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PathFollow2D unit test
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| /*************************************************************************/ | ||
| /* test_path_follow_2d.h */ | ||
| /*************************************************************************/ | ||
| /* This file is part of: */ | ||
| /* GODOT ENGINE */ | ||
| /* https://godotengine.org */ | ||
| /*************************************************************************/ | ||
| /* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ | ||
| /* Copyright (c) 2014-2021 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. */ | ||
| /*************************************************************************/ | ||
|
|
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| #ifndef TEST_PATH_FOLLOW_2D_H | ||
| #define TEST_PATH_FOLLOW_2D_H | ||
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| #include "scene/2d/path_2d.h" | ||
| #include "scene/resources/curve.h" | ||
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| #include "tests/test_macros.h" | ||
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| namespace TestPathFollow2D { | ||
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| TEST_CASE("[PathFollow2D] Sampling with unit offset") { | ||
| const Ref<Curve2D> &curve = memnew(Curve2D()); | ||
| curve->add_point(Vector2(0, 0)); | ||
| curve->add_point(Vector2(100, 0)); | ||
| curve->add_point(Vector2(100, 100)); | ||
| curve->add_point(Vector2(0, 100)); | ||
| curve->add_point(Vector2(0, 0)); | ||
| const Ref<Path2D> &path = memnew(Path2D()); | ||
| path->set_curve(curve); | ||
| const Ref<PathFollow2D> &path_follow_2d = memnew(PathFollow2D()); | ||
| path->add_child(path_follow_2d); | ||
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| path_follow_2d->set_unit_offset(0); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(0, 0))); | ||
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| path_follow_2d->set_unit_offset(0.125); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(50, 0))); | ||
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| path_follow_2d->set_unit_offset(0.25); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(100, 0))); | ||
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| path_follow_2d->set_unit_offset(0.375); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(100, 50))); | ||
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| path_follow_2d->set_unit_offset(0.5); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(100, 100))); | ||
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| path_follow_2d->set_unit_offset(0.625); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(50, 100))); | ||
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| path_follow_2d->set_unit_offset(0.75); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(0, 100))); | ||
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| path_follow_2d->set_unit_offset(0.875); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(0, 50))); | ||
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| path_follow_2d->set_unit_offset(1); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(0, 0))); | ||
| } | ||
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| TEST_CASE("[PathFollow2D] Sampling with offset") { | ||
| const Ref<Curve2D> &curve = memnew(Curve2D()); | ||
| curve->add_point(Vector2(0, 0)); | ||
| curve->add_point(Vector2(100, 0)); | ||
| curve->add_point(Vector2(100, 100)); | ||
| curve->add_point(Vector2(0, 100)); | ||
| curve->add_point(Vector2(0, 0)); | ||
| const Ref<Path2D> &path = memnew(Path2D()); | ||
| path->set_curve(curve); | ||
| const Ref<PathFollow2D> &path_follow_2d = memnew(PathFollow2D()); | ||
| path->add_child(path_follow_2d); | ||
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| path_follow_2d->set_offset(0); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(0, 0))); | ||
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| path_follow_2d->set_offset(50); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(50, 0))); | ||
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| path_follow_2d->set_offset(100); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(100, 0))); | ||
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| path_follow_2d->set_offset(150); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(100, 50))); | ||
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| path_follow_2d->set_offset(200); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(100, 100))); | ||
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| path_follow_2d->set_offset(250); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(50, 100))); | ||
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| path_follow_2d->set_offset(300); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(0, 100))); | ||
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| path_follow_2d->set_offset(350); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(0, 50))); | ||
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| path_follow_2d->set_offset(400); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(0, 0))); | ||
| } | ||
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| TEST_CASE("[PathFollow2D] Removal of a point in curve") { | ||
| const Ref<Curve2D> &curve = memnew(Curve2D()); | ||
| curve->add_point(Vector2(0, 0)); | ||
| curve->add_point(Vector2(100, 0)); | ||
| curve->add_point(Vector2(100, 100)); | ||
| const Ref<Path2D> &path = memnew(Path2D()); | ||
| path->set_curve(curve); | ||
| const Ref<PathFollow2D> &path_follow_2d = memnew(PathFollow2D()); | ||
| path->add_child(path_follow_2d); | ||
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| path_follow_2d->set_unit_offset(0.5); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(100, 0))); | ||
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| curve->remove_point(1); | ||
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| CHECK_MESSAGE( | ||
| path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(50, 50)), | ||
| "Path follow's position should be updated after removing a point from the curve"); | ||
| } | ||
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| TEST_CASE("[PathFollow2D] Setting h_offset and v_offset") { | ||
| const Ref<Curve2D> &curve = memnew(Curve2D()); | ||
| curve->add_point(Vector2(0, 0)); | ||
| curve->add_point(Vector2(100, 0)); | ||
| const Ref<Path2D> &path = memnew(Path2D()); | ||
| path->set_curve(curve); | ||
| const Ref<PathFollow2D> &path_follow_2d = memnew(PathFollow2D()); | ||
| path->add_child(path_follow_2d); | ||
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| path_follow_2d->set_unit_offset(0.5); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(50, 0))); | ||
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| path_follow_2d->set_h_offset(25); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(75, 0))); | ||
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| path_follow_2d->set_v_offset(25); | ||
| CHECK(path_follow_2d->get_transform().get_origin().is_equal_approx(Vector2(75, 25))); | ||
| } | ||
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| TEST_CASE("[PathFollow2D] Unit offset out of range") { | ||
| const Ref<Curve2D> &curve = memnew(Curve2D()); | ||
| curve->add_point(Vector2(0, 0)); | ||
| curve->add_point(Vector2(100, 0)); | ||
| const Ref<Path2D> &path = memnew(Path2D()); | ||
| path->set_curve(curve); | ||
| const Ref<PathFollow2D> &path_follow_2d = memnew(PathFollow2D()); | ||
| path->add_child(path_follow_2d); | ||
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| path_follow_2d->set_loop(true); | ||
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| path_follow_2d->set_unit_offset(-0.3); | ||
| CHECK_MESSAGE( | ||
| path_follow_2d->get_unit_offset() == 0.7, | ||
| "Unit Offset should loop back from the end in the opposite direction"); | ||
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| path_follow_2d->set_unit_offset(1.3); | ||
| CHECK_MESSAGE( | ||
| path_follow_2d->get_unit_offset() == 0.3, | ||
| "Unit Offset should loop back from the end in the opposite direction"); | ||
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| path_follow_2d->set_loop(false); | ||
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| path_follow_2d->set_unit_offset(-0.3); | ||
| CHECK_MESSAGE( | ||
| path_follow_2d->get_unit_offset() == 0, | ||
| "Unit Offset should be clamped at 0"); | ||
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| path_follow_2d->set_unit_offset(1.3); | ||
| CHECK_MESSAGE( | ||
| path_follow_2d->get_unit_offset() == 1, | ||
| "Unit Offset should be clamped at 1"); | ||
| } | ||
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| TEST_CASE("[PathFollow2D] Offset out of range") { | ||
| const Ref<Curve2D> &curve = memnew(Curve2D()); | ||
| curve->add_point(Vector2(0, 0)); | ||
| curve->add_point(Vector2(100, 0)); | ||
| const Ref<Path2D> &path = memnew(Path2D()); | ||
| path->set_curve(curve); | ||
| const Ref<PathFollow2D> &path_follow_2d = memnew(PathFollow2D()); | ||
| path->add_child(path_follow_2d); | ||
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| path_follow_2d->set_loop(true); | ||
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| path_follow_2d->set_offset(-50); | ||
| CHECK_MESSAGE( | ||
| path_follow_2d->get_offset() == 50, | ||
| "Offset should loop back from the end in the opposite direction"); | ||
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| path_follow_2d->set_offset(150); | ||
| CHECK_MESSAGE( | ||
| path_follow_2d->get_offset() == 50, | ||
| "Offset should loop back from the end in the opposite direction"); | ||
|
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| path_follow_2d->set_loop(false); | ||
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| path_follow_2d->set_offset(-50); | ||
| CHECK_MESSAGE( | ||
| path_follow_2d->get_offset() == 0, | ||
| "Offset should be clamped at 0"); | ||
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| path_follow_2d->set_offset(150); | ||
| CHECK_MESSAGE( | ||
| path_follow_2d->get_offset() == 100, | ||
| "Offset should be clamped at 1"); | ||
| } | ||
| } // namespace TestPathFollow2D | ||
|
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| #endif // TEST_PATH_FOLLOW_2D_H |