From 3469fb06b6846a8ee7feb9950958bcdfc125ca39 Mon Sep 17 00:00:00 2001
From: Hugo Locurcio <hugo.locurcio@hugo.pro>
Date: Wed, 10 Apr 2024 20:46:20 +0200
Subject: [PATCH] Add unit tests for GradientTexture1D and GradientTexture2D

Co-authored-by: ArthyChaux <53626057+ArthyChaux@users.noreply.github.com>
---
 tests/scene/test_gradient_texture.h | 87 +++++++++++++++++++++++++++++
 tests/test_main.cpp                 |  1 +
 2 files changed, 88 insertions(+)
 create mode 100644 tests/scene/test_gradient_texture.h

diff --git a/tests/scene/test_gradient_texture.h b/tests/scene/test_gradient_texture.h
new file mode 100644
index 00000000000..16a92fbe4a2
--- /dev/null
+++ b/tests/scene/test_gradient_texture.h
@@ -0,0 +1,87 @@
+/**************************************************************************/
+/*  test_gradient_texture.h                                               */
+/**************************************************************************/
+/*                         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.                 */
+/**************************************************************************/
+
+#ifndef TEST_GRADIENT_TEXTURE_H
+#define TEST_GRADIENT_TEXTURE_H
+
+#include "scene/resources/gradient_texture.h"
+
+#include "tests/test_macros.h"
+
+namespace TestGradientTexture {
+
+// [SceneTree] in a test case name enables initializing a mock render server,
+// which ImageTexture is dependent on.
+TEST_CASE("[SceneTree][GradientTexture1D] Create GradientTexture1D") {
+	Ref<GradientTexture1D> gradient_texture = memnew(GradientTexture1D);
+
+	Ref<Gradient> test_gradient = memnew(Gradient);
+	gradient_texture->set_gradient(test_gradient);
+	CHECK(gradient_texture->get_gradient() == test_gradient);
+
+	gradient_texture->set_width(83);
+	CHECK(gradient_texture->get_width() == 83);
+
+	gradient_texture->set_use_hdr(true);
+	CHECK(gradient_texture->is_using_hdr());
+}
+
+TEST_CASE("[SceneTree][GradientTexture2D] Create GradientTexture2D") {
+	Ref<GradientTexture2D> gradient_texture = memnew(GradientTexture2D);
+
+	Ref<Gradient> test_gradient = memnew(Gradient);
+	gradient_texture->set_gradient(test_gradient);
+	CHECK(gradient_texture->get_gradient() == test_gradient);
+
+	gradient_texture->set_width(82);
+	CHECK(gradient_texture->get_width() == 82);
+
+	gradient_texture->set_height(81);
+	CHECK(gradient_texture->get_height() == 81);
+
+	gradient_texture->set_use_hdr(true);
+	CHECK(gradient_texture->is_using_hdr());
+
+	gradient_texture->set_fill(GradientTexture2D::Fill::FILL_SQUARE);
+	CHECK(gradient_texture->get_fill() == GradientTexture2D::Fill::FILL_SQUARE);
+
+	gradient_texture->set_fill_from(Vector2(0.2, 0.25));
+	CHECK(gradient_texture->get_fill_from() == Vector2(0.2, 0.25));
+
+	gradient_texture->set_fill_to(Vector2(0.35, 0.5));
+	CHECK(gradient_texture->get_fill_to() == Vector2(0.35, 0.5));
+
+	gradient_texture->set_repeat(GradientTexture2D::Repeat::REPEAT);
+	CHECK(gradient_texture->get_repeat() == GradientTexture2D::Repeat::REPEAT);
+}
+
+} //namespace TestGradientTexture
+
+#endif // TEST_GRADIENT_TEXTURE_H
diff --git a/tests/test_main.cpp b/tests/test_main.cpp
index bb6837c965d..e8efecf2c06 100644
--- a/tests/test_main.cpp
+++ b/tests/test_main.cpp
@@ -111,6 +111,7 @@
 #include "tests/scene/test_curve_2d.h"
 #include "tests/scene/test_curve_3d.h"
 #include "tests/scene/test_gradient.h"
+#include "tests/scene/test_gradient_texture.h"
 #include "tests/scene/test_image_texture.h"
 #include "tests/scene/test_node.h"
 #include "tests/scene/test_node_2d.h"