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import unittest
from unittest.mock import patch, Mock
from Orange.widgets.visualize.utils import customizableplot
class TestFonts(unittest.TestCase):
def test_available_font_families(self):
with patch.object(customizableplot, "QFont") as font, \
patch.object(customizableplot, "QFontDatabase") as db:
font.return_value = Mock()
font.return_value.family = Mock(return_value="mock regular")
db.return_value = Mock()
db.families = Mock(
return_value=["a", ".d", "e", ".b", "mock regular", "c"])
self.assertEqual(customizableplot.available_font_families(),
["mock regular", "", "a", ".b", "c", ".d", "e"])
db.return_value = Mock()
db.families = Mock(
return_value=["a", ".d", "e", ".b", "mock regular",
"mock bold", "mock italic", "c", "mock semi"])
self.assertEqual(customizableplot.available_font_families(),
["mock regular", "mock bold", "mock italic",
"mock semi", "",
"a", ".b", "c", ".d", "e"])
# It seems it's possible that default font family does not exist
# (see gh-5036)
db.return_value.families.return_value = ["a", ".d", "e", ".b", "c"]
self.assertEqual(customizableplot.available_font_families(),
["mock regular", "", "a", ".b", "c", ".d", "e"])
self.assertIn(customizableplot.default_font_family(),
customizableplot.available_font_families())
if __name__ == "__main__":
unittest.main()
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