Add a test suite for AABB
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Hugo Locurcio
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6a683f8016
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/*************************************************************************/
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/* test_aabb.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) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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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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#ifndef TEST_AABB_H
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#define TEST_AABB_H
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#include "core/math/aabb.h"
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#include "core/string/print_string.h"
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#include "tests/test_macros.h"
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#include "thirdparty/doctest/doctest.h"
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namespace TestAABB {
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TEST_CASE("[AABB] Constructor methods") {
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const AABB aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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const AABB aabb_copy = AABB(aabb);
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CHECK_MESSAGE(
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aabb == aabb_copy,
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"AABBs created with the same dimensions but by different methods should be equal.");
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}
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TEST_CASE("[AABB] String conversion") {
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CHECK_MESSAGE(
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String(AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6))) == "-1.5, 2, -2.5 - 4, 5, 6",
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"The string representation shouild match the expected value.");
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}
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TEST_CASE("[AABB] Basic getters") {
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const AABB aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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CHECK_MESSAGE(
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aabb.get_position().is_equal_approx(Vector3(-1.5, 2, -2.5)),
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"get_position() should return the expected value.");
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CHECK_MESSAGE(
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aabb.get_size().is_equal_approx(Vector3(4, 5, 6)),
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"get_size() should return the expected value.");
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CHECK_MESSAGE(
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aabb.get_end().is_equal_approx(Vector3(2.5, 7, 3.5)),
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"get_end() should return the expected value.");
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}
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TEST_CASE("[AABB] Basic setters") {
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AABB aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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aabb.set_end(Vector3(100, 0, 100));
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CHECK_MESSAGE(
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aabb.is_equal_approx(AABB(Vector3(-1.5, 2, -2.5), Vector3(101.5, -2, 102.5))),
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"set_end() should result in the expected AABB.");
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aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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aabb.set_position(Vector3(-1000, -2000, -3000));
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CHECK_MESSAGE(
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aabb.is_equal_approx(AABB(Vector3(-1000, -2000, -3000), Vector3(4, 5, 6))),
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"set_position() should result in the expected AABB.");
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aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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aabb.set_size(Vector3(0, 0, -50));
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CHECK_MESSAGE(
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aabb.is_equal_approx(AABB(Vector3(-1.5, 2, -2.5), Vector3(0, 0, -50))),
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"set_size() should result in the expected AABB.");
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}
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TEST_CASE("[AABB] Area getters") {
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AABB aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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CHECK_MESSAGE(
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Math::is_equal_approx(aabb.get_area(), 120),
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"get_area() should return the expected value with positive size.");
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CHECK_MESSAGE(
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!aabb.has_no_area(),
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"Non-empty volumetric AABB should have an area.");
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aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(-4, 5, 6));
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CHECK_MESSAGE(
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Math::is_equal_approx(aabb.get_area(), -120),
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"get_area() should return the expected value with negative size (1 component).");
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aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(-4, -5, 6));
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CHECK_MESSAGE(
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Math::is_equal_approx(aabb.get_area(), 120),
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"get_area() should return the expected value with negative size (2 components).");
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aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(-4, -5, -6));
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CHECK_MESSAGE(
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Math::is_equal_approx(aabb.get_area(), -120),
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"get_area() should return the expected value with negative size (3 components).");
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aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 0, 6));
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CHECK_MESSAGE(
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aabb.has_no_area(),
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"Non-empty flat AABB should not have an area.");
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CHECK_MESSAGE(
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AABB().has_no_area(),
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"Empty AABB should not have an area.");
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}
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TEST_CASE("[AABB] Surface getters") {
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AABB aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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CHECK_MESSAGE(
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!aabb.has_no_surface(),
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"Non-empty volumetric AABB should have an surface.");
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aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 0, 6));
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CHECK_MESSAGE(
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!aabb.has_no_surface(),
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"Non-empty flat AABB should have a surface.");
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CHECK_MESSAGE(
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AABB().has_no_surface(),
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"Empty AABB should not have an surface.");
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}
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TEST_CASE("[AABB] Intersection") {
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const AABB aabb_big = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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AABB aabb_small = AABB(Vector3(-1.5, 2, -2.5), Vector3(1, 1, 1));
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CHECK_MESSAGE(
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aabb_big.intersects(aabb_small),
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"intersects() with fully contained AABB (touching the edge) should return the expected result.");
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aabb_small = AABB(Vector3(0.5, 1.5, -2), Vector3(1, 1, 1));
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CHECK_MESSAGE(
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aabb_big.intersects(aabb_small),
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"intersects() with partially contained AABB (overflowing on Y axis) should return the expected result.");
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aabb_small = AABB(Vector3(10, -10, -10), Vector3(1, 1, 1));
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CHECK_MESSAGE(
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!aabb_big.intersects(aabb_small),
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"intersects() with non-contained AABB should return the expected result.");
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aabb_small = AABB(Vector3(-1.5, 2, -2.5), Vector3(1, 1, 1));
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CHECK_MESSAGE(
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aabb_big.intersection(aabb_small).is_equal_approx(aabb_small),
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"intersection() with fully contained AABB (touching the edge) should return the expected result.");
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aabb_small = AABB(Vector3(0.5, 1.5, -2), Vector3(1, 1, 1));
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CHECK_MESSAGE(
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aabb_big.intersection(aabb_small).is_equal_approx(AABB(Vector3(0.5, 2, -2), Vector3(1, 0.5, 1))),
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"intersection() with partially contained AABB (overflowing on Y axis) should return the expected result.");
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aabb_small = AABB(Vector3(10, -10, -10), Vector3(1, 1, 1));
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CHECK_MESSAGE(
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aabb_big.intersection(aabb_small).is_equal_approx(AABB()),
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"intersection() with non-contained AABB should return the expected result.");
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CHECK_MESSAGE(
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aabb_big.intersects_plane(Plane(Vector3(0, 1, 0), 4)),
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"intersects_plane() should return the expected result.");
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CHECK_MESSAGE(
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aabb_big.intersects_plane(Plane(Vector3(0, -1, 0), -4)),
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"intersects_plane() should return the expected result.");
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CHECK_MESSAGE(
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!aabb_big.intersects_plane(Plane(Vector3(0, 1, 0), 200)),
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"intersects_plane() should return the expected result.");
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CHECK_MESSAGE(
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aabb_big.intersects_segment(Vector3(1, 3, 0), Vector3(0, 3, 0)),
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"intersects_segment() should return the expected result.");
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CHECK_MESSAGE(
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aabb_big.intersects_segment(Vector3(0, 3, 0), Vector3(0, -300, 0)),
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"intersects_segment() should return the expected result.");
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CHECK_MESSAGE(
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aabb_big.intersects_segment(Vector3(-50, 3, -50), Vector3(50, 3, 50)),
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"intersects_segment() should return the expected result.");
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CHECK_MESSAGE(
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!aabb_big.intersects_segment(Vector3(-50, 25, -50), Vector3(50, 25, 50)),
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"intersects_segment() should return the expected result.");
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CHECK_MESSAGE(
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aabb_big.intersects_segment(Vector3(0, 3, 0), Vector3(0, 3, 0)),
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"intersects_segment() should return the expected result with segment of length 0.");
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CHECK_MESSAGE(
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!aabb_big.intersects_segment(Vector3(0, 300, 0), Vector3(0, 300, 0)),
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"intersects_segment() should return the expected result with segment of length 0.");
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}
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TEST_CASE("[AABB] Merging") {
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const AABB aabb_big = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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AABB aabb_small = AABB(Vector3(-1.5, 2, -2.5), Vector3(1, 1, 1));
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CHECK_MESSAGE(
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aabb_big.merge(aabb_small).is_equal_approx(aabb_big),
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"merge() with fully contained AABB (touching the edge) should return the expected result.");
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aabb_small = AABB(Vector3(0.5, 1.5, -2), Vector3(1, 1, 1));
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CHECK_MESSAGE(
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aabb_big.merge(aabb_small).is_equal_approx(AABB(Vector3(-1.5, 1.5, -2.5), Vector3(4, 5.5, 6))),
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"merge() with partially contained AABB (overflowing on Y axis) should return the expected result.");
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aabb_small = AABB(Vector3(10, -10, -10), Vector3(1, 1, 1));
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CHECK_MESSAGE(
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aabb_big.merge(aabb_small).is_equal_approx(AABB(Vector3(-1.5, -10, -10), Vector3(12.5, 17, 13.5))),
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"merge() with non-contained AABB should return the expected result.");
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}
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TEST_CASE("[AABB] Encloses") {
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const AABB aabb_big = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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AABB aabb_small = AABB(Vector3(-1.5, 2, -2.5), Vector3(1, 1, 1));
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CHECK_MESSAGE(
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aabb_big.encloses(aabb_small),
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"encloses() with fully contained AABB (touching the edge) should return the expected result.");
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aabb_small = AABB(Vector3(0.5, 1.5, -2), Vector3(1, 1, 1));
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CHECK_MESSAGE(
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!aabb_big.encloses(aabb_small),
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"encloses() with partially contained AABB (overflowing on Y axis) should return the expected result.");
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aabb_small = AABB(Vector3(10, -10, -10), Vector3(1, 1, 1));
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CHECK_MESSAGE(
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!aabb_big.encloses(aabb_small),
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"encloses() with non-contained AABB should return the expected result.");
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}
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TEST_CASE("[AABB] Get endpoints") {
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const AABB aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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CHECK_MESSAGE(
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aabb.get_endpoint(0).is_equal_approx(Vector3(-1.5, 2, -2.5)),
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"The endpoint at index 0 should match the expected value.");
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CHECK_MESSAGE(
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aabb.get_endpoint(1).is_equal_approx(Vector3(-1.5, 2, 3.5)),
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"The endpoint at index 1 should match the expected value.");
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CHECK_MESSAGE(
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aabb.get_endpoint(2).is_equal_approx(Vector3(-1.5, 7, -2.5)),
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"The endpoint at index 2 should match the expected value.");
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CHECK_MESSAGE(
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aabb.get_endpoint(3).is_equal_approx(Vector3(-1.5, 7, 3.5)),
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"The endpoint at index 3 should match the expected value.");
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CHECK_MESSAGE(
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aabb.get_endpoint(4).is_equal_approx(Vector3(2.5, 2, -2.5)),
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"The endpoint at index 4 should match the expected value.");
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CHECK_MESSAGE(
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aabb.get_endpoint(5).is_equal_approx(Vector3(2.5, 2, 3.5)),
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"The endpoint at index 5 should match the expected value.");
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CHECK_MESSAGE(
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aabb.get_endpoint(6).is_equal_approx(Vector3(2.5, 7, -2.5)),
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"The endpoint at index 6 should match the expected value.");
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CHECK_MESSAGE(
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aabb.get_endpoint(7).is_equal_approx(Vector3(2.5, 7, 3.5)),
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"The endpoint at index 7 should match the expected value.");
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ERR_PRINT_OFF;
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CHECK_MESSAGE(
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aabb.get_endpoint(8).is_equal_approx(Vector3()),
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"The endpoint at invalid index 8 should match the expected value.");
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CHECK_MESSAGE(
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aabb.get_endpoint(-1).is_equal_approx(Vector3()),
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"The endpoint at invalid index -1 should match the expected value.");
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ERR_PRINT_ON;
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}
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TEST_CASE("[AABB] Get longest/shortest axis") {
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const AABB aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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CHECK_MESSAGE(
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aabb.get_longest_axis().is_equal_approx(Vector3(0, 0, 1)),
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"get_longest_axis() should return the expected value.");
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CHECK_MESSAGE(
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aabb.get_longest_axis_index() == Vector3::AXIS_Z,
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"get_longest_axis() should return the expected value.");
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CHECK_MESSAGE(
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Math::is_equal_approx(aabb.get_longest_axis_size(), 6),
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"get_longest_axis() should return the expected value.");
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CHECK_MESSAGE(
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aabb.get_shortest_axis().is_equal_approx(Vector3(1, 0, 0)),
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"get_shortest_axis() should return the expected value.");
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CHECK_MESSAGE(
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aabb.get_shortest_axis_index() == Vector3::AXIS_X,
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"get_shortest_axis() should return the expected value.");
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CHECK_MESSAGE(
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Math::is_equal_approx(aabb.get_shortest_axis_size(), 4),
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"get_shortest_axis() should return the expected value.");
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}
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TEST_CASE("[AABB] Get support") {
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const AABB aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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CHECK_MESSAGE(
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aabb.get_support(Vector3(1, 0, 0)).is_equal_approx(Vector3(-1.5, 7, 3.5)),
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"get_support() should return the expected value.");
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CHECK_MESSAGE(
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aabb.get_support(Vector3(0.5, 1, 0)).is_equal_approx(Vector3(-1.5, 2, 3.5)),
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"get_support() should return the expected value.");
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CHECK_MESSAGE(
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aabb.get_support(Vector3(0.5, 1, -400)).is_equal_approx(Vector3(-1.5, 2, 3.5)),
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"get_support() should return the expected value.");
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CHECK_MESSAGE(
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aabb.get_support(Vector3(0, -1, 0)).is_equal_approx(Vector3(2.5, 7, 3.5)),
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"get_support() should return the expected value.");
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CHECK_MESSAGE(
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aabb.get_support(Vector3(0, -0.1, 0)).is_equal_approx(Vector3(2.5, 7, 3.5)),
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"get_support() should return the expected value.");
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CHECK_MESSAGE(
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aabb.get_support(Vector3()).is_equal_approx(Vector3(2.5, 7, 3.5)),
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"get_support() should return the expected value with a null vector.");
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}
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TEST_CASE("[AABB] Grow") {
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const AABB aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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CHECK_MESSAGE(
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aabb.grow(0.25).is_equal_approx(AABB(Vector3(-1.75, 1.75, -2.75), Vector3(4.5, 5.5, 6.5))),
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"grow() with positive value should return the expected AABB.");
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CHECK_MESSAGE(
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aabb.grow(-0.25).is_equal_approx(AABB(Vector3(-1.25, 2.25, -2.25), Vector3(3.5, 4.5, 5.5))),
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"grow() with negative value should return the expected AABB.");
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CHECK_MESSAGE(
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aabb.grow(-10).is_equal_approx(AABB(Vector3(8.5, 12, 7.5), Vector3(-16, -15, -14))),
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"grow() with large negative value should return the expected AABB.");
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}
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TEST_CASE("[AABB] Has point") {
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const AABB aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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CHECK_MESSAGE(
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aabb.has_point(Vector3(-1, 3, 0)),
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"has_point() with contained point should return the expected value.");
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CHECK_MESSAGE(
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aabb.has_point(Vector3(2, 3, 0)),
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"has_point() with contained point should return the expected value.");
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CHECK_MESSAGE(
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aabb.has_point(Vector3(-1.5, 3, 0)),
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"has_point() with contained point on negative edge should return the expected value.");
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CHECK_MESSAGE(
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aabb.has_point(Vector3(2.5, 3, 0)),
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"has_point() with contained point on positive edge should return the expected value.");
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CHECK_MESSAGE(
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!aabb.has_point(Vector3(-20, 0, 0)),
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"has_point() with non-contained point should return the expected value.");
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}
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TEST_CASE("[AABB] Expanding") {
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const AABB aabb = AABB(Vector3(-1.5, 2, -2.5), Vector3(4, 5, 6));
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CHECK_MESSAGE(
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aabb.expand(Vector3(-1, 3, 0)).is_equal_approx(aabb),
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"expand() with contained point should return the expected AABB.");
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CHECK_MESSAGE(
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aabb.expand(Vector3(2, 3, 0)).is_equal_approx(aabb),
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"expand() with contained point should return the expected AABB.");
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CHECK_MESSAGE(
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aabb.expand(Vector3(-1.5, 3, 0)).is_equal_approx(aabb),
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"expand() with contained point on negative edge should return the expected AABB.");
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CHECK_MESSAGE(
|
||||
aabb.expand(Vector3(2.5, 3, 0)).is_equal_approx(aabb),
|
||||
"expand() with contained point on positive edge should return the expected AABB.");
|
||||
CHECK_MESSAGE(
|
||||
aabb.expand(Vector3(-20, 0, 0)).is_equal_approx(AABB(Vector3(-20, 0, -2.5), Vector3(22.5, 7, 6))),
|
||||
"expand() with non-contained point should return the expected AABB.");
|
||||
}
|
||||
} // namespace TestAABB
|
||||
|
||||
#endif // TEST_AABB_H
|
||||
|
|
@ -32,6 +32,7 @@
|
|||
|
||||
#include "core/templates/list.h"
|
||||
|
||||
#include "test_aabb.h"
|
||||
#include "test_astar.h"
|
||||
#include "test_basis.h"
|
||||
#include "test_class_db.h"
|
||||
|
|
|
|||
Loading…
Reference in New Issue