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Current File : //www/varak.net/wiki.varak.net/tests/phpunit/includes/parser/StripStateTest.php

<?php

/**
 * @covers StripState
 */
class StripStateTest extends MediaWikiTestCase {
	public function setUp() {
		parent::setUp();
		$this->setContentLang( 'qqx' );
	}

	private function getMarker() {
		static $i;
		return Parser::MARKER_PREFIX . '-blah-' . sprintf( '%08X', $i++ ) . Parser::MARKER_SUFFIX;
	}

	private static function getWarning( $message, $max = '' ) {
		return "<span class=\"error\">($message: $max)</span>";
	}

	public function testAddNoWiki() {
		$ss = new StripState;
		$marker = $this->getMarker();
		$ss->addNoWiki( $marker, '<>' );
		$text = "x{$marker}y";
		$text = $ss->unstripGeneral( $text );
		$text = str_replace( '<', '', $text );
		$text = $ss->unstripNoWiki( $text );
		$this->assertSame( 'x<>y', $text );
	}

	public function testAddGeneral() {
		$ss = new StripState;
		$marker = $this->getMarker();
		$ss->addGeneral( $marker, '<>' );
		$text = "x{$marker}y";
		$text = $ss->unstripNoWiki( $text );
		$text = str_replace( '<', '', $text );
		$text = $ss->unstripGeneral( $text );
		$this->assertSame( 'x<>y', $text );
	}

	public function testUnstripBoth() {
		$ss = new StripState;
		$mk1 = $this->getMarker();
		$mk2 = $this->getMarker();
		$ss->addNoWiki( $mk1, '<1>' );
		$ss->addGeneral( $mk2, '<2>' );
		$text = "x{$mk1}{$mk2}y";
		$text = str_replace( '<', '', $text );
		$text = $ss->unstripBoth( $text );
		$this->assertSame( 'x<1><2>y', $text );
	}

	public static function provideUnstripRecursive() {
		return [
			[ 0, 'text' ],
			[ 1, '=text=' ],
			[ 2, '==text==' ],
			[ 3, '==' . self::getWarning( 'unstrip-depth-warning', 2 ) . '==' ],
		];
	}

	/** @dataProvider provideUnstripRecursive */
	public function testUnstripRecursive( $depth, $expected ) {
		$ss = new StripState( null, [ 'depthLimit' => 2 ] );
		$text = 'text';
		for ( $i = 0; $i < $depth; $i++ ) {
			$mk = $this->getMarker();
			$ss->addNoWiki( $mk, "={$text}=" );
			$text = $mk;
		}
		$text = $ss->unstripNoWiki( $text );
		$this->assertSame( $expected, $text );
	}

	public function testUnstripLoop() {
		$ss = new StripState( null, [ 'depthLimit' => 2 ] );
		$mk = $this->getMarker();
		$ss->addNoWiki( $mk, $mk );
		$text = $ss->unstripNoWiki( $mk );
		$this->assertSame( self::getWarning( 'parser-unstrip-loop-warning' ), $text );
	}

	public static function provideUnstripSize() {
		return [
			[ 0, 'x' ],
			[ 1, 'xx' ],
			[ 2, str_repeat( self::getWarning( 'unstrip-size-warning', 5 ), 2 ) ]
		];
	}

	/** @dataProvider provideUnstripSize */
	public function testUnstripSize( $depth, $expected ) {
		$ss = new StripState( null, [ 'sizeLimit' => 5 ] );
		$text = 'x';
		for ( $i = 0; $i < $depth; $i++ ) {
			$mk = $this->getMarker();
			$ss->addNoWiki( $mk, $text );
			$text = "$mk$mk";
		}
		$text = $ss->unstripNoWiki( $text );
		$this->assertSame( $expected, $text );
	}

	public function provideGetLimitReport() {
		for ( $i = 1; $i < 4; $i++ ) {
			yield [ $i ];
		}
	}

	/** @dataProvider provideGetLimitReport */
	public function testGetLimitReport( $depth ) {
		$sizeLimit = 100000;
		$ss = new StripState( null, [ 'depthLimit' => 5, 'sizeLimit' => $sizeLimit ] );
		$text = 'x';
		for ( $i = 0; $i < $depth; $i++ ) {
			$mk = $this->getMarker();
			$ss->addNoWiki( $mk, $text );
			$text = "$mk$mk";
		}
		$text = $ss->unstripNoWiki( $text );
		$report = $ss->getLimitReport();
		$messages = [];
		foreach ( $report as list( $msg, $params ) ) {
			$messages[$msg] = $params;
		}
		$this->assertSame( [ $depth - 1, 5 ], $messages['limitreport-unstrip-depth'] );
		$this->assertSame(
			[
				strlen( $this->getMarker() ) * 2 * ( pow( 2, $depth ) - 2 ) + pow( 2, $depth ),
				$sizeLimit
			],
			$messages['limitreport-unstrip-size' ] );
	}
}

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