FindClassesTest.php
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FindClassesTest.php
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	<?php

	namespace MediaWiki\Tests\Maintenance;

	use FindClasses;
	use PHPUnit\Framework\ExpectationFailedException;

	/**
	* Mock for the input/output of FindClasses
	*
	* FindClasses internally tries to access stdin and stdout. We mock those aspects
	* for testing.
	*/
	class SemiMockedFindClasses extends FindClasses {

	/**
	* @var string\|null Text to pass as stdin
	*/
	private ?string $mockStdinText = null;

	/**
	* Data for the fake stdin
	*
	* @param string $stdin The string to be used instead of stdin
	*/
	public function mockStdin( $stdin ) {
	$this->mockStdinText = $stdin;
	}

	public function getStdin( $len = null ) {
	if ( $len !== null ) {
	throw new ExpectationFailedException( "Tried to get stdin with non null parameter" );
	}

	return fopen( 'data://text/plain,' . $this->mockStdinText, 'r' );
	}
	}

	/**
	* @covers \FindClasses
	* @group Database
	* @author Dreamy Jazz
	*/
	class FindClassesTest extends MaintenanceBaseTestCase {

	protected function getMaintenanceClass() {
	return SemiMockedFindClasses::class;
	}

	public function testExecute() {
	$this->maintenance->mockStdin( "MediaWiki\Maintenance\Version\n" );
	$this->maintenance->execute();
	$this->expectOutputString( MW_INSTALL_PATH . "/maintenance/Version.php\n" );
	}
	}