Files
godot/tests/scene/test_nine_patch_rect.cpp
T
2026-05-01 12:42:57 -05:00

256 lines
9.6 KiB
C++

/**************************************************************************/
/* test_nine_patch_rect.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: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "tests/test_macros.h"
TEST_FORCE_LINK(test_nine_patch_rect)
#include "scene/gui/nine_patch_rect.h"
#include "scene/main/scene_tree.h"
#include "scene/main/window.h"
#include "scene/resources/texture.h"
#include "tests/signal_watcher.h"
namespace TestNinePatchRect {
TEST_CASE("[SceneTree][NinePatchRect] Default properties") {
NinePatchRect *nine_patch = memnew(NinePatchRect);
CHECK(nine_patch->get_texture().is_null());
CHECK(nine_patch->get_patch_margin(SIDE_LEFT) == 0);
CHECK(nine_patch->get_patch_margin(SIDE_TOP) == 0);
CHECK(nine_patch->get_patch_margin(SIDE_RIGHT) == 0);
CHECK(nine_patch->get_patch_margin(SIDE_BOTTOM) == 0);
CHECK(nine_patch->get_region_rect() == Rect2(0, 0, 0, 0));
CHECK(nine_patch->is_draw_center_enabled());
CHECK(nine_patch->get_h_axis_stretch_mode() == NinePatchRect::AXIS_STRETCH_MODE_STRETCH);
CHECK(nine_patch->get_v_axis_stretch_mode() == NinePatchRect::AXIS_STRETCH_MODE_STRETCH);
// Set in the NinePatchRect constructor, unlike the Control default.
CHECK(nine_patch->get_mouse_filter() == Control::MOUSE_FILTER_IGNORE);
CHECK(nine_patch->get_combined_minimum_size() == Size2(0, 0));
memdelete(nine_patch);
}
TEST_CASE("[SceneTree][NinePatchRect] Set/get texture") {
NinePatchRect *nine_patch = memnew(NinePatchRect);
Ref<Texture2D> texture;
texture.instantiate();
nine_patch->set_texture(texture);
CHECK(nine_patch->get_texture() == texture);
nine_patch->set_texture(Ref<Texture2D>());
CHECK(nine_patch->get_texture().is_null());
memdelete(nine_patch);
}
TEST_CASE("[SceneTree][NinePatchRect] texture_changed signal") {
NinePatchRect *nine_patch = memnew(NinePatchRect);
Ref<Texture2D> texture_a;
texture_a.instantiate();
Ref<Texture2D> texture_b;
texture_b.instantiate();
SIGNAL_WATCH(nine_patch, "texture_changed");
Array empty_signal_args = { {} };
SUBCASE("Setting a new texture emits the signal") {
nine_patch->set_texture(texture_a);
SIGNAL_CHECK("texture_changed", empty_signal_args);
}
SUBCASE("Setting the same texture does not re-emit") {
nine_patch->set_texture(texture_a);
SIGNAL_DISCARD("texture_changed");
nine_patch->set_texture(texture_a);
SIGNAL_CHECK_FALSE("texture_changed");
}
SUBCASE("Replacing one texture with another emits the signal") {
nine_patch->set_texture(texture_a);
SIGNAL_DISCARD("texture_changed");
nine_patch->set_texture(texture_b);
SIGNAL_CHECK("texture_changed", empty_signal_args);
}
SUBCASE("Clearing the texture emits the signal") {
nine_patch->set_texture(texture_a);
SIGNAL_DISCARD("texture_changed");
nine_patch->set_texture(Ref<Texture2D>());
SIGNAL_CHECK("texture_changed", empty_signal_args);
}
SIGNAL_UNWATCH(nine_patch, "texture_changed");
memdelete(nine_patch);
}
TEST_CASE("[SceneTree][NinePatchRect] Patch margins") {
NinePatchRect *nine_patch = memnew(NinePatchRect);
SUBCASE("Each side can be set and read independently") {
nine_patch->set_patch_margin(SIDE_LEFT, 5);
nine_patch->set_patch_margin(SIDE_TOP, 10);
nine_patch->set_patch_margin(SIDE_RIGHT, 15);
nine_patch->set_patch_margin(SIDE_BOTTOM, 20);
CHECK(nine_patch->get_patch_margin(SIDE_LEFT) == 5);
CHECK(nine_patch->get_patch_margin(SIDE_TOP) == 10);
CHECK(nine_patch->get_patch_margin(SIDE_RIGHT) == 15);
CHECK(nine_patch->get_patch_margin(SIDE_BOTTOM) == 20);
}
SUBCASE("Updating one side does not affect the others") {
nine_patch->set_patch_margin(SIDE_LEFT, 7);
nine_patch->set_patch_margin(SIDE_RIGHT, 9);
nine_patch->set_patch_margin(SIDE_LEFT, 42);
CHECK(nine_patch->get_patch_margin(SIDE_LEFT) == 42);
CHECK(nine_patch->get_patch_margin(SIDE_TOP) == 0);
CHECK(nine_patch->get_patch_margin(SIDE_RIGHT) == 9);
CHECK(nine_patch->get_patch_margin(SIDE_BOTTOM) == 0);
}
memdelete(nine_patch);
}
TEST_CASE("[SceneTree][NinePatchRect] Patch margins drive minimum size") {
NinePatchRect *nine_patch = memnew(NinePatchRect);
Window *root = SceneTree::get_singleton()->get_root();
root->add_child(nine_patch);
nine_patch->set_patch_margin(SIDE_LEFT, 10);
nine_patch->set_patch_margin(SIDE_TOP, 20);
nine_patch->set_patch_margin(SIDE_RIGHT, 30);
nine_patch->set_patch_margin(SIDE_BOTTOM, 40);
SceneTree::get_singleton()->process(0);
// Minimum width is left + right; minimum height is top + bottom.
CHECK(nine_patch->get_combined_minimum_size() == Size2(40, 60));
nine_patch->set_patch_margin(SIDE_RIGHT, 0);
SceneTree::get_singleton()->process(0);
CHECK(nine_patch->get_combined_minimum_size() == Size2(10, 60));
memdelete(nine_patch);
}
TEST_CASE("[SceneTree][NinePatchRect] Patch margin out-of-range index is guarded") {
NinePatchRect *nine_patch = memnew(NinePatchRect);
nine_patch->set_patch_margin(SIDE_LEFT, 11);
nine_patch->set_patch_margin(SIDE_TOP, 22);
nine_patch->set_patch_margin(SIDE_RIGHT, 33);
nine_patch->set_patch_margin(SIDE_BOTTOM, 44);
ERR_PRINT_OFF;
nine_patch->set_patch_margin((Side)4, 999);
const int out_of_range_value = nine_patch->get_patch_margin((Side)4);
ERR_PRINT_ON;
CHECK(out_of_range_value == 0);
CHECK(nine_patch->get_patch_margin(SIDE_LEFT) == 11);
CHECK(nine_patch->get_patch_margin(SIDE_TOP) == 22);
CHECK(nine_patch->get_patch_margin(SIDE_RIGHT) == 33);
CHECK(nine_patch->get_patch_margin(SIDE_BOTTOM) == 44);
memdelete(nine_patch);
}
TEST_CASE("[SceneTree][NinePatchRect] Region rect and draw center") {
NinePatchRect *nine_patch = memnew(NinePatchRect);
SUBCASE("Region rect is set and retrieved") {
const Rect2 region(8, 16, 32, 64);
nine_patch->set_region_rect(region);
CHECK(nine_patch->get_region_rect() == region);
}
SUBCASE("Draw center can be toggled") {
nine_patch->set_draw_center(false);
CHECK_FALSE(nine_patch->is_draw_center_enabled());
nine_patch->set_draw_center(true);
CHECK(nine_patch->is_draw_center_enabled());
}
memdelete(nine_patch);
}
TEST_CASE("[SceneTree][NinePatchRect] Axis stretch modes") {
NinePatchRect *nine_patch = memnew(NinePatchRect);
SUBCASE("Horizontal stretch mode accepts each value") {
nine_patch->set_h_axis_stretch_mode(NinePatchRect::AXIS_STRETCH_MODE_TILE);
CHECK(nine_patch->get_h_axis_stretch_mode() == NinePatchRect::AXIS_STRETCH_MODE_TILE);
nine_patch->set_h_axis_stretch_mode(NinePatchRect::AXIS_STRETCH_MODE_TILE_FIT);
CHECK(nine_patch->get_h_axis_stretch_mode() == NinePatchRect::AXIS_STRETCH_MODE_TILE_FIT);
nine_patch->set_h_axis_stretch_mode(NinePatchRect::AXIS_STRETCH_MODE_STRETCH);
CHECK(nine_patch->get_h_axis_stretch_mode() == NinePatchRect::AXIS_STRETCH_MODE_STRETCH);
}
SUBCASE("Vertical stretch mode accepts each value") {
nine_patch->set_v_axis_stretch_mode(NinePatchRect::AXIS_STRETCH_MODE_TILE);
CHECK(nine_patch->get_v_axis_stretch_mode() == NinePatchRect::AXIS_STRETCH_MODE_TILE);
nine_patch->set_v_axis_stretch_mode(NinePatchRect::AXIS_STRETCH_MODE_TILE_FIT);
CHECK(nine_patch->get_v_axis_stretch_mode() == NinePatchRect::AXIS_STRETCH_MODE_TILE_FIT);
nine_patch->set_v_axis_stretch_mode(NinePatchRect::AXIS_STRETCH_MODE_STRETCH);
CHECK(nine_patch->get_v_axis_stretch_mode() == NinePatchRect::AXIS_STRETCH_MODE_STRETCH);
}
SUBCASE("Horizontal and vertical stretch modes are independent") {
nine_patch->set_h_axis_stretch_mode(NinePatchRect::AXIS_STRETCH_MODE_TILE);
nine_patch->set_v_axis_stretch_mode(NinePatchRect::AXIS_STRETCH_MODE_TILE_FIT);
CHECK(nine_patch->get_h_axis_stretch_mode() == NinePatchRect::AXIS_STRETCH_MODE_TILE);
CHECK(nine_patch->get_v_axis_stretch_mode() == NinePatchRect::AXIS_STRETCH_MODE_TILE_FIT);
}
memdelete(nine_patch);
}
} // namespace TestNinePatchRect