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from unittest.mock import patch
import random
import unittest
import numpy as np
from Orange.data import Table, Domain, StringVariable, DiscreteVariable, \
ContinuousVariable
from Orange.data.filter import SameValue
from Orange.widgets.utils.annotated_data import (
create_annotated_table, create_groups_table, ANNOTATED_DATA_FEATURE_NAME,
lazy_annotated_table, lazy_groups_table, domain_with_annotation_column
)
class TestAnnotatedData(unittest.TestCase):
def setUp(self):
random.seed(42)
self.zoo = Table("zoo")
def test_domain_with_annotation_column(self):
a, b, c = (ContinuousVariable(x) for x in "abc")
x = [[1, 2, 3], [4, 5, 6]]
for data in (dabc := Domain([a, b, c]), Table.from_list(dabc, x)):
dom, var = domain_with_annotation_column(data)
self.assertEqual(dom.attributes, (a, b, c))
self.assertIs(dom.class_var, var)
self.assertEqual(var.name, ANNOTATED_DATA_FEATURE_NAME)
self.assertEqual(var.values, ("No", "Yes"))
dom, var = domain_with_annotation_column(
data, values=tuple("xyz"), var_name="d")
self.assertEqual(dom.attributes, (a, b, c))
self.assertIs(dom.class_var, var)
self.assertEqual(var.name, "d")
self.assertEqual(var.values, tuple("xyz"))
for data in (dabc := Domain([a, b], c), Table.from_list(dabc, x)):
dom, var = domain_with_annotation_column(
data, values=tuple("xyz"), var_name="d")
self.assertEqual(dom.attributes, (a, b))
self.assertIs(dom.class_var, c)
self.assertEqual(dom.metas, (var, ))
self.assertEqual(var.name, "d")
self.assertEqual(var.values, tuple("xyz"))
dom, var = domain_with_annotation_column(
data, values=tuple("xyz"), var_name="c")
self.assertEqual(dom.attributes, (a, b))
self.assertIs(dom.class_var, c)
self.assertEqual(dom.metas, (var, ))
self.assertEqual(var.name, "c (1)")
self.assertEqual(var.values, tuple("xyz"))
def test_create_annotated_table(self):
annotated = create_annotated_table(self.zoo, list(range(10)))
# check annotated table domain
self.assertEqual(annotated.domain.variables, self.zoo.domain.variables)
self.assertEqual(2, len(annotated.domain.metas))
self.assertIn(self.zoo.domain.metas[0], annotated.domain.metas)
self.assertIn(ANNOTATED_DATA_FEATURE_NAME,
[m.name for m in annotated.domain.metas])
# check annotated table data
np.testing.assert_array_equal(annotated.X, self.zoo.X)
np.testing.assert_array_equal(annotated.Y, self.zoo.Y)
np.testing.assert_array_equal(annotated.metas[:, 0].ravel(),
self.zoo.metas.ravel())
self.assertEqual(
10, np.sum([i[ANNOTATED_DATA_FEATURE_NAME] for i in annotated]))
def test_create_annotated_table_selected(self):
# check annotated column for no selected indices
annotated = create_annotated_table(self.zoo, [])
self.assertEqual(len(annotated), len(self.zoo))
self.assertEqual(
0, np.sum([i[ANNOTATED_DATA_FEATURE_NAME] for i in annotated]))
# check annotated column fol all selectes indices
annotated = create_annotated_table(self.zoo, list(range(len(self.zoo))))
self.assertEqual(len(annotated), len(self.zoo))
self.assertEqual(
len(self.zoo),
np.sum([i[ANNOTATED_DATA_FEATURE_NAME] for i in annotated]))
def test_create_annotated_table_none_data(self):
self.assertIsNone(create_annotated_table(None, None))
def test_create_annotated_table_none_indices(self):
annotated = create_annotated_table(self.zoo, None)
self.assertEqual(len(annotated), len(self.zoo))
self.assertEqual(
0, np.sum([i[ANNOTATED_DATA_FEATURE_NAME] for i in annotated]))
def _renamed_zoo_meta(self, name, name0=None):
zoo = self.zoo
zood = self.zoo.domain
var0 = zood.attributes[0]
name0 = name0 or var0.name
domain = Domain(
(DiscreteVariable(name0, var0.values), ) + zood.attributes[1:],
zood.class_var, [StringVariable(name)])
return Table(domain, zoo.X, zoo.Y, zoo.metas)
def test_cascade_annotated_tables(self):
# check cascade of annotated tables
data = self._renamed_zoo_meta(ANNOTATED_DATA_FEATURE_NAME)
first_meta = data.domain.metas[0]
for i in range(5):
data = create_annotated_table(
data, random.sample(range(0, len(data)), 20))
self.assertEqual(2 + i, len(data.domain.metas))
self.assertIn(first_meta, data.domain.metas)
self.assertIn(ANNOTATED_DATA_FEATURE_NAME,
[m.name for m in data.domain.metas])
for j in range(1, i + 2):
self.assertIn("{} ({})".format(ANNOTATED_DATA_FEATURE_NAME, j),
[m.name for m in data.domain.metas])
def test_cascade_annotated_tables_with_missing_middle_feature(self):
# check table for domain [..., "Feature", "Selected", "Selected (3)] ->
# [..., "Feature", "Selected", "Selected (3), "Selected (4)"]
data = self._renamed_zoo_meta(f"{ANNOTATED_DATA_FEATURE_NAME} (3)",
ANNOTATED_DATA_FEATURE_NAME)
data = create_annotated_table(
data, random.sample(range(0, len(self.zoo)), 20))
self.assertEqual(2, len(data.domain.metas))
self.assertEqual(data.domain.attributes[0].name,
ANNOTATED_DATA_FEATURE_NAME)
self.assertEqual(data.domain.metas[0].name,
"{} ({})".format(ANNOTATED_DATA_FEATURE_NAME, 3))
self.assertEqual(data.domain.metas[1].name,
"{} ({})".format(ANNOTATED_DATA_FEATURE_NAME, 4))
def test_cascade_annotated_tables_with_missing_annotated_feature(self):
# check table for domain [..., "Feature", "Selected (3)] ->
# [..., "Feature", "Selected (3), "Selected (4)"]
data = self._renamed_zoo_meta(f"{ANNOTATED_DATA_FEATURE_NAME} (3)")
data = create_annotated_table(
data, random.sample(range(0, len(self.zoo)), 20))
self.assertEqual(2, len(data.domain.metas))
self.assertEqual(data.domain.metas[0].name,
"{} ({})".format(ANNOTATED_DATA_FEATURE_NAME, 3))
self.assertEqual(data.domain.metas[1].name,
"{} ({})".format(ANNOTATED_DATA_FEATURE_NAME, 4))
def test_create_groups_table_include_unselected(self):
group_indices = random.sample(range(0, len(self.zoo)), 20)
selection = np.zeros(len(self.zoo), dtype=np.uint8)
selection[group_indices[:10]] = 1
selection[group_indices[10:]] = 2
table = create_groups_table(self.zoo, selection)
selvar = table.domain["Selected"]
self.assertEqual(
len(SameValue(selvar, "Unselected")(table)),
len(self.zoo) - len(group_indices)
)
self.assertEqual(selvar.values, ("G1", "G2", "Unselected"))
def test_create_groups_table_set_values(self):
group_indices = random.sample(range(0, len(self.zoo)), 20)
selection = np.zeros(len(self.zoo), dtype=np.uint8)
selection[group_indices[:10]] = 1
selection[group_indices[10:]] = 2
values = ("this", "that", "rest")
table = create_groups_table(self.zoo, selection, values=values)
self.assertEqual(tuple(table.domain["Selected"].values), values)
@patch("Orange.widgets.utils.annotated_data.create_annotated_table")
def test_lazy_annotated_table(self, creator):
selected_indices = np.array([1, 2, 3])
lazy_table = lazy_annotated_table(self.zoo, selected_indices)
self.assertEqual(lazy_table.length, len(self.zoo))
self.assertEqual(lazy_table.domain.attributes, self.zoo.domain.attributes)
self.assertEqual(lazy_table.domain.class_var, self.zoo.domain.class_var)
self.assertEqual(len(lazy_table.domain.metas), 2)
var = lazy_table.domain.metas[1]
self.assertIsInstance(var, DiscreteVariable)
self.assertEqual(var.name, ANNOTATED_DATA_FEATURE_NAME)
creator.assert_not_called()
self.assertIs(lazy_table.get_value(), creator.return_value)
@patch("Orange.widgets.utils.annotated_data.create_groups_table")
def test_lazy_groups_table(self, creator):
group_indices = np.zeros(len(self.zoo), dtype=int)
group_indices[10:15] = 1
lazy_table = lazy_groups_table(self.zoo, group_indices)
self.assertEqual(lazy_table.length, len(self.zoo))
self.assertEqual(lazy_table.domain.attributes, self.zoo.domain.attributes)
self.assertEqual(lazy_table.domain.class_var, self.zoo.domain.class_var)
self.assertEqual(len(lazy_table.domain.metas), 2)
var = lazy_table.domain.metas[1]
self.assertIsInstance(var, DiscreteVariable)
self.assertEqual(var.name, ANNOTATED_DATA_FEATURE_NAME)
creator.assert_not_called()
self.assertIs(lazy_table.get_value(), creator.return_value)
creator.reset_mock()
lazy_table = lazy_groups_table(
self.zoo, group_indices, include_unselected=False, var_name="foo",
values=("bar", "baz"))
self.assertEqual(lazy_table.length, 5)
self.assertEqual(lazy_table.domain.attributes, self.zoo.domain.attributes)
self.assertEqual(lazy_table.domain.class_var, self.zoo.domain.class_var)
self.assertEqual(len(lazy_table.domain.metas), 2)
var = lazy_table.domain.metas[1]
self.assertIsInstance(var, DiscreteVariable)
self.assertEqual(var.name, "foo")
self.assertEqual(var.values, ("bar", "baz"))
creator.assert_not_called()
self.assertIs(lazy_table.get_value(), creator.return_value)
if __name__ == "__main__":
unittest.main()
|
