def test_on_style_change(self):
lookup = StyleLookup()
changes = []
lookup.on_style_change.subscribe(changes.append)
self.assertEqual([], changes)
lookup.set_color("color1", RGBA(1, 0, 0, 1))
lookup.set_color("color1",
RGBA(1, 0, 0,
1)) # Should ignore duplicated requests.
self.assertEqual(
[ColorChangeEvent(lookup, "color1", Some(RGBA(1, 0, 0, 1)))],
changes)
lookup.set_color("color2", RGBA(0, 1, 0, 1))
self.assertEqual(
[ColorChangeEvent(lookup, "color2", Some(RGBA(0, 1, 0, 1)))],
changes[1:])
lookup.set_color("color2", RGBA(0, 1, 1, 1))
self.assertEqual(
[ColorChangeEvent(lookup, "color2", Some(RGBA(0, 1, 1, 1)))],
changes[2:])
font = ToyFontFace("Sans")
lookup.set_font("font1", font)
self.assertEqual([FontChangeEvent(lookup, "font1", Some(font))],
changes[3:])
lookup.clear_color("color1")
lookup.clear_font("font1")
self.assertEqual([ColorChangeEvent(lookup, "color1", Nothing)],
changes[4:5])
self.assertEqual([FontChangeEvent(lookup, "font1", Nothing)],
changes[5:])
padding = Insets(5, 5, 5, 5)
lookup.set_insets("padding", padding)
self.assertEqual([InsetsChangeEvent(lookup, "padding", Some(padding))],
changes[6:])
lookup.clear_insets("padding")
self.assertEqual([InsetsChangeEvent(lookup, "padding", Nothing)],
changes[7:])
def test_style(lookup: StyleLookup):
button.validate()
lookup.set_font("NonExistentKey", fonts["Font1"])
lookup.set_insets("NonExistentKey", Insets(10, 10, 10, 10))
self.assertEqual(True, button.valid)
lookup.set_font(StyleKeys.Text, fonts["Font1"])
self.assertEqual(False, button.valid)
button.validate()
lookup.set_insets(StyleKeys.Padding, Insets(10, 10, 10, 10))
self.assertEqual(False, button.valid)
def test_lookup_font(self):
lookup = StyleLookup()
sans = ToyFontFace("Sans")
serif = ToyFontFace("Serif")
label_key = "label"
button_key = "button"
lookup.set_font(label_key, sans)
lookup.set_font(button_key, serif)
self.assertEqual(Nothing, lookup.get_font("dialog"))
self.assertEqual(sans, lookup.get_font(label_key).unwrap())
self.assertEqual(serif, lookup.get_font(button_key).unwrap())
lookup.clear_font(label_key)
self.assertEqual(Nothing, lookup.get_font(label_key))