            attr_tuple_list_setting=[(DISCRETE_META_JKL, Discrete),
                                     (CONTINUOUS_META, Continuous)],
            selection2=[1],
        )

        self.handler.settings_to_widget(self.widget)

        self.assertEqual(self.widget.string_setting, VALUE)
        self.assertEqual(self.widget.continuous_setting, CONTINOUS_ATTR)
        self.assertEqual(self.widget.discrete_setting, DISCRETE_ATTR_ABC)
        self.assertEqual(self.widget.list_setting, [1, 2, 3])
        self.assertEqual(self.widget.attr_list_setting, [DISCRETE_ATTR_ABC, DISCRETE_CLASS_GHI])
        self.assertEqual(self.widget.attr_tuple_list_setting,
                         [DISCRETE_META_JKL, CONTINUOUS_META])
        self.assertEqual(self.widget.selection1, [0])
        self.assertEqual(self.widget.selection2, [1])

    def test_settings_to_widget_filters_selections(self):
        self.widget.current_context.values = dict(
            attr_list_setting=[DISCRETE_META_JKL, DISCRETE_ATTR_ABC,
                               CONTINUOUS_META, DISCRETE_CLASS_GHI],
            selection1=[1, 2],
        )

        self.handler.settings_to_widget(self.widget)

        self.assertEqual(self.widget.attr_list_setting, [DISCRETE_ATTR_ABC, DISCRETE_CLASS_GHI])
        self.assertEqual(self.widget.selection1, [0])

    def test_perfect_match_returns_2(self):
        attrs, metas = self.handler.encode_domain(domain)
        mock_context = Mock(attributes=attrs, metas=metas, values={})

        self.assertEqual(self.match(mock_context), 2.)

    def test_match_when_nothing_to_match_returns_point_1(self):
        attrs, metas = self.handler.encode_domain(domain)
        mock_context = Mock(values={})

        self.assertEqual(self.match(mock_context), 0.1)

    def test_match_if_all_values_match_returns_1(self):
        mock_context = Mock(values=dict(
            discrete_setting=(DISCRETE_ATTR_ABC, Discrete),
            required_setting=(DISCRETE_ATTR_ABC, Discrete),
        ))

        self.assertEqual(self.match(mock_context), 1.)

    def test_match_if_all_list_values_match_returns_1(self):
        mock_context = Mock(values=dict(
            discrete_setting=("df1", Discrete)
        ))
#.........这里部分代码省略.........

# 需要导入模块: from Orange.widgets.settings import DomainContextHandler [as 别名]
# 或者: from Orange.widgets.settings.DomainContextHandler import initialize [as 别名]

#.........这里部分代码省略.........
        self.handler.bind(SimpleWidget)

        # required
        context = Mock(values=dict(required=('u', Discrete),
                                   with_metas=('d1', Discrete)))
        self.assertEqual(0, self.handler.match(context, *self.args))

    def test_clone_context(self):
        self.handler.bind(SimpleWidget)
        context = self.create_context(self.domain, dict(
            text=('u', -2),
            with_metas=[('d1', Discrete), ('d1', Continuous),
                        ('c1', Continuous), ('c1', Discrete)],
            required=('u', Continuous)
        ))

        new_values = self.handler.clone_context(context, *self.args).values

        self.assertEqual(new_values['text'], ('u', -2))
        self.assertEqual([('d1', Discrete), ('c1', Continuous)],
                         new_values['with_metas'])
        self.assertNotIn('required', new_values)

    def test_open_context(self):
        self.handler.bind(SimpleWidget)
        context = self.create_context(self.domain, dict(
            text=('u', -2),
            with_metas=[('d1', Discrete), ('d2', Discrete)]
        ))
        self.handler.global_contexts = \
            [Mock(values={}), context, Mock(values={})]

        widget = SimpleWidget()
        self.handler.initialize(widget)
        old_metas_list = widget.with_metas
        self.handler.open_context(widget, self.args[0])

        context = widget.current_context
        self.assertEqual(context.attributes, self.args[1])
        self.assertEqual(context.metas, self.args[2])
        self.assertIs(old_metas_list, widget.with_metas)

        self.assertEqual(widget.text, 'u')
        self.assertEqual(widget.with_metas, [('d1', Discrete),
                                             ('d2', Discrete)])

    def test_open_context_with_imperfect_match(self):
        self.handler.bind(SimpleWidget)
        context = self.create_context(None, dict(
            text=('u', -2),
            with_metas=[('d1', Discrete), ('d1', Continuous),
                        ('c1', Continuous), ('c1', Discrete)]
        ))
        self.handler.global_contexts = \
            [Mock(values={}), context, Mock(values={})]

        widget = SimpleWidget()
        self.handler.initialize(widget)
        self.handler.open_context(widget, self.args[0])

        context = widget.current_context
        self.assertEqual(context.attributes, self.args[1])
        self.assertEqual(context.metas, self.args[2])

        self.assertEqual(widget.text, 'u')
        self.assertEqual(widget.with_metas, [('d1', Discrete),

# 需要导入模块: from Orange.widgets.settings import DomainContextHandler [as 别名]
# 或者: from Orange.widgets.settings.DomainContextHandler import initialize [as 别名]

#.........这里部分代码省略.........
        context = Mock(values=dict(with_metas=('d1', Discrete),
                                   if_selected=[('u', Discrete),
                                                ('d1', Discrete)],
                                   selected=[1]))
        self.assertAlmostEqual(0.667, self.handler.match(context, *self.args),
                               places=2)

    def test_clone_context(self):
        self.handler.bind(SimpleWidget)
        context = self.create_context(self.domain, dict(
            text=('u', -2),
            with_metas=[('d1', Discrete), ('d1', Continuous),
                        ('c1', Continuous), ('c1', Discrete)],
            required=('u', Continuous)
        ))

        new_values = self.handler.clone_context(context, *self.args).values

        self.assertEqual(new_values['text'], ('u', -2))
        self.assertEqual([('d1', Discrete), ('c1', Continuous)],
                         new_values['with_metas'])
        self.assertNotIn('required', new_values)

    def test_open_context(self):
        self.handler.bind(SimpleWidget)
        context = self.create_context(self.domain, dict(
            text=('u', -2),
            with_metas=[('d1', Discrete), ('d2', Discrete)]
        ))
        self.handler.global_contexts = \
            [Mock(values={}), context, Mock(values={})]

        widget = SimpleWidget()
        self.handler.initialize(widget)
        self.handler.open_context(widget, self.args[0])

        context = widget.current_context
        self.assertEqual(context.attributes, self.args[1])
        self.assertEqual(context.metas, self.args[2])
        self.assertSequenceEqual(context.ordered_domain,
                                 (('c1', Continuous), ('d1', Discrete),
                                  ('d2', Discrete), ('d3', Discrete),
                                  ('c2', Continuous), ('d4', Discrete)))

        self.assertEqual(widget.text, 'u')
        self.assertEqual(widget.with_metas, [('d1', Discrete),
                                             ('d2', Discrete)])

    def test_open_context_with_imperfect_match(self):
        self.handler.bind(SimpleWidget)
        context = self.create_context(None, dict(
            text=('u', -2),
            with_metas=[('d1', Discrete), ('d1', Continuous),
                        ('c1', Continuous), ('c1', Discrete)],
            if_selected=[('c1', Discrete), ('c1', Continuous),
                         ('d1', Discrete), ('d1', Continuous)],
            selected=[2],
        ))
        self.handler.global_contexts = \
            [Mock(values={}), context, Mock(values={})]

        widget = SimpleWidget()
        self.handler.initialize(widget)
        self.handler.open_context(widget, self.args[0])

        context = widget.current_context

# 需要导入模块: from Orange.widgets.settings import DomainContextHandler [as 别名]
# 或者: from Orange.widgets.settings.DomainContextHandler import initialize [as 别名]

#.........这里部分代码省略.........
        context = Mock(values=dict(with_metas=('d1', Discrete),
                                   if_selected=[('u', Discrete),
                                                ('d1', Discrete)],
                                   selected=[1]))
        self.assertAlmostEqual(0.667, self.handler.match(context, *self.args),
                               places=2)

    def test_clone_context(self):
        self.handler.bind(SimpleWidget)
        context = self.create_context(self.domain, dict(
            text=('u', -2),
            with_metas=[('d1', Discrete), ('d1', Continuous),
                        ('c1', Continuous), ('c1', Discrete)],
            required=('u', Continuous)
        ))

        new_values = self.handler.clone_context(context, *self.args).values

        self.assertEqual(new_values['text'], ('u', -2))
        self.assertEqual([('d1', Discrete), ('c1', Continuous)],
                         new_values['with_metas'])
        self.assertNotIn('required', new_values)

    def test_open_context(self):
        self.handler.bind(SimpleWidget)
        context = self.create_context(self.domain, dict(
            text=('u', -2),
            with_metas=[('d1', Discrete), ('d2', Discrete)]
        ))
        self.handler.global_contexts = \
            [Mock(values={}), context, Mock(values={})]

        widget = SimpleWidget()
        self.handler.initialize(widget)
        self.handler.open_context(widget, self.args[0])

        context = widget.current_context
        self.assertEqual(context.attributes, self.args[1])
        self.assertEqual(context.metas, self.args[2])
        self.assertSequenceEqual(context.ordered_domain,
                                 (('c1', Continuous), ('d1', Discrete),
                                  ('d2', Discrete), ('d3', Discrete),
                                  ('c2', Continuous), ('d4', Discrete)))

        self.assertEqual(widget.text, 'u')
        self.assertEqual(widget.with_metas, [('d1', Discrete),
                                             ('d2', Discrete)])

    def test_open_context_with_imperfect_match(self):
        self.handler.bind(SimpleWidget)
        context = self.create_context(None, dict(
            text=('u', -2),
            with_metas=[('d1', Discrete), ('d1', Continuous),
                        ('c1', Continuous), ('c1', Discrete)],
            if_selected=[('c1', Discrete), ('c1', Continuous),
                         ('d1', Discrete), ('d1', Continuous)],
            selected=[2],
        ))
        self.handler.global_contexts = \
            [Mock(values={}), context, Mock(values={})]

        widget = SimpleWidget()
        self.handler.initialize(widget)
        self.handler.open_context(widget, self.args[0])

        context = widget.current_context