Add tests for Vector2/Vector2i/Vector3/Vector3i

1 files changed, 144 insertions, 0 deletions

diff --git a/tests/core/math/test_vector2i.h b/tests/core/math/test_vector2i.h
new file mode 100644
index 0000000000..86e254654d
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+++ b/tests/core/math/test_vector2i.h
@@ -0,0 +1,144 @@
+/*************************************************************************/
+/*  test_vector2i.h                                                      */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* 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_VECTOR2I_H
+#define TEST_VECTOR2I_H
+
+#include "core/math/vector2.h"
+#include "tests/test_macros.h"
+
+namespace TestVector2i {
+
+TEST_CASE("[Vector2i] Axis methods") {
+	Vector2i vector = Vector2i(2, 3);
+	CHECK_MESSAGE(
+			vector.max_axis_index() == Vector2i::Axis::AXIS_Y,
+			"Vector2i max_axis_index should work as expected.");
+	CHECK_MESSAGE(
+			vector.min_axis_index() == Vector2i::Axis::AXIS_X,
+			"Vector2i min_axis_index should work as expected.");
+	CHECK_MESSAGE(
+			vector[vector.min_axis_index()] == 2,
+			"Vector2i array operator should work as expected.");
+	vector[Vector2i::Axis::AXIS_Y] = 5;
+	CHECK_MESSAGE(
+			vector[Vector2i::Axis::AXIS_Y] == 5,
+			"Vector2i array operator setter should work as expected.");
+}
+
+TEST_CASE("[Vector2i] Clamp method") {
+	const Vector2i vector = Vector2i(10, 10);
+	CHECK_MESSAGE(
+			Vector2i(-5, 15).clamp(Vector2i(), vector) == Vector2i(0, 10),
+			"Vector2i clamp should work as expected.");
+	CHECK_MESSAGE(
+			vector.clamp(Vector2i(0, 15), Vector2i(5, 20)) == Vector2i(5, 15),
+			"Vector2i clamp should work as expected.");
+}
+
+TEST_CASE("[Vector2i] Length methods") {
+	const Vector2i vector1 = Vector2i(10, 10);
+	const Vector2i vector2 = Vector2i(20, 30);
+	CHECK_MESSAGE(
+			vector1.length_squared() == 200,
+			"Vector2i length_squared should work as expected and return exact result.");
+	CHECK_MESSAGE(
+			Math::is_equal_approx(vector1.length(), 10 * Math_SQRT2),
+			"Vector2i length should work as expected.");
+	CHECK_MESSAGE(
+			vector2.length_squared() == 1300,
+			"Vector2i length_squared should work as expected and return exact result.");
+	CHECK_MESSAGE(
+			Math::is_equal_approx(vector2.length(), 36.05551275463989293119),
+			"Vector2i length should work as expected.");
+}
+
+TEST_CASE("[Vector2i] Operators") {
+	const Vector2i vector1 = Vector2i(5, 9);
+	const Vector2i vector2 = Vector2i(2, 3);
+
+	CHECK_MESSAGE(
+			(vector1 + vector2) == Vector2i(7, 12),
+			"Vector2i addition with integers should give exact results.");
+	CHECK_MESSAGE(
+			(vector1 - vector2) == Vector2i(3, 6),
+			"Vector2i subtraction with integers should give exact results.");
+	CHECK_MESSAGE(
+			(vector1 * vector2) == Vector2i(10, 27),
+			"Vector2i multiplication with integers should give exact results.");
+	CHECK_MESSAGE(
+			(vector1 / vector2) == Vector2i(2, 3),
+			"Vector2i division with integers should give exact results.");
+
+	CHECK_MESSAGE(
+			(vector1 * 2) == Vector2i(10, 18),
+			"Vector2i multiplication with integers should give exact results.");
+	CHECK_MESSAGE(
+			(vector1 / 2) == Vector2i(2, 4),
+			"Vector2i division with integers should give exact results.");
+
+	CHECK_MESSAGE(
+			((Vector2)vector1) == Vector2(5, 9),
+			"Vector2i cast to Vector2 should work as expected.");
+	CHECK_MESSAGE(
+			((Vector2)vector2) == Vector2(2, 3),
+			"Vector2i cast to Vector2 should work as expected.");
+	CHECK_MESSAGE(
+			Vector2i(Vector2(1.1, 2.9)) == Vector2i(1, 2),
+			"Vector2i constructed from Vector2 should work as expected.");
+}
+
+TEST_CASE("[Vector2i] Other methods") {
+	const Vector2i vector = Vector2i(1, 3);
+	CHECK_MESSAGE(
+			Math::is_equal_approx(vector.aspect(), (real_t)1.0 / (real_t)3.0),
+			"Vector2i aspect should work as expected.");
+}
+
+TEST_CASE("[Vector2i] Abs and sign methods") {
+	const Vector2i vector1 = Vector2i(1, 3);
+	const Vector2i vector2 = Vector2i(1, -3);
+	CHECK_MESSAGE(
+			vector1.abs() == vector1,
+			"Vector2i abs should work as expected.");
+	CHECK_MESSAGE(
+			vector2.abs() == vector1,
+			"Vector2i abs should work as expected.");
+
+	CHECK_MESSAGE(
+			vector1.sign() == Vector2i(1, 1),
+			"Vector2i sign should work as expected.");
+	CHECK_MESSAGE(
+			vector2.sign() == Vector2i(1, -1),
+			"Vector2i sign should work as expected.");
+}
+} // namespace TestVector2i
+
+#endif // TEST_VECTOR2I_H