def test_enable(self, _init_pygame: None, default_ui_manager: UIManager,
_display_surface_return_none: None):
scroll_bar = UIHorizontalScrollBar(relative_rect=pygame.Rect(
0, 0, 200, 30),
visible_percentage=0.25,
manager=default_ui_manager)
scroll_bar.disable()
scroll_bar.enable()
# process a mouse button down event
scroll_bar.right_button.process_event(
pygame.event.Event(pygame.MOUSEBUTTONDOWN, {
'button': 1,
'pos': scroll_bar.right_button.rect.center
}))
scroll_bar.update(0.1)
# process a mouse button up event
scroll_bar.right_button.process_event(
pygame.event.Event(pygame.MOUSEBUTTONUP, {
'button': 1,
'pos': scroll_bar.right_button.rect.center
}))
assert scroll_bar.scroll_position != 0.0 and scroll_bar.is_enabled is True
def test_check_has_moved_recently(self, _init_pygame, default_ui_manager,
_display_surface_return_none):
scroll_bar = UIHorizontalScrollBar(relative_rect=pygame.Rect(
100, 100, 150, 30),
visible_percentage=0.7,
manager=default_ui_manager)
# move the scroll bar a bit
scroll_bar.right_button.held = True
scroll_bar.update(0.2)
assert scroll_bar.check_has_moved_recently() is True
def test_check_update_buttons(self, _init_pygame, default_ui_manager,
_display_surface_return_none):
scroll_bar = UIHorizontalScrollBar(relative_rect=pygame.Rect(
100, 100, 150, 30),
visible_percentage=0.7,
manager=default_ui_manager)
# scroll down a bit then up again to exercise update
scroll_bar.right_button.held = True
scroll_bar.update(0.3)
scroll_bar.right_button.held = False
scroll_bar.left_button.held = True
scroll_bar.update(0.3)
assert scroll_bar.check_has_moved_recently() is True
def test_check_update_sliding_bar(self, _init_pygame, default_ui_manager,
_display_surface_return_none):
scroll_bar = UIHorizontalScrollBar(relative_rect=pygame.Rect(
0, 0, 150, 30),
visible_percentage=0.7,
manager=default_ui_manager)
# scroll down a bit then up again to exercise update
default_ui_manager.mouse_position = (100, 15)
scroll_bar.sliding_button.held = True
scroll_bar.update(0.3)
assert scroll_bar.grabbed_slider is True
scroll_bar.sliding_button.held = False
scroll_bar.update(0.3)
assert scroll_bar.grabbed_slider is False