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<?php
/**
* @covers \FileContentsHasher
*/
class FileContentsHasherTest extends PHPUnit\Framework\TestCase {
use MediaWikiCoversValidator;
public static function provideSingleFile() {
return array_map( static function ( $file ) {
return [ $file, file_get_contents( $file ) ];
}, glob( __DIR__ . '/../../data/filecontentshasher/*.*' ) );
}
/**
* @dataProvider provideSingleFile
*/
public function testSingleFileHash( $fileName, $contents ) {
$expected = hash( 'md4', $contents );
$actualHash = FileContentsHasher::getFileContentsHash( $fileName );
$this->assertEquals( $expected, $actualHash );
$actualHashRepeat = FileContentsHasher::getFileContentsHash( $fileName );
$this->assertEquals( $expected, $actualHashRepeat );
}
public function provideMultipleFiles() {
return [
[ $this->provideSingleFile() ]
];
}
/**
* @dataProvider provideMultipleFiles
*/
public function testMultipleFileHash( $files ) {
$fileNames = [];
$hashes = [];
foreach ( $files as [ $fileName, $contents ] ) {
$fileNames[] = $fileName;
$hashes[] = hash( 'md4', $contents );
}
$expectedHash = hash( 'md4', implode( '', $hashes ) );
$actualHash = FileContentsHasher::getFileContentsHash( $fileNames );
$this->assertEquals( $expectedHash, $actualHash );
$actualHashRepeat = FileContentsHasher::getFileContentsHash( $fileNames );
$this->assertEquals( $expectedHash, $actualHashRepeat );
}
}
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