def setUp(self):
self.callback = Mock()
data = Table("iris")
values = data.get_column_view(data.domain[0])[0]
self.min_value = np.min(values)
self.max_value = np.max(values)
self.editor = ContinuousVariableEditor(
self.parent, data.domain[0], self.min_value,
self.max_value, self.callback
)
def test_overflow(self):
var = ContinuousVariable("var", number_of_decimals=10)
editor = ContinuousVariableEditor(self.parent, var, -100000, 1,
self.callback)
self.assertLess(editor._n_decimals, 10)
class TestContinuousVariableEditor(GuiTest):
@classmethod
def setUpClass(cls):
super().setUpClass()
cls.parent = QWidget()
def setUp(self):
self.callback = Mock()
data = Table("iris")
values = data.get_column_view(data.domain[0])[0]
self.min_value = np.min(values)
self.max_value = np.max(values)
self.editor = ContinuousVariableEditor(self.parent, data.domain[0],
self.min_value, self.max_value,
self.callback)
def test_init(self):
self.assertEqual(self.editor.value, self.min_value)
self.assertEqual(self.editor._slider.value(), self.min_value * 10)
self.assertEqual(self.editor._spin.value(), self.min_value)
self.callback.assert_not_called()
def test_edit_slider(self):
""" Edit slider by user. """
self.editor._slider.setValue(int(self.max_value * 10))
self.assertEqual(self.editor.value, self.max_value)
self.assertEqual(self.editor._slider.value(), self.max_value * 10)
self.assertEqual(self.editor._spin.value(), self.max_value)
self.callback.assert_called_once()
self.callback.reset_mock()
value = self.min_value + (self.max_value - self.min_value) / 2
self.editor._slider.setValue(int(value * 10))
self.assertEqual(self.editor.value, value)
self.assertEqual(self.editor._slider.value(), value * 10)
self.assertEqual(self.editor._spin.value(), value)
self.callback.assert_called_once()
def test_edit_spin(self):
""" Edit spin by user. """
self.editor._spin.setValue(self.max_value)
self.assertEqual(self.editor.value, self.max_value)
self.assertEqual(self.editor._slider.value(), self.max_value * 10)
self.assertEqual(self.editor._spin.value(), self.max_value)
self.callback.assert_called_once()
self.callback.reset_mock()
self.editor._spin.setValue(self.max_value + 1)
self.assertEqual(self.editor.value, self.max_value + 1)
self.assertEqual(self.editor._slider.value(), self.max_value * 10)
self.assertEqual(self.editor._spin.value(), self.max_value + 1)
self.callback.assert_called_once()
self.callback.reset_mock()
value = self.min_value + (self.max_value - self.min_value) / 2
self.editor._spin.setValue(value)
self.assertEqual(self.editor.value, value)
self.assertEqual(self.editor._slider.value(), value * 10)
self.assertEqual(self.editor._spin.value(), value)
self.callback.assert_called_once()
def test_set_value(self):
""" Programmatically set slider/spin value. """
self.editor.value = -2
self.assertEqual(self.editor._slider.value(), self.min_value * 10)
self.assertEqual(self.editor._spin.value(), -2)
self.assertEqual(self.editor.value, -2)
self.callback.assert_called_once()
self.callback.reset_mock()
value = self.min_value + (self.max_value - self.min_value) / 4
self.editor.value = value
self.assertEqual(self.editor._slider.value(), value * 10)
self.assertEqual(self.editor._spin.value(), value)
self.assertEqual(self.editor.value, value)
self.callback.assert_called_once()
def test_set_missing_value(self):
self.editor.value = np.nan
self.assertEqual(self.editor._slider.value(), self.min_value * 10)
self.assertFalse(np.isfinite(self.editor._spin.value()))
self.assertFalse(np.isfinite(self.editor.value))
def test_missing_values(self):
var = ContinuousVariable("var")
self.assertRaises(ValueError, ContinuousVariableEditor, self.parent,
var, np.nan, np.nan, Mock())
def test_overflow(self):
var = ContinuousVariable("var", number_of_decimals=10)
editor = ContinuousVariableEditor(self.parent, var, -100000, 1,
self.callback)
self.assertLess(editor._n_decimals, 10)
def test_spin_selection_after_init(self):
edit: QLineEdit = self.editor._spin.lineEdit()
edit.selectAll()
self.assertEqual(edit.selectedText(), "")
self.assertIs(self.editor.focusProxy(), edit.parent())
