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52 lines
1.2 KiB
PHP
52 lines
1.2 KiB
PHP
<?php
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/**
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* Jingga
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*
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* PHP Version 8.1
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*
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* @package tests
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* @copyright Dennis Eichhorn
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* @license OMS License 2.0
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* @version 1.0.0
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* @link https://jingga.app
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*/
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declare(strict_types=1);
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namespace phpOMS\tests\Math\Geometry\ConvexHull;
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use phpOMS\Math\Geometry\ConvexHull\GrahamScan;
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/**
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* @testdox phpOMS\tests\Math\Geometry\ConvexHull\GrahamScanTest: Monotone chain
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*
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* @internal
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*/
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final class GrahamScanTest extends \PHPUnit\Framework\TestCase
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{
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/**
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* @testdox A convex hull can be formed from multiple points on a plane
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* @covers \phpOMS\Math\Geometry\ConvexHull\GrahamScan
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* @group framework
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*/
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public function testGrahamScan() : void
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{
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self::assertEquals([['x' => 9, 'y' => 0]], GrahamScan::createConvexHull([['x' => 9, 'y' => 0]]));
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$points = [];
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for ($i = 0; $i < 10; ++$i) {
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for ($j = 0; $j < 10; ++$j) {
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$points[] = ['x' => $i, 'y' => $j];
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}
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}
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self::assertEquals([
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['x' => 0, 'y' => 0],
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['x' => 9, 'y' => 0],
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['x' => 9, 'y' => 9],
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['x' => 0, 'y' => 9],
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],
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GrahamScan::createConvexHull($points)
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);
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}
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}
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