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# pylint: disable=protected-access
import unittest
from unittest.mock import patch
from AnyQt.QtCore import Qt
from orangewidget.tests.utils import excepthook_catch
from Orange.widgets.data.owtable import OWTable
from Orange.widgets.tests.base import WidgetTest, WidgetOutputsTestMixin
from Orange.data import Table, Domain
from Orange.data.sql.table import SqlTable
from Orange.tests.sql.base import DataBaseTest as dbt
class TestOWTable(WidgetTest, WidgetOutputsTestMixin):
@classmethod
def setUpClass(cls):
super().setUpClass()
WidgetOutputsTestMixin.init(cls,
output_all_on_no_selection=True)
cls.signal_name = OWTable.Inputs.data
cls.signal_data = cls.data # pylint: disable=no-member
def setUp(self):
super().setUp()
self.widget = self.create_widget(OWTable)
def test_input_data(self):
self.send_signal(self.widget.Inputs.data, self.data)
self.assertIs(self.widget.input.table, self.data)
self.assertIs(self.widget.view.model().source, self.data)
self.send_signal(self.widget.Inputs.data, None)
self.assertIsNone(self.widget.input)
self.assertIsNone(self.widget.view.model())
def test_input_data_empty(self):
self.send_signal(self.widget.Inputs.data, self.data[:0])
output = self.get_output(self.widget.Outputs.annotated_data)
self.assertIsNone(output)
def test_data_model(self):
self.send_signal(self.widget.Inputs.data, self.data)
self.assertEqual(self.widget.view.model().rowCount(), len(self.data))
def test_reset_select(self):
self.send_signal(self.widget.Inputs.data, self.data)
self._select_data()
self.send_signal(self.widget.Inputs.data, Table('heart_disease'))
self.assertListEqual([], self.widget.stored_selection["columns"])
self.assertListEqual([], self.widget.stored_selection["rows"])
def test_clear_selection(self):
self.send_signal(self.widget.Inputs.data, self.data)
self.assertFalse(self.widget.clear_button.isEnabled())
self._select_data()
self.assertTrue(self.widget.clear_button.isEnabled())
self.widget.clear_button.click()
self.assertListEqual([], self.widget.stored_selection["columns"])
self.assertListEqual([], self.widget.stored_selection["rows"])
self.assertFalse(self.widget.clear_button.isEnabled())
def _select_data(self):
self.widget.set_selection(
list(range(0, len(self.data), 10)),
list(range(len(self.data.domain.variables))),
)
return self.widget.stored_selection["rows"]
def test_attrs_appear_in_corner_text(self):
domain = self.data.domain
new_domain = Domain(
domain.attributes[1:], domain.class_var, domain.attributes[:1])
new_domain.metas[0].attributes = {"c": "foo"}
new_domain.attributes[0].attributes = {"a": "bar", "c": "baz"}
new_domain.class_var.attributes = {"b": "foo"}
self.send_signal(self.widget.Inputs.data, self.data.transform(new_domain))
self.assertEqual(self.widget.view.cornerText(), "\na\nb\nc")
def test_unconditional_commit_on_new_signal(self):
with patch.object(self.widget.commit, 'now') as commit:
self.widget.auto_commit = False
commit.reset_mock()
self.send_signal(self.widget.Inputs.data, self.data)
commit.assert_called()
def test_pending_selection(self):
widget = self.create_widget(OWTable, stored_settings={
"stored_selection": {
"rows": [5, 6, 7, 8, 9],
"columns": list(range(len(self.data.domain.variables)))
}
})
self.send_signal(widget.Inputs.data, None)
self.send_signal(widget.Inputs.data, self.data)
output = self.get_output(widget.Outputs.selected_data)
self.assertEqual(5, len(output))
def test_pending_sorted_selection(self):
rows = [5, 6, 7, 8, 9, 55, 56, 57, 58, 59]
widget = self.create_widget(OWTable, stored_settings={
"stored_selection": {
"rows": rows,
"columns": list(range(len(self.data.domain.variables)))
},
"stored_sort": [("sepal length", 1), ("sepal width", -1)]
})
self.send_signal(widget.Inputs.data, None)
self.assertFalse(widget.restore_button.isEnabled())
self.send_signal(widget.Inputs.data, self.data)
self.assertTrue(widget.restore_button.isEnabled())
self.assertEqual(widget.view.horizontalHeader().sortIndicatorOrder(),
Qt.DescendingOrder)
self.assertEqual(widget.view.horizontalHeader().sortIndicatorSection(), 2)
output = self.get_output(widget.Outputs.selected_data)
self.assertEqual(len(rows), len(output))
sepal_width = output.get_column("sepal width").tolist()
sepal_length = output.get_column("sepal length").tolist()
self.assertSequenceEqual(sepal_width, sorted(sepal_width, reverse=True))
dd = list(zip(sepal_length, sepal_width))
dd_sorted = sorted(dd, key=lambda t: t[0])
dd_sorted = sorted(dd_sorted, key=lambda t: t[1], reverse=True)
self.assertSequenceEqual(dd, dd_sorted)
ids = self.data[rows].ids
self.assertSetEqual(set(output.ids), set(ids))
def test_missing_sort_column_shows_warning(self):
widget = self.create_widget(OWTable, stored_settings={
"stored_sort": [("sepal length", 1), ("no such column", -1)]
})
self.send_signal(widget.Inputs.data, self.data)
self.assertTrue(widget.Warning.missing_sort_columns.is_shown())
self.send_signal(widget.Inputs.data, None)
self.assertFalse(widget.Warning.missing_sort_columns.is_shown())
def test_sorting(self):
self.send_signal(self.widget.Inputs.data, self.data)
self.widget.set_selection(
[0, 1, 2, 3, 4],
list(range(len(self.data.domain.variables)))
)
output = self.get_output(self.widget.Outputs.selected_data)
output = output.get_column(0)
output_original = output.tolist()
self.assertFalse(self.widget.restore_button.isEnabled())
self.widget.view.sortByColumn(1, Qt.AscendingOrder)
self.assertTrue(self.widget.restore_button.isEnabled())
self.assertEqual(self.widget.stored_sort, [('sepal length', 1)])
output = self.get_output(self.widget.Outputs.selected_data)
output = output.get_column(0)
output_sorted = output.tolist()
# the two outputs should not be the same.
self.assertTrue(output_original != output_sorted)
# check if output after sorting is actually sorted.
self.assertTrue(sorted(output_original) == output_sorted)
self.assertTrue(sorted(output_sorted) == output_sorted)
self.widget.restore_order()
self.assertFalse(self.widget.restore_button.isEnabled())
output = self.get_output(self.widget.Outputs.selected_data)
self.assertEqual(output.get_column(0).tolist(), output_original)
# Check that output is the same with no sorting and cleared selection.
self.widget.set_selection([], [])
output = self.get_output(self.widget.Outputs.selected_data)
self.assertIs(output, self.data)
def test_sort_basket_column(self):
data = self.data.to_sparse()
self.send_signal(self.widget.Inputs.data, data)
self.widget.view.sortByColumn(0, Qt.AscendingOrder)
self.assertEqual(self.widget.stored_sort, [("iris", 1)])
self.widget.view.sortByColumn(1, Qt.AscendingOrder)
self.assertEqual(self.widget.stored_sort,
[("iris", 1), ("\\BASKET(FEATURES)", 1)])
# test restore
w = self.create_widget(OWTable, stored_settings={
"stored_sort": self.widget.stored_sort
})
self.send_signal(w.Inputs.data, data)
self.assertEqual(w.stored_sort, self.widget.stored_sort)
output_a = self.get_output(self.widget.Outputs.selected_data)
output_b = self.get_output(w.Outputs.selected_data)
self.assertEqual(output_a.ids.tolist(), output_b.ids.tolist())
def test_info(self):
info_text = self.widget.info_text
no_input = "No data."
self.assertEqual(info_text.text(), no_input)
def test_show_distributions(self):
w = self.widget
self.send_signal(w.Inputs.data, self.data)
# run through the delegate paint routines
with excepthook_catch():
w.grab()
w.controls.show_distributions.toggle()
with excepthook_catch():
w.grab()
w.controls.color_by_class.toggle()
with excepthook_catch():
w.grab()
w.controls.show_distributions.toggle()
def test_whole_rows(self):
w = self.widget
self.send_signal(w.Inputs.data, self.data)
self.assertTrue(w.select_rows) # default value
with excepthook_catch():
w.controls.select_rows.toggle()
self.assertFalse(w.select_rows)
w.set_selection([0, 1, 2, 3], [0, 1])
out = self.get_output(w.Outputs.selected_data)
self.assertEqual(out.domain,
Domain([self.data.domain.attributes[0]], self.data.domain.class_var))
with excepthook_catch():
w.controls.select_rows.toggle()
out = self.get_output(w.Outputs.selected_data)
self.assertTrue(w.select_rows)
self.assertEqual(out.domain, self.data.domain)
def test_show_attribute_labels(self):
w = self.widget
self.send_signal(w.Inputs.data, self.data)
self.assertTrue(w.show_attribute_labels) # default value
with excepthook_catch():
w.controls.show_attribute_labels.toggle()
self.assertFalse(w.show_attribute_labels)
def test_subset_input(self):
w = self.widget
self.send_signal(w.Inputs.data, self.data)
with patch.object(w.signalManager, "send") as m:
self.send_signal(w.Inputs.data_subset, self.data[[0, 1, 5]])
m.assert_not_called()
w.view.grab() # cover delegate painting methods
model = w.view.model()
self.assertTrue(model.index(0, 0).data(model.SubsetRole))
self.assertFalse(model.index(2, 0).data(model.SubsetRole))
self.assertTrue(model.headerData(0, Qt.Vertical, model.SubsetRole))
self.assertFalse(model.headerData(2, Qt.Vertical, model.SubsetRole))
with patch.object(w.signalManager, "send") as m:
self.send_signal(w.Inputs.data_subset, None)
m.assert_not_called()
w.view.grab()
model = w.view.model()
self.assertFalse(model.index(0, 0).data(model.SubsetRole))
self.assertFalse(model.headerData(0, Qt.Vertical, model.SubsetRole))
class TestOWTableSQL(TestOWTable, dbt):
def setUpDB(self):
# pylint: disable=attribute-defined-outside-init
conn, iris = self.create_iris_sql_table()
data = SqlTable(conn, iris, inspect_values=True)
if self.current_db == "mssql":
# when loading data from mssql db, Sql widget returns Table (not SqlTable)
data = Table(data)
self.data = data.transform(Domain(data.domain.attributes[:-1],
data.domain.attributes[-1]))
def tearDownDB(self):
self.drop_iris_sql_table()
@dbt.run_on(["postgres", "mssql"])
def test_input_data(self):
super().test_input_data()
@unittest.skip("no data output")
def test_input_data_empty(self):
super().test_input_data_empty()
@unittest.skip("approx_len messes up row count")
def test_data_model(self):
super().test_data_model()
@dbt.run_on(["postgres", "mssql"])
def test_unconditional_commit_on_new_signal(self):
super().test_unconditional_commit_on_new_signal()
@dbt.run_on(["postgres", "mssql"])
def test_reset_select(self):
super().test_reset_select()
@dbt.run_on(["postgres", "mssql"])
def test_attrs_appear_in_corner_text(self):
super().test_attrs_appear_in_corner_text()
@unittest.skip("no data output")
def test_pending_selection(self):
super().test_pending_selection()
@unittest.skip("sorting not implemented")
def test_sorting(self):
super().test_sorting()
@unittest.skip("does nothing")
def test_info(self):
super().test_info()
@dbt.run_on(["postgres", "mssql"])
def test_show_distributions(self):
super().test_show_distributions()
@unittest.skip("no data output")
def test_whole_rows(self):
super().test_whole_rows()
@dbt.run_on(["postgres", "mssql"])
def test_show_attribute_labels(self):
super().test_show_distributions()
if __name__ == "__main__":
unittest.main()
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