MemcachedBagOStuffTest.php

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<?php
class MemcachedBagOStuffTest extends MediaWikiTestCase {
    private $cache;
 
    protected function setUp() {
        parent::setUp();
        $this->cache = new MemcachedBagOStuff( [ 'keyspace' => 'test' ] );
    }
 
    public function testKeyNormalization() {
        $this->assertEquals(
            'test:vanilla',
            $this->cache->makeKey( 'vanilla' )
        );
 
        $this->assertEquals(
            'test:punctuation_marks_are_ok:!@$^&*()',
            $this->cache->makeKey( 'punctuation_marks_are_ok', '!@$^&*()' )
        );
 
        $this->assertEquals(
            'test:but_spaces:hashes%23:and%0Anewlines:are_not',
            $this->cache->makeKey( 'but spaces', 'hashes#', "and\nnewlines", 'are_not' )
        );
 
        $this->assertEquals(
            'test:this:key:contains:%F0%9D%95%9E%F0%9D%95%A6%F0%9D%95%9D%F0%9D%95%A5%F0%9' .
                'D%95%9A%F0%9D%95%93%F0%9D%95%AA%F0%9D%95%A5%F0%9D%95%96:characters',
            $this->cache->makeKey( 'this', 'key', 'contains', '𝕞𝕦𝕝𝕥𝕚𝕓𝕪𝕥𝕖', 'characters' )
        );
 
        $this->assertEquals(
            'test:this:key:contains:#c118f92685a635cb843039de50014c9c',
            $this->cache->makeKey( 'this', 'key', 'contains', '𝕥𝕠𝕠 𝕞𝕒𝕟𝕪 𝕞𝕦𝕝𝕥𝕚𝕓𝕪𝕥𝕖 𝕔𝕙𝕒𝕣𝕒𝕔𝕥𝕖𝕣𝕤' )
        );
 
        $this->assertEquals(
            'test:BagOStuff-long-key:##dc89dcb43b28614da27660240af478b5',
            $this->cache->makeKey( '𝕖𝕧𝕖𝕟', '𝕚𝕗', '𝕨𝕖', '𝕄𝔻𝟝', '𝕖𝕒𝕔𝕙',
                '𝕒𝕣𝕘𝕦𝕞𝕖𝕟𝕥', '𝕥𝕙𝕚𝕤', '𝕜𝕖𝕪', '𝕨𝕠𝕦𝕝𝕕', '𝕤𝕥𝕚𝕝𝕝', '𝕓𝕖', '𝕥𝕠𝕠', '𝕝𝕠𝕟𝕘' )
        );
 
        $this->assertEquals(
            'test:%23%235820ad1d105aa4dc698585c39df73e19',
            $this->cache->makeKey( '##5820ad1d105aa4dc698585c39df73e19' )
        );
 
        $this->assertEquals(
            'test:percent_is_escaped:!@$%25^&*()',
            $this->cache->makeKey( 'percent_is_escaped', '!@$%^&*()' )
        );
 
        $this->assertEquals(
            'test:colon_is_escaped:!@$%3A^&*()',
            $this->cache->makeKey( 'colon_is_escaped', '!@$:^&*()' )
        );
 
        $this->assertEquals(
            'test:long_key_part_hashed:#0244f7b1811d982dd932dd7de01465ac',
            $this->cache->makeKey( 'long_key_part_hashed', str_repeat( 'y', 500 ) )
        );
    }
 
    public function testValidateKeyEncoding( $key ) {
        $this->assertSame( $key, $this->cache->validateKeyEncoding( $key ) );
    }
 
    public function validKeyProvider() {
        return [
            'empty' => [ '' ],
            'digits' => [ '09' ],
            'letters' => [ 'AZaz' ],
            'ASCII special characters' => [ '!"#$%&\'()*+,-./:;<=>?@[\\]^_`{|}~' ],
        ];
    }
 
    public function testValidateKeyEncodingThrowsException( $key ) {
        $this->setExpectedException( Exception::class );
        $this->cache->validateKeyEncoding( $key );
    }
 
    public function invalidKeyProvider() {
        return [
            [ "\x00" ],
            [ ' ' ],
            [ "\x1F" ],
            [ "\x7F" ],
            [ "\x80" ],
            [ "\xFF" ],
        ];
    }
}