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+/**************************************************************************/
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+/* test_image_texture.h */
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+/**************************************************************************/
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+/* This file is part of: */
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+/* GODOT ENGINE */
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+/* https://godotengine.org */
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+/**************************************************************************/
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+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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+/* */
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+/* Permission is hereby granted, free of charge, to any person obtaining */
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+/* a copy of this software and associated documentation files (the */
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+/* "Software"), to deal in the Software without restriction, including */
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+/* without limitation the rights to use, copy, modify, merge, publish, */
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+/* distribute, sublicense, and/or sell copies of the Software, and to */
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+/* permit persons to whom the Software is furnished to do so, subject to */
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+/* the following conditions: */
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+/* */
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+/* The above copyright notice and this permission notice shall be */
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+/* included in all copies or substantial portions of the Software. */
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+/* */
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+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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+/**************************************************************************/
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+
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+#ifndef TEST_IMAGE_TEXTURE_H
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+#define TEST_IMAGE_TEXTURE_H
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+
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+#include "core/io/image.h"
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+#include "scene/resources/image_texture.h"
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+
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+#include "tests/test_macros.h"
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+#include "tests/test_utils.h"
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+
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+namespace TestImageTexture {
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+
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+// [SceneTree] in a test case name enables initializing a mock render server,
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+// which ImageTexture is dependent on.
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+TEST_CASE("[SceneTree][ImageTexture] constructor") {
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+ Ref<ImageTexture> image_texture = memnew(ImageTexture);
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+ CHECK(image_texture->get_width() == 0);
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+ CHECK(image_texture->get_height() == 0);
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+ CHECK(image_texture->get_format() == 0);
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+ CHECK(image_texture->has_alpha() == false);
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+ CHECK(image_texture->get_image() == Ref<Image>());
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+}
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+
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+TEST_CASE("[SceneTree][ImageTexture] create_from_image") {
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+ Ref<Image> image = memnew(Image(16, 8, true, Image::FORMAT_RGBA8));
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+ Ref<ImageTexture> image_texture = ImageTexture::create_from_image(image);
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+ CHECK(image_texture->get_width() == 16);
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+ CHECK(image_texture->get_height() == 8);
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+ CHECK(image_texture->get_format() == Image::FORMAT_RGBA8);
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+ CHECK(image_texture->has_alpha() == true);
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+ CHECK(image_texture->get_rid().is_valid() == true);
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+}
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+
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+TEST_CASE("[SceneTree][ImageTexture] set_image") {
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+ Ref<ImageTexture> image_texture = memnew(ImageTexture);
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+ Ref<Image> image = memnew(Image(8, 4, false, Image::FORMAT_RGB8));
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+ image_texture->set_image(image);
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+ CHECK(image_texture->get_width() == 8);
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+ CHECK(image_texture->get_height() == 4);
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+ CHECK(image_texture->get_format() == Image::FORMAT_RGB8);
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+ CHECK(image_texture->has_alpha() == false);
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+ CHECK(image_texture->get_width() == image_texture->get_image()->get_width());
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+ CHECK(image_texture->get_height() == image_texture->get_image()->get_height());
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+ CHECK(image_texture->get_format() == image_texture->get_image()->get_format());
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+}
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+
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+TEST_CASE("[SceneTree][ImageTexture] set_size_override") {
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+ Ref<Image> image = memnew(Image(16, 8, false, Image::FORMAT_RGB8));
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+ Ref<ImageTexture> image_texture = ImageTexture::create_from_image(image);
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+ CHECK(image_texture->get_width() == 16);
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+ CHECK(image_texture->get_height() == 8);
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+ image_texture->set_size_override(Size2i(32, 16));
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+ CHECK(image_texture->get_width() == 32);
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+ CHECK(image_texture->get_height() == 16);
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+}
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+
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+TEST_CASE("[SceneTree][ImageTexture] is_pixel_opaque") {
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+ Ref<Image> image = memnew(Image(8, 8, false, Image::FORMAT_RGBA8));
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+ image->set_pixel(0, 0, Color(0.0, 0.0, 0.0, 0.0)); // not opaque
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+ image->set_pixel(0, 1, Color(0.0, 0.0, 0.0, 0.1)); // not opaque
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+ image->set_pixel(0, 2, Color(0.0, 0.0, 0.0, 0.5)); // opaque
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+ image->set_pixel(0, 3, Color(0.0, 0.0, 0.0, 0.9)); // opaque
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+ image->set_pixel(0, 4, Color(0.0, 0.0, 0.0, 1.0)); // opaque
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+
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+ Ref<ImageTexture> image_texture = ImageTexture::create_from_image(image);
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+ CHECK(image_texture->is_pixel_opaque(0, 0) == false);
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+ CHECK(image_texture->is_pixel_opaque(0, 1) == false);
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+ CHECK(image_texture->is_pixel_opaque(0, 2) == true);
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+ CHECK(image_texture->is_pixel_opaque(0, 3) == true);
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+ CHECK(image_texture->is_pixel_opaque(0, 4) == true);
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+}
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+
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+TEST_CASE("[SceneTree][ImageTexture] set_path") {
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+ Ref<ImageTexture> image_texture = memnew(ImageTexture);
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+ String path = TestUtils::get_data_path("images/icon.png");
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+ image_texture->set_path(path, true);
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+ CHECK(image_texture->get_path() == path);
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+}
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+
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+} //namespace TestImageTexture
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+
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+#endif // TEST_IMAGE_TEXTURE_H
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Rémi Verschelde