/**************************************************************************/
/* test_margin_container.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
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/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/**************************************************************************/
#include "tests/test_macros.h"
TEST_FORCE_LINK(test_margin_container)
#include "scene/gui/control.h"
#include "scene/gui/margin_container.h"
#include "scene/main/scene_tree.h"
#include "scene/main/window.h"
namespace TestMarginContainer {
TEST_CASE("[SceneTree][MarginContainer] Default margins and layout") {
MarginContainer *margin_container = memnew(MarginContainer);
Window *root = SceneTree::get_singleton()->get_root();
root->add_child(margin_container);
Control *child_control = memnew(Control);
child_control->set_custom_minimum_size(Size2(20, 10));
margin_container->add_child(child_control);
margin_container->set_size(Size2(100, 80));
SceneTree::get_singleton()->process(0);
CHECK_MESSAGE(
margin_container->get_margin_size(SIDE_LEFT) == 0,
"Left margin is 0 by default.");
CHECK_MESSAGE(
margin_container->get_margin_size(SIDE_TOP) == 0,
"Top margin is 0 by default.");
CHECK_MESSAGE(
margin_container->get_margin_size(SIDE_RIGHT) == 0,
"Right margin is 0 by default.");
CHECK_MESSAGE(
margin_container->get_margin_size(SIDE_BOTTOM) == 0,
"Bottom margin is 0 by default.");
CHECK_MESSAGE(
child_control->get_position().is_equal_approx(Point2(0, 0)),
"Child control starts at the top-left corner when all margins are 0.");
CHECK_MESSAGE(
child_control->get_size().is_equal_approx(Size2(100, 80)),
"Child control fills the container area when all margins are 0.");
CHECK_MESSAGE(
margin_container->get_minimum_size().is_equal_approx(Size2(20, 10)),
"Minimum size equals the child minimum size when all margins are 0.");
memdelete(child_control);
memdelete(margin_container);
}
TEST_CASE("[SceneTree][MarginContainer] Custom margins affect layout and minimum size") {
MarginContainer *margin_container = memnew(MarginContainer);
Window *root = SceneTree::get_singleton()->get_root();
root->add_child(margin_container);
margin_container->add_theme_constant_override("margin_left", 10);
margin_container->add_theme_constant_override("margin_top", 20);
margin_container->add_theme_constant_override("margin_right", 30);
margin_container->add_theme_constant_override("margin_bottom", 40);
Control *child_control = memnew(Control);
child_control->set_custom_minimum_size(Size2(20, 10));
margin_container->add_child(child_control);
margin_container->set_size(Size2(200, 150));
SceneTree::get_singleton()->process(0);
CHECK_MESSAGE(
child_control->get_position().is_equal_approx(Point2(10, 20)),
"Child control is offset by left and top margins.");
CHECK_MESSAGE(
child_control->get_size().is_equal_approx(Size2(160, 90)),
"Child control size is reduced by left/right and top/bottom margins.");
CHECK_MESSAGE(
margin_container->get_minimum_size().is_equal_approx(Size2(60, 70)),
"Minimum size equals child minimum size plus all configured margins.");
memdelete(child_control);
memdelete(margin_container);
}
TEST_CASE("[SceneTree][MarginContainer] Multiple children use maximum minimum size") {
MarginContainer *margin_container = memnew(MarginContainer);
Window *root = SceneTree::get_singleton()->get_root();
root->add_child(margin_container);
margin_container->add_theme_constant_override("margin_left", 1);
margin_container->add_theme_constant_override("margin_top", 2);
margin_container->add_theme_constant_override("margin_right", 3);
margin_container->add_theme_constant_override("margin_bottom", 4);
Control *child_control_1 = memnew(Control);
Control *child_control_2 = memnew(Control);
child_control_1->set_custom_minimum_size(Size2(40, 10));
child_control_2->set_custom_minimum_size(Size2(20, 50));
margin_container->add_child(child_control_1);
margin_container->add_child(child_control_2);
SceneTree::get_singleton()->process(0);
CHECK_MESSAGE(
margin_container->get_minimum_size().is_equal_approx(Size2(44, 56)),
"Minimum size uses maximum child minimum width/height plus margins.");
memdelete(child_control_2);
memdelete(child_control_1);
memdelete(margin_container);
}
} // namespace TestMarginContainer