MWMessagePackTest.php

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<?php
class MWMessagePackTest extends MediaWikiTestCase {

    public static function providePacks() {
        $tests = array(
            array( 'nil', null, 'c0' ),
            array( 'bool', true, 'c3' ),
            array( 'bool', false, 'c2' ),
            array( 'positive fixnum', 0, '00' ),
            array( 'positive fixnum', 1, '01' ),
            array( 'positive fixnum', 5, '05' ),
            array( 'positive fixnum', 35, '23' ),
            array( 'uint 8', 128, 'cc80' ),
            array( 'uint 16', 1000, 'cd03e8' ),
            array( 'uint 32', 100000, 'ce000186a0' ),
            array( 'negative fixnum', -1, 'ff' ),
            array( 'negative fixnum', -2, 'fe' ),
            array( 'int 8', -128, 'd080' ),
            array( 'int 8', -35, 'd0dd' ),
            array( 'int 16', -1000, 'd1fc18' ),
            array( 'int 32', -100000, 'd2fffe7960' ),
            array( 'double', 0.1, 'cb3fb999999999999a' ),
            array( 'double', 1.1, 'cb3ff199999999999a' ),
            array( 'double', 123.456, 'cb405edd2f1a9fbe77' ),
            array( 'fix raw', '', 'a0' ),
            array( 'fix raw', 'foobar', 'a6666f6f626172' ),
            array(
                'raw 16',
                'Lorem ipsum dolor sit amet amet.',
                'da00204c6f72656d20697073756d20646f6c6f722073697420616d657420616d65742e'
            ),
            array(
                'fix array',
                array( 'abc', 'def', 'ghi' ),
                '93a3616263a3646566a3676869'
            ),
            array(
                'fix map',
                array( 'one' => 1, 'two' => 2 ),
                '82a36f6e6501a374776f02'
            ),
        );

        if ( PHP_INT_SIZE > 4 ) {
            $tests[] = array( 'uint 64', 10000000000, 'cf00000002540be400' );
            $tests[] = array( 'int 64', -10000000000, 'd3fffffffdabf41c00' );
            $tests[] = array( 'int 64', -223372036854775807, 'd3fce66c50e2840001' );
            $tests[] = array( 'int 64', -9223372036854775807, 'd38000000000000001' );
        }

        return $tests;
    }

    public function testPack( $type, $value, $expected ) {
        $actual = bin2hex( MWMessagePack::pack( $value ) );
        $this->assertEquals( $expected, $actual, $type );
    }
}