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# (C) Copyright 2005-2023 Enthought, Inc., Austin, TX
# All rights reserved.
#
# This software is provided without warranty under the terms of the BSD
# license included in LICENSE.txt and may be redistributed only under
# the conditions described in the aforementioned license. The license
# is also available online at http://www.enthought.com/licenses/BSD.txt
#
# Thanks for using Enthought open source!
from unittest import TestCase
from unittest.mock import Mock
from pyface.data_view.abstract_data_exporter import AbstractDataExporter
from pyface.data_view.data_view_errors import DataViewGetError
from pyface.data_view.data_wrapper import DataWrapper
from pyface.data_view.i_data_wrapper import DataFormat
trivial_format = DataFormat(
'null/null',
lambda x: x,
lambda x: x,
)
trivial_text_format = DataFormat(
'text/null',
lambda x: x,
lambda x: x,
)
class TrivialExporter(AbstractDataExporter):
def get_data(self, model, indices):
if len(indices) == 0:
raise DataViewGetError('bad data')
return b'data'
class TestAbstractDataExporter(TestCase):
def setUp(self):
self.value_type = Mock()
self.value_type.has_text = Mock(return_value=True)
self.value_type.get_text = Mock(return_value='text')
self.value_type.has_editor_value = Mock(return_value=True)
self.value_type.get_editor_value = Mock(return_value=1)
self.model = Mock()
self.model.get_value = Mock(return_value=0.0)
self.model.get_value_type = Mock(return_value=self.value_type)
def test_is_text_default_false(self):
exporter = TrivialExporter(format=trivial_format)
self.assertFalse(exporter.is_text)
def test_is_text_default_true(self):
exporter = TrivialExporter(format=trivial_text_format)
self.assertTrue(exporter.is_text)
def test_add_data(self):
exporter = TrivialExporter(format=trivial_format)
data_wrapper = DataWrapper()
exporter.add_data(data_wrapper, self.model, [((0,), (0,))])
self.assertTrue(data_wrapper.has_format(trivial_format))
self.assertEqual(data_wrapper.get_mimedata('null/null'), b'data')
def test_add_data_fail(self):
exporter = TrivialExporter(format=trivial_format)
data_wrapper = DataWrapper()
exporter.add_data(data_wrapper, self.model, [])
self.assertFalse(data_wrapper.has_format(trivial_format))
def test_get_value_is_text(self):
exporter = TrivialExporter(
format=trivial_format,
is_text=True,
)
value = exporter.get_value(self.model, (0,), (0,))
self.assertEqual(value, 'text')
def test_get_value_is_text_not_has_text(self):
self.value_type.has_text = Mock(return_value=False)
exporter = TrivialExporter(
format=trivial_format,
is_text=True,
)
value = exporter.get_value(self.model, (0,), (0,))
self.assertEqual(value, '')
def test_get_value_is_not_text(self):
exporter = TrivialExporter(
format=trivial_format,
is_text=False,
)
value = exporter.get_value(self.model, (0,), (0,))
self.assertEqual(value, 1.0)
def test_get_value_is_not_text_not_editor_value(self):
self.value_type.has_editor_value = Mock(return_value=False)
exporter = TrivialExporter(
format=trivial_format,
is_text=False,
)
value = exporter.get_value(self.model, (0,), (0,))
self.assertEqual(value, 0.0)
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