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maze render functions generates string

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Dennis Eichhorn 2019-12-15 16:20:11 +01:00
parent 6bb827e97a
commit 3a8a783804
2 changed files with 8 additions and 9 deletions
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11
Algorithm/Maze/MazeGenerator.php
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@ -143,18 +143,21 @@ class MazeGenerator
* *
* @param array $maze Maze to render * @param array $maze Maze to render
* *
* @return void * @return string
* *
* @since 1.0.0 * @since 1.0.0
*/ */
public static function render(array $maze) : void public static function render(array $maze) : string
{ {
$rendered = '';
foreach ($maze as $y => $row) { foreach ($maze as $y => $row) {
foreach ($row as $x => $column) { foreach ($row as $x => $column) {
echo $column; $rendered .= $column;
} }
echo "\n"; $rendered .= "\n";
} }
return $rendered;
} }
} }

6
tests/Algorithm/Maze/MazeGeneratorTest.php
View File

@ -66,11 +66,7 @@ class MazeGeneratorTest extends \PHPUnit\Framework\TestCase
*/ */
public function testMazeRender() : void public function testMazeRender() : void
{ {
\ob_start(); $ob = MazeGenerator::render(MazeGenerator::random(10, 7));
MazeGenerator::render(MazeGenerator::random(10, 7));
$ob = \ob_get_clean();
\ob_clean();
$maze = \explode("\n", $ob); $maze = \explode("\n", $ob);
// correct top // correct top